In 1865, the town was incorporated as Strother, remaining so until it was renamed Lee’s Summit three years later. The city was likely named in honor of Pleasant John Graves Lea, a prominent local citizen killed during theCivil War.
Lee's Summit began as an agricultural community and persisted as such until the mid-twentieth century. Upon the conclusion ofWorld War II, the city began to rapidly suburbanize and grow in population, transitioning into a commuter suburb of Kansas City. During this period of growth, Lee’s Summit developed a well-funded public school district. The school district has consistently ranked among the city’s top employers, alongside federal government offices, healthcare facilities, and retail centers. The city has a historic downtown with anAmtrak station, several human-made lake reservoirs, and several parks.
The region encompassing present-day Lee’s Summit has been inhabited by humans for at least 10,000 years.[7]Archaeological evidence suggests continuous human occupation within the present-day boundaries of Lee’s Summit dating back roughly 9,000 years. For example,archaeologists have discovered stonearrowheads characteristic of theDalton tradition in Lee's Summit, indicating that humans occupied the area at least 9,000 years ago.[8][a] At another site in the city,arrowheads and ceramics characteristic of the Kansas CityHopewell culture were discovered, indicating that humans had temporary campsites in the area roughly 2,000 years ago.[9][b] Stone tools and organic remains suggest that temporary campsites in what is now Lee's Summit were used to hunt for deer, bison, and other small mammals, roughly 700 years ago.[10][c]
At the time of first contact between indigenous Missourians and Europeans in the 1670s, present-day Lee’s Summit lay along the northwestern edge of the territory occupied by theLittle Osage people. Other nearby groups included theMissourias to the north and theKanzas to the west.[11][12] The area was likely used as hunting grounds bythe Osage.[13][14]
In 1803, the United States acquired the territory that includes the area of present-day Lee's Summit through France in theLouisiana Purchase.[17]
The Osage, weakened by encroaching indigenous groups and American settlers from the east, and under pressure from the United States, ceded the last of their territory in Missouri by treaty in 1825. This included present-day Lee's Summit.[18][19]
In 1827, when commissioners were deciding where to establish theseat of Jackson County, they described southern Jackson County as "useless" prairie.[20] At that time, southern Jackson County, including present-day Lee’s Summit, was the rural counterpart to the increasingly urban north county. Beginning in the 1830s, Americans from easternslave states came to settle what is now Lee's Summit, attracted by "its rolling prairie, fertile soil, numerous streams, and stands of timber."[21][22] In 1844,William Bulitt Howard, the eventual founder of Lee's Summit, arrived from Kentucky with his family and slaves.[21] Pleasant John Graves Lea, the eventual namesake of the city, was a resident of the area according to the1850 census.[23] By 1853, settlers had purchased all of the land that now constitutes Lee's Summit from the federal government. In 1860,Prairie Township was incorporated in Jackson County, and the community which would later become Lee's Summit was the largest in the new township.[24]
Upon the end of theAmerican Civil War in 1865,William Bullitt Howard returned to his home in Jackson County. He reached a deal with theMissouri Pacific Railroad Company to plat a town of 70 acres (0.28 km2) along the path of the tracks south of Kansas City and on the way toSt. Louis. Lots in the center of the town would be reserved for atrain depot. The town was founded as “Strother” in October 1865, named after the family name of Howard’s wife.[21][33][34]
A map plat of Lee's Summit c. 1877, showing theMissouri Pacific Railroad depot and William Bullitt Howard's land
In 1868, the town was officially renamed "Lee's Summit." A flier from 1865 refers to the town as "Strother, formerly known as Lee's Summit," indicating that the town was colloquially known as Lee's Summit prior to its founding byHoward.[e] It is very likely that Lee's Summit was named in honor of Pleasant John Graves Lea, who was killed nearby in 1862. Workers for theMissouri Pacific Railroad may have painted "Lees Summit" on the side of a boxcar to serve as a temporarydepot in the city.[35]
The spelling “Lee” instead of "Lea" is assumed to be an error, while “Summit” refers to the city’s location at the highest point along the railroad between Kansas City andSt. Louis.[2][21][23] In 1969, Howard’s grandson disputed this account, claiming the town was named forConfederate GeneralRobert E. Lee and that the story about Dr. Lea was a cover. Local historians, however, have dismissed this claim.[36]
In 1877, Lee's Summit was incorporated as a fourth-class city and by then was the "commercial center for the surrounding agricultural community."[37] The primary occupation in Lee's Summit was farming—particularly hogs, corn, and fruit orchards.[38] In 1885, a fire destroyed much of downtown Lee's Summit.[2][21]
In the early 20th century, Lee's Summit persisted as a small, rural agricultural community. The city's population growth was stunted by its proximity to Kansas City and Independence. Still, the city boundaries were expanded in 1905, and some residential development occurred in the 1900s and 1910s. Property development slowed and then ceased in Lee's Summit during the 1920s and through theGreat Depression andWorld War II.[39]
In 1912, lumber baron and Kansas City civic leaderRobert A. Long began building his 1,780 acre (7.2 km2) estate,Longview Farm, much of which lay in southwestern Lee's Summit. It took eighteen months to complete with the work of over two thousand laborers. At the time of building, it was considered the largest construction project in the country. At the time of completion, the farm employed over two hundred people who lived on the property. Long's daughter, Loula Long Combs, made a lifelong career of raising championshow horses on the farm.[2][40] In 2004, part of the farm was developed into the New Longview neighborhood.[41]
In March 1922, at the Veterans Memorial Hall in downtown Lee's Summit (now the Third Street Social restaurant),Harry S. Truman announced he was running for election as County Court judge of the eastern district of Jackson County—the first political candidacy of his career.[f] Years later, in 1956,Truman said of his first political speech that it "was a flop for me." "I was more scared then than I was at any time later, even when I was on the front in the first world war in France.”[42][43] During theprimary campaign,Truman briefly pursuedKu Klux Klan membership, believing it would help him secure more votes, in part because of prominentcross burnings in Lee's Summit.[44] Two years later, during his reelection campaign, he faced public opposition from Jackson Countytreasurer and Lee's Summit mayor, Todd George, who may have been affiliated with theKlan.[g]Truman claimed that theKlan threatened to kill him, and in response he disrupted aKlan rally in Lee's Summit, shaming the roughly one thousand attendees for theiranti-Catholic andantisemitic views.[45] In 1928,Truman, as the presiding judge of the County Court, undertook the construction of many roads connecting Lee's Summit to the rest of themetro area, as well as a hospital just outside the city (later named Truman Medical Center-East, nowUniversity Health Lakewood Medical Center).[21][46][47]
At the end ofWorld War II in 1945, there was enormous demand forsingle-family housing across the United States. This demand, combined with the recently built roads,Federal Housing Administration policy, and theG.I. Bill, spurred the rapidsuburbanization of Lee's Summit. Developers began building entire neighborhoods in the city but were interrupted from 1950 to 1953 by theKorean War. After the war, however, the number of people living in and around Lee's Summit grew significantly. According to the1950 census, about 2,500 people lived in Lee's Summit; by 1960, the population had grown to over 8,000. This population growth resulted from white Kansas City residents relocating to the suburbs and from largeannexations by the city. By the late 1950s, Lee's Summit was no longer an agricultural community, but instead acommuter suburb—nearly sixty percent of residents worked outside the city, and farming had all but disappeared.[48]
In 1961,Western Electric opened a factory in Lee’s Summit, and within a year it employed about three thousand people. TheWestern Electric plant, which was in operation until 2002, encouraged the city's growth by providing a tax base for furtherannexations and a well-fundedpublic school district.[49][50][51] Rapid growth persisted through the 1970s and 1980s, with the city’s population exceeding 46,000 by 1990. John Knox Village, a long-term care facility completed in 1970, has remained one of the city's top employers. The damming of theLittle Blue River in 1985 createdLongview Lake, home to amenities including the Fred Arbanas Golf Course andMCC-Longview Community College.[51] In 2001, theSummit Woods Crossing retail center was developed in Lee’s Summit, followed by the construction of theSummit Fair retail center nearby in 2007.[41] Green Street, an event space in downtown Lee’s Summit and “home to the Farmers Market, outdoor performance area, public art, gathering spaces, and an immersive playground,” opened in 2025.[52]
SociologistsDouglas Massey andNancy Denton classified the Kansas City metro area as “hypersegregated” between white and Black residents as recently as the 1980s.[53] Lee's Summit, as asecond-ringwhite-flight suburb,[41] contributed to patterns ofracial segregation in Kansas City and its outlying region. The government policies whichsuburbanized the city in thepost-war period excluded Black people, effectively making Lee's Summit available only to white people. TheFederal Housing Administration even encouraged suburban developers to include legally unenforceableracially restrictive deed covenants with the sale of their homes.[54] According tosociologist Kevin Fox Gotham, residents of Lee's Summit successfully resisted efforts to locate federallysubsidized housing in the suburb—meant to integrate the metro area—in the 1970s and into the 1990s.[55] In 1978, officials and students from theKansas City public school district filed afederal lawsuit against the Lee’s Summit school district and several other suburban districts, alleging racial discrimination.[56] TheDistrict Court dismissed the case against the school district, finding insufficient evidence that officials had intentionally preserved school segregation.[57] Although the Lee's Summit school district was removed from the case, theDistrict Court went on to order extensive improvements to Kansas City schools, pay raises for employees, and the creation of amagnet school system aimed at addressing the metro-area school segregation by attracting suburban students to inner city schools. In the 1995 caseMissouri v. Jenkins, theSupreme Court of the United States held that the Missouri government was no longer required to fund themagnet school program, effectively ending the improvements and pay raises.[58][59][60]
Lee's Summit experiences a four-seasonhumid continental climate (Köppen climate classificationDfa) with cold days and nights during the winter, and hot days and muggy nights during the summer. No physical features obstruct the flow of air, allowing moist currents from theGulf of Mexico, dry currents from the semiarid southwest, and cold polar continental currents to interact and affect the weather in the area. This causes the weather to be highly variable, sometimes producing tornadoes and storms. Spring is the season when variation is the highest. Spring is also characterized by high precipitation and moderate temperatures. Summer has warm to hot temperatures and is humid. Precipitation is also high during the summer. Fall has mild days and cool nights, with low precipitation. Winters are dry and moderately cold.[69]
Map of racial distribution in Lee's Summit,2020 U.S. census. Each dot is one person:⬤ White⬤ Black⬤ Asian⬤ Hispanic⬤ Multiracial⬤ Native American/Other
The population of Lee's Summit has been recorded by everyUnited States census since 1880. After an initial increase from 1880 to 1890, the city's population remained mostly unchanged until the 1930 census. Lee's Summit begansuburbanizing in the 1920s, resulting in population growth through the remaining decades of the twentieth century, especially after 1950. Population growth slowed but persisted from 2000 to 2020.
As of the2020 United States census, there were 101,108 people, 37,664 households, and 27,316 families in Lee's Summit, with a population density of 1,582.3 inhabitants per square mile (611.0/km2). There were 39,495 housing units at an average density of 618.1 per square mile (238.7/km2). The racial composition (including Hispanics in the racial counts) was 78.6% (79,516)white, 8.9% (9,019)Black or African-American, 0.3% (321)American Indian and Alaska Native, 2.4% (2,401)Asian, 0.2% (147)Native Hawaiian and other Pacific Islander, 1.7% (1,714) fromother races, and 7.9% (7,990) from two or more races.Hispanic orLatino of any race was 5.3% (5,398) of the population.[6]
According to the 2024American Community Survey estimates, 25.0% of the population was under 18-years-old, 31.8% was ages 18 to 44, 25.6% was ages 45 to 64, and 17.6% was over 64-years-old. The median age was 40.4-years-old. Among those ages 15 and older, 54.9% were married, which is 7.0 percentage points higher than the marital rate in Missouri and 5.9 percentage points higher than the rate for the United States overall. Among those ages 25 and older, 19.2% had obtained a graduate or professional degree, 33.7% only up to a bachelor's degree, 28.8% only up to an associate's degree (or some college), 16.0% only up to a high school diploma (or equivalent), and 2.3% less than a high school diploma. The rate of those obtaining less than a high school diploma is 5.7 percentage points lower than the rate for Missouri and 7.8 percentage points lower than the rate for the United States, while the rate of those obtaining a bachelor's degree is 13.6 percentage points higher than Missouri's and 11.6 percentage point higher than that of the United States.[87][88][89]
The median income among those over 15-years-old was $51,030. This is $11,269 more than the median income in Missouri and $9,355 more than that for the United States. Again among those over 15-years-old, 29.5% made $75,000 or more in income. This is 10.6 percentage points higher than the rate in Missouri and 6.8 percentage points higher than in the United States. Those at or above 150 percent of thepoverty level made up 93.8% of the population, compared to 80.1% of Missouri.[87][88][89]
The average household size was 2.52, while the average family size was 3.14. Among households, 32.3% included at least one person under 18-years-old which is 4.3 percentage points higher than Missouri's rate. Of the housing units, 74.3% are owned as opposed to rented, compared to a rate of 68.6% in Missouri overall.[90][91][92]
According to data from the Lee's Summit Police Department compiled by theUniform Crime Reporting program, Lee's Summit in 2024 had a reported violent crime rate of 109.0 per 100,000 people (which includes homicide, rape, robbery, and aggravated assault) and a reported property crime rate of 2348.3 per 100,000 people (which includes arson, burglary, larceny-theft, and motor vehicle theft). The violent crime rate of Lee's Summit was lower than that of Missouri (459.7 violent crimes per 100,000 in 2024) but the property crime rate was higher than that of Missouri (1944.4 property crimes per 100,000 in 2024). The violent crime rate of Lee's Summit was also lower than that of the United States (349.3 violent crimes per 100,000 in 2024) while the property crime rate was higher than that of the United States (1701.8 property crimes per 100,000 in 2024).[93]
Downtown Lee's Summit is listed in theNational Register of Historic Places.[95] It hosts the annual Downtown Days andOktoberfest festivals as well as the monthly Fourth Fridays Art Walk, which showcases local artists and musicians.[96][97][98] The Downtown Sculpture Walk and Lee's Summit History Museum are also located in downtown Lee's Summit.[99][100]
The Legacy Park Ampitheater is an outdoor music venue in Lee's Summit.[101]
There are thirty public parks in Lee's Summit with various amenities such as playgrounds, tennis courts,disc golf courses, trails for walking and biking, camp grounds, a golf course, and a winter ice skating rink.[104][105][106] Summit Waves is the city's outdoor water park.[107]
The James A. Reed Memorial Wildlife Area is located just outside of Lee's Summit. It is 3,084 acres (12.48 km2) and includes human-made lakes along with woodlands, nativeflora plantings, and many deer and turkeys. People engage in fishing, hunting, hiking,birdwatching, outdoor photography, picnicking, cycling, and boating there.[108]
Six large human-made lakes and several smaller lakes are located in and around Lee's Summit. People engage in a variety of activities on these lakes such as swimming, fishing,jet skiing, canoeing, and boating.[109]
Lee's Summit is acharter andcouncil-manager form of government, represented by amayor and acity council. The city council appoints a city manager. Each of the four districts are represented by twocouncilmembers whose terms are staggered and expire every four years. Nocouncilmember may serve more than two consecutive terms.[110] The mayor is William A. Baird.[3]
Metropolitan Community College has the Blue Springs, Grandview Hickman Mills, and Lee's Summit school districts in its in-district taxation area. The Raymore-Peculiar district is in the college's service area, but not its in-district taxation area.[121] Longview Community College is located on the western edge of Lee's Summit and is part of the MCC system. It also is home to the Summit Technology Center which is a branch campus of theUniversity of Central Missouri.
Two general medical and surgical hospitals which provide emergency services—Lee's Summit Medical Center andSaint Luke's East Hospital—are both located in Lee's Summit.
^Schmits et al. says of site 23JA160, "early occupations are indicated by the recovery of Dalton points". Schmits et al., p. 10, figure 3. shows that site 23JA160 is located in Lee's Summit, near the intersection of U.S. Route 40 and S Powell Avenue.
^Schmits et al. says of site 23JA115, "Projectile point styles from these sites are predominantly expanding-stemmed forms characteristic of the middle Kansas City Hopewell period. Ceramics are plain-surfaced and more typical of late Kansas City Hopewell ceramics." Schmits et al., p. 10, figure 3. shows that site 23JA115 is located in Lee's Summit, near the intersection of Lee's Summit Road and NW Anderson Drive.
^Schmits et al. says of site 23JA43, "The lithic assemblage indicates that the site represents a residential extractive camp focused on the manufacture and use of chipped stone tools for hunting, butchering and hide preparation. Faunal remains indicate that subsistence was based on white-tailed deer. Bison and a number of small mammals such as raccoon, woodchuck and cottontail were of lesser importance." Schmits et al., p. 10, figure 3. shows that site 23JA43 is located in Lee's Summit, near Lee's Summit Road and NW Anderson Drive.
^Significant portions of Lee's Summit and the Little Blue River valley overlap. See, Shortridge, p. 3, Map 1.
^Also see a petition from the Missouri Pacific Railroad Company filed in St. Louis County and published in theDecember 24, 1864 edition ofThe Daily Missouri Democrat which refers to "Lee's Summit".
^According to McCullough, the County Court judge was not a judicial position, but an administrative one involving county government spending and contracting. The eastern district included towns such as Independence, Grandview, and Lee's Summit. Mike Pendergast, brother of Kansas City political bossTom Pendergast, had "responsibility for" this position.
^McCullough refers to George as "the local head Klansman". George's family disputes this characterization, saying that they "had independent research conducted, and it found there is no evidence of any such affiliation" and that "in a 1959 memoir, George stated he wanted nothing to do with the KKK". The editorial board of The Kansas City Star points out, however, that "While reports that George was a local leader of the Ku Klux Klan were a matter of some debate, his belief in a racist ideology was indisputable." See Dicus, Todd C. (July 17, 2020)."Discussion about Todd George's name on Lee's Summit roads requires context".Kansas City Star. Retrieved May 5, 2025. See also,"'A memorial to hatred': Lee's Summit should rename streets honoring racist former mayor".Kansas City Star. July 16, 2020. Retrieved May 5, 2025.
^Data used to calculate the average daily high temperatures, the average daily low temperatures, and the overall daily average temperatures of each month are from the Lee's Summit Municipal Airport (1991 to 2020).[70]
^Record high temperatures, record low temperatures, and the data used to calculate the mean monthly high temperatures, the mean monthly low temperatures, the average monthly precipitation and snowfall, the average days with precipitation of each month, and the average days with snowfall of each month are from the James A. Reed Memorial Wildlife Area (1962 to 2011).[71]
^The 1990 census data refer to the "Black" population (no "African American").
^The 1990 census data refer to "American Indian, Eskimo, or Aleut" people.
^The 1990 census data refer only to "Pacific Islander" people.
^The United States census treats Hispanic and Latino as ethnicities, not races.
^The 1990 census data refer to people of "Hispanic origin".