O'Neill is the officialIrish capital of Nebraska.[10] Cattle, potatoes, tomatoes, soybeans and corn are the major products produced near this town.[citation needed]
O'Neill was the venue for one of the first boundary layer experiments, Project Prairie Grass.[13] It was conducted during the summer of 1956 and funded by the Geophysics Directorate of the Air Force Cambridge Research Center. The experiment measured the diffusion of a tracer and the state of turbulence in the lower boundary layer of the atmosphere.[14] Teams from Massachusetts Institute of Technology, University of Wisconsin, Texas A and M, and the Air Force Cambridge lab were involved.
At the2010 census there were 3,705 people in 1,593 households, including 970 families, in the city. The population density was 1,556.7 inhabitants per square mile (601.0/km2). There were 1,778 housing units at an average density of 747.1 per square mile (288.5/km2). Theracial makup of the city was 94.2% White, 0.2% African American, 0.5% Native American, 0.2% Asian, 0.2% Pacific Islander, 3.9% from other races, and 0.8% from two or more races. Hispanic or Latino of any race were 6.5%.[17]
Of the 1,593 households 28.4% had children under the age of 18 living with them, 49.1% were married couples living together, 8.6% had a female householder with no husband present, 3.2% had a male householder with no wife present, and 39.1% were non-families. 34.6% of households were one person and 17.3% were one person aged 65 or older. The average household size was 2.28 and the average family size was 2.94.
The median age was 42.8 years. 24.8% of residents were under the age of 18; 6.5% were between the ages of 18 and 24; 20.9% were from 25 to 44; 27.5% were from 45 to 64; and 20.2% were 65 or older. The gender makeup of the city was 48.4% male and 51.6% female.
At the2000 census, there were 3,733 people in 1,554 households, including 988 families, in the city. The population density was 1,580.7 inhabitants per square mile (610.3/km2). There were 1,740 housing units at an average density of 736.8 per square mile (284.5/km2). Theracial makup of the city was 98.53% White, 0.03% African American, 0.43% Native American, 0.16% Asian, 0.40% from other races, and 0.46% from two or more races. Hispanic or Latino of any race were 1.18% of the population.
Of the 1,554 households 30.4% had children under the age of 18 living with them, 54.0% were married couples living together, 7.7% had a female householder with no husband present, and 36.4% were non-families. 33.8% of households were one person and 17.8% were one person aged 65 or older. The average household size was 2.33 and the average family size was 3.01.
The age distribution was 26.7% under the age of 18, 5.7% from 18 to 24, 24.8% from 25 to 44, 20.4% from 45 to 64, and 22.3% 65 or older. The median age was 40 years. For every 100 females, there were 84.1 males. For every 100 females age 18 and over, there were 80.9 males.
The median household income was $30,815 and the median family income was $40,063. Males had a median income of $28,614 versus $18,627 for females. The per capita income for the city was $15,998. About 5.0% of families and 8.5% of the population were below thepoverty line, including 3.4% of those under age 18 and 12.3% of those age 65 or over.
The old Nebraska State Bank building is now the Holt County Historical Museum.Moses Kinkaid's office, now restored, occupied the second floor of the building.
O'Neill houses the world's largest permanent shamrock. Made of colored concrete, it was installed in the main intersection of 4th & Douglas in 2000. Due to high traffic, each year the town repaints the shamrock for St. Patrick's Day as part of the town's celebration.[18]
The Holt County Independent is O'Neill's local newspaper.
The local radio station is KBRX, 102.9FM, 1350AM. The FM band plays country music along with all the local news from the surrounding towns, while the AM band plays classic rock with a polka ("milking music") hour in the morning.
Moses Kinkaid, resident, Republican U.S. Representative from Nebraska and sponsor ofKinkaid Act, expanding the amount of land to be granted for homesteading plots[25]
^"Helen Duhamel: Hall of Fame 1992".Nebraska Broadcasters’ Association Hall of Fame. Omaha, Nebraska: Nebraska Broadcasters’ Association. 1992. Archived fromthe original on October 16, 2013. RetrievedApril 10, 2012.
^Peterson, Jess (March 16, 2000)."General John C. O'Neill".HistoricOmaha.com. Archived fromthe original on September 29, 2017. RetrievedJanuary 3, 2018.