| Basildon and Billericay | |
|---|---|
| Borough constituency for theHouse of Commons | |
![]() Boundaries since 2024 | |
Boundary of Basildon and Billericay in the East of England | |
| County | Essex |
| Population | 89,687 (2011 census)[1] |
| Electorate | 76,993 (2023)[2] |
| Major settlements | Basildon,Billericay,Great Burstead |
| Current constituency | |
| Created | 2010 |
| Member of Parliament | Richard Holden (Conservative) |
| Seats | One |
| Created from | Basildon,Billericay |
Basildon and Billericay (/ˈbæzɪldən ... ˈbɪlərɪki/) is aconstituency[n 1] inEssex represented in theHouse of Commons of theUK Parliament. Since the2024 general election it has been represented byRichard Holden, aConservative.[n 2]
The constituency is located inEssex and covers most of theBorough of Basildon local government district. It contains the town ofBillericay, most of the town ofBasildon and the rural areas that lie between them.
Basildon is anew town built afterWorld War II to accommodate theLondon overspill,[3] whilst Billericay is a historicmarket town.[4] Residents of the constituency have a similar ethnic makeup and level of wealth compared to the rest of the country, but are less likely to bedegree-educated.[5] At themost recent borough council election in 2024, voters in Basildon elected mostlyLabour Party councillors whilst Billericay and the rural areas of the constituency electedConservatives. Voters in Basildon and Billericay voted strongly in favour of leaving theEuropean Union in the2016 referendum, with an estimated 67% supportingBrexit.[5]
The seat was created for the2010 general election following a review of the Parliamentary representation ofEssex by theBoundary Commission for England. It combined parts of the separate, now abolished,Basildon andBillericay constituencies.
It has been held throughout its existence by theConservative Party and, until the 2024 general election, with large majorities.
The Borough of Basildon wards ofBillericay East,Billericay West,Burstead, Crouch,Fryerns,Laindon Park,Lee Chapel North andSt Martin's.[6]
The seat merged about half of the previous constituency ofBillericay with smaller parts of the formerBasildon constituency – mostly around the centre of Basildon.
The Billericay constituency lost Wickford to the newRayleigh and Wickford constituency, and Pitsea to theSouth Basildon and East Thurrock seat, which also included the remainder of the Basildon seat.
Further to the2023 review of Westminster constituencies, which came into effect for the2024 general election, the composition of the constituency was expanded with the transfer in of theVange ward (as it existed on 1 December 2020) fromSouth Basildon and East Thurrock.[7]
Following a local government boundary review in Basildon which came into effect in May 2024,[8] the constituency now comprises the following from the 2024 general election:
The MP until thedissolution of parliament in May 2024 was the ConservativeJohn Baron, who had held the seat since its creation, but announced in October 2023 that he would be stepping down.[10] His party's choice of the national chairman as its candidate to succeed him was controversially made just 48 hours before the deadline from a shortlist of one, to the anger of the local association.[11]
| Election | Member[12] | Party | |
|---|---|---|---|
| 2010 | John Baron | Conservative | |
| 2024 | Richard Holden | Conservative | |

| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Conservative | Richard Holden | 12,905 | 30.64 | ||
| Labour | Alex Harrison | 12,885 | 30.59 | ||
| Reform | Stephen Conlay | 11,354 | 27.0 | new | |
| Liberal Democrats | Edward Sainsbury | 2,292 | 5.4 | ||
| Green | Stewart Goshawk | 2,123 | 5.1 | ||
| British Democrats | Christopher Bateman | 373 | 0.9 | new | |
| TUSC | Dave Murray | 192 | 0.5 | new | |
| Majority | 20 | 0.04 | |||
| Turnout | 42,124 | 54.8 | |||
| Registered electors | 76,873 | ||||
| Conservativehold | Swing | ||||
| 2019notional result[14] | |||
|---|---|---|---|
| Party | Vote | % | |
| Conservative | 30,867 | 65.9 | |
| Labour | 10,118 | 21.6 | |
| Liberal Democrats | 3,947 | 8.4 | |
| Green | 1,395 | 3.0 | |
| Others | 526 | 1.1 | |
| Turnout | 46,853 | 60.9 | |
| Electorate | 76,993 | ||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Conservative | John Baron | 29,590 | 67.1 | +6.1 | |
| Labour | Andrew Gordon | 9,178 | 20.8 | −10.3 | |
| Liberal Democrats | Edward Sainsbury | 3,741 | 8.5 | +5.0 | |
| Green | Stewart Goshawk | 1,395 | 3.2 | New | |
| SDP | Simon Breedon | 224 | 0.5 | New | |
| Majority | 20,412 | 46.3 | +16.4 | ||
| Turnout | 44,128 | 63.1 | −1.8 | ||
| Registered electors | 69,906 | ||||
| Conservativehold | Swing | +8.2 | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Conservative | John Baron | 27,381 | 61.0 | +8.3 | |
| Labour | Kayte Block | 13,981 | 31.1 | +7.5 | |
| UKIP | Tina Hughes | 2,008 | 4.5 | −15.4 | |
| Liberal Democrats | Antonia Harrison | 1,548 | 3.4 | −0.4 | |
| Majority | 13,400 | 29.8 | +0.8 | ||
| Turnout | 44,918 | 65.0 | +0.1 | ||
| Registered electors | 69,149 | ||||
| Conservativehold | Swing | +0.4 | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Conservative | John Baron | 22,668 | 52.7 | −0.1 | |
| Labour | Gavin Callaghan | 10,186 | 23.7 | +0.6 | |
| UKIP | George Konstantinidis | 8,538 | 19.8 | +16.0 | |
| Liberal Democrats | Martin Thompson | 1,636 | 3.8 | −11.9 | |
| Majority | 12,482 | 29.0 | −0.8 | ||
| Turnout | 43,028 | 64.9 | +1.4 | ||
| Registered electors | 66,345 | ||||
| Conservativehold | Swing | −0.3 | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Conservative | John Baron* | 21,922 | 52.7 | +10.6 | |
| Labour | Allan Davies | 9,584 | 23.1 | −9.9 | |
| Liberal Democrats | Mike Hibbs | 6,538 | 15.7 | +3.4 | |
| BNP | Irene Bateman | 1,934 | 4.6 | New | |
| UKIP | Alan Broad | 1,591 | 3.8 | New | |
| Rejected ballots | 114 | ||||
| Majority | 12,338 | 29.8 | +18.6 | ||
| Turnout | 41,629 | 63.6 | +1.3 | ||
| Registered electors | 65,515 | ||||
| Conservativehold | Swing | +10.2 | |||
| 2005notional result | |||
|---|---|---|---|
| Party | Vote | % | |
| Conservative | 16,454 | 42.1 | |
| Labour | 12,866 | 32.9 | |
| Others | 4,901 | 12.5 | |
| Liberal Democrats | 4,831 | 12.4 | |
| Turnout | 39,052 | 60.2 | |
| Electorate | 64,873 | ||
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