Great Grimsby and Cleethorpes: MP, 2024 result and local figures
Melanie Onn (Labour) is the MP for Great Grimsby and Cleethorpes, elected at the general election of 4 July 2024. On 4 July 2024 Melanie Onn (Labour) won 15,336 votes, 41.9% of the valid vote; Oliver Freeston (Reform UK) came second with 10,533. Turnout, counted as valid votes over the electorate, was 48.1% (36,619 of 76,157); the winning margin was 4,803 votes.
Key figures
What the figures show
Compared with other constituencies, Great Grimsby and Cleethorpes has the lowest share working mainly from home (2021) of the 575 constituencies with this figure (11.9%); it also has the 7th lowest median house price of the 575 constituencies with this figure (£135,000).
Half of the homes sold in the year to March 2026 went for more than £135,000 and half for less. That is up 35% on £99,950 ten years before. The highest March-year median in the series was £136,000, in the year to March 2025. It ranks 7th lowest of 575 constituencies. The figure rests on 1,268 recorded sales.
In 2024/25, 41.4% of children under 16 in Great Grimsby and Cleethorpes (8,778) lived in relative low income families once housing costs are taken off, says the DWP; the UK figure is 26.0%. Before housing costs the share was 36.1% in 2024/25, from 33.0% in 2021/22.
Median annual pay for full-time work was £33,191 for jobs in Great Grimsby and Cleethorpes and £33,248 for its residents (April 2025, ASHE). A year before, the residents' median was £32,131. The residents' figure ranks 50th lowest of 632 constituencies with an estimate. The latest year is provisional.
At the 2021 Census there were 48,227 households and 3,125.5 residents per square kilometre; 11.9% of workers mainly worked from home and 22.5% of residents aged 16 and over were retired.
Survey estimates for April 2025 to March 2026 have 69.9% of working-age residents in employment, within a margin of 4.7 points. The economically inactive share was 24.1%.
3,705 business sites were registered in Great Grimsby and Cleethorpes in March 2026 (3,750 a year before), and employed 48,000 people in 2024.
About 108,300 people live in Great Grimsby and Cleethorpes: the ONS figure for mid-2024 is 108,309. The estimate peaked at 112,567 in 2011. 21,148 were aged 65 or over and 21,216 were under 16.
In September 2026, 5.1% of 16 to 64 year olds in Great Grimsby and Cleethorpes were claimants (3,350 people). September 2025 had 3,205.
MP
Melanie Onn, Labour
- MP for Great Grimsby and Cleethorpes since 4 July 2024
Official UK Parliament page · Statements by Melanie Onn on this site
In Parliament
The 5 most recent spoken contributions by Melanie Onn in Hansard, from 22 October 2026 to 26 October 2026, quoted from the official report. Hansard search returns 294 spoken contributions by Melanie Onn since 4 July 2024.
My hon. Friend is making an excellent contribution to this important debate. Does he agree that this seems to be a deep cultural issue within Royal Mail?
Read in Hansard (opening words; the full contribution is longer)
Up to June this year, the returns rate was 35% higher than it had been in the 12 months previously. Does the Home Secretary agree that this is in part due to the improved co-operative relationships that this Government have managed to forge with other countries around the world?
Read in Hansard (opening words; the full contribution is longer)
T6. Staff at the Sewing Shop in Grimsby are keen to see the rapid introduction of the deposit return scheme, so when can we anticipate seeing it, and will the Minister make sure that retailers do not derail that initiative?
I thank the Minister for that response. Fly-tipping is a real scourge for my Great Grimsby and Cleethorpes constituents.
Read in Hansard (opening words; the full contribution is longer)
5. What steps she is taking to help tackle fly-tipping.
Read from the Hansard API on 27 October 2026. Up to two items per debate; remarks under 40 characters are left out. All contributions in Hansard.
General election, 4 July 2024
| Candidate | Party | Votes | Share | Change in share |
|---|---|---|---|---|
| Melanie Onn | Labour | 15,336 | 41.9% | +9.7 |
| Oliver Freeston | Reform UK | 10,533 | 28.8% | +23.8 |
| Lia Nici | Conservative | 8,269 | 22.6% | −33.0 |
| Ed Fraser | Green Party | 1,115 | 3.0% | +1.1 |
| John Lawson | Liberal Democrat | 1,036 | 2.8% | −2.1 |
| Mark Gee | Trade Unionist and Socialist Coalition | 222 | 0.6% | |
| Christopher Stephenson | Social Democratic Party | 108 | 0.3% |
Result summary as published: Lab gain from Con. Change in share is in percentage points against the notional 2019 result on the new boundaries. Source: House of Commons Library, election results (data, read 14 October 2026).
Results on these boundaries
| Date | Election | First | Second | Majority | Turnout |
|---|---|---|---|---|---|
| 4 July 2024 | General election | Labour 41.9% | Reform UK 28.8% | 4,803 | 48.1% |
| 12 December 2019 | General election (notional result on these boundaries) | Conservative 55.6% | Labour 32.2% | 9,759 | 54.1% |
Only results on the constituency boundaries first used at the 2024 general election are shown. The 2019 figures are the House of Commons Library's notional estimates of how votes cast in 2019 would have fallen on these boundaries, not a result that was declared. Source: House of Commons Library, constituency results.
Councils
Great Grimsby and Cleethorpes lies within North East Lincolnshire.
- North East Lincolnshire E06000012
Who has power over Great Grimsby and Cleethorpes
Every body that makes decisions for Great Grimsby and Cleethorpes, from the street up to the G20. Each one links to its page on the official record. How the ten levels work.
Level 1: Neighbourhood and community power
Residents' and tenants' groups, neighbourhood forums and local policing panels.
Level 2: Parish, town and community councils
Parish, town and community councils, where the area has them, sit below the council.
Level 5: Devolved and state governments
England has no devolved parliament of its own: its laws are made by the UK Parliament.
Level 6: National government
- Great Grimsby and Cleethorpes this page: Melanie Onn (Labour) MP
- All 650 MPs votes, interests and costs
- UK government and Parliament official figures and sources
Level 7: Regional blocs and supranational bodies
- Council of Europe and the European Court of Human Rights (CoE / ECtHR) The UK Government says the United Kingdom was one of the Council of Europe's founding members.
Level 8: The UN and global treaty bodies
- United Nations (General Assembly and Security Council) The UN lists the United Kingdom as a member admitted on 24 October 1945.
- United Nations Security Council (UNSC) The UK is one of the five permanent members of the Security Council and holds the veto, according to the UN.
- NATO NATO lists the United Kingdom among its 12 founding members, which signed the North Atlantic Treaty in Washington, D.C.
- World Health Organization (WHO) WHO's list of member states includes the United Kingdom of Great Britain and Northern Ireland.
- World Trade Organization (WTO) The WTO says the United Kingdom has been a WTO member since 1 January 1995 and a member of GATT since 1 January 1948.
- Commonwealth of Nations The UK is one of the 56 members, one of three European members with Cyprus and Malta, and the Commonwealth Secretariat is headquartered at Marlborough House in London.
Level 9: The IMF, World Bank and global finance
- International Monetary Fund (IMF) The UK has been a member since 27 December 1945 and has a quota of SDR 20,155.1 million (IMF country page for the United Kingdom).
- World Bank Group (WBG) The UK holds 3.75% of voting power in the IBRD (data as of 30 June 2026) and 6.92% in IDA (as of 30 June 2026), according to the World Bank's voting tables.
Level 10: G7, G20, Davos and global forums
Sources
| Figure | Period | Publisher | Read | Links |
|---|---|---|---|---|
| Population | mid-2024 | ONS | 14 October 2026 | data · area |
| Claimants as a share of residents aged 16 to 64 | September 2026 | ONS | 29 October 2026 | data · area |
| Claimant count | September 2026 | ONS | 29 October 2026 | data · area |
| Employment rate, aged 16 to 64 | April 2025 to March 2026 | ONS | 14 October 2026 | data · area |
| Median full-time pay of residents | April 2025 | ONS | 14 October 2026 | data · area |
| Median full-time pay of people working here | April 2025 | ONS | 14 October 2026 | data · area |
| Median house price | the year to March 2026 | ONS | 14 October 2026 | data · release |
| Homes sold | the year to March 2026 | ONS | 14 October 2026 | data · release |
| Children in relative low income families, after housing costs | 2024/25 | DWP | 14 October 2026 | data · release |
| Children in relative low income families, before housing costs | 2024/25 | DWP | 14 October 2026 | data · release |
| Business sites (local units) | March 2026 | ONS | 14 October 2026 | data · area |
| People employed by businesses here | 2024 | ONS | 14 October 2026 | data · area |
| Economically inactive, aged 16 to 64 | April 2025 to March 2026 | ONS | 14 October 2026 | data · area |
| Households | Census 2021 | ONS | 14 October 2026 | data · area |
| Residents per square kilometre | Census 2021 | ONS | 14 October 2026 | data · area |
| Workers mainly working from home | Census 2021 | ONS | 14 October 2026 | data · area |
| Residents aged 16+ who are retired | Census 2021 | ONS | 14 October 2026 | data · area |
"Data" is the file or query each figure was read from (its SHA-256 is in the link title); "area" shows the same table for this constituency alone.
Common questions
Who is the MP for Great Grimsby and Cleethorpes?
UK Parliament lists Melanie Onn, Labour, as the Member of Parliament for Great Grimsby and Cleethorpes since the July 2024 general election.
What was the 2024 general election result in Great Grimsby and Cleethorpes?
Melanie Onn (Labour) won with 15,336 votes, a majority of 4,803, on a turnout of 48.1% (House of Commons Library).
What is the unemployment claimant rate in Great Grimsby and Cleethorpes?
5.1% of residents aged 16 to 64 in September 2026, 3,350 people, on the ONS claimant count.
What is the average house price in Great Grimsby and Cleethorpes?
The median price paid was £135,000 in the year to March 2026 (ONS, from HM Land Registry sales).
What is the average salary in Great Grimsby and Cleethorpes?
Median full-time pay of residents was £33,248 a year in April 2025 (ONS Annual Survey of Hours and Earnings).
How many children in Great Grimsby and Cleethorpes live in low income families?
DWP counts 8,778 (41.4% of under-16s) in relative low income after housing costs for 2024/25.
What is the population of Great Grimsby and Cleethorpes?
The ONS estimate for mid-2024 is 108,309 residents.
Built 14 October 2026 from official records; how these pages are compiled. This page lists what the record shows and gives no verdict on the MP or the area. Link moved or figure wrong? Tell us.