Ynys Môn: MP, 2024 result and local figures
The MP for Ynys Môn is Llinos Medi (Plaid Cymru), returned on 4 July 2024. On 4 July 2024 Llinos Medi (Plaid Cymru) won 10,590 votes, 32.5% of the valid vote; Virginia Crosbie (Conservative) came second with 9,953. Turnout, counted as valid votes over the electorate, was 61.4% (32,628 of 53,141); the winning margin was 637 votes.
Key figures
What the figures show
Compared with other constituencies, Ynys Môn has the lowest population of the 575 constituencies with this figure (69,097); it also has the 29th lowest population density (2021) of the 575 constituencies with this figure (96.7 per sq km).
About 69,100 people live in Ynys Môn: the ONS figure for mid-2024 is 69,097. The estimate peaked at 69,964 in 2012. Children under 16 numbered 11,388; people aged 65 and over, 18,949.
3,285 business sites were registered in Ynys Môn in March 2026 (3,280 a year before), and employed 22,000 people in 2024.
Median annual pay for full-time work was £36,434 for jobs in Ynys Môn and £35,709 for its residents (April 2025, ASHE). A year before, the residents' median was £36,672. The residents' figure ranks 174th lowest of 632 constituencies with an estimate. The latest year is provisional.
In 2024/25, 29.2% of children under 16 in Ynys Môn (3,327) 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 24.1% in 2024/25, from 21.1% in 2021/22.
Census 2021: 30,822 households, 96.7 people per square kilometre, 22.5% of workers based at home, 30.5% of adults retired.
Half of the homes sold in the year to March 2026 went for more than £230,000 and half for less. That is up 44% on £160,000 ten years before. It ranks 176th lowest of 575 constituencies. The figure rests on 723 recorded sales.
Survey estimates for April 2025 to March 2026 have 73.2% of working-age residents in employment, within a margin of 4.2 points. The economically inactive share was 22.9%.
In September 2026, 3.5% of 16 to 64 year olds in Ynys Môn were claimants (1,360 people). September 2025 had 1,335.
MP
Llinos Medi, Plaid Cymru
- MP for Ynys Môn since 4 July 2024
Official UK Parliament page · Statements by Llinos Medi on this site
In Parliament
The 5 most recent spoken contributions by Llinos Medi in Hansard, from 2 September 2026 to 13 October 2026, quoted from the official report. Hansard search returns 124 spoken contributions by Llinos Medi since 4 July 2024.
Diolch, Madam Dirprwy Lefarydd. This Government have said more than once that pensioners who rely on the state pension as their only source of income will not have to pay tax on it during this Parliament.
Read in Hansard (opening words; the full contribution is longer)
Diolch yn fawr, Mr Wishart. I commend the hon. Member for Blaydon and Consett (Liz Twist) for securing this important debate. I start by expressing my deepest sympathies to all the families, friends and communities affected by suicide.
Read in Hansard (opening words; the full contribution is longer)
I wish to pass on my party’s condolences to the Prime Minister and his family. While recognising the £500 million transition fund to Port Talbot, there are real concerns that Welsh steel will not receive a fair share of the £2.5 billion steel fund.
Read in Hansard (opening words; the full contribution is longer)
The Sea Shanty café on Ynys Môn is desperate for hope. Paying 20% VAT is simply unsustainable. Hospitality is a major employer on the island, but our businesses are being squeezed by rising costs.
Read in Hansard (opening words; the full contribution is longer)
My constituency has one of the busiest roll-on roll-off ports, in Holyhead. There has been an announcement regarding passport requirements for travel between the UK and the Republic of Ireland.
Read in Hansard (opening words; the full contribution is longer)
Read from the Hansard API on 14 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 |
|---|---|---|---|---|
| Llinos Medi | Plaid Cymru | 10,590 | 32.5% | +4.0 |
| Virginia Crosbie | Conservative | 9,953 | 30.5% | −4.9 |
| Ieuan Williams | Labour | 7,619 | 23.4% | −6.7 |
| Emmett Jenner | Reform UK | 3,223 | 9.9% | +3.9 |
| Martin Schwaller | Green Party | 604 | 1.9% | |
| Leena Farhat | Liberal Democrat | 439 | 1.3% | |
| Sir Grumpus L Shorticus | Official Monster Raving Loony Party | 156 | 0.5% | |
| Sam Wood | Libertarian Party | 44 | 0.1% |
Result summary as published: PC 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 | Plaid Cymru 32.5% | Conservative 30.5% | 637 | 61.4% |
| 12 December 2019 | General election (notional result on these boundaries) | Conservative 35.5% | Labour 30.1% | 1,968 | 69.7% |
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
Ynys Môn lies within Isle of Anglesey.
- Isle of Anglesey W06000001
Who has power over Ynys Môn
Every body that makes decisions for Ynys Môn, 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
- Senedd and Welsh Government makes law for Wales on devolved subjects
Level 6: National government
- Ynys Môn this page: Llinos Medi (Plaid Cymru) 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 Ynys Môn?
UK Parliament lists Llinos Medi, Plaid Cymru, as the Member of Parliament for Ynys Môn since the July 2024 general election.
What was the 2024 general election result in Ynys Môn?
Llinos Medi (Plaid Cymru) won with 10,590 votes, a majority of 637, on a turnout of 61.4% (House of Commons Library).
What is the unemployment claimant rate in Ynys Môn?
3.5% of residents aged 16 to 64 in September 2026, 1,360 people, on the ONS claimant count.
What is the average house price in Ynys Môn?
The median price paid was £230,000 in the year to March 2026 (ONS, from HM Land Registry sales).
What is the average salary in Ynys Môn?
Median full-time pay of residents was £35,709 a year in April 2025 (ONS Annual Survey of Hours and Earnings).
How many children in Ynys Môn live in low income families?
DWP counts 3,327 (29.2% of under-16s) in relative low income after housing costs for 2024/25.
What is the population of Ynys Môn?
The ONS estimate for mid-2024 is 69,097 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.