# Chalfont St Peter Town in Buckinghamshire, South East. Chalfont St Peter is a town in Buckinghamshire, South East. Median sale price £800,000 in 2025. Recorded crime 42.6 per 1,000 people. About 14,124 people. Town. Code E63004773. In: [Towns](https://openindex.co.uk/places/towns) › [Buckinghamshire](https://openindex.co.uk/buckinghamshire) Chalfont St Peter is an ONS built-up area: the land built up as one town, whatever council it is in. Figures for Chalfont St Peter add up the census output areas (or, for claimants, the neighbourhoods) that sit mostly inside it, so they are close to, but not exactly, the town’s own. ## Key figures - **Median sale price: £800,000** (2025). The median price paid for a home in Chalfont St Peter was £800,000 in 2025. 10th most expensive of 1,092. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026. https://openindex.co.uk/town/chalfont-st-peter#f-house-sales-median-price - **Population: 13,654** (2021). Chalfont St Peter had 13,654 usual residents at the census (ONS Census 2021). 439th least populated of 1,209. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026. https://openindex.co.uk/town/chalfont-st-peter#f-population - **People in radon Affected Area squares: 100%** (2022). About 100% of people in Chalfont St Peter live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022. https://openindex.co.uk/town/chalfont-st-peter#f-radon-affected-share - **Gigabit broadband coverage: 91.0%** (January 2026). In Chalfont St Peter, 91.0% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026. https://openindex.co.uk/town/chalfont-st-peter#f-gigabit-coverage ## On the map - [Radon Affected Area by town](https://openindex.co.uk/map/radon-affected-areas?place=E63004773) (Worked out by Open Index · 2022): About 100% of people in Chalfont St Peter live in a 1 km square that the radon atlas marks as a radon Affected Area. - [Sales per year by town](https://openindex.co.uk/map/house-sales-per-year?place=E63004773) (Worked out by Open Index · 2025): 207 homes were sold in Chalfont St Peter in 2025. - [Crime and ASB by town](https://openindex.co.uk/map/recorded-crime?place=E63004773) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for Chalfont St Peter. - [Population by town](https://openindex.co.uk/map/population?place=E63004773) (Census 2021, England and Wales): Chalfont St Peter had 13,654 usual residents at the census. ## How Chalfont St Peter compares Each town against every other town the measure covers. | Measure | Chalfont St Peter | Rank | Compared with | | --- | --- | --- | --- | | Median sale price | £800,000 | 5th most expensive | 209 towns, South East · 2025 | | Population | 13,654 | 66th least populated | 209 towns, South East · 2021 | | People in radon Affected Area squares | 100% | joint most people in radon Affected Areas | 209 towns, South East · 2022 | | Gigabit broadband coverage | 91.0% | 97th highest | 209 towns, South East · Jan 2026 | ## Is Chalfont St Peter safe? What police records show In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Chalfont St Peter at a rate of 42.6 per 1,000 people. That compares with 81.3 per 1,000 people across South East. Across England as a whole, the recorded crime rate was 96.3 per 1,000 people. In August 2026 alone, 42 cases of crime and anti-social behaviour were recorded in Chalfont St Peter. In the 12 months to August 2026, the most common types were violence and sexual offences (206), other crime (126) and anti-social behaviour (74). A year earlier, the recorded crime rate in Chalfont St Peter was 46.0 per 1,000 people. Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates. Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest. ## Deprivation in Chalfont St Peter, neighbourhood by neighbourhood - Deprivation is ranked by neighbourhood, so Chalfont St Peter has no single figure. Of its 8 neighbourhoods with a rank: - Decile 8: 1 neighbourhood - Decile 9: 4 neighbourhoods - Decile 10 (England’s least deprived 10%): 3 neighbourhoods Source: English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England. ## Neighbourhoods in Chalfont St Peter | Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband | | --- | --- | --- | --- | --- | | [Buckinghamshire 050A](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017754) | 1,533 | 44.9 per 1,000 | 9 | 94.1% | | [Buckinghamshire 050B](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017755) | 1,990 | 74.7 per 1,000 | 9 | 91.0% | | [Buckinghamshire 050C](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017756) | 1,497 | 29.5 per 1,000 | 10 | 94.5% | | [Buckinghamshire 050D](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017757) | 1,184 | 63.9 per 1,000 | 10 | 82.9% | | [Buckinghamshire 050E](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017758) | 1,358 | 11.6 per 1,000 | 9 | 76.2% | | [Buckinghamshire 054A](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017751) | 2,141 | 26.4 per 1,000 | 10 | 85.8% | | [Buckinghamshire 054B](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017753) | 1,300 | 48.9 per 1,000 | 8 | 98.4% | | [Buckinghamshire 054C](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017767) | 2,379 | 47.4 per 1,000 | 9 | 92.1% | ## Your MP - [Chesham and Amersham](https://openindex.co.uk/constituency/chesham-and-amersham): Sarah Green (Liberal Democrat), MP since July 2024. As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API. ## Council [Buckinghamshire](https://openindex.co.uk/buckinghamshire) ## Postcode districts covering Chalfont St Peter [SL9](https://openindex.co.uk/postcode/sl9) ## Middle areas in Chalfont St Peter [Chalfont Common & St Peter East](https://openindex.co.uk/buckinghamshire/chalfont-common-and-st-peter-east), [Chalfont St Peter West](https://openindex.co.uk/buckinghamshire/chalfont-st-peter-west) ## Towns near Chalfont St Peter [Gerrards Cross](https://openindex.co.uk/town/gerrards-cross), [Chorleywood](https://openindex.co.uk/town/chorleywood), [Hillingdon](https://openindex.co.uk/hillingdon), [Beaconsfield](https://openindex.co.uk/town/beaconsfield), [Rickmansworth](https://openindex.co.uk/town/rickmansworth), [Amersham](https://openindex.co.uk/town/amersham) ## Chalfont St Peter in brief Chalfont St Peter is a town in Buckinghamshire, South East. About 14,124 people lived in Chalfont St Peter in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £800,000 in 2025 across 207 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 42.6 per 1,000 people in the 12 months to August 2026 (police.uk). The median price paid for a home in Chalfont St Peter was £800,000 in 2025. Chalfont St Peter had 13,654 usual residents at the census. About 100% of people in Chalfont St Peter live in a 1 km square that the radon atlas marks as a radon Affected Area. In Chalfont St Peter, 91.0% of homes and businesses could get gigabit-capable broadband in January 2026. ## About - Type: Town - Code: E63004773 - Constituency: [Chesham and Amersham †](https://openindex.co.uk/constituency/chesham-and-amersham) - Council: [Buckinghamshire †](https://openindex.co.uk/buckinghamshire) - Region: [South East](https://openindex.co.uk/south-east) - Nation: [England](https://openindex.co.uk/england) - Area: 4.72 km² - People, mid-2024: 14,124* - Neighbourhoods: 8 - Output areas: 39 * People: worked out by Open Index from neighbourhood estimates, shared out by where people lived at the census (by area in Northern Ireland). This area's edges do not follow neighbourhood edges, so the figure is close but not exact. † Best fit: the constituency and council this town mostly lies in. Its edges do not follow theirs. ## Next door [Gerrards Cross](https://openindex.co.uk/town/gerrards-cross), [Chorleywood](https://openindex.co.uk/town/chorleywood), [Hillingdon](https://openindex.co.uk/hillingdon), [Beaconsfield](https://openindex.co.uk/town/beaconsfield), [Rickmansworth](https://openindex.co.uk/town/rickmansworth), [Amersham](https://openindex.co.uk/town/amersham) ## Latest updates for Chalfont St Peter - August 2026 house prices published: HM Land Registry and partners · Oct 2026. - September 2026 rent published: ONS private rents · Oct 2026. - Dental practices updated: NHS England · Oct 2026. - Schools updated: Ofsted · Oct 2026. The same figures as JSON: https://openindex.co.uk/v1/places/E63004773 ## How to cite Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/town/chalfont-st-peter, or to one figure with its anchor, https://openindex.co.uk/town/chalfont-st-peter#f-house-sales-median-price. Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it. Snapshot 2026.10.9. The HTML page: https://openindex.co.uk/town/chalfont-st-peter