SL9 9DF

Chalfont St Peter · Buckinghamshire · England

Updated September 2026

Compare this postcode

Location overview

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Post town
Gerrards Cross
Local authority
Buckinghamshire
Postcode district
SL9
Postcode sector
SL9 9

Nearby postcodes

Nearby postcode distances
Postcode Distance
SL9 9FX 56 m
SL9 9DY 72 m
SL9 9HG 79 m
SL9 9DT 80 m
SL9 9HQ 102 m
Complete postcode fields and official codes
Postcode
SL9 9DF
Status
Terminated
Introduced
1 January 1980
Terminated
1 November 2023
Postcode area
SL
Postcode district
SL9
Postcode sector
SL9 9
Latitude
51.602147
Longitude
-0.565062
British National Grid easting
499,476
British National Grid northing
190,231

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Buckinghamshire · E06000060
Parish or community
E04001566
Westminster constituency
Chesham and Amersham · E14001162
Output area
E00089652
Lower layer super output area
Buckinghamshire 054C · E01017767
Middle layer super output area
Buckinghamshire 054 · E02003687

Postcode source versions

Explore SL9

1 recorded sale at this postcode
Address Date Price
Rock House, Austenwood Lane, Chalfont St Peter, Gerrards Cross, SL9 9DF 8 April 2022 £2,500,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
17
Primary
12
Secondary
1
  1. St Joseph's Catholic Primary School

    Academy converter

    367 m
  2. Maltman's Green School

    Other independent school

    552 m
  3. Chalfont St Peter CofE Academy

    Academy converter

    798 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
509
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 168
  • Vehicle crime 65
  • Anti social behaviour 50
  • Other theft 48
  • Public order 46

Census 2021

Population and age profile

Postcode residents
16

15 female, 1 male

Postcode households
Not supplied
Residents per household
Not available
SL9 9 residents
6,337

Age bands in SL9 9

Wider postcode sector
Age 0 to 14
20%

1,281 residents

Age 15 to 24
9.7%

619 residents

Age 25 to 44
23.9%

1,530 residents

Age 45 to 64
27%

1,725 residents

Age 65 and over
19.4%

1,238 residents

This postcode contained 0.3% of the sector's usual residents on Census Day. The age profile describes the wider SL9 9 sector, not people in this individual postcode.

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

GP practices

4

within 5 km straight-line

  • THE HALL PRACTICE

    HAMPDEN ROAD, CHALFONT ST. PETER, GERRARDS CROSS, SL9 9SX

    ODS code K82008

    593 m

  • THE ALLAN PRACTICE

    CALCOT MEDICAL CENTRE, HAMPDEN ROAD, CHALFONT ST. PETER, GERRARDS CROSS, SL9 9SA

    ODS code K82078

    608 m

  • THE MISBOURNE SURGERY

    CHURCH LANE, CHALFONT ST. PETER, GERRARDS CROSS, SL9 9RR

    ODS code K82051

    795 m

  • DENHAM MEDICAL CENTRE

    QUEEN MOTHERS DRIVE, DENHAM GARDEN VILLAGE, UXBRIDGE, UB9 5GA

    ODS code K82055

    4.8 km

Nearby transport

  • The Jolly Farmer

    BCT · Chalfont St Peter

    0.1 miles
  • The Jolly Farmer

    BCT · Chalfont St Peter

    0.1 miles
  • St Joseph's Church

    BCT · Chalfont St Peter

    0.2 miles
  • St Joseph's Church

    BCT · Chalfont St Peter

    0.2 miles
  • Gold Hill West

    BCT · Chalfont St Peter

    0.2 miles

Relative deprivation

English Indices of Deprivation 2025 for Buckinghamshire 054C, the published LSOA linked to this postcode. Decile 1 contains the most deprived 10% of English LSOAs and decile 10 the least deprived 10%.

Overall IMD decile

9 of 10

Overall England rank

28,986 of 33,755

Income
7 of 10
Employment
8 of 10
Education and skills
8 of 10
Health and disability
10 of 10
Crime
7 of 10
Housing and services
9 of 10
Living environment
9 of 10

These are relative area statistics, not measures of an individual household, affluence or absolute change. They cannot be compared with indices for other UK nations. Source: English Indices of Deprivation 2025, version 2025-v2.

Flood risk

Environment Agency long-term indicators for the area around addresses in this postcode. They are not an assessment of any individual property and do not show current or forecast flooding.

High risk addresses
0
Medium risk addresses
0
Low risk addresses
0
Groundwater flood alert area
Unlikely

Source: Environment Agency flood-risk postcode search tool data, version 2026-06-18. Check the long-term risk for an individual area. © Environment Agency copyright and/or database right 2025. All rights reserved.

Evidence in context

Property market

The five-year median is £2,500,000 from 1 recorded sale in SL9 9DF. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Buckinghamshire is £490,508 in June 2026, up 4.3% year on year.

Schools

17 open schools are in scope, including 12 primary and 1 secondary schools. St Joseph's Catholic Primary School is the nearest published school at 367 m.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

509 published events cover 12 months, averaging 42.417 events per published month. The largest recorded category is Violence and sexual offences with 168 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.