SL7 3NX

Marlow · Buckinghamshire · England

Updated September 2026

Compare this postcode

Location overview

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Post town
Marlow
Ward
Marlow
Local authority
Buckinghamshire
Constituency
Wycombe
Postcode district
SL7
Postcode sector
SL7 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
SL7 3NY 86 m
SL7 3NG 97 m
SL7 3NR 105 m
SL7 3NZ 107 m
SL7 3LX 122 m
Complete postcode fields and official codes
Postcode
SL7 3NX
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SL
Postcode district
SL7
Postcode sector
SL7 3
Latitude
51.588994
Longitude
-0.774745
British National Grid easting
484,979
British National Grid northing
188,504

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Buckinghamshire · E06000060
Electoral ward
Marlow · E05015960
Parish or community
E04001619
Westminster constituency
Wycombe · E14001600
Output area
E00090188
Lower layer super output area
Buckinghamshire 057D · E01017877
Middle layer super output area
Buckinghamshire 057 · E02003715

Postcode source versions

Explore SL7

18 recorded sales at this postcode
Address Date Price
21, Juniper Road, Marlow, SL7 3NX 8 September 2020 £672,500
28, Juniper Road, Marlow, SL7 3NX 24 March 2016 £567,500
20, Juniper Road, Marlow, SL7 3NX 21 September 2012 £439,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
37
Primary
20
Secondary
6
  1. Burford School

    Academy converter

    574 m
  2. Marlow Church of England Infant School

    Academy converter

    1.2 km
  3. Great Marlow School

    Academy converter

    1.2 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
330
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 121
  • Other theft 61
  • Anti social behaviour 37
  • Criminal damage and arson 33
  • Vehicle crime 17

Census 2021

Population and age profile

Postcode residents
55

28 female, 27 male

Postcode households
21
Residents per household
2.6
SL7 3 residents
8,362

Age bands in SL7 3

Wider postcode sector
Age 0 to 14
17.5%

1,466 residents

Age 15 to 24
9.5%

799 residents

Age 25 to 44
16.6%

1,394 residents

Age 45 to 64
31.2%

2,620 residents

Age 65 and over
25.1%

2,106 residents

This postcode contained 0.7% of the sector's usual residents on Census Day. The age profile describes the wider SL7 3 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.

Fixed broadband coverage

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

Superfast, 30 Mbit/s+
100%
Ultrafast, 100 Mbit/s+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

GP practices

5

within 5 km

  • MARLOW MEDICAL GROUP

    VICTORIA ROAD, MARLOW, SL7 1DN

    ODS code K82023

    1.7 km

  • CRESSEX HEALTH CENTRE

    CORONATION ROAD, HIGH WYCOMBE, HP12 3PP

    ODS code K82603

    3.1 km

  • WYE VALLEY SURGERY

    WYCOMBE HOSPITAL, QUEEN ALEXANDRA ROAD, HIGH WYCOMBE, HP11 2TT

    ODS code K82030

    4.4 km

  • COOKHAM MEDICAL CENTRE

    LOWER ROAD, COOKHAM, MAIDENHEAD, SL6 9HX

    ODS code K81042

    4.8 km

  • DESBOROUGH SURGERY

    65 DESBOROUGH AVENUE, HIGH WYCOMBE, HP11 2SD

    ODS code K82017

    4.8 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Post Office

    BCT · Marlow Bottom

    0.2 miles
  • Post Office

    BCT · Marlow Bottom

    0.2 miles
  • Patches Field

    BCT · Marlow Bottom

    0.2 miles
  • Patches Field

    BCT · Marlow Bottom

    0.2 miles
  • Burford School

    BCT · Marlow Bottom

    0.3 miles

Relative deprivation

English Indices of Deprivation 2025 for Buckinghamshire 057D, 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

28,210 of 33,755

Income
7 of 10
Employment
8 of 10
Education and skills
10 of 10
Health and disability
10 of 10
Crime
9 of 10
Housing and services
2 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
1
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

Schools

37 open schools are in scope, including 20 primary and 6 secondary schools. Burford School is the nearest published school at 574 m.

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

Recorded crime

330 published events cover 12 months, averaging 27.5 events per published month. The largest recorded category is Violence and sexual offences with 121 events.

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