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SL6 1NB

St Mary's · Windsor and Maidenhead · England

Updated September 2026

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Location overview

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Post town
Maidenhead
Ward
St Mary's
Local authority
Windsor and Maidenhead
Constituency
Maidenhead
Postcode district
SL6
Postcode sector
SL6 1

Nearby postcodes

Nearby postcode distances
Postcode Distance
SL6 1NL 0 m
SL6 1ND 29 m
SL6 1HZ 34 m
SL6 1LP 37 m
SL6 1FY 39 m
Complete postcode fields and official codes
Postcode
SL6 1NB
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SL
Postcode district
SL6
Postcode sector
SL6 1
Latitude
51.522174
Longitude
-0.719892
British National Grid easting
488,909
British National Grid northing
181,138

Statistical and administrative geographies

Country
England · E92000001
Region
South East · E12000008
Local authority district
Windsor and Maidenhead · E06000040
Electoral ward
St Mary's · E05012511
Parish or community
E43000259
Westminster constituency
Maidenhead · E14001348
Output area
E00188438
Lower layer super output area
Windsor and Maidenhead 005H · E01032734
Middle layer super output area
Windsor and Maidenhead 005 · E02003425

Postcode source versions

Explore SL6

Property

View all property records
13 recorded sales at this postcode
Address Date Price
23, Queen Street, Maidenhead, SL6 1NB 8 May 2024 £125,000
7, Queen Street, Maidenhead, SL6 1NB 30 November 2023 £330,000
19, Queen Street, Maidenhead, SL6 1NB 12 October 2023 £470,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
44
Primary
26
Secondary
7

  1. RBWM Alternative Learning Provision

    Pupil referral unit

    613 m

  2. St Luke's CofE Primary School

    Academy converter

    647 m

  3. Desborough College

    Academy sponsor led

    864 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
2,808
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,041
  • Public order 268
  • Anti social behaviour 261
  • Shoplifting 207
  • Criminal damage and arson 206

Census 2021

Population and age profile

Postcode residents
7

4 female, 3 male

Postcode households
4
Residents per household
1.8
SL6 1 residents
6,682

Age bands in SL6 1

Wider postcode sector
Age 0 to 14
19.7%

1,361 residents

Age 15 to 24
7.9%

546 residents

Age 25 to 44
38%

2,622 residents

Age 45 to 64
21.7%

1,495 residents

Age 65 and over
12.7%

875 residents

This postcode contained 0.1% of the sector's usual residents on Census Day. The age profile describes the wider SL6 1 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+
84%
Ultrafast, 100 Mbit/s+
84%
Ultrafast, 300 Mbit/s+
84%
Gigabit-capable
84%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
84%
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

12

within 5 km

  • CLAREMONT HOLYPORT SURGERY

    CLAREMONT SURGERY, 2 COOKHAM ROAD, MAIDENHEAD, SL6 8AN

    ODS code K81020

    314 m

  • THE CEDARS SURGERY

    WILDERNESS MEDICAL CENTRE, 8 COOKHAM ROAD, MAIDENHEAD, SL6 8AJ

    ODS code K81036

    383 m

  • CORDWALLIS ROAD SURGERY

    CORDWALLIS ROAD, MAIDENHEAD, SL6 7DQ

    ODS code K81607

    713 m

  • ROSEMEAD SURGERY

    8A RAY PARK AVENUE, MAIDENHEAD, SL6 8DS

    ODS code K81084

    1.1 km

  • THE SYMONS MEDICAL CENTRE

    25 ALL SAINTS AVENUE, MAIDENHEAD, SL6 6EL

    ODS code K81066

    1.3 km

  • LINDEN MEDICAL CENTRE

    9A LINDEN AVENUE, MAIDENHEAD, SL6 6JJ

    ODS code K81018

    1.5 km

  • ROSS ROAD MEDICAL CENTRE

    85 ROSS ROAD, MAIDENHEAD, SL6 2SR

    ODS code K81019

    1.6 km

  • REDWOOD HOUSE SURGERY

    REDWOOD HOUSE, CANNON LANE, MAIDENHEAD, SL6 3PH

    ODS code K81097

    3.2 km

  • WOODLANDS PARK SURGERY

    15 WOODLANDS PARK ROAD, WOODLANDS PARK, MAIDENHEAD, SL6 3NW

    ODS code K81015

    3.6 km

  • COOKHAM MEDICAL CENTRE

    LOWER ROAD, COOKHAM, MAIDENHEAD, SL6 9HX

    ODS code K81042

    4.0 km

  • BURNHAM HEALTH CENTRE

    MINNIECROFT ROAD, BURNHAM, SLOUGH, SL1 7DE

    ODS code K82033

    4.3 km

  • BHARANI MEDICAL CENTRE

    450 BATH ROAD, CIPPENHAM, SLOUGH, SL1 6BB

    ODS code K81083

    4.9 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 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Market Street

    BCT · Maidenhead

    0.0 miles

  • Broadway

    BCT · Maidenhead

    0.1 miles

  • Library

    BCT · Maidenhead

    0.1 miles

  • St Ives Road Taxi Rank

    TXR · Maidenhead

    0.1 miles

  • Chapel Arches

    BCT · Maidenhead

    0.1 miles

Relative deprivation

English Indices of Deprivation 2025 for Windsor and Maidenhead 005H, 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

5 of 10

Overall England rank

16,789 of 33,755

Income
5 of 10
Employment
5 of 10
Education and skills
6 of 10
Health and disability
8 of 10
Crime
3 of 10
Housing and services
6 of 10
Living environment
6 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
1
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

Property market

The five-year median is £325,000 from 5 recorded sales in SL6 1NB. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Windsor and Maidenhead is £576,992 in June 2026, down 2.2% year on year.

Schools

44 open schools are in scope, including 26 primary and 7 secondary schools. RBWM Alternative Learning Provision is the nearest published school at 613 m.

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

Recorded crime

2,808 published events cover 12 months, averaging 234 events per published month. The largest recorded category is Violence and sexual offences with 1,041 events.

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