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Postcode insights

SL4 1SX

Mountbatten Square

Eton & Castle

Interactive map showing SL4 1SX and surrounding area

Detailed insights for SL4 1SX

Overview

Postcode SL4 1SX is located in an urban city, within the Eton & Castle ward of Windsor and Maidenhead in the South East region, and forms part of the Windsor Town & Eton area. It has low deprivation and very high crime levels, with around 265 crimes per 1,000 residents per year, roughly 3.1× the South East average of 84 per 1,000. The average income per household in Windsor Town & Eton is £61,718 per year. The nearest station is Windsor and Eton Central, about 0.1 miles away. There are 5 primary and 1 secondary schools in the area. There is 1 park nearby, the closest small park is Bachelors Acre.

Crime rate
10/10
Crimes per 1k residents
265
Deprivation level
3/10
Income level
5/10
Social housing
20.2%
Connectivity
N/A
Flood Risk
Low
Noise Level
Low

Deprivation level

3/10

Windsor Town & Eton has a low level of deprivation, ranked at position 27,933 out of 32,844 areas in the United Kingdom, placing it within the bottom 15% least deprived areas in England.

Crime level

10/10

Windsor Town & Eton has a very high crime rate, with approximately 265 reported incidents per 1,000 population each year.

Social housing

20.2%

Approximately 20.2% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 14.9% of dwellings are socially rented.

Income level

5/10

The average income per household in Windsor Town & Eton is £61,718 per year.

Noise Level

Low

Low noise level (55.0-59.9 dB) from road, approximately 210 ft away from SL4 1SX.

Flood risk

Low

Windsor Town & Eton near SL4 1SX has low flood risk (between 0.1% and 1% chance of a flood each year) from rivers and sea.

Transport

The nearest station is Windsor and Eton Central located about 0.1 miles away. There are 2 stations nearby.

Nearby public transport stations for SL4 1SX
DistanceNameLinesDirections
0.1 mi

Windsor and Eton Central

N/A

Walking directions to Windsor and Eton Central
0.4 mi

Windsor and Eton Riverside

N/A

Walking directions to Windsor and Eton Riverside

Parks

Nearby parks and green spaces for SL4 1SX
DistanceNameSizeDirections
0.2 miBachelors AcreSmallWalking directions to Bachelors Acre

Area Profile

Population
255
Population density
8,885 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
93.81(+196%)
Shoplifting
90.32(+1032%)
Anti-social behaviour
40.42(+229%)
Public order
32.44(+434%)
Theft from the person
30.94(+5850%)
South East average

Demographics

Ethnic groups

British
145
56.64%
Other White
72
28.12%
Chinese
6
2.34%
Other Asian
6
2.34%
White and Asian (mixed)
5
1.95%
Total population: 256

Economics

Education (age 16+)

Level 4+ (Degree)
86
39.81%
Level 3 (A level)
40
18.52%
No qualifications
32
14.81%
Apprenticeship
17
7.87%
Level 2 (GCSEs 9-4)
16
7.41%
Total 16+ residents: 216

Housing

Housing tenure

Private landlord or letting agency
43
33.33%
Owns with a mortgage
28
21.71%
Owns outright
26
20.16%
Other social rented
23
17.83%
Other forms of private rent
6
4.65%
Total households: 129

Property prices in Eton & Castle

Median price£493,500
Price per sq ft£568
Sales (last 12 months)149
Typical range (middle 50%)£326K – £725K

Based on 149 recent sales, the median property price is £493,500 (about £568 per square foot) in Eton & Castle area, with individual transactions ranging from £140,000 up to £2,450,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Eton & Castle over the last year.
TypeSalesMedian£/sq ft
Semi-Detached22£652,500£583
Detached16£635,000£647
Terraced57£600,000£614
Flats54£310,000£495

10-year price trendmedian sale price in Eton & Castle

Sale price

Ten year median sale price trend for each property type in Eton & Castle.
YearDetachedFlatsSemi-DetachedTerraced
2016£696,500£290,000£672,500£548,750
2017£515,000£370,000£616,500£567,750
2018£750,000£380,000£455,000£527,500
2019£577,500£363,750£436,500£510,000
2020£760,000£395,000£789,500£635,000
2021£915,000£348,000£525,000£586,250
2022£716,000£351,000£717,500£615,000
2023£592,500£350,000£617,500£545,000
2024£680,000£336,250£575,000£584,500
2025£615,000£328,000£635,000£615,000
2026£720,000£285,000£537,500£610,000
Ten year median sale price trend for each property type in Eton & Castle.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Eton & Castle.
YearDetachedFlatsSemi-DetachedTerraced
2016£459£692£578£562
2017£484£567£554£563
2018£516£549£490£572
2019£530£536£471£540
2020£541£565£508£536
2021£605£496£493£559
2022£596£518£577£594
2023£571£551£534£604
2024£540£518£511£598
2025£571£509£590£617
2026£657£500£403£614
Ten year median sale price per square foot trend for each property type in Eton & Castle.

Price distribution by property typelast 12 months

Price distribution by property type for Eton & Castle in the last year.

Recent sales

There were 16 recent sold properties in the last 18 months near SL4 1SX.

Recent sold properties in the last 18 months near SL4 1SX
DateAddressTypeTenurePriceMap
12 May 202630, Mountbatten Square, Windsor, SL4 1SYFlatsLeasehold£360,000
06 Mar 202653, Mountbatten Square, Windsor, SL4 1SYFlatsLeasehold£220,000
26 Sept 202561, Athlone Square, Windsor, SL4 1STFlatsLeasehold£295,000
21 Mar 202536, Athlone Square, Windsor, SL4 1STFlatsLeasehold£320,000
23 May 20256, Charles House, Ward Royal, Windsor, SL4 1SRFlatsLeasehold£285,000

Schools

In the SL4 1SX postcode area, located within Windsor Town & Eton, there are 5 primary and 1 secondary schools in close proximity.

Nearby primary and secondary schools for SL4 1SX
DistancePhaseNameTypeRating
0.3 miPrimaryTrinity St Stephen CofE Aided First SchoolVoluntary aided school

Good

0.4 miSecondaryThe Windsor Boys' SchoolAcademy converter

Good

0.4 miNot applicableSt George's SchoolOther independent school

N/A

Local amenities

11 nearby supermarkets & convenience stores within mi of SL4 1SX

Nearby supermarkets & convenience stores for SL4 1SX
DistanceNameAddressDirections
0.1 miWaitrose37 King Edward Court, Windsor, SL4 1TGWalking directions to Waitrose
0.1 miAlma NewsAlma Road, Windsor and Maidenhead, SL4 3SLWalking directions to Alma News
0.1 miTesco Express32 Peascod Street, Windsor, SL4 1EAWalking directions to Tesco Express
0.1 miCo-op FoodAthlone Square, Windsor and Maidenhead, SL4 1SSWalking directions to Co-op Food
0.1 miNisa Local1 St Leonards Road, Windsor, SL4 3BNWalking directions to Nisa Local

Council Tax Bands

Annual council tax rates for Windsor and Maidenhead district (2025-26).

Band A£1,216
Band B£1,418
Band C£1,621
Band D£1,824
Band E£2,229
Band F£2,634
Band G£3,039
Band H£3,647

Council tax bands are based on the value of your property. Most homes fall into bands A to D.

Local councillor and member of parliament

Elected local representatives for SL4 1SX, including ward councillors and the local member of parliament.

Local councillors

Devon Davies

Eton & Castle - Elected 4 May 2023

Liberal Democrats

Julian Tisi

Eton & Castle - Elected 4 May 2023

Liberal Democrats

Mark Wilson

Eton & Castle - Elected 4 May 2023

Liberal Democrats

Member of parliament

Jack Rankin

Windsor - Elected 4 Jul 2024

Conservative

Geographic Information

RegionSouth EastUKJ
DistrictWindsor and MaidenheadE06000040
Parliamentary ConstituencyWindsorE14001588
WardEton & CastleE05012504
ParishWindsor and Maidenhead, unparished areaE43000259
MSOA (Middle Layer Super Output Area)Windsor Town & EtonE02003430
LSOA (Lower Layer Super Output Area)Windsor and Maidenhead 010AE01016544
Police ForceThames Valley
Postcode Introduced1980-01-01

Frequently asked questions about SL4 1SX

Is SL4 1SX (Windsor Town & Eton) safe?

The area around SL4 1SX records about 265 crimes per 1,000 residents per year, which is a very high crime rate for England: it scores 10 out of 10 on the Area360 crime scale, where 10 is the highest crime level. Across South East as a whole the rate is about 84 per 1,000. The most common offences locally are violence and sexual offences, shoplifting and anti-social behaviour.

What is the average house price near SL4 1SX?

The median sale price around SL4 1SX in Windsor Town & Eton is £493,500 (about £568 per square foot) based on 149 registered sales according to HM Land Registry data.

What schools are near SL4 1SX?

There are 15 schools close to SL4 1SX, including Trinity St Stephen CofE Aided First School (Good), The Windsor Boys' School (Good) and St George's School. Ratings are from the latest Ofsted inspections.

What is the nearest station to SL4 1SX?

The closest station to SL4 1SX is Windsor and Eton Central, about 221 m away.

How deprived is the area around SL4 1SX?

SL4 1SX scores 3 out of 10 on the deprivation scale, where 10 is the most deprived. Its neighbourhood ranks 27,933 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).

Who represents SL4 1SX (Windsor Town & Eton) in Parliament and on the local council?

The Member of Parliament for Windsor covering SL4 1SX is Jack Rankin (Conservative and Unionist Party), elected at the 2024 general election. The area is represented by 3 local councillors: Devon Davies (Liberal Democrats), Julian Tisi (Liberal Democrats) and Mark Wilson (Liberal Democrats).

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/07/2026. Read more about how our statistics are calculated.