SL3 house prices, schools and flood risk.

298 homes sold in SL3 in the last 12 months at a median of £472,250, up 4.9% on the year before. Detached homes typically sold for £777,500, flats for £247,750.

Covers Colnbrook & Poyle, Datchet, Horton & Wraysbury, Farnhams & Stoke Poges, Iver, Langley Foxborough, Langley Marish, Langley Meads, Langley St Mary's.

Median sold price

£472k

Last 12 months

Change on year

+4.9%

From £450k

Homes sold

298

Last 12 months

New builds

0%

Of recent sales

Prices

What homes sell for in SL3

Detached

£778k

48 sales

Semi-detached

£555k

95 sales

Terraced

£425k

93 sales

Flat

£248k

62 sales

Median sold price by year

All home types

£372k£426k£480k201620182020202220242026
Median sold price by year in SL3
2016£372k (563 sales)
2017£404k (496 sales)
2018£385k (490 sales)
2019£386k (352 sales)
2020£395k (361 sales)
2021£417k (562 sales)
2022£435k (411 sales)
2023£470k (342 sales)
2024£450k (361 sales)
2025£455k (409 sales)
2026£480k (169 sales, year so far)

HM Land Registry price paid data, standard sales only, to September 2026. Sales take a few weeks to be registered.

Streets

Where prices are highest and lowest

Median sold price over five years, streets with four or more sales.

Highest

Sutton AvenueSL3 7AW · Mostly detached
£1,140,0005 sales
Middlegreen RoadSL3 7BN · Mostly detached
£1,020,0004 sales
Leigh ParkSL3 9JP · Mostly detached
£975,0004 sales
Wexham Park LaneSL3 6LX · Mostly detached
£932,5004 sales
Eton RoadSL3 9AY · Mixed homes
£923,50010 sales

Most affordable

Kimberley CloseSL3 7RH · Mostly flats
£180,0006 sales
Bridgewater CourtSL3 8JX · Mostly flats
£190,0004 sales
Vicarage WaySL3 0RA · Mostly flats
£192,50014 sales
Rockall CourtSL3 8EZ · Mostly flats
£221,5006 sales
Tithe CourtSL3 8AS · Mostly flats
£225,0007 sales

Sold recently

Latest recorded sales

56 Penn RoadSL3 9HT · Terraced · 63 m² · 3 rooms · 21 Sept 2026
£357,000£5,670/m²
11 Parry Green NorthSL3 8NW · Terraced · 70 m² · 4 rooms · 10 Sept 2026
£360,000£5,140/m²
123 Trelawney AvenueSL3 8RG · Terraced · 75 m² · 4 rooms · 9 Sept 2026
£465,000£6,200/m²
10 Buccleuch RoadSL3 9BP · Detached · 204 m² · 8 rooms · 8 Sept 2026
£1,400,000£6,860/m²
48 Parsons RoadSL3 7GU · Detached · 206 m² · 7 rooms · 4 Sept 2026
£850,000£4,130/m²
122b Penn RoadSL3 9JE · Terraced · 45 m² · 2 rooms · 4 Sept 2026
£275,000£6,110/m²
14 Mead AvenueSL3 8HT · Semi-detached · 62 m² · 4 rooms · 1 Sept 2026
£465,000£7,500/m²
159 Trelawney AvenueSL3 8RQ · Terraced · 65 m² · 5 rooms · 1 Sept 2026
£455,000£7,000/m²

Floor area and rooms from each home's energy certificate. Rooms counts bedrooms and living rooms, not kitchens or bathrooms.

Living here

Schools, crime and flood risk

Schools within 2 miles

Holy Family Catholic Primary SchoolPrimary · 0.3 mi from the SL3 centre
Outstanding
The Langley AcademySecondary · 0.4 mi from the SL3 centre
Good
The Langley Heritage PrimaryPrimary · 0.8 mi from the SL3 centre
Good
St Bernard's Catholic Grammar SchoolSecondary · 1.1 mi from the SL3 centre
Outstanding
Upton Court Grammar SchoolSecondary · 1.2 mi from the SL3 centre
Outstanding
Iqra Slough Islamic Primary SchoolPrimary · 1.8 mi from the SL3 centre
Outstanding

Latest Ofsted ratings. Schools inspected since late 2025 show their report-card Achievement grade.

Flood warning areas

The Environment Agency issues flood alerts for these areas in and around SL3. Being near one doesn't mean a home floods; check the exact address.

River Thames from Datchet to Shepperton Green
Colne Brook at Iver and Colnbrook
River Colne and Frays River at West Drayton and Stanwell Moor
Lower River Colne and Frays River
River Thames from Maidenhead to Windsor and Eton
River Thames at Maidenhead to Windsor and Eton
River Colne at Willowbank
River Thames at Wraysbury

SL3 questions

What is the average house price in SL3?

The median sold price in SL3 over the last 12 months was £472,250, across 298 sales recorded by HM Land Registry. By type: detached £777,500, semi-detached £555,000, terraced £425,000, flat £247,750.

Are house prices in SL3 going up?

The median sold price was up 4.9% on the previous 12 months (£450,000). Medians move with the mix of homes sold, so treat one year's change as a signal, not a forecast.

What is the most expensive street in SL3?

Sutton Avenue has the highest median sold price in SL3 over the last five years: £1,140,000 across 5 sales.

How do I know if a home in SL3 is fairly priced?

Compare the asking price with recent sales of similar homes nearby, adjust for condition and any risks, then offer from the evidence. A Proptel report does this for one address in about 30 seconds for £9.99, including a suggested offer range and a letter for the agent.

© 2026 Proptel · Property data for buyers

Buying in SL3?Know what to offer · £9.99