PostcodePropertyPostcodeProp
Free reportsProperty reportsHow it worksPricingBlog
Buy a report →
PostcodeProperty.ai

Independent property due diligence for the UK. Free area reports, £14.95 property reports. No subscriptions, ever.

Product
  • Free area reports
  • Property reports
  • Compare areas
  • Pricing
  • Blog
Legal
  • Privacy
  • Terms
  • About
  • Contact
Data Sources
United Kingdom:TfL / NaPTAN / National Rail · National Chargepoint Registry · Open-Meteo · OpenStreetMap
Great Britain:Police.uk · Ofcom Connected Nations · DEFRA UK-AIR · DfT STATS19 · UKHSA Radon Risk
England & Wales:ONS Census 2021 · ONS Private Rental Market Stats
England:MHCLG EPC Register · Environment Agency · planning.data.gov.uk · HM Land Registry (Price Paid) · Historic England · DEFRA Noise Mapping · DfE / Ofsted / GIAS · VOA Council Tax Bands · CQC / NHS Digital · Food Standards Agency · MHCLG IMD 2025
© 2026 PostcodeProperty.ai. All rights reserved.Contains public sector information licensed under the Open Government Licence v3.0.
  1. Home
  2. /
  3. Area Reports
  4. /
  5. SW20
FREE REPORTNo signup required · No subscription

SW20 Area Report

Merton

Data from 22 official government & open-data sources · Updated May 2026

£737,166
Median Price
Postcode district (SW20)
BELOW AVERAGE
Crime Level
Postcode district (SW20)
14
Schools Nearby
50/100
Transport Score
~67 Mbps
Broadband Est.
6/10

Investment Score

Average

Based on rental yield, price growth, safety, schools, transport & flood risk in SW20

Rental Yield
4.9
Price Growth
4.4
Safety
7.5
Schools
8.5
Transport
5
Flood Risk
6
Planning Friction
9.7
Climate Resilience
4

Crime Statistics

BELOW AVERAGE CRIMEPostcode district (SW20)

Below-average crime levels for this region.

164
Crimes/month
220
Area average

See the full crime breakdown by category, monthly trends & street-level detail

Get Property Report · £14.95 →

12-Month Crime Trend↓ Decreasing

2025-04: 182
2025-05: 222
2025-06: 180
2025-07: 244
2025-08: 191
2025-09: 173
2025-10: 160
2025-11: 177
2025-12: 186
2026-01: 150
2026-02: 147
2026-03: 196
2025-042026-03

↓ 15% vs previous period

Source: Police.uk • Open Government Licence

Deprivation Index (IMD)Local authority (Merton)

DECILE 7/10 — 60–70% (less deprived)

Merton has below-average deprivation, in the top 40% of least-deprived areas.

income
6
employment
7
education
7
health
8
crime
6
housing
7
environment
4

1 = most deprived 10%, 10 = least deprived 10% nationally

Source: MHCLG Index of Multiple Deprivation 2025 • Open Government Licence

House Price Index

Local-authority-wide figures for Merton (the HPI is only published at LAD level). SW20 spans 2 local authorities; Merton is the one covering the bulk of the outcode. For the SW20-specific median see the headline above and the sales sections below.

£609,854
Merton average
-0.8%
Annual Change
Cooling
Market

Average Price by Type

£2,198,792
Detached
£932,840
Semi-Detached
£679,390
Terraced
£404,954
Flat

24-Month Price Trend

01/12/2002: £228,214
01/12/2003: £242,962
01/12/2004: £257,358
01/12/2005: £262,655
01/12/2006: £289,679
01/12/2007: £328,406
01/12/2008: £287,275
01/12/2009: £300,639
01/12/2010: £319,667
01/12/2011: £322,979
01/12/2012: £347,467
01/12/2013: £384,011
01/12/2014: £461,688
01/12/2015: £524,760
01/12/2016: £519,838
01/12/2017: £552,808
01/12/2018: £555,899
01/12/2019: £529,125
01/12/2020: £590,786
01/12/2021: £600,159
01/12/2022: £616,849
01/12/2023: £599,041
01/12/2024: £614,666
01/12/2025: £609,854
01/12/200201/12/2025

Source: HM Land Registry UK House Price Index (as of 01/12/2025) • Open Government Licence

Schools & Education

4
Primary
3
Secondary
7
Independent
14
Within 1 mile

Breakdown of all 14 schools within 1 mile, by phase.

GCSE Performance (2024/25)

44.1
Avg Attainment 8
+3.8% vs national (42.5)
54.3%
Grade 5+ Eng & Maths
National: 45.4%
ABOVE NATIONAL AVERAGE

Based on 15 secondary schools in Merton

14 schools nearby — get every name, distance, and Ofsted rating for your specific address

Get Property Report · £14.95 →

Source: Department for Education • School Performance Tables 2024/25

Transport Links

50/100
Moderate transport - bus links available, may need connections for tube/rail.
TfL Zone 4

Get full station list with walk times on a Property Report

View Property Report →

Source: TfL API & National Rail

Browse by property type

Median prices in SW20 broken out by HMLR property type, last 5 years.

Detached
£1,975,000
140 sales
Semi-detached
£916,000
333 sales
Terraced
£810,000
759 sales
Flat
£425,000
923 sales

Pages only appear above where at least 10 sales were registered in the last 5 years.

Price Trends

Momentum for Merton. For the headline SW20 median see the top of the page; for the smoothed local-authority average see the House Price Index section above.

-0.8%
1 Year Change
cooling
Market Status
Merton
Area Tracked

12 Month Trend

Unlock chart in Property Report

Source: ONS House Price Index • Open Government Licence

Unlock More in Property Reports

Get complete data when you purchase a Property Report (£14.95 one-off):

✓Full crime breakdown (all categories)
✓Monthly crime trends chart
✓All schools with Ofsted links
✓Price history charts
✓Average income & economy data
✓Healthcare - GPs, dentists, hospitals
✓EPC certificate & energy costs
✓Planning applications nearby
Get Property Report - £14.95 →

Council Tax📍Postcode-level

🔒 Get the actual band for this property£14.95
E
Band E
£88,001 - £120,000 (1991 valuation)
Est. £2,286/year
Estimated band — verify on gov.uk
Band A
Up to £40,000
Band B
£40,001 - £52,000
Band C
£52,001 - £68,000
Band D
£68,001 - £88,000
Band E
£88,001 - £120,000
Band F
£120,001 - £160,000
Band G
£160,001 - £320,000
Band H
Over £320,000

Source: Valuation Office Agency

Planning Applications & Constraints📍Postcode-level

🔒 Get the planning history for this exact property£14.95
Planning Friction
0.5/10
Light restrictions
Designation Stack
1
1 designation
Climate Resilience
4/10
Vulnerable
Planning Constraints:
Air Quality Management AreaBuilt-up Area
What can I actually do here?
✓ Likely allowed (8)
  • Single-storey rear extension (under 4 m)
  • Loft conversion with rear dormer
  • Replace windows (uPVC, double-glazed)
  • Solar PV panels on roof
  • Heat pump (air source) external unit
  • Front porch (under 3 m²)
  • Outbuilding / garden room
  • Fell or significantly prune a tree
⚠ Needs consent (2)
  • Drop kerb / new vehicle access
  • Demolish + rebuild
✗ Blocked (0)
  • —

Indicative only — your local planning authority has the final say.

View council planning portal →

Source: planning.data.gov.uk

Heritage & Listed Buildings📍Postcode-level

🔒 Is THIS building listed? Get the answer£14.95
Listed Buildings Nearby
2
Grade II

Source: Historic England

Noise Levels

quiet
This location falls outside DEFRA strategic noise contours, indicating low environmental noise levels.

Source: DEFRA Strategic Noise Maps (Round 3)

UPGRADE TO

Property Report

Get address-specific data for a property you're serious about.

  • ✓Actual EPC certificate
  • ✓Property sales history
  • ✓Comparable sales nearby
  • ✓Planning applications
  • ✓Council tax band
  • ✓Heritage status
£14.95one-off
✓ No subscription
✓ No monthly fees
✓ Pay once, own forever
Get Property Report →

BroadbandEst.

Avg Download~67 Mbps
Max Available~1000 Mbps
Superfast+ Yes
Full Fibre+ Yes

Estimated from area data • Verify on Ofcom

Air Quality

Low

Low pollution. Ideal for outdoor activities.

Source: DEFRA UK-AIR

Flood Risk

NONE RISK

No current flood alerts in this area.

Source: Environment Agency

Walkability

100/100

Excellent walkability with daily errands easily completed on foot.

Within ½ mile:69 places

Source: OpenStreetMap

Why no subscription?

You're buying a house, not renting data. We believe you should pay once for the information you need, not £10-30/month that auto-renews.

+One-off payment
+No auto-renewal
+No account required for free reports

Explore More for SW20

Price TrendsCost of LivingFlatsHousesDetachedSemi-DetachedTerraced

Share This Report

Share with a friend — both get £3 off your next property report

WhatsAppX / TwitterFacebookEmail

Local Climate

5-year average from Open-Meteo

11.6°C
Avg Temperature
749mm
Annual Rainfall
2800h
Sunshine/Year
20.5 km/h
Avg Wind
Warmest: July
Coldest: January
Wettest: October
Driest: August
Now: 17.2°C, Clear skyHumidity: 64%

Source: Open-Meteo Historical Weather API

Food Hygiene Ratings

46 rated establishments within 1 mile

4.9/5
Average Rating
100%
Rated Good or Very Good
46
Total Establishments
Shell Pepys CornerRetailers - other
5/5
Raw BistroRestaurant/Cafe/Canteen
4/5
Sai RestaurantRestaurant/Cafe/Canteen
5/5
Bosa KitchenRestaurant/Cafe/Canteen
5/5
Trident PharmacyRetailers - other
Exempt

Source: Food Standards Agency

Elevation

18m
Moderateabove sea level

At 18m above sea level, this location has a reasonable elevation which reduces most flood risks from river and coastal sources.

Source: Open Topo Data (SRTM 30m)

Area Reviews

No reviews yet. Be the first to share your experience of this area!

Compare SW20 with nearby areas

SW20 vs SW18SW20 vs SW19
Browse all comparisons

Need address-specific data?

This free report shows area-level data. For property-specific information like EPC certificates, sales history, and planning applications, get a Property Report.

Get Property Report£14.95