LL37 Postcode Data
Property data for the LL37 postcode district covering Gwynedd. Sold prices, crime statistics, energy performance, and demographic insights, all from HM Land Registry, Police UK, and the EPC Register.
Quick answer
The average sale price in LL37 is £152,244 (median £84,975), based on 8 HM Land Registry transactions. Police UK recorded 1 crimes within a 1-mile radius in 2026-03.
Headline pricing in LL37 is below the UK national average (England & Wales average ~£290k as of 2025).
Avg sale price
£152,244
8 sales
Median price
£84,975
Crime incidents
1
2026-03
Avg EPC score
n/a
Recent sold prices
Latest 8 property sales in the LL37 area, sourced from HM Land Registry Price Paid Data.
detached
£152,244
8 sales
| Date | Address | Type | Price |
|---|---|---|---|
| Sept 2023 | GARTH Y MOR, LLWYNGWRIL | detached | £535,000 |
| Sept 2015 | GARTH Y MOR, LLWYNGWRIL | detached | £262,000 |
| Feb 2001 | GARTH Y MOR, LLWYNGWRIL | detached | £100,000 |
| Sept 2000 | GARTH Y MOR, LLWYNGWRIL | detached | £80,000 |
| Aug 1999 | Y BERTH, LLWYNGWRIL | detached | £89,950 |
| Aug 1998 | GREEN HILL, LLWYNGWRIL | detached | £51,000 |
| Jun 1997 | Y BERTH, LLWYNGWRIL | detached | £55,000 |
| Mar 1996 | ELVAN, LLWYNGWRIL | detached | £45,000 |
Crime in LL37
1 reported crimes within a 1-mile radius of the postcode centroid in 2026-03, from Police UK data.
Other Theft
1
Area information
- Local authority
- Gwynedd
- Country
- Wales
- Wards
- Arthog a Llangelynnin
- Constituency
- Dwyfor Meirionnydd
- Latitude
- 52.6658
- Longitude
- -4.0838
More for LL37
Typical property
What the typical LL37 property looks like
Area summary, buyer notes, researched facts
Council tax
Gwynedd 2025/26 rates
All bands, monthly cost, discounts
Sold prices tool
Full transaction history for LL37
HM Land Registry from 1995
Corporate freeholders
Companies registered in LL37
Live Companies House data + PSCs
EPC checker
Look up any LL37 address
Energy ratings + improvement options
Crime checker
Local breakdown for LL37
Police UK monthly data
Want a full property report?
Get an AI-powered report for any specific LL37 address. Valuation, flood risk, planning history, schools and more.
Get a Property ReportData sources & methodology
Sold prices: HM Land Registry Price Paid Data, the official UK government records updated monthly. Sample uses the 30 most recent registered transactions in the postcode area.
Crime: Police UK street-level crime data. Counts cover a 1-mile radius from the LL37 postcode centroid for the most recent month available (typically 2 months behind).
EPC: opendatacommunities.org, the official UK Energy Performance Certificate register. Aggregate stats from up to 30 most recent certificates in the postcode.
Area data: postcodes.io, open data from the Office for National Statistics.