25 Cannons Meadow, Tewin, Welwyn, AL6 0JU
About 25 Cannons Meadow
25 Cannons Meadow is a three-bedroom semi-detached house in Tewin, Welwyn, Welwyn (AL6 0JU). It has a recorded floor area of 115 m² (around 1238 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (March 2025) shows a C (score 74). When first surveyed in April 2014 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Good, window efficiency went from Average to Good and hot-water efficiency went from Average to Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 85).
A recent sale: £601,000 in August 2025. One planning record on file: an extension approved in 2014. Past consents include an extension, meaningful when judging how the property has evolved. At 115 m² it's 16.2% larger than the typical home in the postcode (99 m² median across 19 EPCs). Its energy rating outperforms most of the postcode (better than 79% of similar EPCs). Across 2014–2025, sale prices on this property compounded at 5.7% per year. On a £-per-square-foot basis, the last sale (£486/sq ft) was about 66.6% above the typical sold price in the postcode.
Know exactly what you're buying at 25 Cannons Meadow
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
Roof insulation improved
More low energy lighting installed
Planning history
25 Cannons Meadow has an approved single-storey rear extension on the planning record.
- Aug 2014ExtensionFullIn report
Extension: Single storey · Rear of property
Single storey rear extension
- Documents
- 6 docs on file
- Reference
- 3/14/1137/FP
We flagged 1 thing worth checking at 25 Cannons Meadow
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
25 Cannons Meadow valuation sits well clear of the typical sold price in this postcode.
£589,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 11 years.
£601,000
Growth on file: 5.7% per year over 11 years.
Sales timeline
25 August 2025Most recent
£601,000
+84.9%over 11 years16 July 2014
£325,000
Median price across the last 5 sales in AL6 0JU: £615,000 (2024–2016).
Nearby sales in AL6 0JU
20 Cannons Meadow, Tewin, Welwyn, AL6 0JU
Sold Sept 2024
£699,99510 Cannons Meadow, Tewin, Welwyn, AL6 0JU
Sold Feb 2023
£700,00029 Cannons Meadow, Tewin, Welwyn, AL6 0JU
Sold Sept 2021
£615,00019 Cannons Meadow, Tewin, Welwyn, AL6 0JU
Sold Nov 2016
£600,00014 Cannons Meadow, Tewin, Welwyn, AL6 0JU
Sold Nov 2014
£385,000
Everything we know about 25 Cannons Meadow, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Cannons Meadow homes
On years held, 25 Cannons Meadow runs well behind the street norm.
Price per m²
£5,226
Street avg £3,878
Floor Area
115 m²
Street avg 110 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
3.3 t/year
Street avg 4.8 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Grasswarren Estate — bus stop.
Closest school
0.1 km
Tewin Cowper Church of England Voluntary Aided Primary School. 9 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.