3 The Walled Garden, Tewin Water, Tewin, Welwyn, AL6 0BZ
About 3 The Walled Garden
3 The Walled Garden is a four-bedroom mid-terrace house in Tewin, Welwyn, Welwyn (AL6 0BZ). It has a recorded floor area of 117 m² (around 1259 sq ft), construction records dating it to 1996-2002 and council tax band F. The latest certificate (June 2013) shows a C (score 75), near the top of the C band. The recommended improvements would push it to B (score 88). The latest certificate is from June 2013, so improvements made since then won't be reflected.
Last changed hands 11 years ago, in May 2015. Across the public record there are 4 sales, relatively high churn for a single property. Across 2001–2015, sale prices on this property compounded at 4.6% per year. Today's modelled estimate of £678,000 is 15.9% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 61.8% above the typical sold price in the postcode. At 117 m² it's 17.6% smaller than the typical home in the postcode (142 m² median across 13 EPCs).
Know exactly what you're buying at 3 The Walled Garden
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
- Bedrooms4
- Bathrooms3
- EnsuiteYes
Outside
- Private gardenYes
- GarageYes
Building
- RefurbishedYes
Energy performance
3 The Walled Garden's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 18 Jun 2023
EPC Rating
Planning history
3 The Walled Garden has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 3 The Walled Garden
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
3 The Walled Garden valuation sits well clear of the typical sold price in this postcode.
£678,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 14 years.
£585,000
Growth on file: 4.6% per year over 14 years.
Sales timeline
25 May 2015Most recent
£585,000
+40.1%over 10 years28 January 2005
£417,500
23 January 2005
£417,500
+35.1%over 3 years9 March 2001
£309,000
Median price across the last 5 sales in AL6 0BZ: £802,500 (2025–2022).
Nearby sales in AL6 0BZ
6 The Walled Garden, Tewin Water, Tewin, Welwyn, AL6 0BZ
Sold Mar 2025
£802,50013 The Walled Garden, Tewin Water, Tewin, Welwyn, AL6 0BZ
Sold Nov 2024
£675,0007 The Walled Garden, Tewin Water, Tewin, Welwyn, AL6 0BZ
Sold Oct 2024
£870,0002 The Walled Garden, Tewin Water, Tewin, Welwyn, AL6 0BZ
Sold Nov 2022
£735,00016 The Walled Garden, Tewin Water, Tewin, Welwyn, AL6 0BZ
Sold Nov 2022
£850,000
Everything we know about 3 The Walled Garden, 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 The Walled Garden homes
CO₂ Emissions for 3 The Walled Garden runs comfortably ahead of the street norm.
Price per m²
£5,000
Street avg £4,998
Floor Area
117 m²
Street avg 140 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
2.9 t/year
Street avg 4.3 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Robin Mead — bus stop.
Closest school
0.4 km
Waterside Academy. 16 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.