30 Colgrove, Welwyn Garden City, AL8 6HU
About 30 Colgrove
30 Colgrove is a three-bedroom semi-detached house in Welwyn Garden City (AL8 6HU). It has a recorded floor area of 97 m² (around 1044 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (September 2024) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump. Records show the property has been extended at some point in its history.
Untraded for 28 years, with the last transfer in July 1998. At 97 m² the property is well over the postcode median (69 m² across 12 EPCs), placing it in the larger end of the local stock. Across 1997–1998, sale prices on this property compounded at 17.2% per year. Today's modelled estimate of £592,000 sits 345.1% above the 1998 sale of £133,000. On a £-per-square-foot basis, the last sale (£127/sq ft) was about 68% below the postcode norm. One historical planning record sits against the property in 2005.
Know exactly what you're buying at 30 Colgrove
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- CloakroomYes
Outside
- Private gardenSouth-west-facing
- ParkingOff street
Building
- Previously extendedYes
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
- Nov 2005
What's in 30 Colgrove, Welwyn Garden City, AL8 6HU's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
30 Colgrove's modelled value sits at over four times its earliest registered sale price (1997).
£592,000
Modelled from EPC, postcode comparables and a sale-price growth of 17.2% per year over 1 year.
£133,000
Growth on file: 17.2% per year over 1 year.
Sales timeline
30 July 1998Most recent
£133,000
+17.2%over 12 months13 August 1997
£113,500
Median price across the last 5 sales in AL8 6HU: £555,000 (2023–2014).
Nearby sales in AL8 6HU
2 Colgrove, Welwyn Garden City, AL8 6HU
Sold Jan 2023
£565,00028 Colgrove, Welwyn Garden City, AL8 6HU
Sold Jun 2021
£590,00010 Colgrove, Welwyn Garden City, AL8 6HU
Sold Jan 2018
£550,00038 Colgrove, Welwyn Garden City, AL8 6HU
Sold Nov 2016
£555,0004 Colgrove, Welwyn Garden City, AL8 6HU
Sold Oct 2013
£360,000
Everything we know about 30 Colgrove, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Colgrove homes
30 Colgrove is notably below the street on price per m².
Price per m²
£1,371
Street avg £5,073
Floor Area
97 m²
Street avg 84 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
CO₂ Emissions
3.9 t/year
Street avg 3.1 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Stanborough Close — bus stop.
Closest school
0.5 km
Stanborough School. 19 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.