9 Colgrove, Welwyn Garden City, AL8 6HY
About 9 Colgrove
9 Colgrove is a four-bedroom mid-terrace house in Welwyn Garden City (AL8 6HY). It has a recorded floor area of 128 m² (around 1378 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (March 2017) shows a C (score 73). The recommended improvements would push it to B (score 84). Records show the property has been extended at some point in its history.
At 128 m² the property is well over the postcode median (94 m² across 6 EPCs), placing it in the larger end of the local stock. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include a loft conversion, meaningful when judging how the property has evolved. On the market in May 2018 and unlisted since — roughly 8 years. Across 1997–2018, sale prices on this property compounded at 9.1% per year. Today's modelled estimate of £677,000 is 26.5% above the 2018 sale price.
Know exactly what you're buying at 9 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
- Bedrooms4
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenYes
- DrivewayYes
Building
- Previously extendedYes
Energy performance
EPC Rating
Planning history
- Aug 2020RenovationIn report
Replacement of existing concrete driveway with a new resin permeable driveway with soakaway. Increase in areas of planting / soft landscaping.
- Reference
- 6/2020/1236/EM
- Oct 2018RenovationIn report
Alterations to openings on existing rear elevation & insertion of roof lights to existing flat roof
- Reference
- 6/2018/1938/EM
What's in 9 Colgrove, Welwyn Garden City, AL8 6HY's planning history?
1 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
9 Colgrove has more than quadrupled in price since its earliest registered sale in 1997.
£677,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.1% per year over 21 years.
£535,000
Growth on file: 9.1% per year over 21 years.
Sales timeline
31 May 2018Most recent
£535,000
+522.1%over 21 years21 May 1997
£86,000
Median price across the last 5 sales in AL8 6HY: £542,000 (2022–2015).
Nearby sales in AL8 6HY
13 Colgrove, Welwyn Garden City, AL8 6HY
Sold Oct 2022
£685,5851 Colgrove, Welwyn Garden City, AL8 6HY
Sold Oct 2018
£725,0007 Colgrove, Welwyn Garden City, AL8 6HY
Sold Jan 2016
£435,00011 Colgrove, Welwyn Garden City, AL8 6HY
Sold Nov 2015
£450,00029 Colgrove, Welwyn Garden City, AL8 6HY
Sold Aug 2008
£317,000
Everything we know about 9 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
On epc rating, 9 Colgrove stands well clear of the street.
Price per m²
£4,180
Street avg £5,110
Floor Area
128 m²
Street avg 100 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
3.7 t/year
Street avg 4.0 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
Applecroft School. 19 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.