89 Warren Way, Welwyn, AL6 0DL
About 89 Warren Way
89 Warren Way is a three-bedroom detached house in Welwyn (AL6 0DL). It has a recorded floor area of 108 m² (around 1163 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (December 2025) shows an E (score 40), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 77), a 2-band jump. This certificate was lodged in the last six months, so the rating reflects current condition.
Held since July 2001 — that's 25 years off the open market, well above the local norm. Today's modelled estimate of £605,000 sits 184.7% above the 2001 sale of £212,500. On a £-per-square-foot basis, the last sale (£183/sq ft) was about 44.7% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs).
Know exactly what you're buying at 89 Warren Way
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
- Bathrooms2
Energy performance
89 Warren Way's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- May 2002DemolitionFullIn report
Extension: Side and rear of property
GROUND FLOOR SIDE AND REAR EXTENSION, FOLLOWING DEMOLITION OF EXISTING SIDE AND REAR EXTENSIONS
Extension- Reference
- N6/2002/0512/FP
- Mar 2002DemolitionFullIn report
Extension: Side and rear of property
GROUND FLOOR SIDE AND REAR EXTENSIONS, RAISING OF ROOF AND INSTALLATION OF SIDE FACING DORMER WINDOWS, FOLLOWING DEMOLITION OF EXISTING SIDE AND REAR EXTENSIONS
Extension- Reference
- N6/2001/1404/FP
We flagged 1 thing worth checking at 89 Warren Way
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
89 Warren Way valuation sits well clear of the typical sold price in this postcode.
£605,000
Modelled from EPC, postcode comparables.
£212,500
Recorded with HM Land Registry.
Sales timeline
5 July 2001Most recent
£212,500
Median price across the last 5 sales in AL6 0DL: £875,000 (2025–2019).
Everything we know about 89 Warren Way, 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 Warren Way homes
On years held, 89 Warren Way stands well clear of the street.
Price per m²
£1,968
Street avg £4,183
Floor Area
108 m²
Street avg 128 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
8.0 t/year
Street avg 5.2 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Welwyn North Rail Station — railway station.
Closest school
0.9 km
St John's CofE Primary School. 13 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.