23 Mill Lane, Welwyn, AL6 9EU
About 23 Mill Lane
23 Mill Lane is a property in Welwyn (AL6 9EU).
A recent sale: £650,000 in December 2024. 8 planning records sit against the property, 4 approved, 2 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations.
Know exactly what you're buying at 23 Mill Lane
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
Energy performance
No EPC on record
This property doesn't have an Energy Performance Certificate yet. An EPC is required to sell or let — and unlocks our automated valuation.
Planning history
A a conservatory application was refused at 23 Mill Lane in 2025.
- Feb 2026ConditionsIn report
Submission of details pursuant to condition number 5 (Material details) and 6 (Hard and soft landscaping) on planning permission 6/2025/1212/HOUSE
- Reference
- 6/2026/0262/COND
- Feb 2026ConditionsIn report
Submission of details pursuant to condition number 2 (Material details) on planning permission 6/2025/1211/LB
- Documents
- 1 doc on file
- Reference
- 6/2026/0263/COND
What's in 23 Mill Lane, Welwyn, AL6 9EU's planning history?
6 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
£650,000
Recorded with HM Land Registry.
Sales timeline
16 December 2024Most recent
£650,000
Median price across the last 1 sales in AL6 9EU: £760,000 (1997–1997).
Nearby sales in AL6 9EU
Everything we know about 23 Mill Lane, 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?

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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Mary's Church — bus stop.
Closest school
0.5 km
Welwyn St Mary's Church of England Voluntary Aided Primary School. 10 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.