Our Data Sources
19, Mardley Avenue, Welwyn has no records in either the Land Registry or EPC database.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
1Sales dated prior to 2007 are shown, but are not used in our calculations.
Plot Size
HM Land Registry records the plot of land for 19, Mardley Avenue, Welwyn as measuring 423 m2.
That makes it the 9th largest plot in the postcode, where 12 of the 14 other houses have recorded plot data.
Properties Sold Nearby
Over the past 2 years 1009 properties have sold within 1.3 kilometres of 19, Mardley Avenue, Welwyn, per the Land Registry and our network of Estate Agents.
The latest, on the 31st January 2025, was 17, Mardley Avenue, Welwyn, AL6 0TU, a freehold house which sold for £750,000.
Read more about house prices in AL6.
- Sold Jan 2025£750,000 | 4 Bed House17, Mardley Avenue, Welwyn, AL6 0TU17, Mardley Avenue, Welwyn, AL6 0TU
- Sold Aug 2018£690,000 | 4 Bed House16, Mardley Avenue, Welwyn, AL6 0UD16, Mardley Avenue, Welwyn, AL6 0UD
- Sold May 2009£242,000 | 3 Bed House12, Mardley Avenue, Welwyn, AL6 0UD12, Mardley Avenue, Welwyn, AL6 0UD
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Schools Nearby
- St Michael's Woolmer Green CofE VA Primary School600 m away
- Oaklands Primary School900 m away
- All Saints Church of England Voluntary Aided Primary School, Datchworth2.0 km away
- Monk's Walk School3.4 km away
- Ridgeway Academy4.9 km away
- Barnwell School5.0 km away
More reading links
Public Transport Nearby
- Knebworth|2.3 km away
- Welwyn North|2.5 km away
- Watton-at-Stone|4.7 km away
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.







