Our Data Sources
28, Sylvandale, Welwyn Garden City has a single entry in the Land Registry from January 2012 and a single entry in the EPC database dated November 2015.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If 28, Sylvandale, Welwyn Garden City is in very good condition we estimate a sale value of £619,948 and a rental value of £2,113 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £549,097 and a rental value of £1,871 per month.
Plot Size
According to data from HM Land Registry, 28, Sylvandale, Welwyn Garden City sits on a plot of 232 m2.
We have plot size data on 36 out of 36 other houses in the postcode and 28, Sylvandale, Welwyn Garden City sits on the 25th largest plot.
Energy Efficiency
28, Sylvandale, Welwyn Garden City has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 02 Nov 2015.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
According to HM Land Registry, 28, Sylvandale, Welwyn Garden City was last sold on 26th January 2012 for £320,000 and was recorded as a freehold house.
The property has only had this single sale since 1995.
Since January 2012, the market for similar properties has risen by 41.8%.
- Sold Jan 2012£320,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 93 sales of properties similar to 28, Sylvandale, Welwyn Garden City within a radius of 640 metres over the last 2 years.
The most recent example is 17, The Shaws, Welwyn Garden City, AL7 2HR, a freehold house which sold for £570,000 on the 12th December 2025.
Read more about house prices in AL7.
- Sold Dec 2025£570,000 | 4 Bed House17, The Shaws, Welwyn Garden City, AL7 2HR17, The Shaws, Welwyn Garden City, AL7 2HR
- Sold Mar 2025£625,000 | 3 Bed House2, Hurst Close, Welwyn Garden City, AL7 2HX2, Hurst Close, Welwyn Garden City, AL7 2HX
- Sold May 2024£580,000 | 4 Bed House69, Sylvandale, Welwyn Garden City, AL7 2HS69, Sylvandale, Welwyn Garden City, AL7 2HS
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Sylvandale, Welwyn Garden City, AL7 has a total of 71 addresses. According to our analysis of all the public data, 28, Sylvandale, Welwyn Garden City is the 28th largest and the 22nd most expensive property on the street.
When compared to the postcode district it is £219k more expensive than the average property in AL7.
More reading links
Schools Nearby
- Watchlytes Primary School700 m away
- Springmead Primary School1.1 km away
- Commonswood Primary & Nursery School1.3 km away
- Ridgeway Academy1.3 km away
- Stanborough School3.7 km away
- Monk's Walk School4.2 km away
More reading links
Public Transport Nearby
- Welwyn Garden City|2.7 km away
- Welwyn North|3.7 km away
- Hatfield (Herts)|4.8 km away
Available Internet Speeds
According to recent data from Ofcom, Ultrafast Broadband is available in this area.
According to recent data from Ofcom, Ultrafast Broadband is available in the area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.
