Postcode district
SG3
Median asking price
£571K
Across 54 for-sale listings
Growth, 3 years
+2.0%
A year, annualised
Gross yield
3.9%
Indicative, from listing medians
Days on market
89
Average time on market
Investment overview
Median asking price
£571K
Average £757K, range £165K to £4.0M
Gross yield
3.9%
ModerateIndicative gross yield from listing medians
Price growth
% a year, annualised over each horizon
Market heat
Warm
89 days average time on market
Median asking rent
£1,850/mo
Of 5 to-let listings
Most common type
Detached
3 bedrooms on average
Market data
Listings
Summary
Homes listed
59
For sale and to let. Excludes 1 that are not homes or not monthly rents
Median asking price
£571K
Asking price range
£165K to £4.0M
Homes analysed
3,456
Behind the growth and area averages
For-sale listings equal 1.6% of the homes analysed.
Strategy fit
Buy to let
ModerateGross yield
3.9%
- Moderate indicative gross yield of 3.9%
- Median asking rent £2K a month
HMO
WeakMedian asking price
£571K
- High entry price (£571K) squeezes HMO returns
- 14% of households rent privately
- Most listings are detached
Flip
ModerateGrowth, 3 years
+2.0% a year
- Prices rising +2.0% a year over 3 years
- 89 days average time on market
Recent listings
The 6 most recently updated for-sale listings, a sample of 54 in SG3.
Park Lane, Old Knebworth SG3
£4,000,000
Detached · Seen 4 Nov 2026
Oakfields Avenue, Knebworth, Hertfordshire SG3
£1,000,000
Detached · Seen 4 Nov 2026
Meadow Close, Datchworth, Knebworth SG3
£900,000
Detached · Seen 4 Nov 2026
Danecote, Knebworth SG3
£825,000
Bungalow · Seen 4 Nov 2026
Nup End, Old Knebworth, Hertfordshire SG3
£1,400,000
Detached · Seen 4 Nov 2026
Pondcroft Road, Knebworth SG3
£899,950
Detached · Seen 4 Nov 2026