House prices in SG3
Median value — November 2026
£523,000
Modelled from 2,175 properties Stede tracks in SG3
Market snapshot
£523,000
Median value
£595,482
Average value
87
Sales in the last 12 months
+1%
Change over the past year
Value over time
- Modelled value
- Projected
Modelled month by month from the UK House Price Index, averaged across every property type Stede tracks here.
View as a table
| Year | Modelled value |
|---|---|
| 2000 | £141,738 |
| 2001 | £162,619 |
| 2002 | £197,130 |
| 2003 | £226,268 |
| 2004 | £251,189 |
| 2005 | £254,577 |
| 2006 | £279,841 |
| 2007 | £297,288 |
| 2008 | £268,978 |
| 2009 | £267,145 |
| 2010 | £288,136 |
| 2011 | £284,304 |
| 2012 | £290,226 |
| 2013 | £310,039 |
| 2014 | £348,652 |
| 2015 | £396,077 |
| 2016 | £429,664 |
| 2017 | £450,905 |
| 2018 | £449,954 |
| 2019 | £437,725 |
| 2020 | £463,255 |
| 2021 | £471,821 |
| 2022 | £491,561 |
| 2023 | £493,380 |
| 2024 | £512,768 |
| 2025 | £518,322 |
| 2026 | £523,000 |
Property types
- Detached house31%£837,000
- Semi-detached house27%£551,000
- Mid-terrace house24%£390,000
- Flat / Maisonette17%£232,000
- Property0%£600,500
Recent sales
- The Conifers, Gipsy Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DJ£650,000 · 2026£679,000
- 22 Stockens Dell, Knebworth, North Hertfordshire, Hertfordshire, SG3 6BG£510,000 · 2026£581,000
- 19 Longmead, Woolmer Green, Knebworth, Welwyn Hatfield, Hertfordshire, SG3 6JH£394,000 · 2026£417,000
- 14 Abbots Close, Datchworth, Knebworth, East Hertfordshire, Hertfordshire, SG3 6TA£650,000 · 2026£621,000
- 87 Brookbridge Lane, Datchworth, Knebworth, East Hertfordshire, Hertfordshire, SG3 6SZ£590,000 · 2026£591,000
- 111 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT£315,000 · 2026£339,000
- 1 Harold Villas, 8, Gun Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AU£808,000 · 2026£845,000
- 84 London Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6HB£292,000 · 2026£298,000
Addresses in SG3
- Rose Cottage, 1A, Hawkins Hall Lane, Datchworth, Knebworth, East Hertfordshire, Hertfordshire, SG3 6TF£550,000 · 2021£677,000
- Sandpit House Rear Of 137, Apartment 1, London Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6EX£280,000 · 2024£297,000
- Sandpit House Rear Of 137, Apartment 2, London Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6EX£280,000 · 2024£297,000
- Springfield, 21, Park Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6PD£725,000 · 2021£876,000
- Strafford Court, 1, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£220,000 · 2021£220,000
- Strafford Court, 10, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£123,000 · 2002£291,000
- Strafford Court, 12, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£149,000 · 2003£272,000
- Strafford Court, 14, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£128,500 · 2006£212,000
- Strafford Court, 15, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£59,950 · 1999£216,000
- Strafford Court, 16, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£137,000 · 2009£236,000
- Strafford Court, 17, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£175,000 · 2014£227,000
- Strafford Court, 18, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£260,000 · 2025£286,000
- Strafford Court, 19, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£270,000 · 2021£273,000
- Strafford Court, 20, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£71,950 · 2000£246,000
- Strafford Court, 21, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£92,000 · 2000£286,000
- Strafford Court, 3, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£117,500 · 2003£224,000
- Strafford Court, 4, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£223,500 · 2024£191,000
- Strafford Court, 6, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£123,000 · 2003£223,000
- Strafford Court, 7, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£155,000 · 2007£216,000
- Strafford Court, 8, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£195,000 · 2026£212,000
- Strafford Court, 9, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DF£160,000 · 2012£237,000
- Strathmore, Gun Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6BP£562,000 · 2019£745,000
- Tara, Hollybush Lane, Datchworth, Knebworth, East Hertfordshire, Hertfordshire, SG3 6RB£1,000,000 · 2015£1,205,000
- The Conifers, Gipsy Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DJ£650,000 · 2026£679,000
- The Cottage, 29, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DE£795,000 · 2018£944,000
- The Cottages, 3, Nup End Green, Old Knebworth, Knebworth, North Hertfordshire, Hertfordshire, SG3 6QH£518,500 · 2021£628,000
- The Cottages, 4, Nup End Green, Old Knebworth, Knebworth, North Hertfordshire, Hertfordshire, SG3 6QH£510,000 · 2022£569,000
- The Elms, Gun Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6BP£725,000 · 2020£915,000
- The Grange, 35, Hawkins Hall Lane, Datchworth, Knebworth, East Hertfordshire, Hertfordshire, SG3 6TF£1,062,000 · 2026£1,155,000
- The Hollies, Gun Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6BP£332,500 · 2012£571,000
- The Homestead, Raffin Green Lane, Datchworth, Knebworth, East Hertfordshire, Hertfordshire, SG3 6RL£2,200,000 · 2014£2,639,000
- The Horns, 82, Bramfield Road, Datchworth, Knebworth, East Hertfordshire, Hertfordshire, SG3 6RZ£600,018 · 2019—
- The Moorings, 5, Oakfields Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6NS£800,000 · 2019£1,164,000
- The New House, Gipsy Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DJ£695,000 · 2019£876,000
- The Old Forge, 9, Manor Farm Stables, Old Knebworth, Knebworth, North Hertfordshire, Hertfordshire, SG3 6SL£575,000 · 2015£789,000
- The Old Rectory, Old Knebworth, Knebworth, North Hertfordshire, Hertfordshire, SG3 6PT£1,100,000 · 1997£4,054,000
- The Station, Station Approach, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AT£1,122,000 · 2020—
- The White House, Park Lane, Old Knebworth, Knebworth, North Hertfordshire, Hertfordshire, SG3 6PR£982,500 · 2014£1,321,000
- The Woodlands, 18, Deards End Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6NL£1,750,000 · 2020£2,045,000
- Tol Pedn, Hollybush Lane, Datchworth, Knebworth, East Hertfordshire, Hertfordshire, SG3 6RB£600,000 · 2013£927,000
- Trees, Deards End Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6NL£1,320,000 · 2020£1,542,000
- Tricia House, 6, Flat 1, Park Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6PE£290,000 · 2022£298,000
- Tricia House, 6, Flat 3, Park Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6PE£92,000 · 2002£201,000
- Vixen Cottage, 19, New Road, Woolmer Green, Knebworth, Welwyn Hatfield, Hertfordshire, SG3 6JX£510,000 · 2016£522,000
- Walnut Tree House, 39, Pondcroft Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DE£695,000 · 2015£846,000
- Wintercott, 47, Watton Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AQ£690,000 · 2014£956,000
- Witterings, Gun Road, Knebworth, North Hertfordshire, Hertfordshire, SG3 6BP£335,000 · 2006£677,000
- Wordsworth Court, 1, Flat 1, Park Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DY£159,950 · 2015£199,000
- Wordsworth Court, 1, Flat 2, Park Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DY£48,000 · 2014—
- Wordsworth Court, 1, Flat 3, Park Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DY£267,500 · 2021£275,000
About this area
SG3 is a UK postcode district. Stede can model 2,175 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of November 2026, SG3 has a median estimated value of £523,000 and an average of £595,482.
Modelled values in SG3 are +1% over the past year and +11% over five years.
The market here is mostly detached houses, which make up 31% of the properties Stede tracks in SG3.
87 sales were recorded in SG3 over the past 12 months.
Common questions
What is the average house price in SG3?
As of November 2026, the average estimated value is £595,482 and the median is £523,000 across 2,175 properties Stede tracks in SG3. This is not a formal market valuation.
Are house prices in SG3 going up or down?
Modelled values in SG3 are +1% over the past year and +11% over five years, based on the UK House Price Index.
What types of property are in SG3?
31% of the properties Stede tracks in SG3 are detached houses. semi-detached houses are next most common, at 27%.
How many properties are in SG3?
Stede can model 2,175 properties in SG3, with 87 recorded sales in the past 12 months.
How does Stede calculate house prices for SG3?
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources used for every individual property valuation on Stede. Full detail is on the methodology page.
How we calculate this
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources behind every individual property valuation on Stede.
Read the full methodology and data sources →