House prices on Grantham Avenue
Median value — November 2026
£102,000
Modelled from 29 properties Stede tracks in Grantham Avenue
Market snapshot
£102,000
Median value
£105,172
Average value
3
Sales in the last 12 months
+2%
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 | £41,887 |
| 2001 | £44,980 |
| 2002 | £53,702 |
| 2003 | £68,293 |
| 2004 | £90,888 |
| 2005 | £100,909 |
| 2006 | £107,500 |
| 2007 | £113,095 |
| 2008 | £99,937 |
| 2009 | £101,437 |
| 2010 | £97,126 |
| 2011 | £93,869 |
| 2012 | £92,472 |
| 2013 | £88,830 |
| 2014 | £87,937 |
| 2015 | £90,802 |
| 2016 | £91,794 |
| 2017 | £95,689 |
| 2018 | £95,942 |
| 2019 | £95,217 |
| 2020 | £102,124 |
| 2021 | £111,836 |
| 2022 | £124,081 |
| 2023 | £120,481 |
| 2024 | £127,598 |
| 2025 | £133,487 |
| 2026 | £135,000 |
There aren't enough recorded sales on Grantham Avenue alone to model a trend for it, so this line shows Seaham instead.
Property types
- Mid-terrace house93%£102,000
- Detached house3%£153,000
- Semi-detached house3%£90,000
Recent sales
- 25 Grantham Avenue, Seaham, County Durham, SR7 8LZ£115,000 · 2026£122,000
- 26 Grantham Avenue, Seaham, County Durham, SR7 8LZ£70,000 · 2026£95,000
- 31 Grantham Avenue, Seaham, County Durham, SR7 8LZ£83,000 · 2025£89,000
- 17 Grantham Avenue, Seaham, County Durham, SR7 8LZ£145,000 · 2025£161,000
- 27 Grantham Avenue, Seaham, County Durham, SR7 8LZ£60,500 · 2024£74,000
- 57 Grantham Avenue, Seaham, County Durham, SR7 8LX£77,500 · 2023£93,000
- 22 Grantham Avenue, Seaham, County Durham, SR7 8LZ£125,000 · 2023£153,000
- 43 Grantham Avenue, Seaham, County Durham, SR7 8LY£80,000 · 2022£90,000
Addresses in Grantham Avenue
- 12 Grantham Avenue, Seaham, Easington, Durham, SR7 8LZ£52,500 · 2012£91,000
- 15 Grantham Avenue, Seaham, County Durham, SR7 8LZ£83,000 · 2021£104,000
- 17 Grantham Avenue, Seaham, County Durham, SR7 8LZ£145,000 · 2025£161,000
- 19 Grantham Avenue, Seaham, Easington, Durham, SR7 8LZ£81,000 · 2006£102,000
- 2 Grantham Avenue, Seaham, Easington, Durham, SR7 8LZ£105,000 · 2006£124,000
- 21 Grantham Avenue, Seaham, Easington, Durham, SR7 8LZ£85,000 · 2006£105,000
- 22 Grantham Avenue, Seaham, County Durham, SR7 8LZ£125,000 · 2023£153,000
- 23 Grantham Avenue, Seaham, County Durham, SR7 8LZ£90,000 · 2021£107,000
- 24 Grantham Avenue, Seaham, County Durham, SR7 8LZ£36,000 · 2012£78,000
- 25 Grantham Avenue, Seaham, County Durham, SR7 8LZ£115,000 · 2026£122,000
- 26 Grantham Avenue, Seaham, County Durham, SR7 8LZ£70,000 · 2026£95,000
- 27 Grantham Avenue, Seaham, County Durham, SR7 8LZ£60,500 · 2024£74,000
- 31 Grantham Avenue, Seaham, County Durham, SR7 8LZ£83,000 · 2025£89,000
- 34 Grantham Avenue, Seaham, County Durham, SR7 8LY£60,500 · 2013£97,000
- 35 Grantham Avenue, Seaham, County Durham, SR7 8LY£56,000 · 2017£82,000
- 36 Grantham Avenue, Seaham, Easington, Durham, SR7 8LY£75,000 · 2007£98,000
- 37 Grantham Avenue, Seaham, County Durham, SR7 8LY£70,000 · 2011£111,000
- 40 Grantham Avenue, Seaham, County Durham, SR7 8LY£92,000 · 2016£120,000
- 43 Grantham Avenue, Seaham, County Durham, SR7 8LY£80,000 · 2022£90,000
- 50 Grantham Avenue, Seaham, Easington, Durham, SR7 8LX£68,000 · 2016£113,000
- 51 Grantham Avenue, Seaham, Easington, Durham, SR7 8LX£93,995 · 2006£122,000
- 53 Grantham Avenue, Seaham, Easington, Durham, SR7 8LX£58,000 · 2005£88,000
- 56 Grantham Avenue, Seaham, County Durham, SR7 8LX£97,000 · 2020£127,000
- 57 Grantham Avenue, Seaham, County Durham, SR7 8LX£77,500 · 2023£93,000
- 6 Grantham Avenue, Seaham, County Durham, SR7 8LZ£77,000 · 2018£110,000
- 60 Grantham Avenue, Seaham, County Durham, SR7 8LX£63,500 · 2019£88,000
- 67 Grantham Avenue, Seaham, County Durham, SR7 8LX£65,000 · 2014£111,000
- 7 Grantham Avenue, Seaham, Easington, Durham, SR7 8LZ£80,000 · 2006£96,000
- 8 Grantham Avenue, Seaham, Easington, Durham, SR7 8LZ£77,000 · 2008£99,000
About this area
Grantham Avenue, in Seaham, is a street. Stede can model 29 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of November 2026, Grantham Avenue has a median estimated value of £102,000 and an average of £105,172.
Modelled values in Grantham Avenue are +2% over the past year and +18% over five years.
The market here is mostly mid-terrace houses, which make up 93% of the properties Stede tracks in Grantham Avenue.
3 sales were recorded in Grantham Avenue over the past 12 months.
Common questions
What is the average house price in Grantham Avenue?
As of November 2026, the average estimated value is £105,172 and the median is £102,000 across 29 properties Stede tracks in Grantham Avenue. This is not a formal market valuation.
Are house prices in Grantham Avenue going up or down?
Modelled values in Grantham Avenue are +2% over the past year and +18% over five years, based on the UK House Price Index.
What types of property are in Grantham Avenue?
93% of the properties Stede tracks in Grantham Avenue are mid-terrace houses. detached houses are next most common, at 3%.
How many properties are in Grantham Avenue?
Stede can model 29 properties in Grantham Avenue, with 3 recorded sales in the past 12 months.
How does Stede calculate house prices for Grantham Avenue?
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 →