Our Data Sources
9, Welham Street, Grantham has 2 entries in the Land Registry, most recently in January 2026 and a single entry in the EPC database dated December 2024.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 9, Welham Street, Grantham would be worth £126,232, with a potential rental value of £693 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £111,806, with a rental value of £613 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
9, Welham Street, Grantham occupies a 115 m2 plot as recorded by HM Land Registry.
Of the 19 other houses in this postcode, 13 have recorded plot sizes, and this one ranks as the 2nd largest.
Energy Efficiency
9, Welham Street, Grantham has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 04 Dec 2024.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Sold Prices
9, Welham Street, Grantham last changed hands on 29th January 2026, selling for £132,500. The transaction was logged as a freehold house by HM Land Registry.
In total it has sold twice since 1995.
The market for similar properties has risen by 8.6% since January 2026.
- Sold Jan 2026£132,500
- Sold Feb 2025£110,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 49 sales of comparable properties within 540 metres of 9, Welham Street, Grantham since 2007.
Most recently, 36, Cambridge Street, Grantham, NG31 6EZ, a freehold house, sold at £100,000 on the 21st January 2026.
Read more about house prices in NG31.
- Sold Jan 2026£100,000 | 3 Bed House36, Cambridge Street, Grantham, NG31 6EZ36, Cambridge Street, Grantham, NG31 6EZ
- Sold Nov 2025£115,000 | 3 Bed House58, College Street, Grantham, NG31 6HG58, College Street, Grantham, NG31 6HG
- Sold Jul 2025£105,000 | 3 Bed House67, Brewery Hill, Grantham, NG31 6DW67, Brewery Hill, Grantham, NG31 6DW
- Sold Jun 2025£111,500 | 3 Bed House9, College Street, Grantham, NG31 6HG9, College Street, Grantham, NG31 6HG
- Sold Dec 2024£132,500 | 3 Bed House11, Welham Street, Grantham, NG31 6QU11, Welham Street, Grantham, NG31 6QU
Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Explore Nearby Properties
The surrounding properties have an average estimated value of £129,645, ranging from £112,976 to £151,098.
- 8 Welham Street
3 Bed House | 4 m | Est. Value: £116,382
- 11 Welham Street
3 Bed House | 7 m | Est. Value: £121,162
- 7 Welham Street
3 Bed House | 7 m | Est. Value: £151,098
- 6 Welham Street
3 Bed House | 11 m | Est. Value: £138,804
- 12 Welham Street
3 Bed House | 11 m | Est. Value: £136,373
Location Comparison
Our analysis of the public data ranks 9, Welham Street, Grantham as the 46th largest and the 65th most expensive of the 77 addresses on Welham Street, Grantham, NG31.
Against the NG31 postcode district average, it is £92k less expensive than the typical property.
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Schools Nearby
- St Wulfram's National Church of England Primary School400 m away
- Saint Mary's Catholic Voluntary Academy600 m away
- The Little Gonerby Church of England Primary Academy, Grantham600 m away
- Kesteven and Grantham Girls' School300 m away
- The King's School, Grantham500 m away
- The Priory Ruskin Academy1.3 km away
More reading links
Public Transport Nearby
- Grantham|700 m away
- Ancaster|10.9 km away
- Bottesford|11.2 km away
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a High risk of flooding.





