Our Data Sources
20, Porter Square, Grantham has a single entry in the Land Registry from December 2011 and a single entry in the EPC database dated September 2010.
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
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 20, Porter Square, Grantham, we estimate a market value of £118,788 and a rental value of £623 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £105,212 and £551 per month respectively.
Energy Efficiency
20, Porter Square, Grantham has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 01 Sep 2010.
The property is not connected to mains gas and has high performance glazing|ffenestri perfformiad uchel. It is heated using Boiler and radiators, |Bwyler a rheiddiaduron, |mains gas|nwy prif gyflenwad.
Sold Prices
The most recent sale of 20, Porter Square, Grantham completed on 19th December 2011 at £87,300 and was recorded by HM Land Registry as a leasehold flat.
Since 1995 this is the property's only sale.
Values of comparable properties have risen by 22.4% over the period since December 2011.
- Sold Dec 2011£87,300
Similar Properties Sold Nearby
Over the past 2 years 61 properties similar to 20, Porter Square, Grantham have sold within a radius of 530 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 30th May 2025, was 7, Porter Square, Grantham, NG31 7WT, a leasehold flat which sold for £114,500.
Read more about house prices in NG31.
- Sold May 2025£114,500 | 2 Bed Flat7, Porter Square, Grantham, NG31 7WT7, Porter Square, Grantham, NG31 7WT
- Sold Apr 2024£110,000 | 2 Bed Flat5, Porter Square, Grantham, NG31 7WT5, Porter Square, Grantham, NG31 7WT
- Sold Jul 2022£125,000 | 2 Bed Flat23, Porter Square, Grantham, NG31 7WT23, Porter Square, Grantham, NG31 7WT
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 39 addresses on Porter Square, Grantham, NG31, 20, Porter Square, Grantham comes out as the 8th largest and the 13th most expensive in our analysis of the public data.
It is also £102k less expensive than the average property across the NG31 district.
More reading links
Schools Nearby
- Huntingtower Community Primary Academy500 m away
- St Anne's Church of England Primary School, Grantham700 m away
- The Isaac Newton Primary School1.2 km away
- Kesteven and Grantham Girls' School1.1 km away
- Walton Academy1.3 km away
- The King's School, Grantham1.4 km away
More reading links
Public Transport Nearby
- Grantham|300 m away
- Bottesford|11.4 km away
- Ancaster|11.7 km away
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












