15 Sidney Street, Grantham, NG31 8AZ
About 15 Sidney Street
15 Sidney Street is a three-bedroom mid-terrace house in Grantham (NG31 8AZ). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (November 2023) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since December 2013. Between certificates, wall efficiency dropped from Poor to Very Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 84), a 2-band jump.
Last sold in March 2014, so it's been off the market for around 12 years. Across the public record there are 5 sales, relatively high churn for a single property. Across 1999–2014, sale prices on this property compounded at 8.5% per year. Today's modelled estimate of £158,000 is 45% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£132/sq ft) was about 38% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenRear
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
15 Sidney Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 2 things worth checking at 15 Sidney Street
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
15 Sidney Street has more than tripled in price since its earliest registered sale in 1999.
£158,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.5% per year over 15 years.
£109,000
Growth on file: 8.5% per year over 15 years.
Sales timeline
7 March 2014Most recent
£109,000
-5.2%over 5 years5 December 2008
£115,000
+17.8%over 3 years27 October 2005
£97,650
+42.6%over 2 years17 July 2003
£68,500
+104.5%over 3 years26 August 1999
£33,500
Median price across the last 5 sales in NG31 8AZ: £145,000 (2025–2023).
Nearby sales in NG31 8AZ
Versus other Sidney Street homes
EPC Rating for 15 Sidney Street runs comfortably ahead of the street norm.
Price per m²
£1,416
Street avg £1,388
Floor Area
77 m²
Street avg 87 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.5 t/year
Street avg 5.3 t/year
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The neighbourhood at a glance
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
New Street — bus stop.
Closest school
0.3 km
The King's School, Grantham. 20 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.8dB

Night-time· 23:00 – 07:00
42.2dB







