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25a, Grantham Avenue, Hamble, Southampton, SO31 4JX

Property type
Semi-detached
Floor 01
Bedrooms
2
Bathroom
1
Floor area
74 m²
797 sq ft
Energy rating
D
Score 68
Council tax
Band B
Tenure
Owner Occupied
Overview

About 25a

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

25a is a two-bedroom semi-detached house in Hamble, Southampton, Southampton (SO31 4JX). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (November 2023) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in November 2011 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Average, hot-water efficiency went from Average to Good and lighting went from Good to Very Good. At 74 m² this is the 9th smallest of 32 units on EPC record in the building, where floor areas span 46–143 m². The building's EPC ratings span E to C across 32 units on file. Other recorded features include a balcony and outbuildings.

Across 2012–2024, sale prices on this property compounded at 3.6% per year. Today's modelled estimate of £210,000 is 10.5% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£239/sq ft) was about 32.5% above the typical sold price in the postcode. Most recent transfer: October 2024 at £190,000.

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms2
  • Bathrooms1
  • EnsuiteYes

Outside

  • Private gardenYes
  • DrivewayYes
  • BalconyYes
  • OutbuildingsYes

Building

  • Heating systemGas
Before you decide

Everything you need to know about 25a

The true value, the hidden risks and the full sale history, in one report.

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Current Certificate(1 of 2)
Nov 2023

EPC Rating

A
B
C
D
D68
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
2.8 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Nov 2023from Nov 2011
EPC improved fromF37toD68
Heating Controls
Prog + StatFull

Heating controls upgraded for better temperature management

Hot Water
AverageGood

Hot water efficiency improved

Wall Insulation
UninsulatedInsulated Cavity

Cavity wall insulation installed

Low Energy Lighting
62%100%

More low energy lighting installed

SDL Surveying

Get a survey for this property

Level 3 Building Survey

Late 20th century1st Floor FlatEPC DPermanent outbuildings

Because the property has permanent outbuildings, we believe a Level 3 building survey should be considered.

From £885 · Includes VAT

Planning

Planning history

Applications and permits filed against 25a, Grantham Avenue, Hamble, Southampton, SO31 4JX, sourced from the PlanIt planning register.

25a has no planning applications on record.

2

But the area is active

2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Current estimate

£210,000

Modelled from EPC, postcode comparables and a sale-price growth of 3.6% per year over 12 years.

See how we calculated this
Last sold (2024)

£190,000

Growth on file: 3.6% per year over 12 years.

Sales timeline

  1. 13 October 2024Most recent

    £190,000

    +53.7%over 12 years
  2. 13 September 2012

    £123,600

Median price across the last 5 sales in SO31 4JX: £187,500 (2023–2020).

On the street

Versus other Grantham Avenue homes

Four headline reads against 15 similar flats on this street, drawn from the latest EPC and Land Registry data.

25a is notably below the street on years held.

Price per m²

£2,568

Street avg £1,544

Strongly above

Floor Area

74 m²

Street avg 74 m²

On par

Habitable Rooms

3 rooms

Street avg 3 rooms

On par

CO₂ Emissions

2.8 t/year

Street avg 2.9 t/year

On par
Before you decide

Everything you need to know about 25a

The true value, the hidden risks and the full sale history, in one report.

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Southampton district page.

Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.

Crime

4/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Beaulieu Road — bus stop.

Closest school

0.5 km

Hamble Primary School. 7 schools nearby.

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around SO31 4JX from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for SO31 4JX

Daytime· 07:00 – 23:00

46.1dB

Low
Night-time road noise heatmap for SO31 4JX

Night-time· 23:00 – 07:00

37.8dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 25a, Grantham Avenue, Hamble, Southampton, SO31 4JX. Each answer is also embedded as structured data for search engines.