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Get started11 Knowle Lane is a semi-detached house in Horton Heath, Eastleigh, Eastleigh (SO50 7DX). It has a recorded floor area of 136 m² (around 1464 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (November 2015) shows an E (score 46), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 91), a 3-band jump. The latest certificate is from November 2015, so improvements made since then won't be reflected.
Sale prices here have outpaced Eastleigh HPI: 4.4% per year against 0% for the wider region. Today's modelled estimate of £481,000 sits 60.4% above the 2014 sale of £299,950. One planning record on file: an extension approved in 2022. Past consents include an extension, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). Last changed hands 12 years ago, in May 2014.
11 Knowle Lane's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 30 Nov 2025
11 Knowle Lane has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Prior Notification: Erection of single storey rear extension. Maximum depth 4.325 metres, overall height 3.2 metres, eaves height 2.6 metres.
11 Knowle Lane saw 3 transfers in just over a decade — high turnover for the postcode.
£481,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 8 years.
£299,950
Growth on file: 4.4% per year over 8 years.
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On price per m², 11 Knowle Lane runs well behind the street norm.
Price per m²
£2,206
Street avg £3,935
Floor Area
136 m²
Street avg 133 m²
Habitable Rooms
5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
47.5dB

30 May 2014Most recent
£299,950
+20.0%over 5 years30 September 2008
£250,000
+16.8%over 2 years14 July 2006
£214,000
Median price across the last 5 sales in SO50 7DX: £475,000 (2024–2019).
Mount Pleasant Cottage Knowle Lane Horton Heath Eastleigh
Sold Aug 2024
12 Knowle Lane Horton Heath Eastleigh
Sold Nov 2021
Rose Cottage Knowle Lane Horton Heath Eastleigh
Sold Jan 2021
13 Knowle Lane Horton Heath Eastleigh
Sold Nov 2019
Mount Pleasant Knowle Lane Horton Heath Eastleigh
Sold Aug 2019
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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Street avg 7 rooms
CO₂ Emissions
8.7 t/year
Street avg 6.1 t/year
SO50 7GH
Horton Heath Crossroads — bus stop.
Closest school
0.6 km
Fair Oak Infant School. 7 schools nearby.
Night-time· 23:00 – 07:00
39.0dB