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23a, Hillside Avenue, Southampton, SO18 1LD

4 sales on record
Property type
Semi-detached
Floor 00
Bedrooms
2
Bathroom
1
Floor area
53 m²
570 sq ft
Energy rating
D
Score 68
Tenure
Private Rental
Overview

About 23a

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

23a is a two-bedroom semi-detached house in Southampton (SO18 1LD). It has a recorded floor area of 53 m² (around 570 sq ft) and construction records dating it to 1930-1949. At 53 m² this is the 3rd smallest of 20 units on EPC record in the building, where floor areas span 22–165 m². The building's EPC ratings span E to C across 20 units on file. Period features are noted in the property record. The latest certificate (December 2022) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 75).

At 53 m² it sits well below the postcode median (102 m² across 19 EPCs), making it one of the more compact homes locally. Across 1995–2023, sale prices on this property compounded at 6.5% per year. On a £-per-square-foot basis, the last sale (£372/sq ft) was about 128.6% above the typical sold price in the postcode. Sold April 2023 for £212,000.

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

Outside

  • Private gardenYes

Building

  • Heating systemGas
  • Period featuresYes
  • RefurbishedYes
Before you decide

Everything you need to know about 23a

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

Signs of HMO activity in the area
£14.99one-off

30-day 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.

EPC Rating

A
B
C
D
D68
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
2.1 t/year
Occupancy
Rented
Planning

Planning history

Applications and permits filed against 23a, Hillside Avenue, Southampton, SO18 1LD, sourced from the PlanIt planning register.

23a has no planning applications on record.

Notable planning nearby

5applications of note in the surrounding area

Before you offer

We flagged 1 thing worth checking at 23a

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
£14.99

30-day money-back guarantee

Price

Sales history & valuation

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

Price for 23a has grown more than fourfold since the 1995 starting point.

Current estimate

£207,000

Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 28 years.

See how we calculated this
Last sold (2023)

£212,000

Growth on file: 6.5% per year over 28 years.

Sales timeline

  1. 20 April 2023Most recent

    £212,000

    +65.6%over 18 years

  2. 4 March 2005

    £128,000

    +22.8%over 2 years

  3. 25 September 2002

    £104,200

    +183.5%over 7 years

  4. 8 June 1995

    £36,750

Median price across the last 5 sales in SO18 1LD: £200,000 (2025–2023).

On the street

Versus other Hillside Avenue homes

Four headline reads against 8 similar flats on this street, drawn from the latest EPC and Land Registry data.

23a outperforms the street on price per m² by a wide margin.

Price per m²

£4,000

Street avg £2,256

Strongly above

Floor Area

53 m²

Street avg 53 m²

On par

Habitable Rooms

3 rooms

Street avg 3 rooms

On par

CO₂ Emissions

2.1 t/year

Street avg 2.7 t/year

Strongly above
Before you decide

Everything you need to know about 23a

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

Signs of HMO activity in the area
£14.99one-off

30-day 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
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£263k

1 Milden Court, 66 Sandringham Road

SO18 1JN

2 bed1 bath
£276k

1 Cobden Rise, St Catherines Road

SO18 1DL

3 bed
£291k

1 Dimond Hill

SO18 1JF

3 bed
£314k

1 Sandringham Road

SO18 1JL

3 bed
£372k

1 Lacon Close

SO18 1JA

3 bed1 bath
£392k

1 Englefield Road

SO18 1AW

3 bed1 bath
£415k

1 Cobden Gardens

SO18 1LN

3 bed1 bath
£425k

1 Hillside Avenue

SO18 1LD

3 bed
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.
Full Southampton report

Rail-style transport is unusually close for this postcode.

Crime

6/mo

Rising year-on-year across the wider district.

Nearest stop

0.1 km

Bond Road — bus stop.

Closest school

0.5 km

Bitterne Park Primary & Nursery School - Part of the Learning Federation Partnership of Schools. 32 schools nearby.

Go deeper on the local area

The full 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 SO18 1LD from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for SO18 1LD

Daytime· 07:00 – 23:00

50.2dB

Low
Night-time road noise heatmap for SO18 1LD

Night-time· 23:00 – 07:00

40.9dB

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 23a, Hillside Avenue, Southampton, SO18 1LD. Each answer is also embedded as structured data for search engines.