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Rosemary House, Apartment 4, 136 Botley Road, Swanwick, Southampton, SO31 1BU

Extendable
Property type
End terrace
Floor Ground
Bedrooms
2
Bathroom
1
Floor area
88 m²
947 sq ft
Energy rating
C
Score 78
Council tax
Band C
Tenure
Freehold
Overview

About Rosemary House

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

Rosemary House is a two-bedroom end-of-terrace house in Swanwick, Southampton, Southampton (SO31 1BU). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1983-1990 and council tax band C. Tenure is freehold. At 88 m² this is the 11th smallest of 12 units on EPC record in Rosemary House, where floor areas span 53–91 m². The building's EPC ratings span C to B, with this unit at the bottom. Our model identifies extension potential, subject to local planning policy. The latest certificate (August 2019) shows a C (score 78), near the top of the C band.

At 88 m² it's 18.1% larger than the typical home in the postcode (75 m² median across 14 EPCs). Across 2005–2020, sale prices on this property compounded at 0.5% per year. Today's modelled estimate of £215,000 is 18.6% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£191/sq ft) was about 23.4% below the postcode norm. Last sale on file: £181,250 in August 2020.

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
  • ParkingAllocated

Building

  • TenureFreehold
  • Extension potentialPossible
Before you decide

Everything you need to know about Rosemary House

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

Larger development activity nearby

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.

EPC Rating

A
B
C
C78
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
2.0 t/year
Occupancy
—
SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Late 20th centuryGround Floor FlatFreeholdEPC C

We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.

From £545 · Includes VAT

Planning

Planning history

Applications and permits filed against Rosemary House, Apartment 4, 136 Botley Road, Swanwick, Southampton, SO31 1BU, sourced from the PlanIt planning register.

Rosemary House 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.

Rosemary House's sale-price growth has lagged the wider UK trajectory across its history on file.

Current estimate

£215,000

Modelled from EPC, postcode comparables and a sale-price growth of 0.5% per year over 15 years.

See how we calculated this
Last sold (2020)

£181,250

Growth on file: 0.5% per year over 15 years.

Sales timeline

  1. 18 August 2020Most recent

    £181,250

    +7.9%over 14 years

  2. 12 October 2005

    £168,000

Median price across the last 5 sales in SO31 1BU: £230,000 (2025–2022).

On the street

Versus other Botley Road homes

Four headline reads against 11 similar flats on this street, drawn from the latest EPC and Land Registry data.

Rosemary House outperforms the street on habitable rooms by a wide margin.

Price per m²

£2,060

Street avg £2,821

Strongly below

Floor Area

88 m²

Street avg 70 m²

Strongly above

Habitable Rooms

4 rooms

Street avg 3 rooms

Strongly above

CO₂ Emissions

2.0 t/year

Street avg 1.4 t/year

Strongly below
Before you decide

Everything you need to know about Rosemary House

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

Larger development activity nearby

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
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£194k

Addison Court, Flat 2, Duncan Road, Park Gate

SO31 1AE

Flat2 bed1 bath
£192k

Addison Court, Flat 3, Duncan Road, Park Gate

SO31 1AE

Flat2 bed
£185k

Addison Court, Flat 12, Duncan Road, Park Gate

SO31 1AE

Flat2 bed1 bath
£182k

Addison Court, Flat 6, Duncan Road, Park Gate

SO31 1AE

Flat2 bed
£181k

Addison Court, Flat 7, Duncan Road, Park Gate

SO31 1AE

Flat2 bed1 bath
£179k

Addison Court, Flat 8, Duncan Road, Park Gate

SO31 1AE

Flat2 bed
£178k

Addison Court, Flat 1, Duncan Road, Park Gate

SO31 1AE

Flat2 bed1 bath
£178k

Addison Court, Flat 9, Duncan Road, Park Gate

SO31 1AE

Flat2 bed1 bath
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

4/mo

Steady year-on-year across the wider district.

Nearest stop

0.0 km

Rookery Avenue — bus stop.

Closest school

0.7 km

Whiteley Primary School. 10 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 1BU from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for SO31 1BU

Daytime· 07:00 – 23:00

58.1dB

Moderate
Night-time road noise heatmap for SO31 1BU

Night-time· 23:00 – 07:00

50.2dB

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 Rosemary House, Apartment 4, 136 Botley Road, Swanwick, Southampton, SO31 1BU. Each answer is also embedded as structured data for search engines.