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Flat 1, 35 Osborne Road, Southsea, PO5 3LR

5 planning records
Property type
Semi-detached
Floor 01
Habitable rooms
3
From EPC
Floor area
51 m²
549 sq ft
Energy rating
C
Score 70
Council tax
Band A
Tenure
Private Rental
Overview

About Flat 1

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

Flat 1 is a semi-detached house in Southsea (PO5 3LR). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1900-1929 and council tax band A. At 51 m² this is the smallest unit on EPC record across the building (51–58 m²). On EPC score it ranks last in the building (70 versus a best of 77). The latest certificate (August 2023) shows a C (score 70). The rating has held steady at C across 2 certificates since August 2013. Between certificates, wall efficiency went from Good to Very Good; while lighting dropped from Very Good to Good.

5 planning records sit against the property, 0 approved, 3 refused. At 51 m² it's 20.3% smaller than the typical home in the postcode (64 m² median across 31 EPCs).

Before you offer

Know exactly what you're buying at Flat 1

Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.

Already flagged here

Signs of HMO activity in the areaLarger development activity nearby
£9.99£14.99

Launch offer · save £5

Trusted by UK homebuyers

Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

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)
Aug 2023

EPC Rating

A
B
C
C70
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
1.8 t/year
Occupancy
Rented
Planning

Planning history

Applications and permits filed against Flat 1, 35 Osborne Road, Southsea, PO5 3LR, sourced from the PlanIt planning register.

Council records show a subdivision application — the property's legal arrangement has been altered.

  1. Sept 2010
    SubdivisionFull
    In report

    Conversion of part of lower ground floor and all upper floors to form 5 flats and construction of fifth floor to rear projection and dormer to rear roofslope; external alterations to include removal of external staircases (resubmission of 08/02273/FUL)

    Agent
    FAO: Mr Andrew Bain
    Extension
    Documents
    6 docs on file
    Reference
    10/00537/FUL
    View planning record
  2. Mar 2009
    Full
    In report

    Construction of 4-storey building to form 7 flats and part ground floor shop (Class A1) after demolition of existing (re-submission of 08/01452/FUL)

    Agent
    Tim Sage - Chartered Architect Limited
    Documents
    9 docs on file
    Reference
    09/00104/FUL
    View planning record
Before you offer

We flagged 2 things worth checking at Flat 1

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
£9.99£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.

Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.

Current estimate

£157,000

Modelled from EPC, postcode comparables.

See how we calculated this

No sales recorded with HM Land Registry

That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.

Median price across the last 5 sales in PO5 3LR: £198,000 (2025–2018).

Before you offerLaunch offer · save £5

Everything we know about Flat 1, in one report

What it's really worth, what could be wrong, and the planning, sales and area data in full.

What we flagged

  • Signs of HMO activity in the area
  • Larger development activity nearby
£9.99£14.99
Trusted by UK homebuyers
Preview of the full property report
On the street

Versus other Osborne Road homes

Four headline reads against 31 similar flats on this street, drawn from the latest EPC and Land Registry data.

On co₂ emissions, Flat 1 stands well clear of the street.

EPC Rating

70 (C)

Street avg 64 (D)

On par

Floor Area

51 m²

Street avg 71 m²

Below

CO₂ Emissions

1.8 t/year

Street avg 2.9 t/year

Strongly above

Habitable Rooms

3 rooms

Street avg 3 rooms

On par
Area

The neighbourhood at a glance

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

Rail-style transport is unusually close for this postcode.

Crime

11/mo

Steady year-on-year across the wider district.

Nearest stop

0.0 km

Queens Hotel — bus stop.

Closest school

0.7 km

Cottage Grove Primary School and Nursery. 26 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 PO5 3LR from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for PO5 3LR

Daytime· 07:00 – 23:00

53.0dB

Low
Night-time road noise heatmap for PO5 3LR

Night-time· 23:00 – 07:00

42.6dB

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

Everything within walking distance

Schools, transport stops and scenic spots near this property — 56 points of interest in total.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about Flat 1, 35 Osborne Road, Southsea, PO5 3LR. Each answer is also embedded as structured data for search engines.