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Roslyn, Barnett Lane, Wonersh, Guildford, GU5 0SA

2 planning records
Property type
Detached
Habitable rooms
7
From EPC
Floor area
165 m²
1776 sq ft
Energy rating
D
Score 67
Council tax
Band F
Tenure
Owner Occupied
Overview

About Roslyn

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

Roslyn is a detached house in Wonersh, Guildford, Guildford (GU5 0SA). It has a recorded floor area of 165 m² (around 1776 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (September 2025) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in September 2009 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good. The recommended improvements would push it to C (score 79).

At 165 m² the property is well over the postcode median (104 m² across 16 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £947,000 sits 105.9% above the 2014 sale of £460,000. On a £-per-square-foot basis, the last sale (£259/sq ft) was about 23.8% below the postcode norm. On the market in September 2014 and unlisted since — roughly 12 years. 2 planning records sit against the property, 0 approved, 1 refused.

Before you decide

Everything you need to know about Roslyn

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

Larger development activity nearby

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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)
Sept 2025

EPC Rating

A
B
C
D
D67
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
5.7 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Sept 2025from Sept 2009
EPC improved fromE52toD67
Roof Insulation
InsulatedWell Insulated

Loft insulation upgraded to recommended levels

Low Energy Lighting
50%100%

More low energy lighting installed

SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Early 20th centuryDetached HouseEPC D

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 £1,145 · Includes VAT

Planning

Planning history

Applications and permits filed against Roslyn, Barnett Lane, Wonersh, Guildford, GU5 0SA, sourced from the PlanIt planning register.

2 applications on record at Roslyn, Barnett Lane, Wonersh, Guildford, GU5 0SA

2decisions2extensions37documents7nearby
  1. Jun 2015
    ExtensionFull
    Outcome in report

    Erection of extensions and alterations.

    Documents
    12 docs on file
    Reference
    WA/2015/0847
    Full record in report
  2. More recent applications — locked
  3. ExtensionDecision

Unlock Roslyn, Barnett Lane, Wonersh, Guildford, GU5 0SA's full planning history

You're seeing the shape of it. The report has the substance.

  • Every decision — granted, refused or withdrawn (2 on record)
  • All 2 applications on this property in full, plus 7 notable nearby
  • The 37 documents, officer reports & conditions
  • What the pattern means for extending or converting here
£14.99one-off · instant

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Price

Sales history & valuation

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

Roslyn valuation sits well clear of the typical sold price in this postcode.

Current estimate

£947,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2014)

£460,000

Recorded with HM Land Registry.

Sales timeline

  1. 29 September 2014Most recent

    £460,000

Median price across the last 5 sales in GU5 0SA: £610,000 (2020–2015).

On the street

Versus other Barnett Lane homes

Four headline reads against 16 similar houses on this street, drawn from the latest EPC and Land Registry data.

Price per m² for Roslyn lags the street by a wide margin.

Price per m²

£2,788

Street avg £4,403

Strongly below

Floor Area

165 m²

Street avg 108 m²

Strongly above

Habitable Rooms

7 rooms

Street avg 6 rooms

Strongly above

CO₂ Emissions

5.7 t/year

Street avg 4.9 t/year

Below
Before you decide

Everything you need to know about Roslyn

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
Area

The neighbourhood at a glance

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

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

Crime

3/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Blackheath Lane — bus stop.

Closest school

1.2 km

Tillingbourne Junior School. 5 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 GU5 0SA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for GU5 0SA

Daytime· 07:00 – 23:00

45.4dB

Low
Night-time road noise heatmap for GU5 0SA

Night-time· 23:00 – 07:00

38.9dB

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 Roslyn, Barnett Lane, Wonersh, Guildford, GU5 0SA. Each answer is also embedded as structured data for search engines.