309b, North Street, Petworth, GU28 0DF
About 309b
309b is a semi-detached house in Petworth (GU28 0DF). It has a recorded floor area of 46 m² (around 495 sq ft) and construction records dating it to 1996-2002. The latest certificate (December 2022) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in August 2011 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
At 46 m² it sits well below the postcode median (69 m² across 11 EPCs), making it one of the more compact homes locally. Across 1997–2023, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £365,000 is 14.1% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£646/sq ft) was about 102.3% above the typical sold price in the postcode. Most recent transfer: February 2023 at £320,000.
Know exactly what you're buying at 309b
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
External or internal wall insulation added
Roof insulation improved
Floor insulation added or improved
More low energy lighting installed
Planning history
309b has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
309b has more than tripled in price since its earliest registered sale in 1997.
£365,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 26 years.
£320,000
Growth on file: 5.1% per year over 26 years.
Sales timeline
17 February 2023Most recent
£320,000
+255.6%over 25 years3 August 1997
£90,000
Median price across the last 5 sales in GU28 0DF: £467,000 (2025–2021).
Nearby sales in GU28 0DF
310 North Street, Petworth, GU28 0DF
Sold Sept 2025
£467,000Springfield House, North Street, Petworth, GU28 0DF
Sold Nov 2024
£614,000309d, North Street, Petworth, GU28 0DF
Sold Oct 2023
£472,500309 North Street, Petworth, GU28 0DF
Sold Oct 2023
£420,000309c, North Street, Petworth, GU28 0DF
Sold Jun 2021
£362,500
Everything we know about 309b, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other North Street homes
Floor Area for 309b lags the street by a wide margin.
Price per m²
£6,957
Street avg £4,938
Floor Area
46 m²
Street avg 85 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
1.9 t/year
Street avg 4.6 t/year
Similar properties nearby
1 Chequers Court, Station Road
GU28 0ES
1 Fairfield Rise
GU28 0SG
1 Dawtreys Granary, Damers Bridge
GU28 0AW
1 Dawtrey Road
GU28 0EA
1 Egremont Almshouses, Horsham Road
GU28 0DW
1 Crouch Farm Cottages, Barlavington
GU28 0LQ
1 Clifford House, Lombard Street
GU28 0AG
1 Coxland Cottages, Tillington
GU28 0RB
The neighbourhood at a glance
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
0.3 km
Church — bus stop.
Closest school
1.0 km
Petworth Cof E Primary School. 1 school nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
47.9dB

Night-time· 23:00 – 07:00
41.3dB