Blackmill Spinney, Blackmill Lane, Norton, Chichester, PO18 0JU
About Blackmill Spinney
Blackmill Spinney is an eight-bedroom detached house in Norton, Chichester, Chichester (PO18 0JU). It has a recorded floor area of 389 m² (around 4187 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (April 2025) shows an E (score 47), well below the UK norm with real room to improve. Earlier certificates rated it D (November 2009); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average. Main heating runs on oil. Records show the property has been extended at some point in its history.
Untraded for 28 years, with the last transfer in September 1998. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 389 m² the property is well over the postcode median (77 m² across 4 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). 8 bedrooms is on the larger side for this postcode, where 3 is the typical count. Today's modelled estimate of £1,435,000 sits 523.9% above the 1998 sale of £230,000. On a £-per-square-foot basis, the last sale (£55/sq ft) was about 88% below the postcode norm. 3 planning records sit against the property, 0 approved, 0 refused.
Know exactly what you're buying at Blackmill Spinney
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms8
- Bathrooms8
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- EnsuiteYes
Outside
- GarageSingle
Building
- Previously extendedYes
Energy performance
Blackmill Spinney's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
- Aug 2020AmendmentIn report
Lawful development certificate for the existing use of former swimming pool house as separate dwelling house.
Retrospective- Reference
- AL/48/20/CLE
- Jun 2011SubdivisionIn report
Division of existing dwelling into 2 units
- Reference
- AL/44/11/
We flagged 1 thing worth checking at Blackmill Spinney
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Blackmill Spinney's modelled value sits at over four times its earliest registered sale price (1998).
£1,435,000
Modelled from EPC, postcode comparables.
£230,000
Recorded with HM Land Registry.
Sales timeline
21 September 1998Most recent
£230,000
Median price across the last 5 sales in PO18 0JU: £435,000 (2023–2014).
Nearby sales in PO18 0JU
Everything we know about Blackmill Spinney, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Blackmill Lane homes
On price per m², Blackmill Spinney runs well behind the street norm.
Price per m²
£591
Street avg £6,104
Floor Area
389 m²
Street avg 89 m²
Habitable Rooms
11 rooms
Street avg 5 rooms
CO₂ Emissions
14.0 t/year
Street avg 7.0 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
1.2 km
Fontwell Park Racecourse — bus stop.
Closest school
1.9 km
Ormiston Six Villages Academy. 4 schools 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
52.7dB

Night-time· 23:00 – 07:00
42.5dB