Dolphin House, Delling Lane, Bosham, Chichester, PO18 8NN
About Dolphin House
Dolphin House is a detached house in Bosham, Chichester, Chichester (PO18 8NN). It has a recorded floor area of 275 m² (around 2964 sq ft), construction records dating it to 1950-1966 and council tax band H. The latest certificate (October 2009) shows a C (score 73). The latest certificate is from October 2009, so improvements made since then won't be reflected.
At 275 m² the property is well over the postcode median (86 m² across 7 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). Across 2016–2016, sale prices on this property compounded at -96.9% per year. Today's modelled estimate of £1,644,000 sits 4597.1% above the 2016 sale of £35,000. 6 planning records sit against the property, 5 approved, 1 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Last sold in October 2016, so it's been off the market for around 10 years.
Know exactly what you're buying at Dolphin House
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
Energy performance
Dolphin House's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Oct 2019
EPC Rating
Planning history
Dolphin House has been through 5 approved planning applications — a well-evolved property.
- Dec 2021OutbuildingFullIn report
Proposal of greenhouse.
- Documents
- 13 docs on file
- Reference
- 21/02956/DOM
- Jan 2007ExtensionFullIn report
Extension of integral covered parking area to form enclosed garage.
- Documents
- 18 docs on file
- Reference
- 06/05564/DOM
We flagged 1 thing worth checking at Dolphin House
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
Dolphin House changed hands twice within eighteen months — unusual for the area.
£1,644,000
Modelled from EPC, postcode comparables and a sale-price growth of -96.9% per year over 1 year.
£35,000
Growth on file: -96.9% per year over 1 year.
Sales timeline
27 October 2016Most recent
£35,000
-96.9%25 October 2016
£1,137,500
Median price across the last 4 sales in PO18 8NN: £434,250 (2022–2004).
Everything we know about Dolphin House, 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 Delling Lane homes
Dolphin House outperforms the street on floor area by a wide margin.
EPC Rating
73 (C)
Street avg 60 (D)
Floor Area
275 m²
Street avg 144 m²
CO₂ Emissions
6.4 t/year
Street avg 5.9 t/year
Habitable Rooms
8 rooms
Street avg 6 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Co-op — bus stop.
Closest school
0.7 km
Bosham Primary School. 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
49.5dB

Night-time· 23:00 – 07:00
41.5dB