21 King Street, Emsworth, PO10 7AX
About 21 King Street
21 King Street is a three-bedroom end-of-terrace house in Emsworth (PO10 7AX). It has a recorded floor area of 104 m² (around 1119 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (July 2020) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in July 2015 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Average and lighting went from Poor to Very Good. The recommended improvements would push it to C (score 79). Other recorded features include a balcony and notable views.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, a loft conversion and partial demolition, meaningful when judging how the property has evolved. Across 1995–2022, sale prices on this property compounded at 10.8% per year. On a £-per-square-foot basis, the last sale (£630/sq ft) was about 125.1% above the typical sold price in the postcode. At 104 m² it's 18.1% smaller than the typical home in the postcode (127 m² median across 15 EPCs). Most recent transfer: October 2022 at £705,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 21 King Street
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
- CloakroomYes
- EnsuiteYes
- FireplaceYes
Outside
- Private gardenfront_and_rear
- Garageintegral
- BalconyYes
- Notable viewsYes
Building
- Central heatingYes
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
More low energy lighting installed
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Mar 2016Loft ConversionFullIn report
Revised Application for proposed loft conversion including revised roof, rear dormer, proposed second floor gable window. Demolition of single-storey side lean-to and rear WC extension and erection of replacement single-storey side and rear extension. Revised fenestration.
- Agent
- Corinthian Architectural Design
ExtensionDemolition- Documents
- 11 docs on file
- Reference
- APP/16/00073
- Dec 2015Loft ConversionFullIn report
Extension: Single storey · Side and rear of property
Proposed loft conversion including revised roof. Demolition of single-storey side lean-to and rear WC extension and erection of replacement single-storey side and rear extension. Revised fenestration.
- Agent
- Corinthian Architectural Design
Extension- Documents
- 6 docs on file
- Reference
- APP/15/01245
We flagged 1 thing worth checking at 21 King Street
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
Price for 21 King Street has grown more than fourfold since the 1995 starting point.
£664,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.8% per year over 27 years.
£705,000
Growth on file: 10.8% per year over 27 years.
Sales timeline
12 October 2022Most recent
£705,000
+101.4%over 6 years20 November 2015
£350,000
+723.5%over 20 years29 June 1995
£42,500
Median price across the last 5 sales in PO10 7AX: £1,300,000 (2025–2018).
Nearby sales in PO10 7AX
Everything we know about 21 King Street, 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 King Street homes
21 King Street is notably below the street on years held.
Price per m²
£6,779
Street avg £5,356
Floor Area
104 m²
Street avg 154 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.9 t/year
Street avg 6.4 t/year
Similar properties nearby
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PO10 7EP
1 Churchill Drive
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1 Bullfinch Close, Brushwood Grove
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1 Aubin Wood
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1 Bridge Road
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1 Christopher Way
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1 Chester Close
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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
0.2 km
The Square — bus stop.
Closest school
1.2 km
Emsworth Primary School. 8 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
48.5dB

Night-time· 23:00 – 07:00
40.4dB