12 Jefferies, Horsted Keynes, Haywards Heath, RH17 7DR
About 12 Jefferies
12 Jefferies is a semi-detached house in Horsted Keynes, Haywards Heath, Haywards Heath (RH17 7DR). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (March 2022) shows an E (score 42), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since June 2010. Between certificates, wall efficiency went from Poor to Average and lighting went from Average to Very Good; while hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would push it to D (score 68). Main heating runs on electricity.
One historical planning record sits against the property in 2016.
Know exactly what you're buying at 12 Jefferies
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Heating controls upgraded for better temperature management
Hot water system changed
Cavity wall insulation installed
More low energy lighting installed
Planning history
- Dec 2016OutbuildingFullIn report
Proposed timber garage atached to side of property.
- Documents
- 19 docs on file
- Reference
- DM/16/4227
We flagged 1 thing worth checking at 12 Jefferies
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
12 Jefferies has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£469,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in RH17 7DR: £420,000 (2025–2016).
Nearby sales in RH17 7DR
1 Jefferies, Horsted Keynes, Haywards Heath, RH17 7DR
Sold Sept 2025
£625,0004 Jefferies, Horsted Keynes, Haywards Heath, RH17 7DR
Sold Feb 2023
£500,0007 Jefferies, Horsted Keynes, Haywards Heath, RH17 7DR
Sold Jul 2018
£370,0008 Jefferies, Horsted Keynes, Haywards Heath, RH17 7DR
Sold Sept 2017
£365,00010 Jefferies, Horsted Keynes, Haywards Heath, RH17 7DR
Sold Nov 2016
£420,000
Everything we know about 12 Jefferies, 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 Jefferies homes
12 Jefferies is notably below the street on epc rating.
EPC Rating
42 (E)
Street avg 63 (D)
Floor Area
94 m²
Street avg 105 m²
CO₂ Emissions
5.1 t/year
Street avg 4.6 t/year
Habitable Rooms
5 rooms
Street avg 6 rooms
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Lewes Road — bus stop.
Closest school
0.8 km
St Giles CofE Primary School. 2 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
44.7dB
Night-time· 23:00 – 07:00
36.4dB