15 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST
About 15 Prewetts Mill Apartments
15 Prewetts Mill Apartments is a mid-terrace house in Horsham (RH12 1ST). It has a recorded floor area of 30 m² (around 323 sq ft). At 30 m² this is the smallest unit on EPC record across the building (30–90 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (November 2017) shows a C (score 72). Main heating runs on electricity: electricity, unspecified tariff.
At 30 m² it sits well below the postcode median (56 m² across 58 EPCs), making it one of the more compact homes locally. Across 2018–2024, sale prices on this property compounded at 1.5% per year. Sold June 2024 for £168,000.
Energy performance
15 Prewetts Mill Apartments's carbon output is low for the local stock.
EPC Rating
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Planning history
15 Prewetts Mill Apartments has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
15 Prewetts Mill Apartments valuation runs notably under the typical sold price in this postcode.
£172,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.5% per year over 5 years.
£168,000
Growth on file: 1.5% per year over 5 years.
Sales timeline
12 June 2024Most recent
£168,000
+8.4%over 5 years13 December 2018
£155,000
Median price across the last 5 sales in RH12 1ST: £267,300 (2025–2024).
Nearby sales in RH12 1ST
8 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST
Sold Oct 2025
£215,00053 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST
Sold Jun 2025
£285,00046 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST
Sold Jun 2025
£327,50044 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST
Sold Nov 2024
£267,30018 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST
Sold Jul 2024
£210,000
Versus other Mill Bay Lane homes
On floor area, 15 Prewetts Mill Apartments runs well behind the street norm.
Price per m²
£5,600
Street avg £5,140
Floor Area
30 m²
Street avg 54 m²
CO₂ Emissions
1.2 t/year
Street avg 1.9 t/year
Years Held
2 years
Street avg 6 years
Similar properties nearby
16 Prewetts Mill Apartments, Mill Bay Lane
RH12 1ST
1 10 St Marys House, Flat 2, Normandy
RH12 1JL
11 Prewetts Mill Apartments, Mill Bay Lane
RH12 1ST
14 Prewetts Mill Apartments, Mill Bay Lane
RH12 1ST
1 10 St Marys House, Flat 8, Normandy
RH12 1JL
1 10 St Marys House, Flat 5, Normandy
RH12 1JL
13 Prewetts Mill Apartments, Mill Bay Lane
RH12 1ST
14 15, Flat 1, West Street
RH12 1PB
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
0.2 km
Cricketfield Road — bus stop.
Closest school
0.4 km
St Mary's CofE (Aided) Primary School. 15 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
49.7dB

Night-time· 23:00 – 07:00
40.8dB







