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11 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST

Estimated value

£188,000

  • Since the 2019 sale (£200,000)-6%
  • Against RH12 1ST's recent median (£215,000)-13%

Newest record on this page: March 2026. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.

Learn about this valuation
Property type
Mid terrace
Floor ground floor
Bedroom
1
Bathroom
1
Floor area
31 m²
334 sq ft
Energy rating
E
Score 51
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Valuation

About this valuation

How the figure is worked out and what it's based on. If you know this home, you can tell other visitors what you think it's worth.

Our estimate

£188,000

  • Against its 2019 sale (£200,000)-6%
  • Against RH12 1ST's recent median (£215,000)-13%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 11 Prewetts Mill Apartments is modelled from its 31 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in RH12 1ST. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.

What it's based on

  • Floor area

    31 m² from the EPC lodged in November 2017

  • Sales of this home

    1 sale recorded, the latest in 2019

  • Recent sales in RH12 1ST

    5 sales, median £215,000 (2026–2025)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: March 2026Latest available records, read when you order
ValuationEstimate from the last refreshAnalysed against comparable sales
PlanningNone on this homeFull history, plus nearby schemes
Flood riskNot shownIncluded
Price

Sales history & valuation

Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.

Sales timeline

  1. 30 July 2019Most recent

    £200,000

Median price across the last 5 sales in RH12 1ST: £215,000 (2026–2025).

Risks

What this page doesn't show

1 potential issue has already been flagged for 11 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST. The detail, evidence and what to ask about it are in the Risks Report.
  • Larger development activity nearbyIn report
  • Flood risk from rivers, sea and surface waterIn report
  • Subsidence and ground-stability signalsIn report
  • Refusals, enforcement and big schemes nearbyIn report

One time fee only - money back guarantee

Overview

About 11 Prewetts Mill Apartments

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

11 Prewetts Mill Apartments is a one-bedroom mid-terrace house in Horsham (RH12 1ST). It has a recorded floor area of 31 m² (around 334 sq ft). At 31 m² this is the 10th smallest of 59 units on EPC record in the building, where floor areas span 30–90 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (November 2017) shows an E (score 51), well below the UK norm with real room to improve. Main heating runs on electricity: electricity, unspecified tariff.

At 31 m² it sits well below the postcode median (56 m² across 58 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On a £-per-square-foot basis, the last sale (£599/sq ft) was about 26.9% above the typical sold price in the postcode. Sold July 2019 for £200,000.

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms1
  • Bathrooms1

Outside

  • Private gardenYes
  • ParkingUnderground

Building

  • RefurbishedYes
Before you decide

Everything you need to know about 11 Prewetts Mill Apartments

The true value, the hidden risks and the full sale history, in one report.

Larger development activity nearby

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Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

11 Prewetts Mill Apartments sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.

Current Certificate
Nov 2017

EPC Rating

A
B
C
D
E
E51
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Very Poor
Windows
Very Good
CO2 Emissions
2.2 t/year
Occupancy
—

Certificate validity

Valid until 14 November 2027

11 months remaining
Planning

Planning history

Applications and permits filed against 11 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST, sourced from the PlanIt planning register.

11 Prewetts Mill Apartments has no planning applications on record.

1

But the area is active

1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.

On the street

Versus other Mill Bay Lane homes

Four headline reads against 58 similar flats on this street, drawn from the latest EPC and Land Registry data.

11 Prewetts Mill Apartments outperforms the street on price per m² by a wide margin.

Price per m²

£6,452

Street avg £5,109

Strongly above

Floor Area

31 m²

Street avg 54 m²

Strongly below

CO₂ Emissions

2.2 t/year

Street avg 1.9 t/year

Below

Years Held

7 years

Street avg 6 years

On par
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Horsham district page.
Full Horsham report

Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.

Crime

276/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.

Nearest schools

  • St Mary's CofE (Aided) Primary SchoolPrimary363m
  • Arunside School, HorshamPrimary541m
  • St John's Catholic Primary SchoolPrimary541m
  • Greenway Junior SchoolPrimary1.0km

Nearest stops

  • Cricketfield RoadBus stop207m
  • Bus StationBus stop243m
  • BishopricBus stop366m
  • Middleton RoadBus stop414m

Most reported crime locally

  • Violence & Sexual Offences1,282 reports31%
  • Anti-social Behaviour902 reports22%
  • Shoplifting681 reports16%
  • Criminal Damage & Arson315 reports8%

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around RH12 1ST from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for RH12 1ST

Daytime· 07:00 – 23:00

49.7dB

Low
Night-time road noise heatmap for RH12 1ST

Night-time· 23:00 – 07:00

40.8dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Ground Floor FlatEPC E

We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.

From £495 · Includes VAT

Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£206k

12 Prewetts Mill Apartments, Mill Bay Lane

RH12 1ST

Flat1 bed1 bath
£208k

2 Prewetts Mill Apartments, Mill Bay Lane

RH12 1ST

Flat1 bed1 bath
£211k

18 Prewetts Mill Apartments, Mill Bay Lane

RH12 1ST

Flat1 bed1 bath
£214k

10 Prewetts Mill Apartments, Mill Bay Lane

RH12 1ST

Flat1 bed1 bath
£316k

17 Prewetts Mill Apartments, Mill Bay Lane

RH12 1ST

Flat2 bed2 bath
£188k

1 10 St Marys House, Flat 5, Normandy

RH12 1JL

Flat
£185k

16 Prewetts Mill Apartments, Mill Bay Lane

RH12 1ST

Flat
£179k

1 10 St Marys House, Flat 8, Normandy

RH12 1JL

Flat

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Method

How to read this page

Where every figure above comes from, how current it is and what it can't tell you.
Valuation method in detail
How the estimate is made
The estimate for 11 Prewetts Mill Apartments is modelled from its 31 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in RH12 1ST. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
Where sold prices come from
Sold prices are HM Land Registry Price Paid Data, which covers residential sales in England and Wales since 1995. 1 sale is recorded for 11 Prewetts Mill Apartments. Sales normally appear two to three months after completion, so the most recent ones take time to show up anywhere.
Reading the EPC
Energy Performance Certificates rate homes from A (most efficient) to G and last 10 years. The latest one for 11 Prewetts Mill Apartments was lodged in November 2017 at band E and is valid until November 2027. Floor area, heating and insulation details on this page come from it.
Planning records
Planning applications are collected from local authority registers through PlanIt. None is matched to 11 Prewetts Mill Apartments. Councils sometimes file applications under a different address format, and applications on neighbouring land aren't listed here; the report covers both.
Area figures
Crime is police-recorded street-level data over the last 15 months, which places each incident at an approximate point. The 15 schools and 30 stops listed are measured in a straight line from RH12 1ST, not by walking route. Road noise is Defra's strategic noise modelling, averaged across the postcode.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 11 Prewetts Mill Apartments, Mill Bay Lane, Horsham, RH12 1ST. Each answer is also embedded as structured data for search engines.

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