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18 Mariners Quay, Littlehampton, BN17 5DA

Notable views3 sales on record
Property type
Semi-detached
Floor 01
Bedrooms
2
Bathroom
1
Floor area
95 m²
1023 sq ft
Energy rating
C
Score 77
Council tax
Band D
Tenure
Freehold
Overview

About 18 Mariners Quay

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

18 Mariners Quay is a two-bedroom semi-detached house in Littlehampton (BN17 5DA). It has a recorded floor area of 95 m² (around 1023 sq ft), construction records dating it to 1996-2002 and council tax band D. Tenure is freehold. At 95 m² this is the 18th smallest of 34 units on EPC record in the building, where floor areas span 41–185 m². The building's EPC ratings span D to C, with this unit at the top. Other recorded features include a balcony and notable views. The latest certificate (April 2022) shows a C (score 77), near the top of the C band. The recommended improvements would push it to B (score 81).

A recent sale: £425,000 in January 2025. Across 2001–2025, sale prices on this property compounded at 3.7% per year. On a £-per-square-foot basis, the last sale (£416/sq ft) was about 78.9% above the typical sold price in the postcode.

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

  • Bedrooms2
  • Bathrooms1
  • Dining roomYes
  • Utility roomYes
  • EnsuiteYes

Outside

  • ParkingAllocated
  • BalconyYes
  • Notable viewsYes

Building

  • TenureFreehold
  • RefurbishedYes
Before you decide

Everything you need to know about 18 Mariners Quay

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

Signs of HMO activity in the areaEnvironmental risk flagged
£14.99one-off

30-day money-back guarantee

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
  • Beautiful Places, source of nearby scenic places
Energy

Energy performance

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

EPC Rating

A
B
C
C77
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
2.2 t/year
Occupancy
Owner Occupied
Planning

Planning history

Applications and permits filed against 18 Mariners Quay, Littlehampton, BN17 5DA, sourced from the PlanIt planning register.

18 Mariners Quay has no planning applications on record.

Notable planning nearby

12applications of note in the surrounding area

Before you offer

We flagged 2 things worth checking at 18 Mariners Quay

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.

  • Signs of HMO activity in the area
  • Environmental risk flagged
£14.99

30-day money-back guarantee

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

18 Mariners Quay has more than doubled in price since the earliest registered sale in 2001.

Current estimate

£458,000

Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 23 years.

See how we calculated this
Last sold (2025)

£425,000

Growth on file: 3.7% per year over 23 years.

Sales timeline

  1. 7 January 2025Most recent

    £425,000

    -12.4%over 2 years

  2. 6 January 2023

    £485,000

    +162.2%over 21 years

  3. 21 December 2001

    £185,000

Median price across the last 5 sales in BN17 5DA: £420,000 (2025–2022).

On the street

Versus other Mariners Quay homes

Four headline reads against 13 similar flats on this street, drawn from the latest EPC and Land Registry data.

On years held, 18 Mariners Quay runs well behind the street norm.

Price per m²

£4,474

Street avg £3,413

Strongly above

Floor Area

95 m²

Street avg 89 m²

Above

Habitable Rooms

4 rooms

Street avg 3 rooms

Strongly above

CO₂ Emissions

2.2 t/year

Street avg 2.3 t/year

On par
Before you decide

Everything you need to know about 18 Mariners Quay

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

Signs of HMO activity in the areaEnvironmental risk flagged
£14.99one-off

30-day money-back guarantee

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
  • Beautiful Places, source of nearby scenic places
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£413k

1 Atherington Cottages, Climping Street, Climping

BN17 5RN

2 bed1 bath
£376k

1 Church Farm Cottages, Horsemere Green Lane, Climping

BN17 5QX

2 bed1 bath
£443k

1 Britannia Walk, Pier Road

BN17 5TH

3 bed
£192k

1 Argyll Hall, River Road

BN17 5BN

2 bed2 bath
£185k

1 Church House, New Road

BN17 5AU

2 bed1 bath
£182k

1 Amstel Court, Selborne Road

BN17 5NR

2 bed1 bath
£179k

1 Berkeley Court, Irvine Road

BN17 5LA

2 bed
£216k

1 Beach Crescent

BN17 5NT

1 bed1 bath
Area

The neighbourhood at a glance

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

Rail-style transport is unusually close for this postcode.

Crime

5/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Littlehampton Railway Station — bus stop.

Closest school

0.5 km

River Beach 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.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around BN17 5DA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for BN17 5DA

Daytime· 07:00 – 23:00

49.3dB

Low
Night-time road noise heatmap for BN17 5DA

Night-time· 23:00 – 07:00

40.0dB

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

Common questions

The questions buyers, sellers and homeowners most often ask about 18 Mariners Quay, Littlehampton, BN17 5DA. Each answer is also embedded as structured data for search engines.