CO12 3DX

Market Street - CO12 3DX

Last updated Jul 2026

Key Postcode Insights

CO12 3DX is a residential postcode situated on Market Street, Harwich, CO12 with 5 addresses.

It ranks as the 92nd largest and 123rd most expensive of the 603 postcodes in the CO12 area. The most common property type is a modern house built after 1980.

The postcode contains a total of 5 properties: 5 houses.

Ave. Sale Price
£178,257
10 Year change
up 41.6%
Ave. Rental Price
£912pcm
10 Year change
up 54.3%
Ave. £ per ft²
£190/ft²
Ave. Gross Yield
6.1%/year/yr
All figures are subject to T&Cs
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Explore Propertiesin CO12 3DX

House
3 houses
Group
0 flats

Our partners and
data sources

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Nearby Postcodes

CO12 3DX is the 92nd largest and the 123rd most expensive postcode out of the 603 postcodes in the CO12 area.

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Property Types

  • 1 modern house built after 1980
  • 1 house of an unknown age
  • 1 early-century house built between 1912 and 1935
  • 2 other addresses of unknown type
  • modern house (1)
  • house (1)
  • early-century house (1)
  • Unknown (2)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 2 properties.
  • The most common rating is C.
  • A (0)
  • E (0)
  • B (0)
  • F (1)
  • C (1)
  • G (0)
  • D (0)
  • No EPC (3)
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Schools Nearby

Schools Nearby

The nearest primary school to CO12 3DX is Harwich Community Primary School and Nursery, which is 800 metres away.
  • Harwich Community Primary School and Nursery
    800 m away
  • The Mayflower Primary School
    1.6 km away
  • St Joseph's Catholic Primary School
    2.3 km away
The nearest secondary school is Harwich and Dovercourt High School, which is 2.6 kilometres away.
  • Harwich and Dovercourt High School
    2.6 km away
  • Felixstowe School
    4.2 km away
  • Holbrook Academy
    10.1 km away
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearby

The closest station to CO12 3DX is Harwich Town station, which is 300 metres away.

  • Harwich Town
    |
    300 m away
  • Dovercourt
    |
    1.0 km away
  • Harwich International
    |
    2.2 km away
  • Trimley
    |
    4.0 km away
Source: National Rail
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