CO12 3QW

Portland Avenue - CO12 3QW

Last updated Jul 2026

Key Postcode Insights

CO12 3QW is a residential postcode situated on Portland Avenue, Harwich, CO12 with 13 addresses.

It ranks as the 267th largest and 190th most expensive of the 603 postcodes in the CO12 area. The most common property type is a early-century house built between 1912 and 1935.

The postcode contains a total of 13 properties: 13 houses.

Ave. Sale Price
£204,274
10 Year change
up 44.6%
Ave. Rental Price
£1,069pcm
10 Year change
up 54.4%
Ave. £ per ft²
£233/ft²
Ave. Gross Yield
6.3%/year/yr
All figures are subject to T&Cs
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Explore Propertiesin CO12 3QW

House
11 houses
Group
0 flats

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Sales History

The last sale was on 12th May 2026 for £180,000 and since then the market in the area has decreased by 1.1%. The postcode has had a total of 25 sales since 1995.

CO12 3QW has seen 5 sales in the last three years and 3 sales in the last twelve months.

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Nearby Postcodes

CO12 3QW is the 267th largest and the 190th most expensive postcode out of the 603 postcodes in the CO12 area.

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Property Types

  • 1 modern house built after 1980
  • 10 early-century houses built between 1912 and 1935
  • 2 other addresses of unknown type
  • modern house (1)
  • early-century house (10)
  • Unknown (2)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 11 properties.
  • The most common rating is C.
  • A (0)
  • E (0)
  • B (0)
  • F (1)
  • C (5)
  • G (0)
  • D (5)
  • No EPC (2)
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Schools Nearby

Schools Nearby

The nearest primary school to CO12 3QW is The Mayflower Primary School, which is 400 metres away.
  • The Mayflower Primary School
    400 m away
  • St Joseph's Catholic Primary School
    800 m away
  • Harwich Community Primary School and Nursery
    900 m away
The nearest secondary school is Harwich and Dovercourt High School, which is 1.2 kilometres away.
  • Harwich and Dovercourt High School
    1.2 km away
  • Felixstowe School
    5.7 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 3QW is Dovercourt station, which is 500 metres away.

  • Dovercourt
    |
    500 m away
  • Harwich Town
    |
    1.2 km away
  • Harwich International
    |
    1.9 km away
  • Trimley
    |
    5.5 km away
Source: National Rail
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