House prices in Seaview Avenue, Harwich, CO12
45 homes have sold on Seaview Avenue (CO12) since 1995, the first in 1995. Over the last five years the median sold price was £196,500 from 7 sales, 21% below the Harwich median of £247,500and against £247,500 across CO12. Sales here have been terraced 53%, semi-detached 22%, flats 16%, detached 9%.
- Median sold price
- £196,500
- last five years · 7 sales
- Half of sales were above this price, half below
- Price per sq ft
- £220
- based on 7 of 7 sales
- Sales matched to an EPC floor area
- Sales since 1995
- 45
- 2 in the last 12 months
- Latest sale
- £145,000
- 5 Feb 2026
- vs Harwich
- −21%
- Harwich median £247,500
Every sale on Seaview Avenue, CO12
› 49 CO12 5JB · Flats £145,000· 5 Feb 2026 · 3 sales
| 5 Feb 2026 | £145,000 | Flats · Leasehold | 786 sq ft · £185/sq ft | +65% vs 2014 |
| 28 Nov 2014 | £88,000 | Flats · Leasehold | 786 sq ft · £112/sq ft | first recorded sale |
| 11 May 2005 | £50,000 | Flats · Leasehold | 786 sq ft · £64/sq ft | −66% vs 2026 |
› 55 CO12 5JB · Semi-detached £277,000· 1 Dec 2025 · 4 sales
| 1 Dec 2025 | £277,000 | Semi-detached · Freehold | 904 sq ft · £306/sq ft | +131% vs 2012 |
| 22 Dec 2022 | £265,000 | Semi-detached · Freehold | 904 sq ft · £293/sq ft | −4% vs 2025 |
| 20 Jul 2012 | £120,000 | Semi-detached · Freehold | 904 sq ft · £133/sq ft | first recorded sale |
| 28 Jun 2006 | £165,000 | Semi-detached · Freehold | 904 sq ft · £182/sq ft | −38% vs 2022 |
› 57 CO12 5JB · Semi-detached £258,000· 12 Jul 2024 · 2 sales
| 12 Jul 2024 | £258,000 | Semi-detached · Freehold | 1,023 sq ft · £252/sq ft | first recorded sale |
| 10 Jul 2006 | £179,000 | Semi-detached · Freehold | 1,023 sq ft · £175/sq ft | −31% vs 2024 |
› 58 CO12 5JB · Flats £152,000· 28 Mar 2024 · 2 sales
| 28 Mar 2024 | £152,000 | Flats · Leasehold | 786 sq ft · £193/sq ft | +60% vs 2014 |
| 28 Nov 2014 | £94,995 | Flats · Leasehold | 786 sq ft · £121/sq ft | first recorded sale |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase) — not used in averages. | ||||
› 60 CO12 5JB · Terraced £120,000· 30 May 2022 · 3 sales
| 30 May 2022 | £120,000 | Terraced · Leasehold | 721 sq ft · £166/sq ft | +161% vs 2001 |
| 18 Jun 2003 | £59,995 | Terraced · Leasehold | 721 sq ft · £83/sq ft | −50% vs 2022 |
| 7 Dec 2001 | £46,000 | Terraced · Leasehold | 721 sq ft · £64/sq ft | first recorded sale |
› 35 CO12 5JB · Terraced £196,500· 10 Jun 2021 · 4 sales
| 10 Jun 2021 | £196,500 | Terraced · Freehold | 893 sq ft · £220/sq ft | +104% vs 2010 |
| 29 Jun 2012 | £92,500 | Terraced · Freehold | 893 sq ft · £104/sq ft | +81% vs 2000 |
| 15 Mar 2010 | £96,500 | Terraced · Freehold | 893 sq ft · £108/sq ft | +4% vs 2012 |
| 2 Jun 2000 | £51,000 | Terraced · Freehold | 893 sq ft · £57/sq ft | first recorded sale |
› 20 CO12 5JB · Terraced £225,000· 23 Aug 2019 · 4 sales
| 23 Aug 2019 | £225,000 | Terraced · Freehold | 743 sq ft · £303/sq ft | first recorded sale |
| 28 Oct 2011 | £136,000 | Terraced · Freehold | 743 sq ft · £183/sq ft | +60% vs 2003 |
| 18 Dec 2009 | £115,000 | Terraced · Freehold | 743 sq ft · £155/sq ft | −49% vs 2019 |
| 28 Nov 2003 | £85,000 | Detached · Freehold | 743 sq ft · £114/sq ft | −26% vs 2009 |
› 2 CO12 5JB · Terraced £175,000· 13 Aug 2019 · 3 sales
| 13 Aug 2019 | £175,000 | Terraced · Freehold | 732 sq ft · £239/sq ft | +103% vs 2002 |
| 31 May 2016 | £137,500 | Terraced · Freehold | 732 sq ft · £188/sq ft | −21% vs 2019 |
| 22 Nov 2002 | £86,000 | Semi-detached · Freehold | 732 sq ft · £117/sq ft | first recorded sale |
› 61 CO12 5JB · Terraced £129,000· 11 Aug 2016
| 11 Aug 2016 | £129,000 | Terraced · Freehold | 850 sq ft · £152/sq ft | first recorded sale |
› 27 CO12 5JB · Terraced £136,000· 4 Mar 2008 · 2 sales
| 4 Mar 2008 | £136,000 | Terraced · Freehold | +268% vs 1999 | |
| 25 Mar 1999 | £37,000 | Terraced · Freehold | first recorded sale |
› 10 CO12 5JB · Terraced £130,000· 26 Jan 2007 · 2 sales
| 26 Jan 2007 | £130,000 | Terraced · Freehold | first recorded sale | |
| 26 Aug 2003 | £98,000 | Terraced · Freehold | −25% vs 2007 |
› 22 CO12 5JB · Detached £165,000· 11 Nov 2005
| 11 Nov 2005 | £165,000 | Detached · Freehold | first recorded sale |
› 59 CO12 5JB · Terraced £90,000· 16 Dec 2002 · 4 sales
| 16 Dec 2002 | £90,000 | Terraced · Freehold | +134% vs 1996 | |
| 12 Jan 1996 | £38,500 | Terraced · Freehold | first recorded sale | |
| 20 Apr 1995 | £32,950 | Terraced · Freehold | −63% vs 2002 | |
| 2 Mar 1995 | £30,000 | Terraced · Freehold | −9% vs 1995 |
› 37 CO12 5JB · Semi-detached £74,500· 14 Jun 2002 · 3 sales
| 14 Jun 2002 | £74,500 | Semi-detached · Freehold | +39% vs 2000 | |
| 20 Aug 2001 | £69,500 | Semi-detached · Freehold | −7% vs 2002 | |
| 8 Dec 2000 | £53,500 | Semi-detached · Freehold | first recorded sale |
› 17 CO12 5JB · Detached £79,995· 22 Mar 2002 · 2 sales
| 22 Mar 2002 | £79,995 | Detached · Freehold | 732 sq ft · £109/sq ft | first recorded sale |
| 24 Oct 1997 | £30,000 | Detached · Freehold | 732 sq ft | −62% vs 2002 |
› 31 CO12 5JB · Terraced £79,000· 15 Mar 2002
| 15 Mar 2002 | £79,000 | Terraced · Freehold | 840 sq ft · £94/sq ft | first recorded sale |
› 28 CO12 5JB · Flats £33,000· 8 May 2001 · 2 sales
| 8 May 2001 | £33,000 | Flats · Leasehold | 538 sq ft · £61/sq ft | first recorded sale |
| 4 Aug 1999 | £23,700 | Flats · Leasehold | 538 sq ft | −28% vs 2001 |
› 67 CO12 5JB · Terraced £42,000· 31 Mar 1999
| 31 Mar 1999 | £42,000 | Terraced · Freehold | 936 sq ft | first recorded sale |
› 65 CO12 5JB · Terraced £46,000· 25 Aug 1998
| 25 Aug 1998 | £46,000 | Terraced · Freehold | 904 sq ft · £51/sq ft | first recorded sale |
› 5 CO12 5JB · Flats £26,000· 15 Sept 1995
| 15 Sept 1995 | £26,000 | Flats · Leasehold | 775 sq ft | first recorded sale |
At your size
A 90 m² (970 sq ft) home in CO12 is worth roughly £219k–£313k at the district's typical £226–£323 per square foot (697 sales, two years) — a range, not a valuation.
Check your addressAll sold prices in Harwich· CO12 district on the Harwich page
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Sources and method. Sales completed to July 2026, as registered by 29 Aug 2026 · headline figures cover the 12 months to May 2026 (later months are still being registered).Next HM Land Registry release ~28 Sept 2026. Medians unless stated; averages only where 30 or more sales. Category A sales only (standard price-paid transactions), houses and flats.
Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. Floor areas derived from Energy Performance Certificate data © Crown copyright, licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Source: Office for National Statistics licensed under the Open Government Licence v3.0.
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