21, Polemarch Street
21, Polemarch Street
Description & Estimates







21, Polemarch Street, Seaham is described in the public record as a period house with 1,054 ft2 of internal area, sitting on a 117 m2 plot.
Locally, houses of this size normally have 3 bedrooms with a garden.
Our estimate of the sale value of 21, Polemarch Street, Seaham is £89,658 and its rental estimate is £619 per month, given the available information and assuming reasonable condition.
Polemarch Street, Seaham, SR7 falls within the SR7 postal district.
Our Data Sources
21, Polemarch Street, Seaham has no recent1 records in the the Land Registry and a single entry in the EPC database dated July 2021.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 21, Polemarch Street, Seaham, we estimate a market value of £94,141 and a rental value of £650 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £83,382 and £575 per month respectively.
Recent Market Change
Over the last year, 21, Polemarch Street, Seaham has seen its estimated sale value increase by £556 (0.6%) and its estimated rental value grow by £19 per month (3.1%). This results in an estimated gross rental yield of 8.3%.
Plot Size
HM Land Registry records the plot of land for 21, Polemarch Street, Seaham as measuring 117 m2.
That makes it the 13th largest plot in the postcode, where all 24 other houses have recorded plot data.
Energy Efficiency
21, Polemarch Street, Seaham has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 29 Jul 2021.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
The most recent sale of 21, Polemarch Street, Seaham completed on 18th April 1997 at £20,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 this is the property's only sale.
- Sold Apr 1997£20,000
Similar Properties Sold Nearby
Over the past 2 years 3 properties similar to 21, Polemarch Street, Seaham have sold within a radius of 540 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 11th March 2026, was 1, Rainton Street, Seaham, SR7 7QS, a freehold house which sold for £105,000.
Read more about house prices in SR7.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 24 addresses on Polemarch Street, Seaham, SR7, 21, Polemarch Street, Seaham comes out as the largest and the most expensive in our analysis of the public data.
It is also £33k less expensive than the average property across the SR7 district.
More reading links
Schools Nearby
- 300mSeaham Trinity Primary School
- 500mRopery Walk Primary School
- 900mSt Mary Magdalen's Catholic Primary School
- 1.9kmSeaham High School
- 5.7kmVenerable Bede Church of England Academy
- 5.8kmEasington Academy
More reading links
Public Transport Nearby
From 21, Polemarch Street, Seaham, the nearest station is Seaham, 400 metres away.
- 400mSeaham
- 8.3kmHorden
- 8.5kmSunderland
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
The flood risk here is rated very low, based on Environment Agency data.

