12 William Street, Grays, RM17 6DY is a freehold terraced property built between 1900-1929. The property offers approximately 646 square feet of living space. In this location, properties of similar size usually have two bedrooms.

The estimated current market value of the property is £283,409 , which equates to approximately £439 per square foot. It was last sold on 8 Jul 2016 for £215,000. Since then, the value has increased by £68,409, representing a 31.8% increase, or approximately 3.2% per year.

The current estimated value of £283,409 is:

  • 1.8% higher than the average property price on William Street
  • 1.1% higher than the average in the RM17 6DY postcode area
  • and 19.8% lower than the average price for Grays as a whole

At the most recent EPC inspection on 23 February 2016, the property was recorded as owner-occupied.

View sold house prices in RM17 6DY

Building approximate location

About Property

Type
Terraced House
Built
1900-1929
Interior Size
646 sq ft
Tenure
Freehold
Price (estimate)
£283,409
Price Per sq ft (estimate)
£439
Bedroom Count (estimate)
2 bedrooms

EPC Summary

12 William Street, Grays, Thurrock, RM17 6DY has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 11 Apr 2026.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows have partial double glazing.

The previous EPC assessment was conducted on 23 Feb 2016. The rating of D remains the same, but the energy efficiency score improved by 3.4%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, 200 mm loft insulation to pitched, 150 mm loft insulation, with no change in energy efficiency (good).
  • The lighting was updated from low energy lighting in 10% of fixed outlets to good lighting efficiency, with efficiency improving from poor to good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 150 mm loft insulation
Good
Walls
Solid brick, as built, no insulation (assumed)
Very Poor
Windows
Partial double glazing
Very Poor
Lighting
Good lighting efficiency
Good

Compared to RM17 6DY

29 th / 42
Price Rank
1% higher than average
32 nd / 35
Size Rank
12% smaller than average
9 th / 35
Price Per Sq FT Rank
15% higher than average

Sale History

Today
£283,409
streetscan.co.uk estimate
+32 %
8 Jul 2016
£215,000
Freehold

Flood Risk for this Property

Flood risk from rivers and the sea
Very low flood risk
Flood risk from surface water
High flood risk
Surface water flood hazard
High

* Results are based on Environment Agency flood risk mapping for the property UPRN where available. They are indicative and should not be treated as a site-specific flood survey.

Flood risk from rivers and the sea

This property has very low flood risk from rivers and the sea.

River and sea flooding includes flooding caused by overflowing rivers, estuaries, tidal waters and coastal surges.

Flood risk from surface water

This property has high surface water flood risk.

Surface water flooding can happen when heavy rainfall overwhelms drains, roads, gardens or other hard surfaces.

Flood depth indicators

Rivers and Sea
  • 0.2m depth No mapped risk
  • 0.3m depth No mapped risk
  • 0.6m depth No mapped risk
  • 0.9m depth No mapped risk
  • 1.2m depth No mapped risk
Surface Water
  • 0.2m depth Very low
  • 0.3m depth Very low
  • 0.6m depth Very low
  • 0.9m depth Very low
  • 1.2m depth Very low

Area Insights

Similar Properties Sold Nearby

rooms: 3
size: 560 sq ft
sale price: £275,000
sale date: 31 Jan 2025
rooms: 3
size: 732 sq ft
sale price: £240,000
sale date: 4 Nov 2022
rooms: 4
size: 657 sq ft
sale price: £295,000
sale date: 4 Apr 2022
rooms: 4
size: 635 sq ft
sale price: £290,000
sale date: 25 Oct 2021
rooms: 3
size: 700 sq ft
sale price: £225,000
sale date: 10 Mar 2017

Data Sources

The property at 12 William Street, Grays, RM17 6DY appears once in HM Land Registry records, with the transaction recorded on 8 Jul 2016. It also has two Energy Performance Certificate (EPC) records, the earliest dating back to 11 Apr 2026. We use this information to estimate the property's characteristics, flood risk profile and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0 .

StreetScan.co.uk is not affiliated with, endorsed by, or associated with HM Land Registry, DESNZ, MHCLG, Defra or the Environment Agency.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure that the information provided on this website is current and accurate. However, no warranties or representations are made regarding its completeness, accuracy, suitability or reliability. Property values, flood risk assessments and other derived information are estimates based on publicly available datasets and should not be relied upon as professional, legal, surveying, environmental, financial or insurance advice. StreetScan.co.uk expressly disclaims all liability for any loss, damage, cost or expense arising directly or indirectly from the use of, or reliance upon, information provided on this website.