Our Data Sources
18, Thornhill, Leigh-On-Sea has a single entry in the Land Registry from October 2023 and a single entry in the EPC database dated January 2023.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 18, Thornhill, Leigh-On-Sea would be worth £357,225, with a potential rental value of £1,822 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £316,400, with a rental value of £1,614 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
18, Thornhill, Leigh-On-Sea occupies a 205 m2 plot as recorded by HM Land Registry.
Of the 21 other houses in this postcode, 17 have recorded plot sizes, and this one ranks as the 13th largest.
Energy Efficiency
18, Thornhill, Leigh-On-Sea has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 30 Jan 2023.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
18, Thornhill, Leigh-On-Sea last changed hands on 4th October 2023, selling for £370,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has risen by 16.8% since October 2023.
- Sold Oct 2023£370,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 530 metres of 18, Thornhill, Leigh-On-Sea across the last 2 years.
Most recently, 18, Birche Close, Leigh-On-Sea, SS9 4NU, a freehold house, sold at £375,000 on the 18th December 2025.
Read more about house prices in SS9.
- Sold Dec 2025£375,000 | 3 Bed House18, Birche Close, Leigh-On-Sea, SS9 4NU18, Birche Close, Leigh-On-Sea, SS9 4NU
- Sold Jun 2025£345,000 | 3 Bed House25, Thornhill, Leigh-On-Sea, SS9 4JS25, Thornhill, Leigh-On-Sea, SS9 4JS
- Sold Jul 2024£408,000 | 3 Bed House83, Picketts Avenue, Leigh-On-Sea, SS9 4HW83, Picketts Avenue, Leigh-On-Sea, SS9 4HW
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 18, Thornhill, Leigh-On-Sea as the 20th largest and the 19th most expensive of the 21 addresses on Thornhill, Leigh-On-Sea, SS9.
Against the SS9 postcode district average, it is £113k less expensive than the typical property.
More reading links
Schools Nearby
- 400mBlenheim Primary School
- 800mEastwood Primary School & Nursery
- 1.0kmFairways Primary School
- 700mThe Eastwood Academy
- 1.0kmWestcliff High School for Girls
- 1.0kmSt Thomas More High School
More reading links
Public Transport Nearby
- 2.3kmLeigh-on-Sea
- 2.4kmChalkwell
- 3.4kmWestcliff
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.
