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12, Grosvenor Square, Longfield is described in the public record as a mid-century house with 505 ft2 of internal area.
Locally, houses of this size normally have 3 bedrooms with a garden.
Our estimate of the sale value of 12, Grosvenor Square, Longfield is £348,876 and its rental estimate is £1,515 per month, given the available information and assuming reasonable condition.
Grosvenor Square, Longfield, DA3 falls within the DA3 postal district, in the borough of Sevenoaks.
12, Grosvenor Square, Longfield has no records in the the Land Registry and a single entry in the EPC database dated August 2025.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
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 12, Grosvenor Square, Longfield, we estimate a market value of £366,319 and a rental value of £1,591 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £324,454 and £1,409 per month respectively.
Over the last year, 12, Grosvenor Square, Longfield has seen its estimated sale value increase by £3,309 (0.9%) and its estimated rental value grow by £47 per month (3.1%). This results in an estimated gross rental yield of 5.2%.
12, Grosvenor Square, Longfield has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 28 Aug 2025.
The property is not connected to mains gas and has fully double glazed windows. It is heated using Electric storage heaters, Electric storage heaters.
Over the past 2 years 3 properties similar to 12, Grosvenor Square, Longfield have sold within a radius of 900 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 31st May 2024, was 1 Heaver Court, Brickfield Farm Close, Longfield, DA3 7GA, a leasehold house which sold for £310,000.
Read more about house prices in DA3.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Of the 12 addresses on Grosvenor Square, Longfield, DA3, 12, Grosvenor Square, Longfield comes out as the 10th largest and the 2nd most expensive in our analysis of the public data.
It is also £162k less expensive than the average property across the DA3 district.
From 12, Grosvenor Square, Longfield, the nearest station is Longfield, 200 metres away.
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast broadband is available in the area.
The flood risk here is rated very low, based on Environment Agency data.
The recent census recorded whether a resident owned or rented their home.
In the area around 12, Grosvenor Square, Longfield, 64.0% of property is privately owned outright and 25.2% is privately owned with a mortgage.
The graph below shows how this compares to South East and the rest of England & Wales.
The recent census recorded the highest level of education achieved by residents in the local area.
In the area around 12, Grosvenor Square, Longfield, 7.3% of residents are recorded as possessing school level qualifications and 36.3% as possessing degree level qualifications.
The graph below shows how this compares to South East and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around 12, Grosvenor Square, Longfield, the average age was 48.6 and the most common age was 72.
The graph below shows how this compares to South East and the rest of England & Wales
The recent census recorded whether a property was a primary or secondary home for the resident.
In the area around 12, Grosvenor Square, Longfield, 0.0% of property was a second home.
Comparison figures for South East and the rest of England & Wales are listed below.
The recent census recorded the number of cars registered in each household.
In the area around 12, Grosvenor Square, Longfield, there are an average of 1.5 cars per household.
See below for how this compares to South East and the rest of England & Wales.