Buying a home in BN25, Seaford. What it costs, what you get and where else to look.

Typical 3-bedroom house£412kmost £357k–£475k

Houses per m²£4,424flats £3,314

Sold last year2551,643 in five years

Prices in Lewes+0.9%on a year ago

A typical 3-bedroom house in BN25 sold for £412,308 over the last five years, in today's money; most went for between £356,723 and £474,814, for about 93 m² of space.

255 homes sold here in the last year: one of the busier markets in England and Wales, so there is usually plenty to choose from. Flats start at around £146k for one bedroom. Within the district, houses cost the least per m² in BN25 1 (£4,125) and the most in BN25 4 (£4,642).

Across Lewes, prices are up 0.9% on a year ago and up 4.6% over five years. Renting a similar home there costs about £1,506 a month; a 90% mortgage on the typical price would be around £1,880 a month at 4.5% over 30 years.

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House prices in BN25 by bedrooms

Bedrooms	Typical price	Most sell for	Size	Sold, 5 years
1	£236,999	£200k–£352k	49 m²	10
2	£339,653	£306k–£381k	70 m²	355
3	£412,308	£357k–£475k	93 m²	591
4	£492,130	£426k–£588k	120 m²	192
5+	£654,887	£555k–£773k	155 m²	166

Prices by type of home

	1 bed	2 bed	3 bed	4 bed	5+ bed
Houses	£237k	£340k	£412k	£492k	£655k
Detached	—	£381k	£456k	£526k	£664k
Semi-detached	—	£326k	£381k	£409k	£570k
Terraced	£232k	£300k	£346k	£393k	£464k
Flats	£146k	£208k	£233k	£286k	—

Typical sale price over the last five years, adjusted to today's prices with the UK House Price Index.

Price per m² across BN25

Postcode sector	Houses	Flats
BN25 1	£4,125	£3,358
BN25 2	£4,480	£3,207
BN25 3	£4,352	£3,154
BN25 4	£4,642	£3,456

Schools near BN25

Best state primary within 2 kmSeaford Primary School72% met the expected standard at 11 · England 64%5 state primaries within 2 km

Best state secondary within 5 kmSeaford Head School54.6% got grade 5+ in English and maths · England 43.8%2 state secondaries within 5 km

Nearby areas

BN9 Newhaven · 5 km3-bed house £309k BN10 Peacehaven · 8 km3-bed house £371k BN26 Polegate · 9 km3-bed house £359k BN20 Eastbourne · 10 km3-bed house £430k BN21 Eastbourne · 12 km3-bed house £375k BN22 Eastbourne · 12 km3-bed house £305k BN7 Lewes · 14 km3-bed house £563k BN23 Eastbourne · 15 km3-bed house £317k

Questions about BN25

Is BN25 a good area to buy a home?

What the numbers say: prices in Lewes are up 0.9% on a year ago; the best state primary nearby is above the England average (72% against 64%); the best secondary is above it (54.6% against 43.8%); 255 homes sold here last year. Whether it suits you depends on your budget and what you need nearby, so compare it with the districts around it below.

How much is a 3-bedroom house in BN25?

A typical 3-bedroom house in BN25 sold for £412,308 over the last five years, in today's money. Most sold between £356,723 and £474,814.

How many homes sell in BN25 each year?

255 homes sold in the last year and 1,643 in five years: one of the busier markets in England and Wales, so there is usually plenty to choose from.

What are the schools like near BN25?

The best-performing state primary within 2 km is Seaford Primary School, where 72% of pupils met the expected standard at age 11 (England: 64%).

Where is cheaper near BN25?

For a 3-bedroom house, BN9 (£309k, 5 km), BN26 (£359k, 9 km), BN22 (£305k, 12 km).

Sources: HM Land Registry price paid data matched to the EPC register for size and bedrooms, last five years in today's prices; UK House Price Index (July 2026); ONS private rents (August 2026); DfE school performance tables. Districts with fewer than five sales of a kind are left out. The mortgage figure is an illustration, not advice.