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BN25

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New builds in BN25: what they really sell for.

0 new-build homes sold in BN25 in the last 12 months, 0% of all sales. New flat homes sold for a median £319,995, 60.0% more than existing ones.

Seaford, covering Ouse Valley & Ringmer, Seaford Central, Seaford East, Seaford North, Seaford South, Seaford West, South Downs, Cuckmere Valley.

New homes sold

0

0% of sales, last 12 months

New-build premium

+60.0%

Flat homes

Resold, vs market

-0.6%

Market +7.2%

Energy bills

~£488/yr

0% have solar

Developments

Where new homes have sold

New streets with three or more new-build sales in the last two years. Price per m² uses floor areas from each home's energy certificate.

Newlands PlaceBN25 4EY, BN25 4EZ · flat · 13 sold · latest Aug 2025
£265k–£385k£3,711/m²

The premium

New against existing homes

Median sold prices over the last two years. New homes are often a different size, so this is a guide rather than a like-for-like comparison.

Flat

+60.0%

New £320k · existing £200k

13 new-build sales

Resale

Do new builds in BN25 hold their value?

Bought new, resold

-0.6%

Local market, same years

+7.2%

Kept pace

5 of 17

Typically held 4.8 years

Homes in BN25 that Land Registry records as bought new and later resold, against the UK house price index for the same type of home and years. Shared-ownership first sales are left out.

Running costs

What new homes here cost to run

Energy bills

~£488/yr

Typical 81 m² home

Typical rating

EPC B

Solar panels

0%

of homes

Heat pumps

0%

of homes

From the energy certificates of 8 recently built homes. Certificate costs use standard assumptions, so compare them rather than budget on them. A typical older D-rated home costs nearer £1,800 a year.

HM Land Registry price paid data, standard sales only, to September 2026. New homes appear once their sale is registered, usually a few weeks after completion.

Questions

How much more do new builds cost in BN25?

Over the last two years, new flat homes in BN25 sold for a median £319,995 against £200,000 for existing ones, a difference of +60.0%. New homes are often a different size or spec, so compare price per square metre for a specific plot.

Do new builds in BN25 hold their value?

17 homes in BN25 bought new and later resold changed by a median -0.6%, typically after 4.8 years. The local market moved +7.2% over the same periods, so buyers of new homes generally lost some of the new-build premium.

Which new developments are selling in BN25?

Recent new-build sales recorded by Land Registry in BN25 include Newlands Place. New streets appear once the first homes complete.

How do I know if a new build in BN25 is fairly priced?

Compare the asking price per square metre with plots already sold on the development, allow for the new-build premium, and negotiate extras as well as price. Proptel's new-build check does this for one plot for £9.99, with the extras to ask for and a letter for the sales office.

© 2026 Proptel · Property data for buyers