A private island with a star-studded past has hit the market in Essex, England. Osea Island, a 380-acre (12.9ha) retreat, sits in the estuary of the River Blackwater (near Maldon) just 40 miles ...

Osea Island, in Maldon, Essex, which is listed for sale for £25 million, was one of the most-viewed properties on Zoopla during April 2025 | Zoopla/Fine & Country Also among Zoopla’s most ...

Osea Island, in Maldon, Essex, which is listed for sale for £25 million, was one of the most-viewed properties on Zoopla during April 2025 | Zoopla/Fine & Country Also among Zoopla’s most-viewed ...

Also among Zoopla’s most-viewed properties in April 2025 was Osea Island, in Maldon, Essex, which is just 40 miles from London and has direct access to the capital by air. Priced at £25 million ...