Many households are unaware of the potential value of items gathering dust. The UK secondhand market is thriving, with consumers spending an estimated £3.6 billion on used goods in 2025. This trend presents an opportunity for individuals to declutter while making extra cash.
Among the most sought-after items are vintage Pyrex dishes, which can fetch between £30 and £150, depending on their condition. Retro gaming consoles and games are also in high demand, with prices ranging from £20 to upwards of £300 for rare finds. This resurgence in nostalgia is driving collectors to seek out these items.
Fashion from the 90s and 00s, particularly Y2K clothing, is another lucrative area, with branded pieces selling for £20 to £150. Mid-century modern furniture remains popular, with small items potentially worth over £300. Even LEGO sets, especially themed ones, can command impressive prices if they are complete and in good condition.
Lastly, vintage cameras and British ceramics are valuable too, with some pieces reaching £150 or more. Rare books, particularly first editions, can sell for £500 or higher. A thorough check of your belongings could reveal unexpected treasures, making a clear-out not just a tidy-up but a potential financial boost.
Source: Metro

