Saving threatened habitats worldwide

Area Converter: How Big is an Acre?

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Before donating to the World Land Trust (WLT), you may want to try our handy area converter below (figures are approximate). How Big is an Acre? Find out below.

Area Converter


Quick acre comparisons: From 16 tennis courts to the size of Wales

An acre is a unit of area containing 4,840 square yards and approximately the same size as one football (soccer) pitch OR 16 tennis courts.

Football pitch - approximately one acre
Tennis courts - approximately one acre

An acre of rainforest contains up to 86 different species of tree, with the amphibians, birds, insects and mammals that depend on them. It costs just £100 to purchase and protect an acre with WLT, to save this threatened habitat and its wildlife from destruction.

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How big are the reserves WLT has helped to protect?

50 acres

Size of St Michael’s Mount, Cornwall, UK

An aerial view of Danjugan Island

100 acres

Size of the island of Samson (Scilly Isles, UK), or just under the size of the Vatican City

1,000 acres

Twice the size of the Olympic Park in London, and bigger than the area used by the Glastonbury Festival, UK

1,500 acres

Eight times the size of Battersea Park, London and just under the size of Gibraltar

Yellow-Shouldered Parrot

1,750 acres

Size of the island of North Ronaldsay (Orkneys, UK)

  • WLT has protected 1,809 acres on Margarita Island, Venezuela for the endangered Yellow-Shouldered Parrot and other threatened species.

4,000 acres

Size of the Scilly Isles, off the south-western tip of the Cornish peninsula, UK

Elephants in Corbett National Park

5,000 acres

Size of Windsor Great Park, UK and just under that of Nauru, an island country in Micronesia in the South Pacific that is the world’s smallest republic

15,000 acres

Size of San Marino, Italy and of the Scottish island of Barra, UK

20,000 acres

Size of the Scottish island of Benbecula, UK

The Chaco-Pantanal Reserve

50,000 acres

Twice the size of the island of Montserrat, in the Carribean

100,000 acres

Just under the size of the Caribbean island of Barbados and bigger than the English county of Rutland

  • WLT’s four project partners in Ecuador, Fundación Jocotoco, Fundación EcoMinga, Fundación Pro-Bosque, and Nature and Culture International (NCI), are now involved with the management of over 100,000 acres of threatened and biodiverse forests. These support 17% of the world’s bird species, over 400 species of amphibian and 16,000 species of plants, with new species being discovered all the time.

250,000 acres

Almost the size of Hong Kong

  • The Rio Bravo Conservation & Management Area in Belize, Central America, covers approximately 260,000 acres - 4% of the total area of the country. It contains a mix of broadleaf forest, palm savannah and freshwater lagoons and rivers. This was WLT’s first project area back in 1989.


And Overall…

Mauritius was home to the dodo

500,000 acres

Approximately the size of the Republic of Mauritius in the Indian Ocean, or the English county of West Sussex

  • WLT and its overseas project partners have been instrumental in the purchase and protection of over 500,000 acres of tropical forest and other threatened habitats.

4 million acres under active protection

4,000,000 acres

Size of Wales, or of Belize in Central America


Buy an Acre »

More species will be protected and more habitat saved...

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