To help compare sizes of different geographic regions, we list here areas between 10 km² (1,000 hectares) and 100 km² (10,000 hectares). See also areas of other orders of magnitude.
- Areas smaller than 10 km²
- 10 km² is equal to:
- 10.1 km² -- Long Beach, New York
- 10.2 km² -- Radford, Virginia
- 12 km² -- Royal Borough of Kensington and Chelsea
- 12.48 km² -- Chek Lap Kok, the site of Hong Kong International Airport
- 15 km² -- Beverly Hills, California
- 21 km² -- Nauru
- 21.6 km² -- Abingdon, Virginia, United States
- 26 km² -- Tuvalu
- 26.6 km² -- Charlottesville, Virginia
- 28.6 km² -- Macau
- 30 km² -- Hayling Island
- 38.55 km² -- Manila City, Philippines
- 47 km² -- Pelee Island, largest island in Lake Erie
- 48.7 km² -- Lake Lugano, Switzerland/Italy
- 53.3 km² -- Bermuda
- 57.5 km² -- Nijmegen, The Netherlands
- 59.47 km² -- Manhattan Island
- 61 km² -- Indiana Dunes National Lakeshore
- 61 km² -- San Marino
- 70 km² -- Amherst Island, largest island in Lake Ontario
- 75 km² -- Arapawa Island, Marlborough, New Zealand
- 81.7 km² -- Huntington Beach, California
- 83.2 km² -- Formentera Island, Spain
- 86.9 km² -- Paris, France
- 88 km² -- Saint Martin island
- 88.8 km² -- Eindhoven, The Netherlands
- 92 km² -- Waiheke Island, Auckland, New Zealand
- 93.239572 -- 1 Survey township or 36 mi² (USA)
- 95 km² -- Skopelos Island, Greece
- 98.2 km² -- The Hague, The Netherlands
- Areas larger than 100 km²
| Orders of magnitude for area |
| 1 E-30 m² = 1 fm² |
1 E-24 m² = 1 pm² |
1 E-18 m² = 1 nm² |
1 E-12 m² = 1 µm² |
1 E-6 m² = 1 mm² |
1 E0 m² = 1 m² |
1 E+6 m² = 1 km² |
1 E+12 m² = 1 Mm² |
1 E+18-24 m² : 1 Gm² |
| 10 fm² |
10 pm² |
10 nm² |
10 µm² |
10 mm² |
10 m² |
10 km² |
10 Mm² |
> 1 E+24 m² : 1 Tm² |
| 100 fm² |
100 pm² |
100 nm² |
100 µm² |
100 mm² = 1 cm² |
100 m² = 1 a |
100 km² |
100 Mm² |
|
| 1,000 fm² |
1,000 pm² |
1,000 nm² |
1,000 µm² |
10 cm² |
10 a |
1,000 km² |
1,000 Mm² |
|
| 10,000 fm² |
10,000 pm² |
10,000 nm² |
10,000 µm² |
100 cm² |
10,000 m² = 1 ha |
10,000 km² |
10,000 Mm² |
|
| 100,000 fm² |
100,000 pm² |
100,000 nm² |
100,000 µm² |
1,000 cm² |
10 ha |
100,000 km² |
100,000 Mm² |
|
| SI derived unit square metre, from base unit metre |
Conversion of units for area |
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