86 cities · 5 states/provinces · Capital: Freetown · Africa
| Capital | Freetown |
| Continent | Africa |
| Region | Africa |
| Subregion | Western Africa |
| Languages | English |
| Currency | Leone (SLE) |
| Population | 7,650,154 |
| Density | 106.6/km² |
| Median Age | 19.4 |
| Urban Population | 44.8% |
| Birth Rate | 30.6 per 1K |
| Death Rate | 8.3 per 1K |
| Fertility Rate | 3.79 |
| GDP | $6.4 billion |
| GDP per Capita | $758 |
| HDI | 0.477 |
| Gini Index | 35.7 |
| Internet Users | 20.6% |
| Area | 71,740 km² |
| Driving Side | Right |
| Landlocked | No |
| Borders | GIN,LBR |
| Calling Code | ++232 |
| TLD | .sl |
| ISO Code | SL / SLE |
| UN Member | Yes |
| Independent | Yes |
| Life Expectancy | 61.8 years |
| # | City | State/Province | Population | Avg Temp | Elevation |
|---|---|---|---|---|---|
| 1 | Freetown | Western Area | 802,639 | 78°F | 125 ft |
| 2 | Bo | Southern Province | 174,354 | 80°F | 341 ft |
| 3 | Kenema | Eastern Province | 143,137 | 78°F | 597 ft |
| 4 | Koidu | Eastern Province | 124,662 | 77°F | 1,250 ft |
| 5 | Makeni | Northern Province | 87,679 | 81°F | 305 ft |
| 6 | Waterloo | Western Area | 55,000 | 79°F | 75 ft |
| 7 | Njala | Southern Province | 40,000 | 80°F | 220 ft |
| 8 | Lunsar | Northern Province | 22,461 | 80°F | 210 ft |
| 9 | Port Loko | North West | 21,308 | 80°F | 167 ft |
| 10 | Goderich | Western Area | 19,209 | 78°F | 33 ft |
| 11 | Kabala | Northern Province | 17,948 | 78°F | 1,421 ft |
| 12 | Segbwema | Eastern Province | 16,532 | 79°F | 591 ft |
| 13 | Bumpe | Southern Province | 16,123 | 80°F | 125 ft |
| 14 | Mile 91 | Northern Province | 15,491 | 80°F | 253 ft |
| 15 | Magburaka | Northern Province | 14,915 | 80°F | 325 ft |
| 16 | Kailahun | Eastern Province | 14,085 | 78°F | 1,014 ft |
| 17 | Binkolo | Northern Province | 13,867 | 80°F | 390 ft |
| 18 | Yengema | Eastern Province | 13,358 | 77°F | 1,280 ft |
| 19 | Rokupr | Northern Province | 12,744 | 80°F | 272 ft |
| 20 | Gandorhun | Southern Province | 12,288 | 80°F | 190 ft |