Administrative divisions of Solomon Islands
The Solomon Islands is divided into 10 first-level administrative divisions:
Largest cities in Solomon Islands
| # | City | Population |
|---|---|---|
| 1 | HoniaraCapital | 76,328 |
| 2 | Gizo | 6,154 |
| 3 | Lata | 553 |
Honiara is the largest urban area in the Solomon Islands with about 76,328 people.
Terrain, rivers & lakes
Highest terrain in the Solomon Islands: ≈ 2,315 m — read from the global elevation model, so summit heights are approximate. The physical map paints elevation bands from green lowlands to brown highlands.
No major named rivers or lakes are mapped for the Solomon Islands at this map scale.
Ethnic groups in Solomon Islands
Melanesian 95.3%, Polynesian 3.1%, Micronesian 1.2%, other 0.3% (2009 est.)
Regionally, Melanesian is the most common ethnic group across most of the 10 divisions, while Polynesian predominates in 1 division (Rennell and Bellona).
Source: CIA World Factbook (2009 est.) · regional dominance compiled by Glostats from censuses and surveys
Religions in Solomon Islands
Protestant 73.4% (Church of Melanesia 31.9%, South Sea Evangelical 17.1%, Seventh Day Adventist 11.7%, United Church 10.1%, Christian Fellowship Church 2.5%), Roman Catholic 19.6%, other Christian 2.9%, other 4%, unspecified 0.1% (2009 est.)
Regionally, Protestant is the most common religious group across most of the 10 divisions.
Source: CIA World Factbook (2009 est.) · regional dominance compiled by Glostats from censuses and surveys
Languages in Solomon Islands
Melanesian pidgin (lingua franca in much of the country), English (official but spoken by only 1%-2% of the population), 120 indigenous languages
Regionally, Melanesian pidgin is the most common language group across most of the 10 divisions.
Source: CIA World Factbook · regional dominance compiled by Glostats from censuses and surveys
Explore more
Sources: boundaries, cities, rivers and lakes from Natural Earth (public domain, 1:10m); elevation from the AWS Open Data terrain tiles (SRTM/GMTED); ethnic, religious and language shares from the CIA World Factbook; regional dominance compiled by Glostats from national censuses and surveys. Page generated 2026-10-19. More about our data.