Solomon Islands Government About PICTs - GovernmentSovereign Democratic State. UN Member State (1978). Member of the Commonwealth (1978) Capital About PICTs - CapitalHoniara Population Mid-year population estimate744,407 2022 Land area Land area27,990 km² Max height above sea level About PICTs - Max height above sea level2,335 m EEZ area About PICTs - EEZ area1,553,440 km² Currency About PICTs - CurrencySolomon Islands dollar (SBD) Languages About PICTs - LanguagesEnglish. Pidjin GDP per capita (USD) Gross Domestic Product per capita$2,001 2021 Useful links National Parliament of Solomon Islands Welkam to the Solomon Islands Pacific Community Membership About PICTs - Pacific Community Membership1978