GM · AfricaSL · Africa

Gambia vs Sierra Leone: tax rates compared

Sierra Leone has an income tax rate of 30%, 5pp above Gambia's 25%. The 200-country average is 28%: Gambia sits below it, Sierra Leone sits above it. Gambia's figure is dated 2018-01-01 and Sierra Leone's 2021-01-01, so the two rates come from different data vintages.

Verified data covers five of the six tracked tax types for both countries; every rate below is cited to its source and dated.

At a glance

0102030405060Income25%30%Corporate25%27%VAT15%Capital Gains15%25%Wealth Tax0%
five shared taxes, side by side
Tax GM SLDifference
Income Tax25%30%SL +5 pp
Corporate Tax27%25%GM +2 pp
VAT15%15%match
Capital Gains Tax15%25%SL +10 pplargest gap
Wealth Tax0%0%match

Income Tax

Income Tax, side by side
CountryRateSource
Gambia25%Source: Gambia Revenue Authority — Personal Income Tax · as of 2018-01-01
Sierra Leone30%Source: Sierra Leone National Revenue Authority — 2022 NRA Tax Guide · as of 2021-01-01
Difference−5 ppSierra Leone higher

Corporate Tax

Corporate Tax, side by side
CountryRateSource
Gambia27%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Sierra Leone25%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Difference+2 ppGambia higher

Gambia has a corporate tax rate of 27%, 2pp above Sierra Leone's 25%. The 201-country average is 22.6%: both sit above it.

VAT

VAT, side by side
CountryRateSource
Gambia15%Source: Gambia Revenue Authority — Domestic Taxes FAQs · as of 2026-01-01
Sierra Leone15%Source: National Revenue Authority (Sierra Leone) — A Guide to the GST Legislation · as of 2009-03-01
Difference0 ppdisplayed rates match

Gambia and Sierra Leone share the same VAT rate: 15%. The 181-country average is 15%: Gambia matches the world average, Sierra Leone matches the world average. Gambia's figure is dated 2026-01-01 and Sierra Leone's 2009-03-01, so the two rates come from different data vintages.

Capital Gains Tax

Capital Gains Tax, side by side
CountryRateSource
Gambia15%Source: Gambia Revenue Authority — Domestic Taxes FAQs · as of 2026-07-19
Sierra Leone25%Source: National Revenue Authority, Sierra Leone — Finance Act 2021 (Section 13, amending Income Tax Act 2000 Section 57(1)) · as of 2021-01-01
Difference−10 ppSierra Leone higher

Sierra Leone has a capital gains tax rate of 25%, 10pp above Gambia's 15%. The 175-country average is 10.3%: both sit above it. Gambia's figure is dated 2026-07-19 and Sierra Leone's 2021-01-01, so the two rates come from different data vintages.

Wealth Tax

Wealth Tax, side by side
CountryRateSource
Gambia0%Source: Gambia Revenue Authority · as of 2026-07-18
Sierra Leone0%Source: Sierra Leone National Revenue Authority — Tax Laws & Regulations (official index) · as of 2026-07-18
Difference0 ppdisplayed rates match

Gambia and Sierra Leone share the same wealth tax rate: 0%. The 193-country average is 0.1%: both sit below it.

Not covered for both countries yet: Crypto Tax.