Saint Kitts and Nevis vs Tonga: Average years of schooling vs. expected years of schooling

Saint Kitts and Nevis

10.85 years

in 2023

Tonga

10.91 years

in 2023

Saint Kitts and Nevis rank

72nd

Tonga rank

71st

Average years of schooling vs. expected years of schooling over time

Tonga currently reports 10.91 years against 10.85 years in Saint Kitts and Nevis, a difference of 0.0655 years.

Across all 19 years both countries report, Tonga has been ahead every year.

Saint Kitts and Nevis ranks 72nd and Tonga ranks 71st of 192 countries.

Indicator: Average years of schooling vs. expected years of schooling
Unit: years
Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 192 places, 6,079 data points, 1990–2023
Last refreshed: 07 August 2026

Average number of years (excluding years spent repeating individual grades) adults over 25 years participated in formal education.