Parliament

Tanzania

Composition

National Assembly · IPU Parline

Gender

Women 37.6%Men 62.4%

Age distribution

Under 304.9%

30–4540.2%

45+54.9%

Indicator	Value
Parliament	National AssemblyIPU Parline [2024]
Structure	UnicameralIPU Parline [2024]
Total seats	403 seatsIPU Parline [2024]
Electoral system	Plurality / majorityIPU Parline [2024]
Last election	2025-10-29IPU Parline [2024]
Next election (expected)	2030-10-31IPU Parline [2024]
Voter turnout	62.68 %International IDEA Voter Turnout [2015]
Speaker	Mussa Azzan ZunguIPU Parline [2024]
Women members (seats)	147 seatsIPU Parline [2024]
Women in parliament	39.5 %World Bank WDI [2025]
Average member age	No authoritative open source found

Section metadata

Data year2025

EditionDatabook 2026

Coverage10/11

LicenseCC-BY

Datasets on this page

IPU Parline
ipu_parline
Edition: 2024
International IDEA Voter Turnout
idea_voter_turnout
Edition: 2026
World Bank WDI
world_bank_wdi
Edition: 2024

About this data

Tanzania's parliament on Databook compiles 10 indicators from 3 open datasets including IPU Parline, International IDEA Voter Turnout, World Bank WDI. Key figures include parliament (National Assembly), structure (Unicameral). Data is referenced to 2025. Every value carries its source and publication year, published under open licenses.