Tonga Administrative Divisions / Tonga

Overview

Item	Details
Division	5
District	23
Village	166
Coordinates	✅ Included (all levels)
Formats	JSON, NDJSON, CSV
License	CC-BY-4.0
Last Updated	2026-06-09
Website	openadmindata.org/to
API	openadmindata.org/api/to

Browse by Division

#	Division	Districts	Villages	Link
1	Tongatapu	7	68	Browse
2	Vava'u	6	44	Browse
3	Ha'apai	6	27	Browse
4	'Eua	2	15	Browse
5	Niuas	2	12	Browse

Data Files

File	Format	Description
all-division.json	JSON	All 5 division records
all-district.json	JSON	All 23 district records
all-village.json	JSON	All 166 village records
all-flat.json	JSON	Levels 1-2 flat array
all-flat.ndjson	NDJSON	Streaming format
all-flat.csv	CSV	Spreadsheet format
hierarchy.json	JSON	Nested tree
schema.json	JSON Schema	Data schema

Quick Start

Python

import json

with open("data/all-division.json", "r", encoding="utf-8") as f:
    data = json.load(f)

for r in data:
    print(f"{r['name']['local']} ({r['name']['en']}) — {r['children_count']['district']} districts")

JavaScript

import { readFileSync } from "fs";

const data = JSON.parse(readFileSync("data/all-division.json", "utf-8"));
console.log(`Total: ${data.length} divisions`);

Schema

Field	Type	Description
id	string	Unique identifier
level	integer	1=division, 2=district, 3=village
level_name	object	Level label (local + English)
name.local	string	Name in local script
name.en	string	English name
name.slug	string	URL-safe slug
parent	object/null	Parent division reference
ancestors	array	Full ancestor chain
children_count	object	Count of children per level
zip_codes	array	Postal codes (where available)
geo.lat	string	Latitude (WGS84)
geo.lon	string	Longitude (WGS84)

Full schema: data/schema.json

Hierarchy Browse

divisions/{division-slug}/
divisions/{division-slug}/{district-slug}/

Villages are listed inline in each district's README.

AI Integration

• llms.txt — Quick reference for AI agents
• llms-full.txt — Summary with per-division links
• Per-division data — Full data by division

Citation

Tonga Administrative Divisions Dataset (CC-BY-4.0)
URL: https://github.com/open-admin-data/tonga-administrative-divisions

See CITATION.cff for machine-readable citation.

License

• Data: CC-BY-4.0

Related

• Open Admin Data — Browse, search and explore administrative divisions for every country
• open-admin-data — GitHub organization with all country repos
• ListBase — Structured reference data for every country