Region of France

Île-de-France

Île-de-France is a region of France. It covers about 12,100 km² (4,670 mi²), the 13th largest of the 18 regions in Natural Earth’s file for France, and about the same size as Vanuatu. About 12.4 million people live there (Wikidata, 2022).

In area0.98×the size ofVanuatu12,300 km² In people1.01×as many people asBolivia12.2 million

100 km

Vanuatu
Île-de-France

Facts

Area, measured	12,100 km²4,670 mi²
Official area	12,000 km²Wikidata · agrees with our measure
Share of France	1.9%of the area of the 18 regions
Rank by area	13th of 18regions of France
Population	12.4 millionWikidata, 2022
Density	1,023 people per km²
Capital	Paris
Latitude range	48°N to 49°N
Type	RegionFR-IDF

What the numbers say about Île-de-France

Île-de-France covers 1.9% of the area of France and ranks 1st of 18 by population, against 13th by area.
It would take 52.6 regions the size of Île-de-France to cover France.
The largest, Nouvelle-Aquitaine, is 7.02× the size of Île-de-France; the smallest, Mayotte, is 3.3% of it.
Closest in size within France: Corsica (France) (8,670 km², 1.40×) and Brittany (27,300 km², 2.26×).
Counted as a country, Île-de-France would be larger than 77 of the 239 countries and territories listed on sizeversus, and would rank 163rd by area, between Vanuatu (12,300 km²) and Falkland Islands (11,600 km²).
With 12.4 million people it would rank 79th of 238 by population.
Île-de-France has 1,023 people per km², about the density of Bangladesh, which has 1,252 per km².
That makes Île-de-France the most densely populated of the 18 regions, 9.57× the average for France (107 per km²).
Île-de-France has 295× the density of French Guiana, the least crowded of the 18: 1,023 against 3.5 people per km².
On a standard web map (Web Mercator), a place at 49°N is drawn about 2.3× too large in area, so Île-de-France looks bigger there than it is.
Laid out flat, Île-de-France stretches about 123 km north to south and 153 km east to west.
Wikidata's official figure of 12,000 km² agrees with our measured area of 12,100 km², to within 2%.

About the same size as

About as many people as

Beside the regions of other countries

The closest region by area and by people in each of the other countries that have regional pages here, within a factor of 2. All 395 regions side by side.

ChinaAreaTianjin1.05× · 11,500 km² PeopleTianjin89% · 13.9 million (2020)
United StatesAreaConnecticut0.95× · 12,700 km² PeopleIllinois0.97× · 12.8 million (2020)
IndiaAreaTripura1.13× · 10,700 km² PeopleJammu and Kashmir1.01× · 12.3 million (2011)
GermanyAreaSchleswig-Holstein78% · 15,400 km² PeopleBavaria0.95× · 13.0 million (2022)
ItalyAreaAbruzzo1.11× · 10,900 km² PeopleLombardy1.23× · 10.1 million (2019)
SpainAreaMurcia1.07× · 11,300 km² PeopleAndalusia1.44× · 8.6 million (2024)
JapanAreaNiigata0.97× · 12,500 km² PeopleTokyo87% · 14.3 million (2022)
BrazilAreaSergipe56% · 21,600 km² PeopleParaná1.08× · 11.4 million (2022)
CanadaAreanone within 2×PeopleOntario87% · 14.2 million (2021)
AustraliaAreanone within 2×PeopleNew South Wales1.45× · 8.5 million (2024)
MexicoAreaQuerétaro1.03× · 11,700 km² PeopleState of Mexico76% · 16.2 million (2015)
ThailandAreaPhetchabun0.97× · 12,400 km²Peoplenone within 2×

Where Île-de-France ranks

Île-de-France is the 13th largest of the 18 regions of France.

Ranked within France

All 18 regions of France, matched to countries

Compare Île-de-France

Sources and method

Outline: Natural Earth, 1:10m Admin 1 - States, Provinces, public domain: the 8 departments of this region in the file, joined along their shared borders.
Boundary: De facto, as drawn by Natural Earth.
Area: Measured on the WGS84 ellipsoid from the full-detail outline, shown rounded. The region’s whole area is counted, every island included.
Official figures: Area, population and capital from Wikidata (CC0), fetched 2026-11-12
Population: Wikidata, 2022. France’s units share the 2022 figures where Wikidata has them; the year is shown wherever the figure is.
Matching: Countries come from Natural Earth’s country file. Places whose status is contested and dependencies are never used as automatic matches. A region under 2,500 km² is matched against the small countries and island nations.
Data built: 2026-11-12

Full method