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Sint-Pieters-Leeuw

Reference date: 2026-01-01

37,055

residents

Explore Sint-Pieters-Leeuw through official statistics on population, age, housing, mobility, businesses and the local built environment, with sources and reference dates.

A documented local view of Sint-Pieters-Leeuw
Documented local viewAthenchen · CC BY 2.5 · Adapted for Belgium in Maps; changes were made.
Population density
911.2residents/km²
Rank in Belgium
61stout of 565 municipalities
Population change
+323
Reference date
2026-01-01

Key figures

At a glance

Twelve source-backed signals place this municipality in its demographic, housing, economic, land-use, mobility and connectivity context.

What stands out

  1. Building permits1.7 new dwellings / 1,000 existing dwellingsBuilding permits: 1.7 new dwellings / 1,000 existing dwellings · national percentile 9/100
  2. Population density911.2 residents/km²Population density: 911.2 residents/km² · national percentile 85/100
  3. Scheduled public transport177.2 departures / 1,000 residentsScheduled public transport: 177.2 departures / 1,000 residents · national percentile 85/100

Indicators use their latest available source period. The date is shown separately for every figure.

Population and age

Population

37,055

residents

+323 since 2025 (+0.9%)

183% above Belgium’s municipal median · national percentile 89/100 among 565

145% above the municipal median in Flemish Brabant · provincial percentile 90/100 among 63

Period: · Source: Statbel population by residence, nationality, marital status, age and sex, 2026

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Population density

911.2

residents/km²

+7.9 since 2025 (+0.9%)

184% above Belgium’s municipal median · national percentile 85/100 among 565

64% above the municipal median in Flemish Brabant · provincial percentile 79/100 among 63

Period: · Source: Statbel population by residence, nationality, marital status, age and sex, 2026

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Age profile

40

years

7% below Belgium’s municipal median

9% below the municipal median in Flemish Brabant

Period: · Source: Statbel population by residence, nationality, marital status, age and sex, 2026

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Housing and built environment

Housing stock

14,887

dwellings

144% above Belgium’s municipal median · national percentile 85/100 among 565

128% above the municipal median in Flemish Brabant · provincial percentile 85/100 among 63

Period: · Source: Statbel cadastral building stock, 2025 release

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Building permits

1.7

new dwellings / 1,000 existing dwellings

Total: 26 dwellings

Belgium’s municipal median is 4.1× this value · national percentile 9/100 among 565

the municipal median in Flemish Brabant is 3.7× this value · provincial percentile 4/100 among 63

Reference date: · Source: Statbel building permits by month and administrative geography

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Land cover

Arable land

34.8

% of municipal area

Total: 1,417 ha

10% below Belgium’s municipal median · national percentile 38/100 among 565

5% below the municipal median in Flemish Brabant · provincial percentile 42/100 among 63

Reference date: · Source: Statbel land cover according to the Land Register (SQLite)

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House sales

17.1

sales / 1,000 dwellings

Total: 254 sales

0.9% below Belgium’s municipal median · national percentile 47/100 among 565

6% below the municipal median in Flemish Brabant · provincial percentile 37/100 among 63

Reference date: · Source: Statbel real-estate deeds by statistical sector, 2013-2024

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Mobility and connectivity

Scheduled public transport

177.2

departures / 1,000 residents

Total: 6,566 departures

78% above Belgium’s municipal median · national percentile 85/100 among 565

25% above the municipal median in Flemish Brabant · provincial percentile 75/100 among 63

Scheduled service date: Published timetable; planned service, not observed operations. · Source: De Lijn static GTFS, STIB-MIVB static GTFS, TEC static GTFS, SNCB-NMBS static GTFS, Statbel population by residence, nationality, marital status, age and sex, 2026, Statbel statistical sectors 2026 (GeoJSON, EPSG:3812)

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Public level crossings

0

crossings

Same as Belgium’s municipal median

Same as the municipal median in Flemish Brabant

Period: · Source: Infrabel — public level crossings

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Fixed broadband coverage

98.8

%

0.4% above Belgium’s municipal median · national percentile 69/100 among 565

0.4% above the municipal median in Flemish Brabant · provincial percentile 72/100 among 63

Period: · Source: BIPT Atlas Fixed

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5G mobile coverage

100.0

%

Same as Belgium’s municipal median

Same as the municipal median in Flemish Brabant

Period: · Source: BIPT Atlas Mobile

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Economy and employment

VAT-registered enterprises

105.6

enterprises / 1,000 residents

Total: 3,913 enterprises

3% above Belgium’s municipal median · national percentile 56/100 among 565

6% below the municipal median in Flemish Brabant · provincial percentile 39/100 among 63

Reference date: · Source: Statbel VAT-registered enterprises by legal form, 2024

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Official time series

Official time series: Sint-Pieters-Leeuw2017–2026: 33,758–37,055.37,64836,15434,65933,16533,758201734,038201834,228201934,621202035,061202135,486202236,052202336,525202436,732202537,0552026
2017-01-01 – 2026-01-01

Source: official Statbel data · Statbel

View the exact data table
Official time series
202637,055911.2
202536,732903.2
202436,525898.1
202336,052886.5
202235,486872.6
202135,061862.1
202034,621851.3
201934,228841.7
201834,038837.1
201733,758830.9
201633,512824.8
201533,270818.8
201432,933810.6
201332,677804.3
201232,246793.6
201131,868784.3
201031,572777.1
200931,352771.6

Key figures

Municipalities in the same province with a similar population

Use these population patterns in Horizon Mapper for catchment and location-opportunity analysis. Horizon Mapper