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Seneffe

Reference date: 2026-01-01

11,568

residents

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

A documented local view of Seneffe
Documented local viewJean-Pol GRANDMONT · CC BY 2.5 · Adapted for Belgium in Maps; changes were made.
Population density
181.4residents/km²
Rank in Belgium
321stout of 565 municipalities
Population change
-63
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 permits2.4 new dwellings / 1,000 existing dwellingsBuilding permits: 2.4 new dwellings / 1,000 existing dwellings · national percentile 14/100
  2. Population density181.4 residents/km²Population density: 181.4 residents/km² · national percentile 27/100
  3. VAT-registered enterprises115.6 enterprises / 1,000 residentsVAT-registered enterprises: 115.6 enterprises / 1,000 residents · national percentile 72/100

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

Population and age

Population

11,568

residents

−63 since 2025 (−0.5%)

12% below Belgium’s municipal median · national percentile 43/100 among 565

2% below the municipal median in Hainaut Province · provincial percentile 47/100 among 69

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

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Population density

181.4

residents/km²

−1.0 since 2025 (−0.5%)

43% below Belgium’s municipal median · national percentile 27/100 among 565

31% below the municipal median in Hainaut Province · provincial percentile 30/100 among 69

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

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Age profile

43

years

Same as Belgium’s municipal median

2% above the municipal median in Hainaut Province

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

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Housing and built environment

Housing stock

5,422

dwellings

11% below Belgium’s municipal median · national percentile 44/100 among 565

5% below the municipal median in Hainaut Province · provincial percentile 47/100 among 69

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

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Building permits

2.4

new dwellings / 1,000 existing dwellings

Total: 13 dwellings

67% below Belgium’s municipal median · national percentile 14/100 among 565

18% below the municipal median in Hainaut Province · provincial percentile 40/100 among 69

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

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Land cover

Arable land

35.0

% of municipal area

Total: 2,234 ha

9% below Belgium’s municipal median · national percentile 39/100 among 565

9% below the municipal median in Hainaut Province · provincial percentile 37/100 among 69

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

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House sales

16.8

sales / 1,000 dwellings

Total: 91 sales

2% below Belgium’s municipal median · national percentile 43/100 among 565

10% below the municipal median in Hainaut Province · provincial percentile 22/100 among 69

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

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Mobility and connectivity

Scheduled public transport

117.5

departures / 1,000 residents

Total: 1,359 departures

18% above Belgium’s municipal median · national percentile 63/100 among 565

8% above the municipal median in Hainaut Province · provincial percentile 62/100 among 69

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

2

crossings

Belgium’s municipal median is 0; percentage comparison is not shown

100% above the municipal median in Hainaut Province

Period: · Source: Infrabel — public level crossings

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Fixed broadband coverage

98.2

%

0.1% below Belgium’s municipal median · national percentile 45/100 among 565

0.5% below the municipal median in Hainaut Province · provincial percentile 37/100 among 69

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 Hainaut Province

Period: · Source: BIPT Atlas Mobile

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Economy and employment

VAT-registered enterprises

115.6

enterprises / 1,000 residents

Total: 1,337 enterprises

13% above Belgium’s municipal median · national percentile 72/100 among 565

54% above the municipal median in Hainaut Province · provincial percentile 99/100 among 69

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

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Official time series

Official time series: Seneffe2019–2026: 11,433–11,568.11,67111,57011,46811,36711,433201911,480202011,407202111,465202211,520202311,624202411,631202511,5682026
2019-01-01 – 2026-01-01

Source: official Statbel data · Statbel

View the exact data table
Official time series
202611,568181.4
202511,631182.4
202411,624182.3
202311,520180.7
202211,465179.8
202111,407178.9
202011,480180.0
201911,433179.2

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