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Population of Hoeilaart

Reference date: 2026-01-01

11,521

residents

The official population of Hoeilaart was 11,521 residents on 1 January 2026, ranking 324th among Belgium's municipalities.

Kapel Onze-Lieve-Vrouw Willerieken, a documented local view of Hoeilaart
Kapel Onze-Lieve-Vrouw WilleriekenFunkyxian · CC BY-SA 3.0 · Adapted for Belgium in Maps; changes were made.
Population density
561.1residents/km²
Rank in Belgium
324thout of 565 municipalities
Population change
-44
Reference date
2026-01-01

Official time series

Official time series: Hoeilaart2017–2026: 11,104–11,521.11,73211,49111,24911,00811,104201711,172201811,321201911,408202011,509202111,433202211,537202311,636202411,565202511,5212026
2017-01-01 – 2026-01-01

Source: official Statbel data · Statbel

View the exact data table
Official time series
202611,521561.1
202511,565563.2
202411,636566.7
202311,537561.8
202211,433556.8
202111,509560.5
202011,408555.6
201911,321551.4
201811,172544.1
201711,104542.3
201610,915533.1
201510,796527.3
201410,630519.2
201310,545515.0
201210,539514.7
201110,418508.8
201010,298503.0
200910,215498.9

Population

Who lives here

A complete, non-overlapping view of the registered population by age, from the same reference-date record.
Age structureShare of registered residents in five non-overlapping age groups.Under 18: 21.9%18–24: 8.4%25–44: 22.1%45–64: 27.1%65 and older: 20.6%
Reference date: 2026-01-01
View the exact data table
Registered residents by age group
Under 182,51721.9%
18–249648.4%
25–442,55022.1%
45–643,11727.1%
65 and older2,37320.6%

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