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Population of Silly

Reference date: 2026-01-01

8,431

residents

The official population of Silly was 8,431 residents on 1 January 2026, ranking 399th among Belgium's municipalities.

Thoricourt Castle, a documented local view of Silly
Thoricourt CastleFrDr · CC BY-SA 4.0 · Adapted for Belgium in Maps; changes were made.
Population density
123.0residents/km²
Rank in Belgium
399thout of 565 municipalities
Population change
+9
Reference date
2026-01-01

Official time series

Official time series: Silly2019–2026: 8,324–8,431.8,5028,4348,3658,2978,32420198,34820208,37720218,41520228,42020238,47520248,42220258,4312026
2019-01-01 – 2026-01-01

Source: official Statbel data · Statbel

View the exact data table
Official time series
20268,431123.0
20258,422122.8
20248,475123.6
20238,420122.8
20228,415122.7
20218,377122.2
20208,348121.7
20198,324121.4

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: 18.3%18–24: 8.9%25–44: 21.0%45–64: 29.1%65 and older: 22.8%
Reference date: 2026-01-01
View the exact data table
Registered residents by age group
Under 181,53918.3%
18–247498.9%
25–441,76821.0%
45–642,45729.1%
65 and older1,91822.8%

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