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Ranking · Population & demographics · OW

Population & demographics in canton Obwalden

All Population & demographics rankings for the municipalities of canton Obwalden — the top 10 of each, linking to the full list.

Canton Obwalden overview →

Largest municipalities

BFS · STATPOP · 2025

Rank	Municipality	Residents
1	Sarnen	10'906
2	Alpnach	6'594
3	Kerns	6'557
4	Sachseln	5'300
5	Engelberg	4'377
6	Giswil	4'013
7	Lungern	2'132

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Growing municipalities

BFS · 2025

Rank	Municipality	Population growth
1	Lungern	2.9%
2	Alpnach	1.3%
3	Kerns	0.7%
4	Giswil	0.6%
5	Sarnen	0.4%
6	Sachseln	0%
7	Engelberg	-0.9%

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Shrinking municipalities

BFS · 2025

Rank	Municipality	Population change
1	Engelberg	-0.9%
2	Sachseln	0%
3	Sarnen	0.4%
4	Giswil	0.6%
5	Kerns	0.7%
6	Alpnach	1.3%
7	Lungern	2.9%

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Jobs per resident

BFS · STATENT · 2024

Rank	Municipality	Jobs per resident
1	Sarnen	0.83
2	Sachseln	0.66
3	Engelberg	0.62
4	Lungern	0.55
5	Alpnach	0.52
6	Kerns	0.38
7	Giswil	0.35

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Families & children

BFS · STATPOP · 2025

Rank	Municipality	Children & youth (0–19)
1	Kerns	21.6%
2	Alpnach	20.5%
3	Giswil	20.3%
4	Sachseln	19.9%
5	Lungern	19.6%
6	Sarnen	18.6%
7	Engelberg	15.1%

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Age structure

BFS · STATPOP · 2025

Rank	Municipality	Residents 65+
1	Engelberg	24.8%
2	Sarnen	24.6%
3	Lungern	23.7%
4	Sachseln	22.4%
5	Giswil	21%
6	Kerns	19.7%
7	Alpnach	19.2%

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Women share

BFS · STATPOP · 2025

Rank	Municipality	Women
1	Sachseln	50.8%
2	Sarnen	49.8%
3	Kerns	49.3%
4	Giswil	49.1%
5	Alpnach	48.9%
6	Lungern	48.5%
7	Engelberg	47.7%

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Foreign residents

BFS · STATPOP · 2025

Rank	Municipality	Foreign residents
1	Engelberg	30.3%
2	Alpnach	18.7%
3	Sarnen	18.4%
4	Giswil	15.1%
5	Sachseln	13.3%
6	Kerns	12.5%
7	Lungern	12.1%

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Population density

BFS + swisstopo · 2025

Rank	Municipality	Density
1	Sarnen	142/km²
2	Alpnach	117/km²
3	Sachseln	92/km²
4	Kerns	71/km²
5	Engelberg	58/km²
6	Giswil	47/km²
7	Lungern	46/km²

Full ranking →