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Zwammerdam, Alphen aan den Rijn

Zwammerdam scores 3.0 out of 5 on the Dutch government's livability index (Leefbaarometer). The average property valuation (WOZ) is €418.000, with 60% of homes owner-occupied. The area has 1,855 residents. Crime is categorised as 'low' relative to other Dutch neighbourhoods.

3.0

Livability

Average

Avg. WOZ value

€418.000

Crime risk

Low risk

Based on 6 government sources · Last updated 7 July 2026

Housing Market

Avg. WOZ value

€418.000

CBS Kerncijfers 2025

+5% vs city · +5% vs NL

Owner-occupied

60%

-6% vs city · +5% vs NL

View WOZ history for a specific address

Market Trends

Avg. sale price (2025)

€459.675

+3.2% vs. a year earlier

Premium over asking

+5.5%

average paid over (or below) the asking price

Sold above asking

74%

Median time on market

33 days

Market tension

2.1

months of supply at the current sales pace (lower = tighter)

Indicators 2026-Q1

Housing Stock

Construction period

1945-1965

Number of homes

625

Energy labels in the area

Based on 396 registered labels · Source: EP-Online

Gas-free

0%

District heating

0%

Solar installations

149

Livability

3.0/ 5
Safety
3.4
Amenities
2.4
Housing quality
3.2
Physical environment
3.0
Residents
3.1

Source: Leefbaarometer 2024

Safety

Low risk19.4 crimes per 1,000 residents↑ 9% vs last year

Theft

3.7 per 1,000

Violence

4.2 per 1,000

Vandalism

2.6 per 1,000

Source: CBS 2024

This is what we know about Zwammerdam.

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Demographics

Residents

1.855

Households

615

Age distribution

0–15: 11%15–25: 10%25–45: 27%45–65: 33%65+: 20%

Single-person

30%

Avg. household

2.2

Source: CBS

Living Environment

Air Quality

Source: RIVM 2022

Noise Levels

QuietAverage 49 dB

Flood Risk

Low risk

Ground & Heritage

Foundation risk

HighKwetsbaar gebied - 60-80 %

Soil

No known contamination

Measured at neighbourhood level (centre) · Source: RCE, foundations atlas, Bodemloket

Schools

Nearby Schools

Christelijke Basisschool Oranje Nassau

Primary · 334m

Satisfactory

Source: DUO 2026

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