neighbourhood in Alphen aan den Rijn
Nieuwe Sloot
1,820 residents · postal code 2406 · Part of Lage Zijde, Alphen aan den Rijn
A quarter of the homes in Nieuwe Sloot date from after 2000, a young family district in Alphen aan den Rijn where children live in nearly four of every ten households. Safety earns a 6.8 and the overall grade a 6.2. At €389,000 the average value stays below the median. Space and quiet is the weak point at 4.7, and crime, at 25.9 offences per 1,000 people present, runs just above the national midpoint.
- no. 4,036 of 13,075 neighbourhoods with a grade
- no. 53 of 93 in Alphen aan den Rijn
How Nieuwe Sloot scores
Do some of these matter more to you than others?
The figures ⌄Safety
Registered crimes per 1,000 people present per year: residents plus business activity. Figures for small neighbourhoods are smoothed.
In 2025, 60 crimes were recorded here. The figures above are per 1,000 people present (residents + businesses).
Tick = Dutch median
The safest neighbourhoods in Alphen aan den Rijn →The most dangerous neighbourhoods in Alphen aan den Rijn →
The figures ⌄Amenities
Average distance to everyday amenities, compared with the Dutch median.
Tick = Dutch median
The figures ⌄Wealth & income
What the homes are worth, what residents earn and how many homes stand empty. It describes the area, not the people living in it.
Not counted
Part of this score's subject, but not part of the grade.
Tick = Dutch median
The figures ⌄Quiet & nature
How tightly the addresses sit together, how much noise there is, and how much green, trees and water surround it.
Not counted
Part of this score's subject, but not part of the grade.
Not part of the grade: air quality varies mostly between regions, barely between neighbourhoods within one municipality. WHO guideline: 5 µg/m³. Calculated annual mean, RIVM 2024.
Tick = Dutch median
The quietest, greenest neighbourhoods in Alphen aan den Rijn →
The figures ⌄Families
How practical this area is with children: distance to school and childcare, and how many children already live here.
Tick = Dutch median
The best neighbourhoods for families in Alphen aan den Rijn →
Who lives here
Nieuwe Sloot has strikingly many residents aged 25 to 45: 30%, against 22% in the average Dutch neighbourhood.
Age profile
- 0–1519%
NL median 14%
- 15–2510%
NL median 11%
- 25–4530%
NL median 22%
- 45–6525%
NL median 28%
- 65+16%
NL median 22%
Share of residents per age group (CBS, 2025). All five bars share one scale, so their lengths can be compared with each other.
Average household size
2.2 — around the average
NL median 2.3
Single-person households
34% — more than average
NL median 31%
Households with children
37% — around the average
NL median 35%
Residents per km²
6,847 — far more densely populated than average
NL median 2,364
Tick = Dutch median. Households with children counts towards Families, population density towards Quiet & nature; the other figures here get no grade.
Frequently asked questions
How is the grade for Nieuwe Sloot calculated?
Nieuwe Sloot scores 7.7 as its total score. That grade is a national position: we weigh four equally heavy scores — safety, amenities, wealth & income and quiet & nature — and see where Nieuwe Sloot lands among every neighbourhood in the Netherlands. So it is not the mean of the four grades, but a place in the queue. All from open data published by CBS and the police.
Is Nieuwe Sloot a safe neighbourhood?
Nieuwe Sloot scores 6.8 on safety, based on registered crimes per 1,000 people present (25.9 per year). The national median is around 24.1.
The best and worst neighbourhoods of Alphen aan den Rijn
Same total grade, same yardstick — from the top to the bottom of Alphen aan den Rijn.
More about this area
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