neighbourhood in Maassluis
Sluispolder Oost
3,360 residents · postal code 3141 · Part of Sluispolder, Maassluis
The numbers here pull in opposite directions: amenities earn a 7.5, while wealth lands at just 3.6. This is densely built ground, nearly 6,700 residents per square kilometre, with an average home value of €289,000, well below the national middle. Families are outnumbered — 42 percent of households are single-person. A supermarket sits 300 metres away, yet the nearest railway station is a good eleven kilometres off.
- no. 8,183 of 13,075 neighbourhoods with a grade
- no. 8 of 18 in Maassluis
How Sluispolder Oost 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, 103 crimes were recorded here. The figures above are per 1,000 people present (residents + businesses).
Tick = Dutch median
The safest neighbourhoods in Maassluis →The most dangerous neighbourhoods in Maassluis →
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 figures ⌄Families
How practical this area is with children: distance to school and childcare, and how many children already live here.
Tick = Dutch median
Who lives here
Sluispolder Oost has strikingly many residents aged 25 to 45: 29%, against 22% in the average Dutch neighbourhood.
Age profile
- 0–1515%
NL median 14%
- 15–2512%
NL median 11%
- 25–4529%
NL median 22%
- 45–6526%
NL median 28%
- 65+17%
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
2.0 — smaller than average
NL median 2.3
Single-person households
42% — far more than average
NL median 31%
Households with children
33% — around the average
NL median 35%
Residents per km²
6,694 — 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 Sluispolder Oost calculated?
Sluispolder Oost scores 5.3 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 Sluispolder Oost 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 Sluispolder Oost a safe neighbourhood?
Sluispolder Oost scores 4.6 on safety, based on registered crimes per 1,000 people present (23.8 per year). The national median is around 24.1.
The best and worst neighbourhoods of Maassluis
Same total grade, same yardstick — from the top to the bottom of Maassluis.
Highest grades
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More about this area
Nearby neighbourhoods
Sluispolder West
Maassluis
Ter Lucht
Midden-Delfland
Zuidbuurt
Maassluis
Binnenstad
Maassluis
Vertobuurt
Maassluis
Bloemenbuurt
Maassluis