Neighbourhood Olofsbuurt

Neighbourhood in district Hof van Delft · municipality Delft · Zuid-Holland

  • 1.638 homes
  • 3.565 inhabitants
  • avg. year of construction 1929
  • avg. WOZ € 373.000

Boundary according to the CBS district and neighbourhood map 2024. Zoom in for individual homes; click a home for details. Open in the properties map

Homes in Olofsbuurt

Homes
1.638
addresses with residential function (BAG)
Average build year
1929
Average living area
90 m²
Housing stock (CBS)
1.638
2025

Home type

  • Apartment 63% 1.033
  • Mid-terrace house 31% 506
  • End-terrace house 5% 83
  • Semi-detached house 1% 11
  • Detached 0% 5

Energy label

  • A or better 7% 114
  • B 11% 177
  • C 15% 251
  • D 14% 231
  • E 9% 146
  • F 17% 272
  • G 26% 419
  • No label 2% 28

Building period

  • Built before 1945 82% 1.339
  • 1945–1969 0% 6
  • 1970–1989 11% 173
  • 1990–2009 6% 103
  • Unknown 1% 17

Residents

Residents
3.565
January 1, 2025
Households
2.210
avg. 1,6 people
One-person households
65%
Households with children
14%
Population density
18.198
inhabitants per km²
Area
0,2 km²

Age distribution

  • 0–15 years 8% 290
  • 15–25 years 25% 895
  • 25–45 years 35% 1.235
  • 45–65 years 18% 655
  • 65 years and older 14% 490

Housing and value

Average WOZ value
€ 373.000
CBS 2024
Owner-occupied homes
50%
Rental homes
50%
21% housing association
Single-family homes
35%
65% multi-family
Built in the last 10 years
0%
Unoccupied properties
7%
New build in the year
0
delivered homes

The WOZ value is the average of all homes in the area (valuation date January 1 of the previous year), not the market value of a specific property.

Energy

Avg. electricity consumption
2.070 kWh
per dwelling per year
Avg. feed-in
200 kWh
solar power per home
Avg. gas consumption
790 m³
per dwelling per year
Homes with solar panels
13%
Gas-free
1%
Mainly electrically heated
2%
Heating (WarmteAtlas)
94% central heating, 1% block
2022
Geothermal potential
Ongunstig
Slochteren formation

Consumption is the average of all homes with a connection in the area (CBS); the label distribution is shown under "Woningen".

Amenities and accessibility

Large supermarket
500 m
avg. distance
General practice
500 m
avg. distance
Primary school
400 m
avg. distance
Daycare
300 m
avg. distance
Schools within 3 km
21
Urbanity
Highly urbanised
5.123 addresses per km²
Cars per household
0,4
836 passenger cars
Company locations
390
of which 40 retail and hospitality

Road distances, averaged for all residents of the area (CBS).

Living environment: noise, water, air, light and green

Average noise level (Lden)
56 dB
municipality 55 dB
Homes with road traffic above 55 dB
32%
municipality 34%
Homes with rail traffic above 55 dB
0%
municipality 1%
Homes with air traffic above 48 dB
0%
municipality 0%
Homes with wind turbine noise above 40 dB
0%
's nachts wegverkeer boven 50 dB
18%
municipality 12%

Noise level of the 1.638 homes

  • 51–55 dB: moderately 64% 1.044
  • 56–60 dB: busy 19% 310
  • 61–65 dB: noisy 17% 276
  • 66–70 dB: very noisy 0% 8

Flooding

Homes that may flood
0%
municipality 44%
Of which more than 0.5 m water
0%
Of which more than 2 m water
0%
Maximum water depth
none

Air, light and green

NO₂
18,5 µg/m³
100% above WHO advice (10)
PM2,5
9,0 µg/m³
100% above WHO recommendation (5)
PM10
16,2 µg/m³
100% above WHO advice (15)
Night lighting
Clear
municipality: very bright
Green within 500 m
36%
municipality 50%

Noise: RIVM noise maps (road and rail 2020, aviation 2022, wind turbines 2024), annual average Lden per 10 m, sampled at each address. Flooding: LIWO (Rijkswaterstaat), map of maximum water depth; depth says nothing about probability. Air: RIVM annual average concentrations at 25 m. Light: RIVM light emission map 2023. Green: RIVM green map 2022, share of green within 500 m. Turn the noise map on in the map above.

Climate and safety

Apparent temperature on a hot day
45 °C
extreme heat stress
Homes with extreme heat stress (41 °C or higher)
96%
municipality 81%
Urban heat island effect
more than 2 °C
on average warmer than the surrounding area
Homes with a cool spot within 300 m
79%
municipality 89%
Dry floor at the most severe flood
100%
Homes with increased risk of groundwater nuisance in 2050
100%
municipality 40%
Homes with a stormwater channel alongside the house
11%
municipality 11%
Homes in the magnetic field zone of a high-voltage line
0%
municipality 0%
Homes within 1 km of a wind turbine
0%
municipality 0%

Climate Impact Atlas 2026 (CC BY 4.0): perceived temperature and heat island 2022, cool spots, location-specific flood probability (at least 20 cm water), dry floors, risk of groundwater nuisance 2050 (high scenario), flow paths at 70 mm precipitation per hour; sampled per dwelling. High-voltage lines: RIVM Netkaart with calculation distances. Wind turbines: RIVM. Turn on the heat map on the map above.

Safety

Crimes per 1,000 inhabitants
33
Sep 2025 – Aug 2026
Registered crimes
118
+18% vs. the previous year
Residential burglaries per 1,000 homes
0,6
1 burglary
Municipality
57
per 1,000 inhabitants
Netherlands
45
per 1,000 inhabitants

Types of crimes (last 12 months)

  • Fietsdiefstal 29% 34
  • Vernieling 14% 16
  • Diefstal uit auto 8% 10
  • Mishandeling 5% 6
  • Bedreiging 2% 2
  • Woninginbraak 1% 1
  • Autodiefstal 1% 1
  • Leefbaarheid (overig) 1% 1

Per year

  1. 962021
  2. 972022
  3. 1002023
  4. 1042024
  5. 1022025

Source: police, registered crimes per area (CBS/police open data, monthly figures). Per 1,000 inhabitants based on the area's population; not every crime is reported.

Liveability

Very good Liveability meter 2024

very insufficientexcellent

Liveability
Very good
class 8 of 9, measurement 2024
Score
4,23
+0,12 vs. the national average
Since the previous measurement
−0,01
measurement 2022: Very good
Municipality
More than sufficient
score 4,05

Five dimensions, deviation from the national average

  • Physical environment green, water, buildings, noise −0,02 sufficient
  • Housing stock type, construction year, ownership −0,02 sufficient
  • Amenities shops, schools, healthcare, public transport +0,18 very good
  • Social cohesion population composition, relocations −0,05 weak
  • Nuisance and insecurity crime and nuisance +0,03 sufficient

Source: Leefbaarometer 3.0 (Ministry of the Interior and Kingdom Relations, CC0), biennial estimate based on over a hundred characteristics; the score expresses how residents rate livability on average. Negative = below the national average.

Soil and foundation

Soil subsidence (total)
−1,0 mm per year
municipality −1,5 mm
Soil subsidence (shallow)
−0,4 mm per year
peat and clay that subside
Expected decrease until 2050
3 cm
high scenario
Homes at risk of pile rot
0,0%
zeer laag, municipality 0,2%
Pile rot in 2050
0,0%
high scenario, drier summers
Difference projection in 2050
1,7%
houses on pile with risk

Source: Klimaateffectatlas 2026 (CC BY 4.0): subsidence from satellite measurements (Bodemdalingskaart), foundation risk per neighbourhood (Deltares/KCAF, share of homes with wooden piles or on slab at risk). A neighbourhood average, not a statement about a single property.

Income and work

Avg. income per resident
€ 35.000
per year
Avg. income per income recipient
€ 39.400
per year
Median household wealth
€ 26.000
Net labour participation
70%
from 15 to 75 years
Self-employed
15%
of the working population
Top 20% incomes
21,4%
share of people (nationally 20%)