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De Bilt · report

Renovation in De Bilt

In 2024, 30% of the homes added came from existing buildings rather than new ones.

Homes from existing buildings, 2024
30%

Homes finished in De Bilt, by type of work

Dwellings added each year: by new building, and in existing buildings by transformation, splitting, rebuilding or a change of use. CBS, from the buildings register.

  • Conversions
  • Extensions
  • New buildings
Show the numbers
YearNew buildingsExtensionsConversionsTotal
202470—30100
202310—1525
202255—2580
202160—2585
2020130—40170
201930—2050
2018120—20140
201710—1525
2016100—20120
201540—2060
201450—1060
201370—40110

CBS counts dwellings, so renovation that adds no dwelling (refurbishing, insulating) is not counted. Homes gained in existing buildings are counted gross: homes lost to merging or demolition are not taken off. From 2012.

Other reports for De Bilt

At the average sale price, a home costs €729,588. With 10% down and a 30-year mortgage, the payment is €3,112 a month. The Netherlands sets no single cap on the payment: each year the law fixes how much of their income a household may spend on the mortgage, by income and interest rate.

Payment, two incomes
32%
Payment, one income
64%

Figures for Netherlands: De Bilt has no reliable figures of its own.

Renting the average home costs less each month than owning it. Owning counts interest, running costs and the return the deposit could earn, at the average sale price; rent is what private tenants pay on average, after housing benefit. Repaying the loan is saving, so it is left out.

Rent per month
€968
Owning per month
€2,020

307.7% more homes were licensed for construction in the last 12 months than in an average year of the past decade.

Licensed, 12 months
353
Per 1,000 residents
8.1

Sale prices have fallen by 3% or more 4 times since 1995. The deepest began in 2011.

Deepest fall
−25.2%
Recovery from the low
48 months

In 2025 the population fell by 103 while 13 homes were finished.

Homes finished, 2025
13
Population change, 2025
−103

5.5% of the 20,010 homes registered on 1 January 2026 had nobody living in them.

Empty, 2026
5.5%
Empty homes
1,105