Riom · report
Renovation in Riom
In 2025, 19% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 19%
Homes authorised in Riom: new buildings and existing ones
Dwellings authorised each year, by the year the permit was granted: in new buildings, and by works on existing buildings (conversions, extensions, changes of use). SDES Sitadel.
- Existing buildings
- New buildings
Show the numbers
| Year | New buildings | Existing buildings | Total |
|---|---|---|---|
| 2025 | 103 | 24 | 127 |
| 2024 | 25 | 29 | 54 |
| 2023 | 16 | 13 | 29 |
| 2022 | 83 | 10 | 93 |
| 2021 | 26 | 57 | 83 |
| 2020 | 14 | 1 | 15 |
| 2019 | 30 | 7 | 37 |
| 2018 | 47 | 12 | 59 |
| 2017 | 141 | 9 | 150 |
| 2016 | 39 | 23 | 62 |
| 2015 | 31 | 15 | 46 |
| 2014 | 20 | 19 | 39 |
| 2013 | 52 | 8 | 60 |
Only permits that create dwellings are listed, so renovation that adds no home (refurbishing, insulating, re-roofing) is not counted. A permit is permission to build, not a finished home. The current year is left out until it is complete.
Other reports for Riom
At the median sale price, a 90 m² home costs €170,550. With 10% down and a 30-year mortgage, the payment is €664 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 15%
- Payment, one income
- 31%
Owning a 90 m² apartment costs less each month than renting it. Owning counts interest, running costs and the return the deposit could earn, at apartments' median sale price; rent is the asking rent. Repaying the loan is saving, so it is left out.
- Rent per month
- €952
- Owning per month
- €569
Figures for Puy-de-Dôme: Riom has no reliable figures of its own.
17.2% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 3,629
In 2022 the population grew by 140 while 63 homes were started: 2.2 new residents for every new home.
- New residents per new home, 2022
- 2.2
- Population change, 2022
- +140
11.5% of the 10,686 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 11.5%
- Empty homes
- 1,227