Castro Marim · report
People and new homes in Castro Marim
In 2025 the population grew by 36 while 14 homes were finished: 2.6 new residents for every new home.
- New residents per new home, 2025
- 2.6
- Population change, 2025
- +36
Population change and homes finished in Castro Marim
The population's yearly change, net migration plus births minus deaths, against homes finished. INE.
Population change
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| Year | Population change |
|---|---|
| 2025 | 36 |
| 2024 | 203 |
| 2023 | 239 |
| 2022 | 292 |
| 2021 | 309 |
Homes finished
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| Year | Homes finished |
|---|---|
| 2025 | 14 |
| 2024 | 14 |
| 2023 | 24 |
| 2022 | 36 |
| 2021 | 28 |
Year by year
| Year | Net migration | Births minus deaths | Population change | Homes finished |
|---|---|---|---|---|
| 2021 | +359 | −50 | +309 | 28 |
| 2022 | +346 | −54 | +292 | 36 |
| 2023 | +303 | −64 | +239 | 24 |
| 2024 | +267 | −64 | +203 | 14 |
| 2025 | +102 | −66 | +36 | 14 |
Population change is INE's net migration plus births minus deaths, by municipality since 2021. Homes finished are dwellings completed in new buildings. A home houses a household, not a person: two or three new residents per new home is roughly one home per new household.
Other reports for Castro Marim
At the median sale price, a 90 m² home costs €243,900. With 10% down and a 30-year mortgage, the payment is €925 a month. Banco de Portugal caps it at 50% of a household's net income.
- Payment, two incomes
- 42%
- Payment, one income
- 85%
Owning and renting a 90 m² home cost about the same each month. Owning counts interest, running costs and the return the deposit could earn, at the median sale price. Repaying the loan is saving, so it is left out.
- Rent per month
- €826
- Owning per month
- €856
117.6% more homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 64
- Per 1,000 residents
- 8.5
Over the last 12 months, buyers domiciled abroad paid 12.6% less per m² than buyers living in Portugal.
- Abroad against residents
- −12.6%
9.7% of the 8,507 homes counted in the 2021 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2021 census
- 9.7%
- Empty homes
- 821
In 2025, 6% of the buildings finished were work on existing buildings: extensions, alterations and reconstructions.
- Work on existing buildings, 2025
- 6%
- Reconstructions per 100 new buildings
- 6.7
Public bodies signed €295.7K of housing works here in 2017, and €335.6K since 2012.
- Signed in 2017
- €295.7K
- Per resident, 2017
- €39
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