City in Portugal

Cascais

Cascais is a seaside town on the Estoril coast west of Lisbon, with 222,339 residents in the municipality (2024). AIMA counted 56,383 foreign residents there at the end of 2025, the fourth-most in Portugal, and has a store in the town. [N1] [G1] [M4] [M1]

Country
Portugal
Region
Lisboa
Population
222,339 in 2024. Cascais municipality (concelho): INE resident population estimate for 2024. [N1]
Settings
By the sea [G1]
Weather
Mild, never too hot [Cascais W1] [W2]

Why it is here

Why Cascais is on the list.

A city is listed when there is evidence that people move there. This is the evidence.

  • AIMA counted 56,383 foreign residents in Cascais at the end of 2025, the fourth-most of any municipality. The 2021 Census counted 23,499 foreign nationals there, 10.97% of residents. [M4] [M2] [M3]
  • AIMA has a store in Cascais at Rua da Misericórdia 1. [M1]
  • St. Julian's School, in Carcavelos in the municipality, is a British international school for ages 3 to 18 founded in 1932, with an IB Diploma and Career-related Programme in its secondary school. [Cascais S1] [G1]

The Fernshore Index

How it grades, factor by factor.

Each grade is against a published measure, with its source and the date we checked it. It is research information, not advice. Where we have no figure, the row says Unknown.

The country

More on Portugal.

Cities

Other cities in Portugal.

Questions about Cascais.

How many foreigners live in Cascais?

AIMA counted 56,383 foreign residents in Cascais at the end of 2025, the fourth-most of any municipality. The 2021 Census counted 23,499 foreign nationals, 10.97% of residents. The municipality had 222,339 residents in 2024 (INE).

Where is the AIMA store in Cascais?

AIMA has a store in Cascais at Rua da Misericórdia 1. Which office handles your case, if any, depends on your visa and permit, so check with AIMA before you travel.

Lojas AIMA (AIMA stores), Agency for Integration, Migration and Asylum (AIMA). Checked 15 October 2026

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Are there international schools in Cascais?

St. Julian's School, in Carcavelos in the Cascais municipality, is a British international school for ages 3 to 18, founded in 1932, with the IB Diploma and a Career-related Programme in its secondary school. Fees, places and other schools are unknown here.

St. Julian's School, St. Julian's School; Cascais, Wikipedia (secondary). Checked 15 October 2026

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What is the weather like in Cascais?

Fernshore has no climate normals for Cascais itself. The nearest IPMA stations give daily highs of 14.3 to 21.9 °C at Cabo da Roca, about 11 km west, and 15.3 to 29.0 °C at Lisbon's Tapada da Ajuda, about 20 km east.

Climate normals 1991–2020, Cabo da Roca, IPMA (Instituto Português do Mar e da Atmosfera); Climate normals 1991–2020, Lisboa / Tapada da Ajuda, IPMA (Instituto Português do Mar e da Atmosfera). Checked 15 October 2026

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Is Cascais expensive?

Fernshore has no Cascais price figure. Prices across Portugal average about 0.60 of United States prices (World Bank, 2025), which is a national average. Cascais rents, food and transport costs are unknown here, so check current adverts before relying on any figure.

Price level index (GDP), Portugal, World Bank. Checked 15 October 2026

Read the long answer

Sources

Where each figure comes from.

Every figure on this page links to the page we read, with the date we checked it.

  1. [N1] Municipal statistics: Cascais (December 2025 release), Statistics Portugal (INE). Checked 15 October 2026. Resident population estimate 222,339 for 2024 in the Cascais municipality (concelho); NUTS III Grande Lisboa: 2,156,612. INE annual estimates of resident population.
  2. [G1] Cascais, Wikipedia (secondary). Checked 15 October 2026. Says Cascais is a town and municipality on the Estoril Coast, a seaside resort since the 1870s; its history section places Carcavelos in the municipality.
  3. [M4] Relatório de Migrações e Asilo 2025 (Migration and Asylum Report 2025), Agency for Integration, Migration and Asylum (AIMA). Checked 15 October 2026. AIMA counted 56,383 foreign residents in Cascais at the end of 2025, the fourth-most after Lisboa, Sintra and Porto. Report dated September 2026; pages 8 and 9.
  4. [M1] Lojas AIMA (AIMA stores), Agency for Integration, Migration and Asylum (AIMA). Checked 15 October 2026. Lists Cascais at Rua da Misericórdia 1, 2750-434 Cascais.
  5. [Cascais W1] Climate normals 1991–2020, Cabo da Roca, IPMA (Instituto Português do Mar e da Atmosfera). Checked 15 October 2026. Nearest IPMA station on the coast (about 11 km west), not Cascais's own. Highs 14.3 to 21.9 °C; mean temperatures differ by 7.1 °C across the year: mild.
  6. [W2] Climate normals 1991–2020, Lisboa / Tapada da Ajuda, IPMA (Instituto Português do Mar e da Atmosfera). Checked 15 October 2026. Nearest IPMA station inland (about 20 km east), not Cascais's own. Highs 15.3 to 29.0 °C; mild.
  7. [M2] Population of foreign nationality (No.) by geographic location at the census date (series 1890-2021), Statistics Portugal (INE), Census. Checked 15 October 2026. Cascais: 23,499 residents of foreign nationality at Census 2021 (both sexes), read from the INE data API (indicator 0014407) on 15 October 2026.
  8. [M3] Proportion of resident population of foreign nationality (%) by place of residence, Census 2021, Statistics Portugal (INE), Census 2021. Checked 15 October 2026. Cascais: 10.97% of residents were of foreign nationality at Census 2021 (Portugal as a whole: 5.24%), read from the INE data API (indicator 0012314) on 15 October 2026.
  9. [Cascais S1] St. Julian's School, St. Julian's School. Checked 15 October 2026. The school's own site: British international school for ages 3 to 18 in Greater Lisbon; the secondary section lists an IB Diploma and CP. Its history page says it was founded on 24 November 1932 at Quinta Nova, and its contact page gives Av. Jorge V, 2775-588 Carcavelos.
  10. [C1] Price level index (GDP), Portugal, World Bank. Checked 15 October 2026. 2025: 60.37 (United States = 100), read from the World Bank API on 15 October 2026.
  11. [Portugal W1] Climate normals 1991–2020, Braga / Merelim, IPMA (Instituto Português do Mar e da Atmosfera). Checked 15 October 2026. Braga, the main city for Portugal's climate grade. Monthly highs 14.1 to 28.7 °C; April to September are 18 to 30 °C with under 150 mm of rain (6 comfortable months).
  12. [Portugal S1] Global Peace Index 2026, overall rank, Institute for Economics and Peace. Checked 15 October 2026. Portugal ranks 7th of 163 countries (score 1.427).
  13. [H1] UHC service coverage index (SDG 3.8.1), World Health Organization. Checked 15 October 2026. Portugal: 83 out of 100 (2023), read from the WHO Global Health Observatory API on 15 October 2026.
  14. [Q1] Expat Insider 2026: Ease of Settling In, InterNations (Expat Insider survey, private). Checked 15 October 2026. Portugal ranks 7th of 31 countries.
  15. [Q2] Expat Insider 2026: Quality of Life, InterNations (Expat Insider survey, private). Checked 15 October 2026. Portugal ranks 11th of 31 countries.
  16. [K1] Residence visa documents: remote work and retirement or passive income, Portuguese Ministry of Foreign Affairs (visa portal). Checked 15 October 2026. Lists remote work (digital nomads) with proof of average monthly income over three months of at least four times the monthly minimum wage, and a fixed residency for retirement or passive income; no age minimum, job offer or deposit is stated. The page gives no euro figure and no validity period.
  17. [K2] Fixed broadband subscriptions per 100 people, Portugal, International Telecommunication Union, via the World Bank. Checked 15 October 2026. 2024: 45.24 per 100 people, read from the World Bank API on 15 October 2026.
  18. [R1] Request a permanent residence permit (who can ask), Portuguese Government (gov.pt), service of the Agency for Integration, Migration and Asylum (AIMA). Checked 15 October 2026. Page updated 1 September 2026: holders of a temporary residence permit for at least 5 years; the page warns it may be out of date and points to the AIMA portal.
  19. [F1] EF English Proficiency Index 2025: Portugal, EF Education First (private test-taker index). Checked 15 October 2026. Score 612, global ranking #6; the 2026 edition was not yet published on 15 October 2026.
  20. [K3] Temporary stay documents: remote work, Portuguese Ministry of Foreign Affairs (visa portal). Checked 15 October 2026. Temporary stay visa for remote work: work contract, employer declaration or service contract, fiscal residence, and income of four times the monthly minimum wage averaged over three months; no age minimum stated. The page gives no stay length.
  21. [V1] Guaranteed monthly minimum wage 2026, Directorate-General for Employment and Labour Relations (DGERT). Checked 15 October 2026. €920 a month from 1 January 2026 (Decree-Law 139/2025); four times is €3,680. The 2027 figure is expected to rise, so the test needs reconfirming for 2027.
  22. [V2] Euro foreign exchange reference rate, US dollar, European Central Bank. Checked 15 October 2026. 15 October 2026: 1.1208 US dollars per euro (14 October 1.1195); €44,160 is about US$49,500.
  23. [V3] Visa information, Embassy of Portugal in Washington, D.C.. Checked 15 October 2026. US applicants: the list of national visa forms includes 'Resident Visa - Retirees, Living on Income and Religious Purposes' and 'Resident Visa - Remote Work'.
  24. [V4] Residence visa in Canada, Consulate General of Portugal in Toronto. Checked 15 October 2026. Canadian applicants served by Toronto: residence visas include digital nomads and retirees or people living on passive income (D7).
  25. [V5] Where should you lodge a visa application, Portuguese Ministry of Foreign Affairs (visa portal). Checked 15 October 2026. Australia: Consulate General in Sydney or Embassy in Canberra; New Zealand: Embassy in Canberra.

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