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Lagoa (Nossa Senhora do Rosário)

Parish of the municipality of Lagoa (Lagoa), Autonomous Region of the Azores (Ilha de São Miguel).

Lagoa (Nossa Senhora do Rosário) had 5.407 residents in the 2021 Census, 14,3% of whom were aged 65 or over, and 17,7% of the population aged 15 or over had completed higher education. It borders 4 parishes and its centroid is 4,4 km in a straight line from the centroid of the municipality of Lagoa.

Population (inh.)
  • 365
  • 1.970
  • 2.919
  • 3.528
  • 5.407
Density (inh./km²)
  • 146,0
  • 167,2
  • 247,2
  • 406,2
  • 829,3
Area (km²)
  • 2,5
  • 4,9
  • 6,5
  • 14,3
  • 17,5
Quantile classes · current parish
Parish highlighted. Click a neighbouring parish to open its page. Geometry: CAOP2025, Direção-Geral do Território (simplified).

The 5 parishes of Lagoa

Hover a row to highlight it on the map. Click a header to sort.

#ParishPopulationArea (km²)Inhab./km²
1Cabouco1.9704,85406,2
2Lagoa (Nossa Senhora do Rosário)5.4076,52829,3
3Lagoa (Santa Cruz)3.52814,27247,2
4Ribeira Chã3652,50146,0
5Água de Pau2.91917,46167,2
Code (DTMNFR)
420103
Resident population (2021)
5.407
Area
6,52 km²
Density
829,3 inh./km²
Share of the municipality (population)
38,1%
Rank in the municipality (population)
1st of 5

INE, Censos 2021 (população residente por freguesia, geografia 2025, ind. 0014584); DGT, CAOP2025 (área). Population refers to the 2021 census moment, compiled by INE for the parish boundaries in force in 2025.

2021 Census in detail

Men
2.626 (48,6%)
Women
2.781 (51,4%)
Portuguese nationality
5.332 (98,6%)
Foreign nationality
75 (1,4%)
Ageing index
88,9 elderly per 100 young people
Private households
1.792
Average household size *
3,01 people
Dwellings
2.086
Classic family dwellings
2.082
Buildings
1.800
Buildings with 7 or more floors
0
With higher education (15+)
17,7% (803)
Unemployment rate *
7,21% (H 7,45% · M 6,95%)
Active / employed population
2.593 / 2.406

Population by age group

Population by age group0-14 years: 867 (16,0%); 15-24 years: 679 (12,6%); 25-64 years: 3.090 (57,1%); 65+ years: 771 (14,3%)0-14867 · 16,0%15-24679 · 12,6%25-643.090 · 57,1%65+771 · 14,3%
Residents by age group and share of the total (5.407).
Age groupTotalMenWomen
0-14 years867444423
15-24 years679323356
25-64 years3.0901.5161.574
65+ years771343428

Source: INE, Censos 2021 — indicators 0014630, 0014631, 0014627, 0014623, 0014621, 0014635, 0014636, 0012481, 0012328, 0014632, obtained from the INE indicators API on 24/09/2026 (licence CC BY 4.0). Parish geography of 2025 (CAOP2025). Nationality (Portuguese, foreign, stateless) is INE indicator 0014632. * Indicator published by INE only for 2013 parish geography (NUTS 2024); used because the parish has the same territory in both geographies (identical population by sex and age group). Ageing index = population aged 65+ ÷ population aged 0–14 × 100; share with higher education = residents with completed higher education ÷ residents aged 15 or over (our calculations from INE figures).

Neighbouring parishes

Rosto do Cão (Livramento) (Ponta Delgada) · Cabouco · Lagoa (Santa Cruz) · Rabo de Peixe (Ribeira Grande)

Straight-line distance to the centroid of the municipality of Lagoa
4,4 km

Neighbourhood calculated from official boundaries: DGT, Carta Administrativa Oficial de Portugal (CAOP) 2025 (licence CC BY 4.0); two parishes are neighbours when they share a boundary segment. The distance is the straight-line (great-circle) distance between the geometric centroid of the parish and that of the municipality (in territories with islets, of the main part), not a road distance.

2025 local elections — Parish assembly

Registered voters
4.954
Voters
2.548
Turnout
51,43% (2021: 47,58%)
Seats
9
ListVotes%Seats
PS
Partido Socialista		1.87573,59%7
PPD/PSD
Partido Social Democrata		57722,65%2
Blank votes562,20%
Null votes401,57%

Most-voted list, which elects the parish-council president: PS.

Source: SGMAI — official results of the local elections of 12 October 2025 (Secretary-General of the Ministry of Internal Administration), consulted on 25/09/2026. Percentages calculated by SGMAI over total voters.

Heraldry

Coat of arms: escudo de ouro, lagoa de azul aguada de prata, carregada de quatro peixes de vermelho, realçados de ouro, disposto 1, 2, 1; em chefe, ramo de oliveira de verde, frutado de negro e posto em faixa. Coroa mural de prata de três torres. Listel branco, com a legenda a negro: «LAGOA - MACEDO DE CAVALEIROS».

Flag: azul. Cordão e borlas de ouro e azul. Haste e lança de ouro.

Seal: nos termos da Lei, com a legenda: «Junta de Freguesia de Lagoa - Macedo de Cavaleiros».

Heraldic ordinance published by Edital n.º 477/2009, Diário da República n.º 93/2009, Série II de 2009-05-14 (issuer: Junta de Freguesia de Lagoa). Excerpt of the official text (coat of arms, flag and seal), reproduced unchanged.

Parish-council contacts

Address
Rua Dr. José Pereira Botelho, N.º 45
Rosário (SÃO MIGUEL)
9560-097 LAGOA
Telephone
296916187
Fax
296912811
Email
geral@juntarosario.org
Website
www.juntarosario.org

Source: DGAL - Portal Autárquico (Direção-Geral das Autarquias Locais), consulted on 25/09/2026.

More information

Patron saint (Wikidata)
Virgem Maria
Coordinates
37,74278, -25,58389
Official website
www.juntarosario.org
Wikipedia
Nossa Senhora do Rosário (Lagoa)
Wikidata
Q2052130

Source: Wikidata (data under CC0 1.0), consulted on 24/09/2026. The patron saint and coordinates are those recorded on Wikidata.

Sources: INE, 2021 Census (resident population) · DGT, CAOP2025 (area and parishes) · more details · Data updated on 24/09/2026