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São Félix da Marinha

Parish of the municipality of Vila Nova de Gaia (Vila Nova de Gaia), district of Porto.

São Félix da Marinha had 13.560 residents in the 2021 Census, 20,7% of whom were aged 65 or over, and 26,2% of the population aged 15 or over had completed higher education. It borders 6 parishes and its centroid is 6,4 km in a straight line from the centroid of the municipality of Vila Nova de Gaia.

Population (inh.)
  • 1.392 – 3.717
  • 5.461 – 10.551
  • 10.626 – 13.560
  • 13.918 – 18.409
  • 22.615 – 38.859
Density (inh./km²)
  • 333,4 – 838,6
  • 937,9 – 1.228,6
  • 1.253,1 – 2.073,5
  • 2.132,4 – 2.999,3
  • 3.141,6 – 7.359,7
Area (km²)
  • 1,0 – 4,7
  • 5,1 – 5,5
  • 5,9 – 7,5
  • 7,8 – 8,8
  • 8,9 – 19,4
Quantile classes · current parish
Parish highlighted. Click a neighbouring parish to open its page. Geometry: CAOP2025, Direção-Geral do Território (simplified).

The 24 parishes of Vila Nova de Gaia

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

#ParishPopulationArea (km²)Inhab./km²
1Arcozelo15.1448,501.781,7
2Avintes10.8368,821.228,6
3Canelas13.9186,902.017,1
4Canidelo28.0548,933.141,6
5Crestuma2.3734,68507,1
6Grijó10.62611,33937,9
7Gulpilhares11.6645,472.132,4
8Lever2.6147,84333,4
9Madalena10.5514,692.249,7
10Mafamude38.8595,287.359,7
11Olival5.5088,07682,5
12Oliveira do Douro22.6157,542.999,3
13Pedroso18.40919,43947,5
14Perosinho6.1425,291.161,1
15Sandim5.46113,56402,7
16Santa Marinha30.3155,925.120,8
17Seixezelo1.8171,451.253,1
18Sermonde1.3921,66838,6
19Serzedo7.6036,681.138,2
20São Félix da Marinha13.5607,931.710,0
21São Pedro da Afurada3.7171,003.717,0
22Valadares10.6585,142.073,5
23Vilar de Andorinho18.0037,072.546,4
24Vilar do Paraíso13.9855,302.638,7
Code (DTMNFR)
131717
Resident population (2021)
13.560
Area
7,93 km²
Density
1.710,0 inh./km²
Share of the municipality (population)
4,5%
Rank in the municipality (population)
10th of 24

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
6.573 (48,5%)
Women
6.987 (51,5%)
Portuguese nationality
13.213 (97,4%)
Foreign nationality
345 (2,5%)
Stateless
2 (less than 0.1%)
Ageing index
148,5 elderly per 100 young people
Private households
5.354
Average household size *
2,52 people
Dwellings
6.595
Classic family dwellings
6.590
Buildings
3.399
Buildings with 7 or more floors
19
With higher education (15+)
26,2% (3.062)
Unemployment rate *
9,68% (H 8,93% · M 10,45%)
Active / employed population
6.579 / 5.942

Population by age group

Population by age group0-14 years: 1.890 (13,9%); 15-24 years: 1.366 (10,1%); 25-64 years: 7.498 (55,3%); 65+ years: 2.806 (20,7%)0-141.890 · 13,9%15-241.366 · 10,1%25-647.498 · 55,3%65+2.806 · 20,7%
Residents by age group and share of the total (13.560).
Age groupTotalMenWomen
0-14 years1.890996894
15-24 years1.366725641
25-64 years7.4983.6103.888
65+ years2.8061.2421.564

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

Anta (Espinho) · Arcozelo · Serzedo · Grijó · Guetim (Espinho) · Espinho (Espinho)

Straight-line distance to the centroid of the municipality of Vila Nova de Gaia
6,4 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
11.848
Voters
7.241
Turnout
61,12% (2021: 55,05%)
Seats
13
ListVotes%Seats
PPD/PSD.CDS-PP.IL
GAIA SEMPRE NA FRENTE		3.62950,12%7
PS
Partido Socialista		2.30531,83%5
CH
CHEGA		7239,98%1
PCP-PEV
CDU - Coligação Democrática Unitária		3104,28%0
Blank votes1782,46%
Null votes961,33%

Most-voted list, which elects the parish-council president: PPD/PSD.CDS-PP.IL.

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.

Parish-council contacts

Address
Rua de São Félix, 733
São Félix da Marinha
4410-110 SÃO FELIX DA MARINHA
Telephone
227531711
Fax
227623468
Email
geral.felixmarinha@gmail.com
Website
www.jf-sfelixmarinha.pt

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

More information

Coordinates
41,03064, -8,62846
Wikipedia
São Félix da Marinha
Wikidata
Q1786429

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