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Mértola

Municipality of the district of Beja (District of Beja), region Alentejo (NUTS III: Baixo Alentejo).

Mértola had 6.206 residents in the 2021 Census, of whom 36,8% were aged 65 or over; 9,0% of the population aged 15 or over had completed higher education.

Arriving here

6.206inhabitants (2021 Census)
284district-seat telephone code
1town hall7parish councils7schools

Mayor: Mário José Santos Tomé · Tel. 286610100 · Email: geral@cm-mertola.pt · www.cm-mertola.pt more contacts

Summary for arrivals. The telephone code is that of the district/region seat (ANACOM numbering plan), not exclusive to this municipality. School, parish-council and town-hall counts come from the official lists already on this site. Hospitals are NHS institutions whose official name includes the municipality.

Population (inh.)
  • 329 – 442
  • 630
  • 735 – 750
  • 816
  • 2.504
Density (inh./km²)
  • 2,4 – 2,9
  • 3,0
  • 4,3 – 4,5
  • 7,8
  • 10,3
Area (km²)
  • 71,5 – 104,0
  • 135,9
  • 166,7 – 216,7
  • 275,4
  • 322,8
Quantile classes
Hover (or tap) a parish to see the figures; click to open its page. Geometry: CAOP2025, Direção-Geral do Território (simplified).

The 7 parishes of Mértola

Sorted by resident population (2021 Census, 2025 geography). Click a header to sort; hover a row to highlight it on the map.

#ParishPopulationArea (km²)Inhab./km²
1Mértola2.504322,777,8
2União das freguesias de São Miguel do Pinheiro, São Pedro de Solis e São Sebastião dos Carros816275,383,0
3Santana de Cambas750166,724,5
4Corte do Pinto73571,4610,3
5Alcaria Ruiva630216,672,9
6São João dos Caldeireiros442103,954,3
7Espírito Santo329135,922,4
INE code (DTMN)
0209
Resident population
6.206
Area
1.292,87 km²
Density
4,8 inh./km²
Parishes
7
Share of district population
4,3%
Rank in the district (population)
9th of 14
National rank (population)
233rd of 308
National rank (density)
307th of 308
National rank (area)
6th of 308

INE, Censos 2021 (população residente, ind. 0014525, via dados.gov.pt); DGT, CAOP2025 (área e freguesias)

2021 Census in detail

Men
3.078 (49,6%)
Women
3.128 (50,4%)
Portuguese nationality
6.073 (97,9%)
Foreign nationality
133 (2,1%)
Ageing index
418,3 elderly per 100 young people
Private households
2.891
Average household size
2,10 people
Dwellings
8.675
Buildings
8.511
With higher education (15+)
9,0% (509)
Unemployment rate
6,67%

Population by age group

0-14546 · 8,8%15-24438 · 7,1%25-642.938 · 47,3%65+2.284 · 36,8%
Residents by age group (6.206 in total).

Source: INE, Censos 2021 (API de indicadores) — indicators 0014630, 0014631, 0014627, 0014623, 0014621, 0014635, 0014636, 0012328, 0012481, 0014632, licence CC BY 4.0.

2025 local elections

Municipal council

Registered
5.502
Voters
3.937 (71,56%)
Seats
5
ListVotes%Seats
PS (elected council president)2.30058,42%4
PCP-PEV99425,25%1
PPD/PSD.CDS-PP3448,74%0
CH1644,17%0

Municipal assembly

Registered
5.502
Voters
3.937 (71,56%)
Seats
15
ListVotes%Seats
PS2.17555,25%9
PCP-PEV1.07727,36%4
PPD/PSD.CDS-PP48412,29%2

Source: SGMAI — resultados oficiais das Autárquicas 2025. Official results; only the list that elects the council president is marked (the person’s name is not in these results).

Contacts

Mayor
Mário José Santos Tomé
Address
Praça Luís de Camões, 7750-329 Mértola
Telephone
286610100
Email
geral@cm-mertola.pt
Website
www.cm-mertola.pt

Source: DGAL — Portal Autárquico, Lista de Presidentes e contactos dos Municípios (atualizada 04/09/2026).

On the web

Source: Wikidata (CC0).

Neighbouring municipalities

Straight-line distance to the centroid of the district/region of Beja: 33,9 km.

Source: DGT, CAOP2025 (CC BY 4.0) — adjacência de limites; distância em linha reta entre centróides (licence CC BY 4.0).

Location in the district

Population (inh.)
  • 1.438 – 4.373
  • 4.839 – 6.206
  • 6.712 – 7.684
  • 8.874 – 13.757
  • 29.538 – 33.394
Density (inh./km²)
  • 4,8 – 8,5
  • 8,6 – 11,9
  • 12,1 – 13,8
  • 16,4 – 19,4
  • 25,4 – 29,1
Area (km²)
  • 168,4 – 264,9
  • 316,6 – 569,4
  • 648,2 – 777,9
  • 958,5 – 1.146,5
  • 1.292,9 – 1.720,6
Quantile classes · current municipality
Mértola highlighted. Click a neighbouring municipality to open its page. Geometry: CAOP2025, Direção-Geral do Território (simplified).

Other municipalities of the district of Beja

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