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Seia

Municipality of the district of Guarda (District of Guarda), region Centro (NUTS III: Beiras e Serra da Estrela).

Seia had 21.755 residents in the 2021 Census, of whom 34,5% were aged 65 or over; 12,2% of the population aged 15 or over had completed higher education.

Arriving here

21.755inhabitants (2021 Census)
271district-seat telephone code
1town hall24parish councils15schools

Mayor: António Luciano da Silva Ribeiro · Tel. 238310230 · Email: cm-seia@cm-seia.pt · www.cm-seia.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.)
  • 144 – 245
  • 331 – 508
  • 515 – 725
  • 727 – 1.163
  • 1.265 – 5.963
Density (inh./km²)
  • 8,8 – 13,6
  • 20,1 – 31,5
  • 35,6 – 58,4
  • 59,6 – 87,3
  • 101,0 – 251,6
Area (km²)
  • 6,7 – 7,8
  • 8,3 – 11,8
  • 12,1 – 15,9
  • 17,7 – 26,2
  • 36,3 – 56,5
Quantile classes
Hover (or tap) a parish to see the figures; click to open its page. Geometry: CAOP2025, Direção-Geral do Território (simplified).

The 24 parishes of Seia

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

Download CSV parish list (UTF-8)

#ParishPopulationArea (km²)Inhab./km²
1Seia5.96323,70251,6
2São Romão2.54122,53112,8
3União das freguesias de Tourais e Lajes1.52926,1858,4
4Paranhos1.26521,2359,6
5Santiago1.1637,43156,5
6Santa Marinha8508,42101,0
7Loriga84836,2523,4
8Sandomil74513,2256,4
9Pinhanços7278,3387,3
10Santa Comba72511,8361,3
11União das freguesias de Torrozelo e Folhadosa70810,2069,4
12União das freguesias de Vide e Cabeça57056,4710,1
13União das freguesias de Carragozela e Várzea de Meruge54610,0854,2
14São Martinho5156,6677,3
15União das freguesias de Sameice e Santa Eulália50814,2735,6
16Sabugueiro40540,0710,1
17Travancinha38712,4731,0
18Vila Cova à Coelheira3557,6846,2
19Alvoco da Serra33137,578,8
20Sazes da Beira2457,7931,5
21Valezim24312,0920,1
22Girabolhos24117,7413,6
23Lapa dos Dinheiros2017,5726,6
24Teixeira14415,929,1
INE code (DTMN)
0912
Resident population
21.755
Area
435,69 km²
Density
49,9 inh./km²
Parishes
24
Share of district population
15,2%
Rank in the district (population)
2nd of 14
National rank (population)
111th of 308
National rank (density)
177th of 308
National rank (area)
65th of 308

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

2021 Census in detail

Men
10.296 (47,3%)
Women
11.459 (52,7%)
Portuguese nationality
21.396 (98,3%)
Foreign nationality
359 (1,7%)
Ageing index
361,1 elderly per 100 young people
Private households
9.177
Average household size
2,28 people
Dwellings
17.653
Buildings
14.713
With higher education (15+)
12,2% (2.402)
Unemployment rate
6,12%

Population by age group

0-142.077 · 9,5%15-241.796 · 8,3%25-6410.382 · 47,7%65+7.500 · 34,5%
Residents by age group (21.755 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
20.215
Voters
13.256 (65,58%)
Seats
7
ListVotes%Seats
PS (elected council president)6.55449,44%4
PPD/PSD4.48433,83%3
CH1.1198,44%0
PCP-PEV3222,43%0
CDS-PP2802,11%0

Municipal assembly

Registered
20.215
Voters
13.256 (65,58%)
Seats
25
ListVotes%Seats
PS6.35647,95%14
PPD/PSD4.32332,61%9
CH1.34310,13%2
PCP-PEV4393,31%0
CDS-PP2942,22%0

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
António Luciano da Silva Ribeiro
Address
Largo Dr. António Borges Pires, 6270-494 Seia
Telephone
238310230
Email
cm-seia@cm-seia.pt
Website
www.cm-seia.pt

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

On the web

Q76017 · Wikipedia · www.cm-seia.pt/

Source: Wikidata (CC0).

Neighbouring municipalities

Arganil (28,0 km) · Covilhã (18,9 km) · Gouveia (18,1 km) · Mangualde (24,2 km) · Manteigas (16,9 km) · Nelas (20,7 km) · Oliveira do Hospital (12,3 km)

Straight-line distance to the centroid of the district/region of Guarda: 47,1 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.)
  • 2.909 – 4.630
  • 5.148 – 5.887
  • 6.304 – 8.092
  • 8.413 – 12.222
  • 21.755 – 40.117
Density (inh./km²)
  • 10,1 – 13,7
  • 15,8 – 16,7
  • 23,3 – 25,3
  • 26,6 – 40,7
  • 49,9 – 56,3
Area (km²)
  • 122,0 – 206,8
  • 247,2 – 300,6
  • 361,5 – 435,7
  • 484,5 – 518,0
  • 712,1 – 822,7
Quantile classes · current municipality
Seia highlighted. Click a neighbouring municipality to open its page. Geometry: CAOP2025, Direção-Geral do Território (simplified).

Compare Seia with other municipalities… · Compare parishes…

Other municipalities of the district of Guarda

Aguiar da Beira · Almeida · Celorico da Beira · Figueira de Castelo Rodrigo · Fornos de Algodres · Gouveia · Guarda · Manteigas · Mêda · Pinhel · Sabugal · Trancoso · Vila Nova de Foz Côa

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