SU 1.º Dezembro
Tier 4Campeonato de Portugal, Série 4Sintra, Lisboa, PortugalOn the globe
- Founded
- 1880
- Ground
- Campo Conde Sucena1,000 seats · opened 1935
- Full name
- Sociedade União 1º Dezembro
- Website
- su1dezembro.com
- Reserve side
- SU 1.º Dezembro B
Who owns SU 1.º Dezembro
The club itself enters the senior team in 2026-27 ("Su 1.º Dezembro" on the results centre), although a 1.º de Dezembro Futebol SAD has existed since 2018; which entity holds the registration is not confirmed.
Owned by its members
As of October 2026Medium confidenceSources: Racius, Federação Portuguesa de Futebol
1.º Dezembro’s finances
From its published accounts and league records. Figures compare only with clubs at the tier it played that season.
- Public money
- €32k
- paid, 2021, 1 records
League figures, wage bills, budgets and public money 1 records
| Public money, season or year | Total | Records |
|---|---|---|
| 2021 | €32kpaid | 1 |
- 2021€32kpaid from Instituto Português do Desporto e Juventude, I.P.: PRID. Source: Inspeção-Geral de Finanças
Where 1.º Dezembro has played
Season by season
- 2026-274Campeonato de Portugal, Série 4
- 2025-263Liga 3, Série B, relegated
- 2024-253Liga 3, Série B
- 2023-243Liga 3, Série B
- 2022-234Campeonato de Portugal, Série C, promoted
- 2020-213Campeonato de Portugal, Série F, relegated
- 2019-203Campeonato de Portugal, Série D
- 2018-193Campeonato de Portugal, Série D
- 2017-183Campeonato de Portugal, Série D
- 2016-173Campeonato de Portugal, Série G
Not yet established
What we looked for and could not find in public sources. If you know, send a correction with a source.
- The club's accountsSU 1.º Dezembro played tiers 3–4 in 2021-22 to 2025-26 as a members' association (Sociedade União 1º Dezembro), which has no duty to post accounts; none were found on its site. Its public money is in the grants collection.
- Which legal entity fields the teamThe 2026-27 label names the club, but a 1.º de Dezembro Futebol SAD exists (incorporated 2018); which entity holds the Campeonato de Portugal registration was not confirmed.
Sources8
- 1.º de Dezembro Futebol SAD – Racius Racius, Database. Checked 4 October 2026.
- Centro de Resultados – Campeonato de Portugal 2026-2027 Federação Portuguesa de Futebol, Federation. Checked 3 October 2026.
- Centro de Resultados – Sabseg | CD I Divisão: jornada Federação Portuguesa de Futebol, Federation. Checked 3 October 2026.
- Wikidata Wikidata, Wikipedia / Wikidata. Checked 3 October 2026.
- Wikidata Wikidata, Wikipedia / Wikidata. Checked 3 October 2026.
- Wikidata Wikidata, Wikipedia / Wikidata. Checked 3 October 2026.
- S.U. 1º Dezembro Wikipedia (en), Wikipedia / Wikidata. Checked 3 October 2026.
- Lista de clubes de futebol de Portugal Wikipedia (pt), Wikipedia / Wikidata. Checked 3 October 2026.
Also on Wikidata (Q1323096).