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Saint-Ouen town hall

Saint-Ouen carries less debt per resident than 85% of compared communes

Sylvie de Almeida has been mayor of Saint-Ouen since March 21, 2026, elected by the 19 members of the municipal council. At the March 2026 municipal elections, Saint-Ouen, ensemble pour demain won 17 of the 19 seats in the first round on March 15, 2026, with 71.8% of the votes. Saint-Ouen is part of the Communauté de communes Nièvre et Somme.

Next municipal elections

March 2032

Councils are elected for six years; the council elects the mayor.

Register to vote ↗

Throughout this page, the median in Somme and the France median are the median of compared communes (those with an overall grade), each figure its own median. Saint-Ouen has 1,772 residents; every compared commune has 2,507 or more, so read its place among them with that in mind.

Mayor
Sylvie de Almeida
since March 21, 2026
Council members
19
including 3 deputy mayors
Turnout, March 2026
61%
first round · France median 57%
Debt per resident
€321
end of 2025 · France median €748
In brief

What stands out about Saint-Ouen’s town hall

Won in the first round

Saint-Ouen, ensemble pour demain won 71.8% of the votes on March 15, 2026, more than half, so there was no second round; 2 lists stood. It took 17 of the 19 seats: half the seats as the list ahead, and its share of the rest. The other lists share the remaining 2. Who’s in charge ↓

Turnout above most communes

61% of registered voters in Saint-Ouen voted on March 15, 2026: higher than in 67% of compared French communes. The median of compared communes in Somme was 60.2%; across France, 57.4%. 2026 elections ↓

Less debt per resident than most

Saint-Ouen owed €573K at the end of 2025, €321 per resident: lower than in 85% of compared French communes (France median €748). That equals 38% of a year’s running costs. The commune’s money ↓

Results as the Interior ministry published them; accounts from the DGFiP via OFGL. Nothing here is graded.

Who’s in charge

The council the voters chose

Seats as the March 2026 results gave them, one dot a seat.

Municipal council · 19 seatsSaint-Ouen municipal councilSaint-Ouen, ensemble pour demain: 17 of 19
Saint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSaint-Ouen, ensemble pour demainSAINT-OUEN, NOTRE PRIORITÉSAINT-OUEN, NOTRE PRIORITÉ19seats
  • Saint-Ouen, ensemble pour demain173 community seats
  • SAINT-OUEN, NOTRE PRIORITÉ20 community seats

As elected in the first round, March 15, 2026.

The list that comes first gets half the seats; the rest are shared in proportion among the lists with 5% or more, the winner included. So the winning list always has a majority. The same vote gave Saint-Ouen 3 seats on the council of the Communauté de communes Nièvre et Somme (community seats).

Source: Interior ministry, 2026 municipal election results (March 15 and 22), subject to corrections and appeals.

Who runs Saint-Ouen

4 authorities share the work

The commune is the tier closest to residents; the intercommunality, the département and the région do the rest.

Commune · the town hallMairie de Saint-Ouen

Births, marriages and deaths, the electoral roll, nursery and primary schools, local roads, planning permission, the municipal police, and what else the council takes on.

Mayor: Sylvie de Almeida · 19 councilors

Intercommunality · communauté de communesCommunauté de communes Nièvre et Somme

The services its communes share: usually waste collection, economic development and planning documents; often water and local buses.

DépartementConseil départemental · Somme

Social aid (RSA, care for older and disabled people, child protection), collèges, the département’s roads, and funding for fire and rescue.

RégionConseil régional · Hauts-de-France

Lycées, regional trains (TER) and coaches, economic development and job training.

Who to ask

Birth, marriage and death certificatesMairie de Saint-Ouen
Registering to voteMairie de Saint-Ouen
Nursery and primary schoolsMairie de Saint-Ouen
Building permits (filed at the town hall)Mairie de Saint-Ouen
Household waste (usually)Communauté de communes Nièvre et Somme
Collèges (ages 11 to 15)Conseil départemental · Somme
RSA, care for older people, child protectionConseil départemental · Somme
Lycées (ages 15 to 18)Conseil régional · Hauts-de-France
Regional trains (TER)Conseil régional · Hauts-de-France
ID cards and passportsAny town hall that takes applications, by appointment

The usual split of powers (service-public.fr); an intercommunality’s exact remit varies, so check its website for waste, water and buses.

Membership: COG 2026 (INSEE); intercommunality type: BANATIC, January 2025. What each tier does: service-public.fr.

Who represents Saint-Ouen

From the mayor to the intercommunality

The officials as the Interior ministry’s register lists them, and the council by list.

  1. 1
    Mayorsince March 21, 2026
    Sylvie de Almeida
  2. 2
    Deputy mayors3 adjoints, elected by the council
    Jean-Pierre CarleMarie-Micheline DorionÉric Petit
  3. 3
    Saint-Ouen municipal council19 seats by list
    Saint-Ouen, ensemble pour demain 17 · SAINT-OUEN, NOTRE PRIORITÉ 2
  4. 4
    Communauté de communes Nièvre et SommeSaint-Ouen holds 3 seats
    Community councilors are drawn from the council lists in the same vote.

Source: Interior ministry, national register of elected officials (RNE), August 11, 2026.

The council

The 19 members of the Saint-Ouen municipal council

The mayor and 3 deputy mayors first, then the councilors.

NameOfficeSince
Sylvie de AlmeidaMaireMarch 21, 2026
Jean-Pierre Carle1er adjoint au MaireMarch 21, 2026
Marie-Micheline Dorion2ème adjoint au MaireMarch 21, 2026
Éric Petit3ème adjoint au MaireMarch 21, 2026
Show the full council (19)
NameOfficeSince
Sylvie de AlmeidaMaireMarch 21, 2026
Jean-Pierre Carle1er adjoint au MaireMarch 21, 2026
Marie-Micheline Dorion2ème adjoint au MaireMarch 21, 2026
Éric Petit3ème adjoint au MaireMarch 21, 2026
Angelo AllartConseiller municipalMarch 15, 2026
Aurore BoudierConseiller municipalMarch 15, 2026
Eddy BurgeatConseiller municipalMarch 15, 2026
Francine ClerentinConseiller municipalMarch 15, 2026
Francis FroidureConseiller municipalMarch 15, 2026
Guillaume GaudefroyConseiller municipalMarch 15, 2026
Gaëtan HecquetConseiller municipalMarch 15, 2026
Marie-France Jorieux-DemollienConseiller municipalMarch 15, 2026
Isabelle LaurentConseiller municipalMarch 15, 2026
Celine LeclercConseiller municipalMarch 15, 2026
Nicolas LeroyConseiller municipalMarch 15, 2026
Marie RoyneauConseiller municipalMarch 15, 2026
Sandrine TassinConseiller municipalMarch 15, 2026
Viviane TeixeiraConseiller municipalMarch 15, 2026
Eric TourneurConseiller municipalMarch 15, 2026

Names and offices as the Interior ministry’s national register of elected officials (RNE) published them on August 11, 2026, written as it writes them. Public role only. Later resignations and replacements aren’t shown.

The council: same source as Who represents Saint-Ouen, above.

2026 elections

How Saint-Ouen voted in March 2026

2 lists stood; one won more than half the votes in the first round.

Municipal council of Saint-Ouenfirst round · March 15, 2026
Saint-Ouen, ensemble pour demain17 seats71.8%
SAINT-OUEN, NOTRE PRIORITÉ2 seats28.3%

715 votes cast for a list

Turnout · first round
61%

729 of 1,196 registered voters in Saint-Ouen voted.

2 blank and 12 spoilt ballots, not counted in the shares.

Turnout, first round · March 15, 2026

Saint-OuenMedian in SommeFrance median
Voted61%
0%50%100%

Shares are of the votes cast for a list, leaving out blank and spoilt ballots. Lists in vote order; the colors only tell the lists apart.

2026 elections: same source as Who’s in charge, above.

The commune’s money

Saint-Ouen spends €1,199 per resident a year

The commune’s consolidated accounts: main and annexed budgets, transfers between them removed.

Spending
€1,199
per resident, 2025
€2.1M in all
Running costs
€850
per resident, 2025
€1.5M in all
Investment
€348
per resident, 2025
€621K in all
Debt
€321
per resident, end of 2025
€573K in all

Per resident, 2025 · against compared communes

Saint-OuenMedian in SommeFrance median
Spending€1,199
Running costs€850
Investment€348
Debt€321
€0€1,000€2,000

Spending and debt per resident, 2018 to 2025

€0€500€1,000€1,500€2,00020182019202020212022202320242025Spending 2018 : €885Spending 2019 : €898Spending 2020 : €785Spending 2021 : €822Spending 2022 : €860Spending 2023 : €800Spending 2024 : €1,077Spending 2025 : €1,199Debt 2018 : €572Debt 2019 : €514Debt 2020 : €454Debt 2021 : €469Debt 2022 : €440Debt 2023 : €386Debt 2024 : €326Debt 2025 : €321DebtSpending

Saint-Ouen owed €573K at the end of 2025, €321 per resident, lower than in 85% of compared French communes, equal to 38% of a year’s running costs.

Show year by year
YearSpendingInvestmentDebtDebt in all
2025€1,199€348€321€573K
2024€1,077€260€326€584K
2023€800€40€386€696K
2022€860€127€440€811K
2021€822€127€469€882K
2020€785€110€454€871K
2019€898€64€514€989K
2018€885€112€572€1.1M

Source: OFGL, consolidated commune accounts 2018–2025 (DGFiP); 2025 provisional.

Towns its size

The 10th lowest debt per resident of 41 communes its size

The 40 compared communes nearest in population, debt per resident at the end of 2025.

Saint-Ouen €321
WattenMers-les-Bains
€0€1,700€3,400

Lowest: Watten, €1. Highest: Mers-les-Bains, €3,228.

Get involved

Have a say in Saint-Ouen

Register to vote

French citizens register online or at the town hall; citizens of other EU countries can vote in municipal elections too.

service-public.fr ↗
Check your registration

See where you’re registered and which polling station is yours.

service-public.fr ↗
Go to a council meeting

Council meetings are public; the agenda and minutes are posted at the town hall and usually on its website.

service-public.fr ↗
Contact the town hall

Opening hours, address and phone number of the mairie of Saint-Ouen in the public services directory.

lannuaire.service-public.fr ↗
Stand for the council

Who can stand, how lists are formed and the deadlines, from the Interior ministry.

interieur.gouv.fr ↗
How to read these numbers

What this data can and can’t tell you

  • Mayors and councilors. From the Interior ministry’s national register of elected officials (RNE) as published on August 11, 2026: name, office and start dates, nothing else. The register counts a mayor as a councilor too; the page counts each person once. It isn’t a live roll: resignations and replacements after that date aren’t shown, and no party is inferred for any official.
  • How the council is elected. Since March 2026 every commune elects its council from lists (a 2025 law extended list voting to communes under 1,000). A list with more than half the votes in the first round wins; otherwise lists with 10% or more can go on to a second round, where the list ahead wins. It gets half the seats, and the rest are shared in proportion among lists with 5% or more. The council then elects the mayor and the deputy mayors.
  • The label beside a list. The political nuance the prefecture gave the list for the ministry’s results (Divers droite, Union de la gauche…), shown as published. It isn’t the list’s own description; many lists, most in small communes, have none.
  • The commune’s money. OFGL’s consolidated accounts from the DGFiP, 2018 to 2025; 2025 is provisional. Spending and investment leave out loan repayments; running costs are part of spending. Debt is what was owed at the end of the year.
  • Per resident. Divided by the DGFiP’s population for that year (population totale, which counts some people, such as boarding students, in two communes), so it can differ from the census figure elsewhere on the site.
  • The medians. Beside the town’s figure, the median of compared communes in its département and in France (those with an overall grade). A commune’s spending follows its size and its role: one that runs a pool or a theater for the villages around it spends more per resident.

Questions about Saint-Ouen’s town hall

Who is the mayor of Saint-Ouen?

Sylvie de Almeida, mayor since March 21, 2026, according to the Interior ministry’s register of elected officials (August 11, 2026).

How many councilors does Saint-Ouen have?

The Saint-Ouen municipal council has 19 members, the mayor and 3 deputy mayors included.

Who won the 2026 municipal elections in Saint-Ouen?

Saint-Ouen, ensemble pour demain, in the first round on March 15, 2026, with 71.8% of the votes; it holds 17 of the 19 seats.

What was the turnout in Saint-Ouen?

61% of registered voters voted in the first round on March 15, 2026; the median of compared French communes was 57.4%.

When are the next municipal elections in Saint-Ouen?

Councils are elected for six years, so the next general municipal elections are due in March 2032. A council can be re-elected sooner if it loses too many members.

How much debt does Saint-Ouen have?

€573K at the end of 2025, €321 per resident; the median of compared French communes was €748.

Which intercommunality is Saint-Ouen part of?

Saint-Ouen is part of the Communauté de communes Nièvre et Somme, which runs the services its communes share.

Sources: Interior ministry RNE, August 11, 2026 · Interior ministry, municipal results 2026 · OFGL consolidated commune accounts 2018–2025 · INSEE COG 2026 and BANATIC (January 2025) for the intercommunality. Under the Licence Ouverte / Open Licence 2.0 (Etalab).

Contains public sector information under the Licence Ouverte / Open Licence 2.0 (Etalab): INSEE, DGFiP, the Interior Ministry’s statistics service (SSMSI), the Ministry of Education (DEPP), the Health Ministry’s statistics service (DREES) and the Housing Ministry (Carte des loyers). Commune boundaries: IGN Admin Express.