Val-d'Oise · Île-de-France · 31,873 residents
How much does Herblay-sur-Seine spend?
Mayor: Philippe Rouleau since March 2026 · 39 town councillors
What the money pays for in Herblay-sur-Seine
The 2024 operating expenditure — investment aside — sorted this time by public policy rather than by type of spending.
Herblay-sur-Seine spends 2 % less per inhabitant than towns of 20,000 to 50,000 inhabitants.
Allocated to a public policyShare of budget against towns of the same size40.3 M€
“elsewhere”: what towns the same size usually devoteHerblay-sur-Seine devotes a larger share of its budgeta smaller share
- General administration13.1M€33 %elsewhere: 30%more than elsewhere (30%)
- Culture, youth and sports9.4M€23 %elsewhere: 21%more than elsewhere (21%)
- Education and training8.3M€21 %elsewhere: 18%more than elsewhere (18%)
- Health and social action4.3M€11 %elsewhere: 12%less than elsewhere (12%)
- Security and public health3.2M€8 %elsewhere: 4%more than elsewhere (4%)
- Regional planning and housing961k€2 %elsewhere: 7%less than elsewhere (7%)
- Environment743k€2 %elsewhere: 2%less than elsewhere (2%)
- Transport393k€1 %elsewhere: 2%less than elsewhere (2%)
- Economic action25k€0 %elsewhere: 1%less than elsewhere (1%)
Shares are computed on the allocated amount, excluding transfers. “Elsewhere”: the median share of towns the same size — half devote more, half less. Source: DGFiP accounting balances.
Spending and revenue
What the town pays for: staff, purchases, debt. 2019–2024 trend on each line.
Spending57.3 M€
Charges de personnel26M€45 %Achats et charges externes11.2M€19 %Charges de gestion couranteof which 416 k€ of grants to associations and private bodies2.3M€4 %Charges financières1.9M€3 %Impôts et taxes (charges)667k€1 %Revenue55.3 M€
Property tax in Herblay-sur-Seine
municipal rate on buildings, set in 2025 · up since 2023
Median for towns of its size band: 41.19%.
In 2024, Herblay-sur-Seine collected 26.3 M€ in property and residence taxes, or 47% of its revenue.
What the town builds
invested in 2024 · €511 per inhabitant
Of which 11.3 M€ of equipment. That is −36.0 % compared with 2023.
Investment section of the town’s accounts. The rest is funded by the savings made on day-to-day operations.
Debt
per inhabitant at end of 2024 · 47 M€ in total
Towns of its size: €894 per inhabitant · +6.6 % per inhabitant since 2018
Outstanding debt and gross savings: OFGL, main budget. The number of years is the debt-repayment capacity, debt divided by gross savings.
What the town buys
in public contracts awarded in 2026 · 60 contracts
Top supplier: Entreprise de Travaux Fayolle et Fils, 9.1 M€, second oeuvre
All the town’s contracts (629)
Marchés de plus de 40 000 € HT déclarés à la notification (DECP) : montants des contrats, pas les paiements. Les plus petits marchés ne sont pas publiés ; les montants manifestement erronés sont écartés. Years published by the town: 2018, 2019, 2020, 2021, 2022, 2024, 2025, 2026. Years set aside, amounts out of scale: 2023.
Compare with another town
Per inhabitant, 2024 accounts, OFGL. Towns of the same département, by size. A town above or below is not better or worse run. Property-tax rate: municipal share only, excluding the inter-municipal body and additional levies, source REI DGFiP.