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Hauts-de-Seine · Île-de-France · 120,954 residents

How much does Boulogne-Billancourt spend?

Mayor: Pierre-Christophe Baguet since March 2026 · 55 town councillors

279.1M€
spent in , municipal accounts
+14.5 % vs 2023 · +16.9 % since 2019
2,308 € per inhabitant · 277.8 M€ collected · balance -1.3 M€
+14.5 % vs 2023 · +16.9 % since 2019

What the money pays for in Boulogne-Billancourt

The 2024 operating expenditure — investment aside — sorted this time by public policy rather than by type of spending.

Boulogne-Billancourt spends 12 % more per inhabitant than towns of 100,000 inhabitants and over.

Allocated to a public policyShare of budget against towns of the same size180.2 M€

“elsewhere”: what towns the same size usually devoteBoulogne-Billancourt devotes a larger share of its budgeta smaller share

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.

Revenue277.8 M€

Property tax in Boulogne-Billancourt

15.09%

municipal rate on buildings, set in 2025 · unchanged since 2023

Median for towns of its size band: 43.72%.

In 2024, Boulogne-Billancourt collected 108.3 M€ in property and residence taxes, or 39% of its revenue.

What the town builds

64.2M€

invested in 2024 · €531 per inhabitant

Of which 56.2 M€ of equipment. That is +94.5 % compared with 2023.

Funding44.6 M€
Emprunts et dettes34.8M€
Dotations et fonds propres8M€
Subventions d'investissement1.8M€
What is built or repaid64.2 M€
Dépenses d'équipement56.2M€
Emprunts et dettes7.8M€
Participations financières136k€
Autres immobilisations financières300

Investment section of the town’s accounts. The rest is funded by the savings made on day-to-day operations.

Debt

872

per inhabitant at end of 2024 · 105.5 M€ in total

Towns of its size: €1,110 per inhabitant · +40.3 % 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

8.8M€

in public contracts awarded in 2024 · 18 contracts

Top supplier: Les Mots et les Choses, 1.8 M€, le présent marché a pour objet l’acquisition de livres, de documents sonores (CD audio, vinyles 33 tours) et…

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: 2020, 2023, 2024.

Compare with another town

Boulogne-Billancourt versus Nanterre
Boulogne-BillancourtNanterre
Local taxes
973 · 1,854per inhabitant
Debt
872 · 1,669per inhabitant
Gross savings
152 · 270per inhabitant
Property tax on buildings, municipal rate
15.09 % · 22.97 % in 2025

The full comparison

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.

Source: DGFiP balance-sheet accounts (nature axis) · OFGL (consolidated commune base) · Public procurement — DECP (data.gouv.fr) · National register of elected officials · 2024·Data·Method