- County operating, countywide6.7457 mills · $123,097,502
- County operating, part of the county1.5833 mills · $28,893,143
- Total county levies$151,990,645
Nassau County · county government · FY 2024-25
Nassau County collected $230.1 million
Nassau County collected $230.1 million
and spent $243.2 million.
The county government’s own funds for FY 2024-25, which ended Sept. 30, about $2,272 in spending per resident. School districts, cities and independent special districts have their own budgets and are not included.
In FY 2023-24, the latest year available for every county, Nassau County’s spending per resident ranked 24 of 66 (1 = highest). Not counted above: $44.5M in transfers between county funds and borrowing, and $41.8M in transfers out. Including enterprise funds such as utilities, spending was $248.9M.
Property taxes levied by the county, tax year 2025
- Taxable value, 2025$18.2B
- Taxable value, 2026 (preliminary)$19.7B
- Change+8.4%
2026 rates are set at September budget hearings and are not yet in the state’s published tables.
From the state, and on the ballot
- County revenue sharing, FY 2026-27 (state fiscal year)$3,679,130
- Half-cent sales tax, countywide, FY 2026-27 (local fiscal year; shared with cities)$9,326,560
- Amendment 3: county government, full phase-in (2031-32)$67.6M a year
- Amendment 3: all local governments in the county$77.0M a year
Disputes and claims
- CFO says Nassau is $53M above his formula over five yearsState claim · Jan. 21, 2026
About these figures
- Blank millage/levy components mean DOR reports no levy of that type for this county (cell empty in source), not missing data.
- These figures are the county’s Annual Financial Report as tabulated by the state and have not been checked against its audited annual report.