Seminole County, FL property tax rates (2025)
Note: 1 row(s) marked aggregate_effective are not adopted rates: they are Florida DOR totals of less-than-countywide levies divided by countywide taxable value. Do not use them as any one body's millage.
County
County rates in Seminole County| Taxing body | Type | Levy | Rate kind | Rate | Source |
|---|
| Seminole County Government | County | Operating (countywide) | Adopted | 5.3751 mills | source |
| Seminole County Government | County | MSTU (municipal service taxing unit) (less than countywide) | Not an adopted rate ? | 1.9921 mills | source |
School
School rates in Seminole County| Taxing body | Type | Levy | Rate kind | Rate | Source |
|---|
| Seminole County School Board | School district | Operating (countywide) | Adopted | 5.2490 mills | source |
Municipalities
Municipal rates in Seminole County| Taxing body | Type | Levy | Rate kind | Rate | Source |
|---|
| Altamonte Springs | Municipality | Operating (total) (municipal) | Adopted | 4.0000 mills | source |
| Casselberry | Municipality | Operating (total) (municipal) | Adopted | 3.9999 mills | source |
| Lake Mary | Municipality | Operating (total) (municipal) | Adopted | 3.5895 mills | source |
| Longwood | Municipality | Operating (total) (municipal) | Adopted | 5.5000 mills | source |
| Oviedo | Municipality | Operating (total) (municipal) | Adopted | 5.8610 mills | source |
| Sanford | Municipality | Operating (total) (municipal) | Adopted | 7.3250 mills | source |
| Winter Springs | Municipality | Operating (total) (municipal) | Adopted | 2.6200 mills | source |
Special districts
57 of 67 Florida counties checked against official sources; 45 have special-district rows.
Independent special districts in Seminole County| Taxing body | Levy | Rate | Source |
|---|
| St. Johns River Water Management District | Operating | 0.1793 mills | source 4d13e554 |
Source: Florida Department of Revenue (Data Book: Millage and Taxes Levied, sheet 'Millage Rates') (source file); Florida Department of Revenue, Property Tax Oversight (2025 TACD, as filed by the county property appraiser) (source file); Florida Office of Economic & Demographic Research (Municipal Ad Valorem Tax Profile; data source FL DOR) (source file). Retrieved 2026-10-19 (UTC).
JSON: api/v1/fl/2025/seminole.json