County · Flood risk
Homes on the tax roll
33,781
Residential parcels on the Florida Department of Revenue roll
FEMA flood map in effect
Feb 2012
First flood map 1981
Flood insurance discount
10% off
Putnam County, Community Rating System Class 8
Most flood claims in one storm
172
Hurricane Irma 2017, 139 paid
Homes with water, FEMA aid
568
Aid registrations reporting water inside, Hurricane Irma 2017
New FEMA maps
Preliminary
Draft zones FEMA has released for review
Sinkhole reports
15
Florida Geological Survey, mostly unverified
National Flood Insurance Program claims and FEMA aid registrations that reported water inside the home, for the whole county.
| Storm | Claims | Paid | Aid, water inside |
|---|---|---|---|
| Hurricane Matthew 2016 | 115 | 79 | 210 |
| Hurricane Irma 2017 | 172 | 139 | 568 |
| Hurricane Ian 2022 | 47 | 42 | 116 |
| Hurricane Nicole 2022 | 12 | 9 | 30 |
| Hurricane Helene 2024 | 3 | 3 | 43 |
| Hurricane Milton 2024 | 31 | 23 | 112 |
Lenders require flood insurance on a federally backed mortgage when the building is in one of FEMA's high-risk zones, the ones starting with A or V. The map that sets those zones in Putnam County took effect on February 2, 2012. Outside those zones insurance is optional, but claims come from moderate- and low-risk zones too, so it's worth checking the zone and the floor height of the exact home.
The flood map in effect for Putnam County took effect on February 2, 2012. The county's first flood map dates to September 16, 1981. FEMA has released preliminary maps for parts of the county; they don't change insurance requirements until they're adopted and take effect.
Putnam County is in FEMA's Community Rating System at Class 8, which takes 10% off National Flood Insurance Program premiums for policies inside the high-risk flood zone. Classes run from 10 to 1, and each step down adds 5% off.
By National Flood Insurance Program claims across Putnam County, the worst recent storms were Hurricane Irma 2017 (172 claims, 139 paid), Hurricane Matthew 2016 (115 claims, 79 paid), and Hurricane Ian 2022 (47 claims, 42 paid). After Hurricane Irma 2017, 568 FEMA aid registrations in the county reported water inside the home. Claims only count insured homes, so the real number of flooded homes is higher.
The Florida Geological Survey has 15 subsidence reports on file for Putnam County. Most reports were never verified, and a report near a home doesn't mean the ground under it is unstable. The full report lists the nearest ones.
Putnam County lies along the St. Johns River, with Palatka on the river and Crescent Lake to the east.
Putnam County has about 33,800 homes on the state tax roll. The FEMA flood map in effect for Putnam County took effect on February 2, 2012; the county's first flood map dates to 1981. The storm that left the most flood insurance claims in the county was Hurricane Irma 2017, with 172, followed by Hurricane Matthew 2016 with 115. Putnam County is in FEMA's Community Rating System at Class 8, which takes 10% off National Flood Insurance Program premiums for policies inside the high-risk flood zone.
Away from the coast, flooding comes from rain: rivers that rise for days after a tropical storm, lakes and low basins that fill, and closed depressions that drain slowly into the ground. The storms we track for Northeast Florida are Hurricane Matthew 2016, Hurricane Irma 2017, Hurricane Ian 2022, Hurricane Nicole 2022, Hurricane Idalia 2023, Hurricane Helene 2024, and Hurricane Milton 2024.
Search any address in Putnam County for a free report: its FEMA flood zone and whether insurance is required, its risk level, and its floor height against the flood line. The full report adds a 0 to 100 risk score, the flood insurance cost, the home's record in each storm we track, and a PDF to share.
Compiled by FloodMaps from FEMA, state, and county records. Data dates: 2026 county tax roll (preliminary values); flood claims and FEMA aid for storms from 2016 through Hurricane Milton (October 2024); FEMA map dates and insurance discounts as of October 8, 2026.