County Hazards

States › Florida › Hillsborough County › ZIP 33603

ZIP code 33603, Hillsborough County, Florida

National Flood Insurance Program claims and payouts recorded for this ZIP code, with county context.

NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. NFIP claims as of 8 Sep 2026.

ZIP code 33603, in Hillsborough County, Florida, has 141 National Flood Insurance Program claims in the OpenFEMA record since 1978, 100 of them paid for a total of $10.0M.

That is 0.8% of the 18,556 claims recorded across Hillsborough County. The average paid claim in the ZIP is $100K, close to the county average of $82K and the Florida average of $62K.

FEMA counts 7 repetitive-loss properties and 0 severe repetitive-loss properties in the ZIP (properties with two or more paid flood claims); their locations are not published.

At county level FEMA counts 54,179 residential flood policies in force, covering 12.1% of residential structures.

141NFIP claims since 1978
100paid claims
$10.0Mtotal paid
$100Kaverage paid claim

Compared with the county and state

MeasureZIP 33603HillsboroughFloridaUS
Claims since 197814118,556448,6182,680,429
Share of claims paid71%78%70%78%
Average paid claim$100K$82K$62K$43K
Share of county claims0.8%100%——
Repetitive-loss properties797531,815—

Claims by year of loss

197820022026
NFIP claims in ZIP 33603 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s24$137,990
1990s7$2,733
2000s9$61,378
2010s38$614,710
2020s63$9,135,172
Year of lossClaimsPaid claimsAmount paidAverage paid
202510$0—
20246052$9,135,172$175,676
202210$0—
202010$0—
201821$7,819$7,819
201783$32,098$10,699
201611$17,809$17,809
201541$13,182$13,182
201310$0—
2012108$376,563$47,070
201195$155,722$31,144
201031$11,518$11,518
200611$32,614$32,614
200465$14,911$2,982
200322$13,853$6,927
199810$0—
199743$2,733$911
199210$0—
199110$0—
198810$0—
198598$67,935$8,492
198310$0—
1982119$70,055$7,784
198120$0—

Claims are counted by year of loss as recorded in OpenFEMA's redacted NFIP claims file; amounts combine building, contents and increased-cost-of-compliance payments. ZIP codes in the file are the policyholder's reported ZIP.

County context: Hillsborough County

Hillsborough County has 1,309 weather events in the NCEI record since 1950 (8 in the last 12 months), 47 federal disaster declarations, and an overall National Risk Index rating of "Relatively High". Flood-type events recorded in the county: 95; hurricane-strength tracks within 50 miles: 17.

Hail: 287 · Tornado: 149 · Flood: 95 · Wind: 485 · Winter: 0 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 33603?

141 claims since 1978 in the OpenFEMA NFIP claims file, 100 of them with a payment.

How much has the NFIP paid out in ZIP 33603?

$10.0M across 100 paid claims (building, contents and increased-cost-of-compliance payments combined), about $100K per paid claim.

Which year had the most flood claims in 33603?

2024, with 60 claims and $9.1M paid.

What county is ZIP 33603 in?

Most claims in this ZIP carry the county code for Hillsborough County, Florida; ZIP codes can cross county lines. The county page carries the storm record, declarations and risk index for the area.

Provenance

OpenFEMA NfipClaims v3 (as of 8 Sep 2026) and NfipMultipleLossProperties v1 (2 Aug 2026), aggregated by ZIP code and year of loss on this site; no property-level record is shown. County storm figures from NOAA NCEI through 30 Jun 2026. Built 1 Oct 2026. See the guide to redacted NFIP claims and the methodology.