County Hazards

States › Texas › Brazoria County › ZIP 77581

ZIP code 77581, Brazoria County, Texas

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.

OpenFEMA lists 3,544 NFIP claims for ZIP 77581 (Brazoria County, Texas), with $136M paid on 2,951 claims since 1978.

That is 16.5% of the 21,436 claims recorded across Brazoria County. The average paid claim in the ZIP is $46K, higher than the county average of $36K and the Texas average of $55K.

FEMA counts 288 repetitive-loss properties and 74 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 27,418 residential flood policies in force, covering 22.5% of residential structures.

3,544NFIP claims since 1978
2,951paid claims
$136Mtotal paid
$46Kaverage paid claim

Compared with the county and state

MeasureZIP 77581BrazoriaTexasUS
Claims since 19783,54421,436394,2042,680,429
Share of claims paid83%81%80%78%
Average paid claim$46K$36K$55K$43K
Share of county claims16.5%100%——
Repetitive-loss properties2881,96334,444—

Claims by year of loss

197820022026
NFIP claims in ZIP 77581 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s387$4,749,798
1980s573$3,835,980
1990s446$12,728,127
2000s1,043$22,833,682
2010s1,011$89,757,914
2020s84$2,150,886
Year of lossClaimsPaid claimsAmount paidAverage paid
202620$0—
202510$0—
20242814$575,957$41,140
202320$0—
202210$0—
202151$49,500$49,500
20204536$1,525,429$42,373
2019117$175,518$25,074
201810$0—
2017969864$89,349,399$103,414
201652$5,535$2,768
20152116$200,309$12,519
201311$27,153$27,153
201210$0—
201110$0—
201010$0—
20097064$1,004,220$15,691
200822490$1,661,579$18,462
200795$100,483$20,097
20067571$1,571,017$22,127
200560$0—
200421$3,845$3,845
200322$19,197$9,598
20022116$100,611$6,288
2001633551$18,372,731$33,344
200010$0—
199931$6,556$6,556
19982113$65,995$5,077
19973025$172,400$6,896
199621$20,307$20,307
199521$2,508$2,508
1994356336$12,320,630$36,669
19931615$65,050$4,337
199210$0—
19911413$74,682$5,745
199010$0—
1989216168$1,750,158$10,418
198843$4,533$1,511
19854133$92,034$2,789
198411$14,739$14,739
1983178128$1,179,605$9,216
198243$2,192$731
1981124108$746,111$6,908
198054$46,607$11,652
1979387357$4,749,798$13,305

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: Brazoria County

Brazoria County has 595 weather events in the NCEI record since 1950 (12 in the last 12 months), 34 federal disaster declarations, and an overall National Risk Index rating of "Relatively Moderate". Flood-type events recorded in the county: 71; hurricane-strength tracks within 50 miles: 21.

Hail: 134 · Tornado: 96 · Flood: 71 · Wind: 202 · Winter: 5 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 77581?

3,544 claims since 1978 in the OpenFEMA NFIP claims file, 2,951 of them with a payment.

How much has the NFIP paid out in ZIP 77581?

$136M across 2,951 paid claims (building, contents and increased-cost-of-compliance payments combined), about $46K per paid claim.

Which year had the most flood claims in 77581?

2017, with 969 claims and $89M paid.

What county is ZIP 77581 in?

Most claims in this ZIP carry the county code for Brazoria County, Texas; 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.