County Hazards

States › Texas › Brazoria County › ZIP 77511

ZIP code 77511, 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.

ZIP code 77511, in Brazoria County, Texas, has 3,655 National Flood Insurance Program claims in the OpenFEMA record since 1978, 3,143 of them paid for a total of $105M.

That is 17.1% of the 21,436 claims recorded across Brazoria County. The average paid claim in the ZIP is $33K, close to the county average of $36K and the Texas average of $55K.

FEMA counts 284 repetitive-loss properties and 54 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.

3,655NFIP claims since 1978
3,143paid claims
$105Mtotal paid
$33Kaverage paid claim

Compared with the county and state

MeasureZIP 77511BrazoriaTexasUS
Claims since 19783,65521,436394,2042,680,429
Share of claims paid86%81%80%78%
Average paid claim$33K$36K$55K$43K
Share of county claims17.1%100%——
Repetitive-loss properties2841,96334,444—

Claims by year of loss

197820022026
NFIP claims in ZIP 77511 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s1,365$18,975,237
1980s436$4,003,826
1990s197$1,799,198
2000s641$11,777,498
2010s955$66,736,596
2020s61$1,319,011
Year of lossClaimsPaid claimsAmount paidAverage paid
202687$244,731$34,962
202510$0—
20244335$1,060,662$30,305
202210$0—
202160$0—
202022$13,617$6,809
2019169$246,063$27,340
201842$29,542$14,771
2017891790$65,829,966$83,329
201621$90,185$90,185
201586$29,823$4,970
201373$122,276$40,759
20121713$103,487$7,961
2010109$285,254$31,695
2009169162$4,566,691$28,189
2008213117$2,320,775$19,836
2007139$97,198$10,800
20066352$1,840,435$35,393
200553$22,532$7,511
200410$0—
200344$50,729$12,682
20028373$1,079,848$14,792
20018975$1,799,291$23,991
200010$0—
19987962$731,246$11,794
19972419$153,135$8,060
199632$9,897$4,948
1995118$92,572$11,572
19944737$658,835$17,806
199387$9,742$1,392
19921513$79,955$6,150
1990109$63,816$7,091
1989257227$3,591,152$15,820
198821$2,165$2,165
198722$3,881$1,940
198653$3,914$1,305
198554$15,438$3,859
19841612$65,320$5,443
19837346$136,419$2,966
198231$2,809$2,809
19816752$181,327$3,487
198061$1,402$1,402
19791,3641,264$18,974,437$15,011
197811$800$800

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 77511?

3,655 claims since 1978 in the OpenFEMA NFIP claims file, 3,143 of them with a payment.

How much has the NFIP paid out in ZIP 77511?

$105M across 3,143 paid claims (building, contents and increased-cost-of-compliance payments combined), about $33K per paid claim.

Which year had the most flood claims in 77511?

1979, with 1,364 claims and $19M paid.

What county is ZIP 77511 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.