County Hazards

States › Texas › Brazoria County › ZIP 77577

ZIP code 77577, 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 77577, in Brazoria County, Texas, has 274 National Flood Insurance Program claims in the OpenFEMA record since 1978, 213 of them paid for a total of $6.9M.

That is 1.3% 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 25 repetitive-loss properties and 2 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.

274NFIP claims since 1978
213paid claims
$6.9Mtotal paid
$33Kaverage paid claim

Compared with the county and state

MeasureZIP 77577BrazoriaTexasUS
Claims since 197827421,436394,2042,680,429
Share of claims paid78%81%80%78%
Average paid claim$33K$36K$55K$43K
Share of county claims1.3%100%——
Repetitive-loss properties251,96334,444—

Claims by year of loss

197820022026
NFIP claims in ZIP 77577 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s93$1,105,601
1980s31$95,598
1990s21$191,181
2000s43$473,083
2010s76$5,021,289
2020s10$56,142
Year of lossClaimsPaid claimsAmount paidAverage paid
202453$21,732$7,244
202152$34,410$17,205
20177463$5,010,560$79,533
201511$8,457$8,457
201211$2,272$2,272
2008157$88,792$12,685
200622$81,531$40,765
200510$0—
200343$31,077$10,359
20021612$216,542$18,045
200142$52,404$26,202
200011$2,737$2,737
19981816$167,343$10,459
199521$2,320$2,320
199411$21,519$21,519
198986$20,192$3,365
198443$19,450$6,483
1983157$49,932$7,133
198132$6,024$3,012
198010$0—
19799380$1,105,601$13,820

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 77577?

274 claims since 1978 in the OpenFEMA NFIP claims file, 213 of them with a payment.

How much has the NFIP paid out in ZIP 77577?

$6.9M across 213 paid claims (building, contents and increased-cost-of-compliance payments combined), about $33K per paid claim.

Which year had the most flood claims in 77577?

1979, with 93 claims and $1.1M paid.

What county is ZIP 77577 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 30 Sep 2026. See the guide to redacted NFIP claims and the methodology.