County Hazards

States › Texas › Williamson County › ZIP 78729

ZIP code 78729, Williamson 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 78729, in Williamson County, Texas, has 37 National Flood Insurance Program claims in the OpenFEMA record since 1978, 28 of them paid for a total of $895K.

That is 5% of the 741 claims recorded across Williamson County. The average paid claim in the ZIP is $32K, close to the county average of $39K and the Texas average of $55K.

FEMA counts 5 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 1,949 residential flood policies in force, covering 1.1% of residential structures.

37NFIP claims since 1978
28paid claims
$895Ktotal paid
$32Kaverage paid claim

Compared with the county and state

MeasureZIP 78729WilliamsonTexasUS
Claims since 197837741394,2042,680,429
Share of claims paid76%77%80%78%
Average paid claim$32K$39K$55K$43K
Share of county claims5.0%100%——
Repetitive-loss properties57534,444—

Claims by year of loss

197820022026
NFIP claims in ZIP 78729 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s0$0
1980s13$64,658
1990s7$62,308
2000s2$18,850
2010s14$748,835
2020s1$0
Year of lossClaimsPaid claimsAmount paidAverage paid
202510$0—
201622$72,430$36,215
201543$107,353$35,784
201222$30,810$15,405
201065$538,242$107,648
200910$0—
200411$18,850$18,850
199821$1,380$1,380
199444$18,710$4,678
199311$42,218$42,218
198711$2,700$2,700
198511$1,801$1,801
1984117$60,157$8,594

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: Williamson County

Williamson County has 1,069 weather events in the NCEI record since 1950 (45 in the last 12 months), 26 federal disaster declarations, and an overall National Risk Index rating of "Relatively Moderate". Flood-type events recorded in the county: 171; hurricane-strength tracks within 50 miles: 1.

Hail: 458 · Tornado: 71 · Flood: 171 · Wind: 213 · Winter: 45 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 78729?

37 claims since 1978 in the OpenFEMA NFIP claims file, 28 of them with a payment.

How much has the NFIP paid out in ZIP 78729?

$895K across 28 paid claims (building, contents and increased-cost-of-compliance payments combined), about $32K per paid claim.

Which year had the most flood claims in 78729?

1984, with 11 claims and $60K paid.

What county is ZIP 78729 in?

Most claims in this ZIP carry the county code for Williamson 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.