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Flood Figures

ZIP 78664 flood insurance data

Computed from OpenFEMA FIMA NFIP Redacted Policies (v2) and OpenFEMA FIMA NFIP Redacted Claims (v2). Policy data as of June 1, 2026; claims recorded through June 1, 2026.

As of June 1, 2026, 171 NFIP flood insurance policies are in force in ZIP 78664 (Round Rock, TX), with 138 flood claims recorded since 1978.

Policies & premiums

Policies in force
171
Median annual premium
$766
premium only
Median annual cost
$1,046
premium + fees & surcharges
Mean annual premium
$974
premium only
Policies in SFHA zones
40.9%
zones A, AE, AH, AO, V, VE
Building coverage in force
$42,469,000
Contents coverage in force
$15,215,000

"Premium" is the policy premium alone; "cost" adds federal fees and surcharges. In-force counts are an approximation derived from policy effective, termination, and cancellation dates — see methodology.

Flood zones of insured properties

NFIP policies in ZIP 78664 by rated flood zone
Policies Share Share bar
X 101 59.1%
AE 70 40.9%

Distribution of insured properties by the flood zone used in their policy rating — not a map of land area. Numbered zones (A1–A30, V1–V30) and Zones B and C appear on older FEMA map panels; B and C correspond to today's shaded and unshaded Zone X.

What the policies cover

NFIP policies in ZIP 78664 by occupancy type
Policies Share Share bar
Single-family homes 147 86.0%
Non-residential buildings 14 8.2%
Multi-unit buildings 8 4.7%
Units in multi-unit buildings 2 1.2%

Claims history since 1978

Claims since 1978
138
Total paid
$3,687,294
Paid on buildings
$3,106,950
Paid on contents
$580,344
NFIP claims filed per year in ZIP 78664, 1978–2026. Rust bars mark the top loss years by dollars paid (also listed below).
Claims by year (data table)
YearClaimsPaid
1980 1 $0
1981 10 $46,145
1982 11 $93,926
1983 1 $999
1984 22 $221,094
1985 5 $13,178
1986 1 $744
1987 2 $6,990
1989 2 $20,052
1990 2 $8,431
1991 6 $30,971
1992 1 $0
1997 2 $7,926
2001 7 $94,725
2002 1 $0
2004 1 $36,394
2007 3 $101,516
2008 1 $6,962
2010 20 $1,154,468
2013 11 $342,919
2015 24 $1,343,706
2018 1 $0
2020 1 $55,361
2023 2 $100,786

Years with no recorded claims are omitted from the table.

Top loss years by dollars paid

Year Claims Paid
2015 24 $1,343,706
2010 20 $1,154,468
2013 11 $342,919

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