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Flood Figures

ZIP 78570 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, 568 NFIP flood insurance policies are in force in ZIP 78570 (Mercedes, TX), with 520 flood claims recorded since 1978.

Policies & premiums

Policies in force
568
Median annual premium
$460
premium only
Median annual cost
$644
premium + fees & surcharges
Mean annual premium
$592
premium only
Policies in SFHA zones
28.7%
zones A, AE, AH, AO, V, VE
Building coverage in force
$100,634,200
Contents coverage in force
$33,776,000

"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 78570 by rated flood zone
Policies Share Share bar
B 202 35.6%
X 185 32.6%
AH 78 13.7%
AE 34 6.0%
A 31 5.5%
AHB 20 3.5%
C 18 3.2%

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 78570 by occupancy type
Policies Share Share bar
Single-family homes 437 76.9%
Multi-unit buildings 76 13.4%
Mobile homes 32 5.6%
Non-residential buildings 23 4.0%

Claims history since 1978

Claims since 1978
520
Total paid
$15,273,203
Paid on buildings
$11,891,929
Paid on contents
$3,381,274
NFIP claims filed per year in ZIP 78570, 1978–2026. Rust bars mark the top loss years by dollars paid (also listed below).
Claims by year (data table)
YearClaimsPaid
1978 1 $140
1980 3 $3,947
1982 2 $81
1983 15 $34,931
1985 12 $63,284
1986 1 $0
1990 2 $0
1991 2 $1,276
1995 1 $0
1997 1 $19,843
1998 1 $17,437
1999 1 $0
2003 1 $8,986
2004 1 $930
2008 29 $435,334
2009 2 $4,826
2010 5 $54,375
2013 1 $23,891
2014 2 $0
2015 10 $94,511
2018 87 $3,511,019
2019 107 $2,826,641
2020 88 $2,161,765
2021 58 $1,495,375
2022 2 $524
2023 1 $0
2024 3 $172,015
2025 81 $4,342,073

Years with no recorded claims are omitted from the table.

Top loss years by dollars paid

Year Claims Paid
2025 81 $4,342,073
2018 87 $3,511,019
2019 107 $2,826,641

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