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Flood Figures

ZIP 78589 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, 440 NFIP flood insurance policies are in force in ZIP 78589 (San Juan, TX), with 88 flood claims recorded since 1978.

Policies & premiums

Policies in force
440
Median annual premium
$423
premium only
Median annual cost
$589
premium + fees & surcharges
Mean annual premium
$543
premium only
Policies in SFHA zones
52.5%
zones A, AE, AH, AO, V, VE
Building coverage in force
$84,435,200
Contents coverage in force
$25,004,000

"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 78589 by rated flood zone
Policies Share Share bar
AH 199 45.2%
B 98 22.3%
X 64 14.5%
C 47 10.7%
A 29 6.6%
AHB 3 0.7%

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 78589 by occupancy type
Policies Share Share bar
Single-family homes 392 89.1%
Multi-unit buildings 25 5.7%
Non-residential buildings 17 3.9%
Mobile homes 5 1.1%
Units in multi-unit buildings 1 0.2%

Claims history since 1978

Claims since 1978
88
Total paid
$783,019
Paid on buildings
$680,776
Paid on contents
$102,243
NFIP claims filed per year in ZIP 78589, 1978–2026. Rust bars mark the top loss years by dollars paid (also listed below).
Claims by year (data table)
YearClaimsPaid
1979 1 $294
1980 4 $3,567
1981 2 $1,883
1988 1 $497
2001 2 $6,666
2002 4 $5,489
2003 1 $2,800
2006 1 $0
2007 2 $1,649
2008 23 $72,016
2009 1 $0
2010 3 $35,588
2013 1 $0
2014 2 $378
2015 5 $11,278
2016 1 $0
2018 3 $1,111
2019 3 $12,572
2020 13 $71,943
2021 1 $3,832
2025 14 $551,456

Years with no recorded claims are omitted from the table.

Top loss years by dollars paid

Year Claims Paid
2025 14 $551,456
2008 23 $72,016
2020 13 $71,943

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