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Flood data for Washington

Published NFIP policy and loss records, alongside a way to check the map.

Average annual premium and federal policy fee per policy unit

$1,060

As of 2026-08-31. A portfolio average, not a quote for a home.

Policies in force, including condo units
29,015
Cumulative recorded losses
16,072
Net dollars paid
$367,847,627

Cumulative losses in the HUDEX report through August 31, 2026. Loss counts include claims closed without payment. No annual series or first loss year is stated in this report.

Find a flood zone in Washington.

U.S. addresses only. Include a ZIP for a more precise match.

County policy and loss records

Washington NFIP records as of 2026-08-31
CountyPremium + fee / unitPolicy unitsRecorded losses
King County$1,0606,8503,370
Skagit County$1,1333,0151,352
Pierce County$8912,5131,078
Whatcom County$8392,2071,188
Snohomish County$1,2042,1111,984
Grays Harbor County$1,0671,695921
Lewis County$1,3611,2192,105
Island County$553966302
Cowlitz County$1,340927658
Kitsap County$610900226
Clark County$913850149
Yakima County$1,227805322
Thurston County$924747383
Kittitas County$1,255574268
Chelan County$1,385511184
Pacific County$1,308429243
Mason County$1,191424294
Clallam County$1,042305107
Spokane County$98827162
Jefferson County$90423660
Grant County$94521518
Benton County$1,358206112
Okanogan County$1,40219890
Walla Walla County$1,178152103
Wahkiakum County$1,00011998
San Juan County$1,0881129
Pend Oreille County$1,44490101
Whitman County$2,0866758
Stevens County$1,3905915
Columbia County$1,5104155
Lincoln County$1,4063715
Douglas County$1,419363
Klickitat County$2,1693222
Skamania County$1,1952477
Franklin County$1,265201
Ferry County$1,797165
Garfield County$1,814152
Asotin County$939124
Adams County$71699

State policy mix by rated zone group

These are insured policy units grouped by their rated zones, not a percentage of the state’s land or homes.

NFIP rated zone groups, 2026-08-31
Rated groupPolicy unitsShare of insured units
All A zones combined18,87265.0%
All V zones combined8893.1%
Zone D160.1%
Emergency program30.0%
Unknown or invalid rated zone6042.1%
X, B and C zones combined8,63129.7%

Largest recorded loss years

Published net claim payments from 1978 through 2026, grouped by year of loss. Dollar amounts are nominal. The 2026-09-08 OpenFEMA claims release is a separate population from the policy workbook above.

2007$52,655,8282025$49,749,0552009$46,573,1851996$36,929,7572006$32,524,394
All published years and net payments
Washington claims history
Year of lossNet payments
1978$83,051
1979$674,260
1980$5,733,939
1981$368,549
1982$655,037
1983$793,237
1984$330,745
1985$13,424
1986$3,874,136
1987$293,146
1988$14,308
1989$479,057
1990$21,314,350
1991$848,813
1992$70,044
1993$205,572
1994$652,590
1995$11,022,498
1996$36,929,757
1997$4,183,437
1998$1,193,416
1999$2,126,516
2000$263,029
2001$899,676
2002$167,391
2003$6,681,240
2004$619,911
2005$358,251
2006$32,524,394
2007$52,655,828
2008$1,107,253
2009$46,573,185
2010$2,408,765
2011$1,367,963
2012$3,304,386
2013$376,725
2014$3,838,134
2015$12,178,863
2016$2,355,806
2017$1,152,786
2018$1,005,497
2019$1,058,457
2020$6,546,727
2021$26,134,963
2022$19,777,598
2023$1,152,498
2024$1,117,255
2025$49,749,055
2026$643,184

Records without payment are included in counts. Missing county records are retained in national controls and are not allocated to counties. OpenFEMA NFIP redacted claims V3.

Data and methodology

Complete official HUDEX report, summed across its community rows within each geocoded county FIPS. Policy Count includes condominium units under master policies. Average premium is Total Premium + Federal Policy Fee divided by Policy Count; this is an aggregate per policy unit, not a property quote. Loss counts include losses closed without payment. Total Net Dollars Paid is cumulative in this report, including the source's adjustments. The report does not specify the first loss year or split losses by year, so a starting year and annual breakdown are not inferred. Unassigned county records are retained in state totals separately. No record sampling.

Official NFIP policy and loss geography workbook

Read the full methodology and coverage limits