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Flood data for North Dakota

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

Average annual premium and federal policy fee per policy unit

$883

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

Policies in force, including condo units
5,642
Cumulative recorded losses
13,307
Net dollars paid
$259,315,285

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 North Dakota.

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County policy and loss records

North Dakota NFIP records as of 2026-08-31
CountyPremium + fee / unitPolicy unitsRecorded losses
Cass County$7592,3383,360
Ward County$7191,1881,069
Burleigh County$1,338621685
Grand Forks County$9133803,097
Morton County$1,272155222
Pembina County$893150591
Barnes County$1,631122391
Stark County$7849727
Mercer County$8877592
Stutsman County$1,24069122
Richland County$79354220
Walsh County$81354946
Ramsey County$867391,060
Williams County$1,1273919
McHenry County$8013563
McKenzie County$1,127352
Traill County$1,44434150
Ransom County$1,21229151
Emmons County$9861983
Dunn County$567187
LaMoure County$8661613
Benson County$37710576
Billings County$1,865913
Bottineau County$47882
Grant County$32668
Oliver County$1,32754
Renville County$595552
Bowman County$567412
Hettinger County$808499
Eddy County$88436
Rolette County$55233
Sioux County$56635
Burke County$34821
Foster County$555210
McIntosh County$47422
McLean County$75829
Sargent County$34327
Cavalier County$71314
Griggs County$37216
Logan County$32011
Pierce County$25916
Steele County$1,56810
Dickey CountyNot available06
Golden Valley CountyNot available02
Nelson CountyNot available041
Slope CountyNot available01
Towner CountyNot available028

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 combined2,81749.9%
Zone D30.1%
Emergency program10.0%
Unknown or invalid rated zone50.1%
X, B and C zones combined2,81649.9%

Largest recorded loss years

Published net claim payments from 1978 through 2025, 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.

1997$97,373,4082011$96,508,3392009$21,176,5291996$7,768,7041979$6,686,434
All published years and net payments
North Dakota claims history
Year of lossNet payments
1978$1,318,507
1979$6,686,434
1980$38,450
1981$17,307
1982$111,131
1983$76,651
1984$8,214
1985$5,621
1986$27,043
1987$158,484
1988$0
1989$869,128
1990$0
1991$113,685
1992$1,865
1993$299,396
1994$6,566
1995$1,005,229
1996$7,768,704
1997$97,373,408
1998$4,941,973
1999$3,218,073
2000$2,427,985
2001$2,834,986
2002$529,854
2003$123,130
2004$1,399,504
2005$218,807
2006$822,259
2007$35,053
2008$14,850
2009$21,176,529
2010$4,561,493
2011$96,508,339
2012$1,169,308
2013$1,122,704
2014$1,036,126
2015$12,659
2016$62,030
2017$18,610
2018$1,612
2019$499,100
2020$241,577
2021$9,794
2022$197,922
2023$231,529
2024$2,252
2025$11,406

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