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McHenry County flood insurance

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

Average annual premium and federal policy fee per policy unit

$1,387

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

Policies in force, including condo units
790
Cumulative recorded losses
1,016
Net dollars paid
$7,757,002

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 McHenry County.

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

What these records tell you

McHenry County’s 790 policy units describe the published NFIP book of business. The average combines different buildings, limits and deductibles. Private flood insurance is outside this dataset.

Historic net payments measure reported insured losses; they do not measure all economic damage or a home’s probability of flooding. The separate OpenFEMA release below provides a year-of-loss breakdown.

Nearby county records

These counties are closest by Census internal point; this list does not assert shared borders.

All Illinois counties

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.

2013$2,427,7772017$1,344,4122007$789,3822026$605,7051993$604,489
All published years and net payments
McHenry County claims history
Year of lossNet payments
1978$23,572
1979$191,764
1980$0
1981$1,667
1982$22,515
1983$7,340
1984$0
1985$672
1986$376,328
1987$12,664
1989$994
1990$9,056
1991$3,538
1992$0
1993$604,489
1994$118,479
1995$6,195
1996$82,604
1997$18,302
1998$4,181
1999$216,598
2000$103,738
2001$14,434
2002$0
2003$4,349
2004$121,632
2007$789,382
2008$89,062
2009$140,567
2010$23,231
2011$7,791
2013$2,427,777
2014$1,085
2015$6,361
2016$0
2017$1,344,412
2018$40,918
2019$68,212
2020$147,292
2021$0
2022$0
2023$0
2024$3,696
2026$605,705

987 published claim records in this county series. 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