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Calvert 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

$648

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

Policies in force, including condo units
735
Cumulative recorded losses
552
Net dollars paid
$9,512,853

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 Calvert County.

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

What these records tell you

Calvert County’s 735 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 Maryland counties

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.

2003$7,052,6092021$406,1611996$351,5472006$342,7062020$293,578
All published years and net payments
Calvert County claims history
Year of lossNet payments
1978$1,351
1979$106,606
1981$2,238
1982$407
1983$2,607
1984$9,031
1985$184,279
1989$50,263
1991$1,175
1993$7,587
1994$4,581
1995$131,568
1996$351,547
1997$5,560
1998$51,261
1999$68,449
2001$4,985
2002$6,029
2003$7,052,609
2004$30,000
2005$9,640
2006$342,706
2008$123,294
2009$43,163
2010$7,525
2011$33,239
2012$3,185
2013$32,079
2014$0
2015$440
2016$11,964
2017$0
2018$58,273
2019$49,263
2020$293,578
2021$406,161
2022$8,823
2023$16,648
2024$51,326
2025$16,198

559 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