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Monroe County, FL flood insurance claims history

27,430 National Flood Insurance Program claims have been filed for flood losses in Monroe County since 1978, and FEMA has paid out $714.0M on them. The worst year was 2005 with 9,186 claims. Monroe County ranks #5 of 67 in Florida by claim count.

At a glance

  • 2% of claims came from buildings outside FEMA’s high-risk flood zones (B, C or X), where lenders usually do not require flood insurance.
  • 30% of all claims trace to a single event — Hurricane Wilma (2005), which paid $319.1M here.
  • Flood claims were filed in 10 of the last 10 years — flooding here is a regular event, not a once-in-a-generation one.
  • More flood claims than 94% of the 67 Florida counties with any claims on file — and more than 1 of its 2 neighbors.
  • ZIP 33040 has the most claims in the county (8,240, 30%). Check your ZIP →
NFIP claims
27,430
1978 – 2026
Total paid
$714.0M
nominal dollars, not inflation-adjusted
Claims paid
68%
18,723 received a payment
Average payout
$38K
per paid claim
Last 10 years
8,930
claims 2017 – 2026
Most recent loss
2026-06-05
data as of 2026-09-07

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Pick your ZIP code to see how many insured buildings there filed flood claims, in which years, and how much was paid. Narrow by year or flood zone too. Everything runs in your browser — nothing you pick is sent anywhere.

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Flood claims by year

Peak: 9,186 claims in 2005
 
 
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Claims by year of loss, 1978–2026. Spikes line up with named storms and major rain events; quiet years still see claims from local flash flooding.

Biggest flood events in Monroe County

Flood event (FEMA name)ClaimsPaidAvg / claimYear
Hurricane Wilma8,363$319.1M$38K2005
Hurricane Irma8,002$290.2M$36K2017
Hurricane Georges (Keys)6,753$40.6M$6K1998
Hurricane Irene774$4.6M$6K1999
Hurricane Ian560$28.6M$51K2022
Hurricane Georges (Panhandle)315$2.3M$7K1998
Flooding (FEMA general label)268$434K$2K1980
Hurricane Andrew159$0$01992
Hurricane Katrina118$2.0M$17K2005
Hurricane Sally54$1.0M$19K2020
Hurricane Dennis35$165K$5K2005
Blizzard of 199323$34K$1K1993

93% of claims here fall under these 12 entries. “FEMA general label” groups many separate floods under one name; the rest of the claims have no event name.

Claims by flood zone

Not sure what the zone letters mean? Flood zones explained →

High-risk A zones: 23,882 (87%)Coastal high-risk V zones: 3,037 (11%)Moderate / low-risk zones (B, C, X): 411 (1%)Zone not recorded: 100 (0%)
Flood zone at ratingClaimsPaidAvg / claim
High-risk A zones (A, AE, AH, AO, A1–A30, AR)23,882$643.9M$27K
Coastal high-risk V zones (V, VE, V1–V30)3,037$65.7M$22K
Moderate / low-risk zones (B, C, X)411$3.0M$7K
Zone not recorded100$1.5M$15K

What caused the flooding

Cause of damage (as coded by FEMA)ClaimsShare
Accumulation of rainfall or snowmelt12,68146%
Tidal water overflow (storm surge)8,56631%
Other causes4,53417%
Stream, river or lake overflow8213%
Not recorded4572%
Alluvial fan overflow3141%

Flood claims by ZIP code in Monroe County

32 ZIP codes in Monroe County have at least one NFIP claim. ZIP codes can cross county lines; this table counts only claims FEMA assigned to Monroe County.

330408,240$274.0M30%442026
330505,281$155.9M19%342024
330425,019$74.1M18%242024
330432,678$57.6M10%262024
330372,539$40.1M9%352025
330361,506$49.8M5%252022
33051918$39.1M3%182026
33070834$14.5M3%272025
33001267$6.6M1%72017
3304464$541K0%72017
29$86K0%122017
330419$31K0%21998
330528$193K0%42005
330006$63K0%52017
320386$998K0%22017
335013$13K0%22005
330573$132K0%32008
339413$199K0%32005
330453$1620%11980
331312$12K0%22005
339421$44K0%11998
334031$00%11998
335411$1K0%12017
325001$1K0%11998
331461$19K0%12017
330901$2K0%12005
333311$8K0%11994
333331$18K0%11998
330471$100K0%11998
404041$3K0%11998
334021$2K0%11998
330461$3K0%12005

Click a column to sort. Click a ZIP to load it in the lookup above.

When does Monroe County flood?

September accounts for the most flood losses (16,547 claims, 60%). Claims by month of loss:

MonthClaimsShare
January620%
February660%
March430%
April480%
May450%
June700%
July970%
August4001%
September16,54760%
October9,53535%
November4792%
December380%

Year-by-year detail

Year of lossClaimsPaid
20268$0
202515$440K
202422$210K
202330$707K
2022570$28.6M
20213$23K
202077$1.2M
20197$4K
20188$30K
20178,190$293.4M
20163$9K
20158$49K
201413$224K
201314$239K
201218$56K
201141$326K
201017$122K
20097$74K
200844$395K
20077$24K
200622$154K
20059,186$337.0M
200425$66K
20035$6K
20025$2K
200134$184K
200023$63K
1999855$4.8M
19987,258$43.5M
199710$24K
199616$78K
199520$86K
1994188$1.2M
199339$34K
1992180$85K
19913$0
19904$9K
19891$0
198811$37K
19874$1K
19865$16K
198543$74K
19842$4K
198340$47K
198221$11K
198118$11K
1980290$441K
197916$2K
19784$1K

Neighboring counties

Monroe County borders 2 areas we cover. Flood risk does not stop at a county line, so it is worth comparing.

NeighborClaimsPaidOutside high-risk
Monroe County (this page)27,430$714.0M2%
Miami-Dade County62,029$855.8M9%
Collier County14,773$1.13B7%

All 67 Florida counties → · County and ZIP rankings →

Common questions about flooding in Monroe County

Has Monroe County flooded recently?
Yes — the most recent flood loss with an insurance claim on file was on 2026-06-05, and claims were filed in 10 of the last 10 years (8,930 claims from 2017 to 2026). FEMA’s data runs to 2026-09-07, so the newest events may not appear yet.
Do I need flood insurance in a low-risk zone here?
Lenders generally require it only in high-risk A and V zones. But 2% of Monroe County’s claims came from moderate- and low-risk zones. Whether to buy coverage is your call — see flood zones explained and check your address on the FEMA Flood Map Service Center.
Can I see whether a specific house has flooded?
Not here. FEMA removes addresses before publishing, so these figures describe areas, never a property. Our guide how to check if a house has flooded lists the questions and records that can tell you about a specific home.
Why might the real number of floods be higher?
Only buildings with National Flood Insurance can file these claims, and most homes are not insured for flood. More on what the counts mean in understanding NFIP claims data.

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About these numbers

Figures are aggregated from FEMA’s OpenFEMA NFIP Redacted Claims dataset (county FIPS 12087, data as of 2026-09-07). They cover only properties that carried National Flood Insurance — most homes do not, and private flood policies are not included — so real flood damage is larger than these counts show. Dollar amounts are as paid, in nominal dollars. Flood zone is the zone used to rate the policy at the time, which may differ from today’s map. FEMA states this dataset is not an official federal report. Use it for background, not for a purchase, insurance or legal decision; for a specific property ask the seller for its flood disclosure or the owner’s NFIP loss history.