New Haven, CT Flood Zone Map
Last updated: August 2026
New Haven faces coastal flooding from Long Island Sound storm surge and riverine flooding from the Quinnipiac, Mill, and West rivers. Low-lying coastal neighborhoods are increasingly vulnerable to tidal flooding.
New Haven County has recorded 9,606 NFIP flood insurance claims since 1978, totaling $167.8M in payouts. Explore the full NFIP claims data by state and county to see how this area compares nationally.
FEMA Region
Region 1
NFIP Policies
9,381
New Haven County
Avg. Premium
$1,456/yr
New Haven County
NFIP Flood Insurance Claims: New Haven County
Properties in New Haven County have filed 9,606 NFIP flood insurance claims totaling $167.8M in payouts since 1978. The average claim payout is $17K.
Highest-Claim Years
2011
1,861 claims - $53.8M
2012
1,811 claims - $62.9M
1992
1,020 claims - $15.0M
Claims by Flood Zone
Source: OpenFEMA NFIP Claims API. Data sourced August 2026. See national claims data.
Flood Insurance Coverage: New Haven County
Only roughly 1 in 24 households in New Haven County carries NFIP flood insurance (4% of estimated households). With 158 recorded flood events and $3.6M in damage, most flood losses in this county are likely uninsured.
Penetration Rate
4%
roughly 1 in 24 households
Historical Claims Ratio
1 in 1
9,606 claims over 45+ years across 9,381 current policies
Avg. Claim Payout
$17,470
Per claim, county-wide since 1978
Historically, New Haven County has averaged 1.0 claims for every active policy (since 1978). This compares cumulative claims against today's policy count and does not predict future claim likelihood.
Coverage data: NFIP policies as of August 2026, claims since 1978 (August 2026), population from FEMA NRI. All figures are county-wide and include New Haven.
Not sure whether you're required to carry it? See do I need flood insurance?, or compare NFIP vs. private flood insurance.
Repetitive Loss Properties: New Haven County
New Haven County has 1,293 properties with multiple flood insurance losses, including 151 severe repetitive loss properties. 75 properties have received FEMA mitigation funding. Severe repetitive loss is a subset of multiple loss, not a separate count. Data sourced August 2026.
Multiple Loss
1,293
2+ claims within 10 years
Severe Repetitive Loss
151
4+ claims or 2 exceeding value
Mitigated
75
Received FEMA mitigation
By Flood Zone
Zone data available for 1,280 of 1,293 properties.
Source: OpenFEMA NFIP Multiple Loss Properties. Data sourced August 2026.
Flood Insurance Discount: New Haven
New Haven participates in FEMA's Community Rating System (CRS), a voluntary program that rewards communities for flood mitigation efforts beyond minimum NFIP requirements. Residents in the Special Flood Hazard Area may qualify for reduced flood insurance premiums.
CRS Class
Class 7
SFHA Premium Discount
15% off
CRS classes range from 1 (best) to 10 (no discount). New Haven's Class 7 rating means NFIP policyholders in the SFHA can receive up to a 15% discount on their flood insurance premiums. Properties outside the SFHA may receive a 5% discount.
Source: FEMA Community Rating System, April 2026. Discounts apply to NFIP policies only.
Federal Flood Disaster History: New Haven County
New Haven County has been included in 14 federal flood-related disaster declarations.
...and 6 earlier declarations since 1982.
These declarations affected communities across New Haven County, including New Haven.
Source: OpenFEMA Disaster Declarations Summaries API. Data sourced August 2026.
Recorded Flood Events: New Haven County
NOAA has recorded 158 flood events in New Haven County since 1996, causing $3.6M in damage and 4 deaths.
Costliest Events
Events by Type
Source: NOAA Storm Events Database, 1996-2026. Data sourced August 2026.
Flood Mitigation: New Haven County
FEMA has funded mitigation for 156 properties in New Haven County, investing $18.0M in flood risk reduction. Common mitigation actions include acquisition (buying and demolishing flood-prone structures), elevation (raising buildings above flood level), and safe rooms (wind/storm shelters for tornado and hurricane protection).
By Action Type
Source: OpenFEMA Hazard Mitigation Assistance. Data sourced August 2026. FEMA records a total payment per grant rather than per property, so the dollar figure is an estimate that splits each grant across the properties it covers; the property count is exact.
Levee Protection: New Haven
The USACE National Levee Database lists 2 levee systems protecting parts of New Haven. A system's FEMA accreditation status determines how its protected area is mapped: accredited levees are typically mapped as Zone X, while non-accredited or provisionally accredited systems generally leave their protected area in the Special Flood Hazard Area (often Zone AR or A99) until certification is complete.
West Riv RB - New Haven, CT
Non-AccreditedSponsor: City of New Haven, CT - 0.01 sq mi protected
West Riv LB & Wintergreen Bk RB - New Haven, CT
Non-AccreditedProtects against: West River, Wintergreen Brook - Sponsor: City of New Haven, CT - 0.02 sq mi protected
Source: USACE National Levee Database. Data sourced August 2026. Learn how levees affect flood zone mapping.
FEMA Flood Risk Profile: South Central Connecticut County
Based on FEMA's National Risk Index, which evaluates flood risk at the county level using historical loss data, exposure, and vulnerability.
Inland Flood Risk
Relatively HighEst. annual loss: $107.6M
Coastal Flood Risk
Relatively HighEst. annual loss: $9.2M
Hurricane Risk
Relatively HighEst. annual loss: $37.4M
Source: FEMA National Risk Index, county-level assessment. Individual property risk may vary.
What Your Flood Zone Means in New Haven
New Haven faces a combination of coastal and inland flood risks. Storm surge from hurricanes and tropical storms pushes seawater inland, while heavy rainfall simultaneously overwhelms rivers, bayous, and drainage infrastructure. This dual threat means flooding can come from multiple directions at once. The most common FEMA flood zone designations in New Haven are Zone AE, Zone VE, Zone X. FEMA's National Risk Index estimates the county's annual expected loss from inland flooding at over $107.6M. Properties in New Haven's VE zones face additional wave action risk beyond still-water flooding, which typically results in higher insurance premiums and stricter building requirements.
Combined coastal and inland flood exposure in New Haven means properties may face higher premiums than areas with only one flood source. FEMA's Risk Rating 2.0 accounts for multiple flood sources, including coastal surge distance, river proximity, and rainfall-driven flooding. If your property is in a Special Flood Hazard Area (SFHA) and you have a federally regulated or government-backed mortgage, federal law generally requires your lender to ensure you carry flood insurance.
Flood maps in areas with combined coastal and inland risk are among the most complex in the FEMA system. Major storms often trigger FEMA restudies that can significantly shift zone boundaries. Letters of Map Revision (LOMR) after hurricanes may expand SFHA coverage as new storm data is incorporated. Use our free lookup tool to check the current flood zone for any New Haven address.
New Haven, CT Flood Zone FAQ
What flood zones are in New Haven, CT?
The most common FEMA flood zones in New Haven are Zone AE, Zone VE, Zone X. Properties in these high-risk zones (SFHA) may require flood insurance with a federally regulated or government-backed mortgage.
Is flood insurance required in New Haven?
If your New Haven property is in a Special Flood Hazard Area (SFHA) and you have a federally regulated or government-backed mortgage, federal law generally requires your lender to ensure you carry flood insurance. Properties in Zone X are not federally required to carry flood insurance, though coverage is still recommended since about a quarter of all NFIP flood claims come from properties outside high-risk zones.
How do I check my flood zone in New Haven?
Enter your New Haven address in the search tool above for an instant flood zone determination. Results include your FEMA flood zone, SFHA status, base flood elevation (if available), and FIRM panel information, pulled directly from FEMA's National Flood Hazard Layer.
Does New Haven offer flood insurance discounts?
Yes. New Haven participates in FEMA's Community Rating System (CRS) with a Class 7 rating, qualifying residents in the Special Flood Hazard Area for up to a 15% discount on NFIP flood insurance premiums. Properties outside the SFHA may receive a 5% discount.
Has New Haven experienced major flooding events?
New Haven County, where New Haven is located, has been part of 14 federal disaster declarations for flooding, hurricanes, or severe storms. The most recent was Remnants of Hurricane Ida in 2021. Federal disaster declarations are issued when flooding overwhelms local resources and triggers FEMA assistance programs.
How many flood insurance claims have been filed in New Haven?
New Haven County has recorded 9,606 NFIP flood insurance claims totaling $167.8M in payouts since 1978. The year with the most claims was 2011, with 1,861 claims and $53.8M in payouts. These figures cover all NFIP claims in the county, including New Haven.
How many flood insurance policies are there in New Haven?
New Haven County had 9,381 NFIP flood insurance policies written or renewed over the trailing 13 months, with an average annual premium of $1,456. The most policies are in Zone AE (6,700 policies). These are county-level counts of policies written or renewed in the trailing 13 months, not a point-in-time count of policies in force - a policy renewed inside that window is counted twice.
How many New Haven properties have flooded repeatedly?
New Haven County has 1,293 properties with multiple flood losses on record, including 151 severe repetitive loss properties. These are properties that have experienced four or more NFIP claims of $5,000+ or two claims exceeding the building value.
Is New Haven protected by a levee?
Yes. The USACE National Levee Database lists 2 levee systems protecting parts of New Haven. None currently carry full FEMA accreditation, which typically keeps the protected area within the Special Flood Hazard Area (often Zone AR or A99) until the levee is certified. Levee protection is system-specific, not city-wide - check the address search above for the zone at a specific property.
Can my New Haven property be removed from a high-risk flood zone?
Yes, if your property's natural ground elevation is above the Base Flood Elevation and FEMA inadvertently mapped it in a high-risk zone, you can apply for a Letter of Map Amendment (LOMA). A successful LOMA removes the property from the Special Flood Hazard Area, generally eliminating the federal mandatory flood insurance requirement. You will need an elevation certificate from a licensed surveyor. If a property was raised above the BFE with fill material, the process is a LOMR-F rather than a LOMA.
What is Base Flood Elevation in New Haven?
Base Flood Elevation (BFE) is the predicted height of floodwaters during a 1% annual chance (100-year) flood, shown on FEMA maps as an elevation number in feet above sea level. In New Haven's Zone AE and Zone VE areas, BFE lines appear on the FIRM as wavy contours labeled with elevation values. Properties with a lowest floor at or above the BFE typically qualify for significantly lower NFIP flood insurance premiums.
Other Connecticut Cities
Understanding Flood Zones
See the Flood Map for Any New Haven, CT Address
Enter a New Haven, CT address to view its FEMA flood map, zone designation, SFHA status, and insurance requirements.
Disclaimer: Flood risk data on this page is sourced from FEMA datasets including the National Risk Index, NFIP claims and policy records, disaster declarations, and the Community Rating System. These datasets were last extracted on August 2026 and may not reflect the most recent changes. Always verify current flood zone status through FEMA or a licensed determination provider before making property, insurance, or lending decisions.