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Grand Rapids, MI Flood Zone Map

Last updated: August 2026

Grand Rapids faces flooding from the Grand River, which flows through downtown. Spring snowmelt and heavy rainfall can cause the river to exceed flood stage and inundate low-lying areas.

Kent County has recorded 673 NFIP flood insurance claims since 1978, totaling $10.3M in payouts. Explore the full NFIP claims data by state and county to see how this area compares nationally.

FEMA Region

Region 5

NFIP Policies

1,105

Kent County

Avg. Premium

$912/yr

Kent County

Active NFIP Policies: Kent County

Kent County had 1,105 NFIP flood insurance policies written or renewed over the trailing 13 months, with an average annual premium of $912, totaling $1.0M in annual premiums. Because a policy renewed inside that window is counted twice, this runs above the number in force at any one moment.

Average Annual Premium

Kent County$912
National Average$915

Policies by Flood Zone

Zone AE
587(avg. $1,117/yr)
Zone X
450(avg. $526/yr)
Zone A
52(avg. $1,056/yr)
Zone D
16(avg. $3,782/yr)

Source: OpenFEMA NFIP Policies API. Reflects policies with an effective date in the trailing 13 months (July 1, 2025 through August 16, 2026) - a 12-month policy term plus a 1-month buffer for OpenFEMA's own reporting lag - as an approximation of currently active policies, not a certified point-in-time count. Policies renewed early in this window may be counted twice, so actual totals may be somewhat lower than shown. See national policies data.

See the full flood insurance cost guide for how premiums vary by zone and risk factor.

NFIP Flood Insurance Claims: Kent County

Properties in Kent County have filed 673 NFIP flood insurance claims totaling $10.3M in payouts since 1978. The average claim payout is $15K.

Highest-Claim Years

2013

160 claims - $4.7M

2004

54 claims - $578K

2008

47 claims - $629K

Claims by Flood Zone

Zone A
347(avg. $19K)
Zone AE
173(avg. $16K)
Zone X
118(avg. $8K)
Zone D
4(avg. $44K)

Source: OpenFEMA NFIP Claims API. Data sourced August 2026. See national claims data.

Flood Insurance Coverage: Kent County

Only roughly 1 in 235 households in Kent County carries NFIP flood insurance (0.4% of estimated households). With 22 recorded flood events and $1.9M in damage, most flood losses in this county are likely uninsured.

Penetration Rate

0.4%

roughly 1 in 235 households

Historical Claims Ratio

1 in 2

673 claims over 45+ years across 1,105 current policies

Avg. Claim Payout

$15,355

Per claim, county-wide since 1978

Historically, Kent County has averaged 1 claim for every 2 active policies (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 Grand Rapids.

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: Kent County

Kent County has 73 properties with multiple flood insurance losses, including 11 severe repetitive loss properties. 1 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

73

2+ claims within 10 years

Severe Repetitive Loss

11

4+ claims or 2 exceeding value

Mitigated

1

Received FEMA mitigation

By Flood Zone

Zone AE
32
Zone A
25
Zone X
15
Zone D
1

Source: OpenFEMA NFIP Multiple Loss Properties. Data sourced August 2026.

Federal Flood Disaster History: Kent County

Kent County has been included in 3 federal flood-related disaster declarations.

2013FloodingFlood
2005Hurricane Katrina EvacuationHurricane
1986Severe Storms & FloodingFlood

These declarations affected communities across Kent County, including Grand Rapids.

Source: OpenFEMA Disaster Declarations Summaries API. Data sourced August 2026.

Recorded Flood Events: Kent County

NOAA has recorded 22 flood events in Kent County since 1996, causing $1.9M in damage.

Costliest Events

May 15, 2001Flash Flood$700K
May 18, 2000Flash Flood$400K
June 15, 2010Flood$350K
May 31, 2010Flash Flood$210K
May 18, 2020Flood$200K

Events by Type

Flash Flood
14
Flood
8

Source: NOAA Storm Events Database, 1996-2026. Data sourced August 2026.

Flood Mitigation: Kent County

FEMA has funded mitigation for 107 properties in Kent County, investing $3.1M 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

Acquisition
60
Other
30
Tornado saferoom
11
Elevation
6

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: Grand Rapids

The USACE National Levee Database lists 3 levee systems protecting parts of Grand Rapids. 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.

Grand Rapids Levee/Floodwall RB North

Non-Accredited

Protects against: Grand River - Sponsor: City of Grand Rapids, Unknown Levee Owner - 0.62 sq mi protected

Grand Rapids WWTP

Accredited

Protects against: Grand River - Sponsor: City of Grand Rapids - 0.09 sq mi protected

Grand Rapids Levee/Floodwall

Non-Accredited

Protects against: Grand River - Sponsor: City of Grand Rapids - 2.89 sq mi protected

Source: USACE National Levee Database. Data sourced August 2026. Learn how levees affect flood zone mapping.

FEMA Flood Risk Profile: Kent 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 High

Est. annual loss: $89.1M

Hurricane Risk

Very Low

Est. annual loss: $23K

Social Vulnerability: Very Low
Community Resilience: Very High

Source: FEMA National Risk Index, county-level assessment. Individual property risk may vary.

What Your Flood Zone Means in Grand Rapids

Grand Rapids faces flood risk primarily from river and stream overflow during heavy rainfall, snowmelt, or upstream dam releases. When rivers exceed their banks, floodwaters spread across low-lying areas mapped in AE and A zones. The most common FEMA flood zone designations in Grand Rapids are Zone AE, Zone X. FEMA's National Risk Index estimates the county's annual expected loss from inland flooding at over $89.1M.

Riverine flood risk in Grand Rapids is driven by the proximity and elevation of properties relative to nearby waterways. Properties closer to rivers with lower ground elevations typically face higher flood insurance premiums under FEMA's Risk Rating 2.0. 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.

River flood maps can change when FEMA conducts new Flood Insurance Studies or when development alters drainage patterns. Letters of Map Amendment (LOMA) can remove individual properties if the natural ground elevation was always above the Base Flood Elevation and the property was inadvertently mapped in the SFHA. Use our free lookup tool to check the current flood zone for any Grand Rapids address.

Grand Rapids, MI Flood Zone FAQ

What flood zones are in Grand Rapids, MI?

The most common FEMA flood zones in Grand Rapids are Zone AE, 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 Grand Rapids?

If your Grand Rapids 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 Grand Rapids?

Enter your Grand Rapids 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.

How high is flood risk in Grand Rapids?

According to FEMA's National Risk Index, Kent County (where Grand Rapids is located) has a "Relatively High" rating for inland flood risk. The estimated annual flood loss for the county is $89.1M. This county-level assessment considers historical flood losses, social vulnerability, and community resilience.

Has Grand Rapids experienced major flooding events?

Kent County, where Grand Rapids is located, has been part of 3 federal disaster declarations for flooding, hurricanes, or severe storms. The most recent was Flooding in 2013. Federal disaster declarations are issued when flooding overwhelms local resources and triggers FEMA assistance programs.

How many flood insurance claims have been filed in Grand Rapids?

Kent County has recorded 673 NFIP flood insurance claims totaling $10.3M in payouts since 1978. The year with the most claims was 2013, with 160 claims and $4.7M in payouts. These figures cover all NFIP claims in the county, including Grand Rapids.

How many flood insurance policies are there in Grand Rapids?

Kent County had 1,105 NFIP flood insurance policies written or renewed over the trailing 13 months, with an average annual premium of $912. The most policies are in Zone AE (587 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 Grand Rapids properties have flooded repeatedly?

Kent County has 73 properties with multiple flood losses on record, including 11 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 Grand Rapids protected by a levee?

Yes. The USACE National Levee Database lists 3 levee systems protecting parts of Grand Rapids. Some of these are FEMA-accredited and some are not - accreditation status varies by system, and only the accredited ones map their protected area as Zone X. Levee protection is system-specific, not city-wide - check the address search above for the zone at a specific property.

Can my Grand Rapids 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 Grand Rapids?

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 Grand Rapids's Zone AE 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.

See the Flood Map for Any Grand Rapids, MI Address

Enter a Grand Rapids, MI 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.