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Kalona, Iowa Flood Zones

Last updated: March 2026

Kalona faces flooding from the English River in Washington County. Heavy rainfall and spring snowmelt cause the river to overflow its banks and flood low-lying areas in this small southeastern Iowa community.

Washington County has recorded 15 NFIP flood insurance claims since 1978, totaling $189K in payouts. Explore the full NFIP claims data by state and county to see how this area compares nationally.

FEMA Region

Region 7

NFIP Policies

146

Washington County

Avg. Premium

$923/yr

Washington County

FEMA Flood Risk Profile: Washington 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 Low

Est. annual loss: $6.2M

Hurricane Risk

Very Low

Est. annual loss: $6K

Social Vulnerability: Relatively Moderate
Community Resilience: Very High

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

Federal Flood Disaster History: Washington County

Washington County has been included in 5 federal flood-related disaster declarations.

2005Hurricane Katrina EvacuationHurricane
1998Severe Storms, Tornadoes and FloodingFlood
1993Severe Storms & FloodingFlood
1990Severe Storms & FloodingFlood
1965FloodingFlood

These declarations affected communities across Washington County, including Kalona.

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

NFIP Flood Insurance Claims: Washington County

Properties in Washington County have filed 15 NFIP flood insurance claims totaling $189K in payouts since 1978. The average claim payout is $13K.

Highest-Claim Years

2014

7 claims - $68K

2010

3 claims - $12K

2013

2 claims - $87K

Claims by Flood Zone

Zone A
8(avg. $11K)
Zone X
6(avg. $17K)
Zone AE
1(avg. $1K)

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

Active NFIP Policies: Washington County

Washington County currently has 146 active NFIP flood insurance policies with an average annual premium of $923, totaling $135K in annual premiums.

Average Annual Premium

Washington County$923
National Average$915

Policies by Flood Zone

Zone A
132(avg. $921/yr)
Zone X
14(avg. $936/yr)

Source: OpenFEMA NFIP Policies API. Data sourced March 2026.

Flood Insurance Coverage: Washington County

An estimated 2% of households in Washington County carry NFIP flood insurance. This county has elevated flood risk but very low insurance coverage, indicating a significant protection gap.

Penetration Rate

2%

Claims Ratio

1 in 10

policies have filed a claim

Avg. Claim Payout

$12,600

Derived from FEMA NRI population data and OpenFEMA NFIP policy/claims records.

Repetitive Loss Properties: Washington County

Washington County has 2 properties with multiple flood losses, including 0 severe repetitive loss properties.

Multiple Loss

2

Severe Rep. Loss

0

Mitigated

0

By Flood Zone

Zone X
1
Zone A
1

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

Recorded Flood Events: WASHINGTON County

NOAA has recorded 56 flood events in WASHINGTON County since 1996, causing $5.2M in damage.

Costliest Events

03-AUG-10Flash Flood$1M
27-AUG-09Flood$500K
13-JUN-10Flood$500K
03-AUG-10Flood$500K
13-MAY-10Flood$500K

Events by Type

Flash Flood
29
Flood
27

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

What Your Flood Zone Means in Kalona

Kalona 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 Kalona are Zone AE, Zone X. FEMA's National Risk Index estimates the county's annual expected loss from inland flooding at over $6.2M.

Riverine flood risk in Kalona 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 Kalona address.

Flood Insurance Discount: Kalona

Kalona 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 9

SFHA Premium Discount

5% off

CRS classes range from 1 (best) to 10 (no discount). Kalona's Class 9 rating means NFIP policyholders in the SFHA can receive up to a 5% discount on their flood insurance premiums. Properties outside the SFHA may receive a 5% discount.

Source: FEMA Community Rating System, October 2025. Discounts apply to NFIP policies only.

Kalona, IA Flood Zone FAQ

What flood zones are in Kalona, IA?

The most common FEMA flood zones in Kalona 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 Kalona?

If your Kalona 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 over 40% of all NFIP flood claims come from Zone X properties.

How do I check my flood zone in Kalona?

Enter your Kalona 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 Kalona offer flood insurance discounts?

Yes. Kalona participates in FEMA's Community Rating System (CRS) with a Class 9 rating, qualifying residents in the Special Flood Hazard Area for up to a 5% discount on NFIP flood insurance premiums. Properties outside the SFHA may receive a 5% discount.

Has Kalona experienced major flooding events?

Washington County, where Kalona is located, has been part of 5 federal disaster declarations for flooding, hurricanes, or severe storms. The most recent was Hurricane Katrina Evacuation in 2005. Federal disaster declarations are issued when flooding overwhelms local resources and triggers FEMA assistance programs.

How many flood insurance claims have been filed in Kalona?

Washington County has recorded 15 NFIP flood insurance claims totaling $189K in payouts since 1978. The year with the most claims was 2014, with 7 claims and $68K in payouts. These figures cover all NFIP claims in the county, including Kalona.

How many flood insurance policies are active in Kalona?

Washington County currently has 146 active NFIP flood insurance policies with an average annual premium of $923. The most policies are in Zone A (132 policies). These figures cover all active NFIP policies in the county.

How many Kalona properties have flooded repeatedly?

Washington County has 2 properties with multiple flood losses on record, including 0 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.

Can my Kalona 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 Kalona?

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 Kalona'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.

Look Up Any Kalona, IA Address

Enter a Kalona, IA address to instantly check its FEMA flood 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 March 2026 and may not reflect the most recent changes. This page is for informational purposes only and is not a certified flood zone determination. Always verify current flood zone status through FEMA or a licensed determination provider before making property, insurance, or lending decisions.