Flood insurance • Chicago, Illinois • 2026
Flood Insurance in Chicago, IL: Coverage, Basement Flooding, and Quotes
Flood insurance in Chicago is mostly about basements. On July 2, 2023, up to 9 inches of rain fell on Chicago and its western suburbs, overwhelming the Deep Tunnel and flooding at least 70,000 basements, and many of those homes were nowhere near a mapped flood zone.
Standard homeowners and renters policies exclude flood and usually exclude sewer backup too, so most Chicago homeowners need both a flood policy and a water backup endorsement.
Blake Insurance Group is an independent agency based in Tucson that serves Chicago homeowners and renters by phone and online. We do not have an office in Chicago, and we compare National Flood Insurance Program (NFIP) and private flood options from the insurers we are appointed with for your exact address.
Get Chicago flood insurance quotes
Tell us your Chicago address, whether you own or rent, your flood zone if you know it, and the coverage you want, and a licensed agent will follow up with NFIP and private flood options available to us. Submitting the form does not bind coverage.
If the form does not load, call 888-387-3687, Monday through Friday, 9:00 to 5:00 Arizona time, or email info@blakeinsurancegroup.com.
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Flood risk in Chicago: what drives it
Chicago is flat, and most of the city drains through combined sewers into the Deep Tunnel system. Three things drive most flood claims.
Overloaded combined sewers
In intense storms, sewers and the Deep Tunnel fill up, and water backs up through floor drains or seeps through foundations. The July 2023 storm exceeded the tunnels’ capacity.
River and lakefront flooding
The Chicago, Des Plaines, and North Branch rivers can rise above flood stage in big storms, and high Lake Michigan levels and storm waves can flood the lakefront.
Flat land and heavy summer rain
Water has few places to go, so streets, viaducts, and low areas such as the West Side flood quickly in summer downpours.
Chicago flood zones and maps
Mapped high-risk flood zones in Chicago are mostly along the river branches and some lakefront areas, so most homes are outside them. That is why basement flooding claims often come from homes without required flood insurance.
FEMA flood maps label higher-risk areas as Special Flood Hazard Areas, such as Zones A and AE, and lower-risk areas as Zones X, B, or C. If your building is in a high-risk zone and you have a federally backed mortgage, your lender will require flood insurance. Outside those zones, coverage is optional, but flood damage is still excluded from standard homeowners and renters policies.
You can look up an address on the FEMA Flood Map Service Center. Maps show estimated risk, not a guarantee, and do not capture every street that floods during a heavy storm.
Coverage priorities for Chicago homeowners and renters
| Your situation | Coverage to review | Why it matters |
|---|---|---|
| Bungalow or two-flat owner with a basement | Flood policy plus a water backup endorsement | Basement water can come from flooding or sewer backup, and each needs different coverage |
| Renter in a garden apartment | Contents-only flood coverage and renters water backup | Your belongings below grade are most exposed |
| Homeowner near the river branches | Building and contents flood | River flooding can reach first floors |
| Owner with a finished basement | Private flood options | NFIP covers only certain basement items |
Examples only, not recommendations. Coverage availability and terms vary by insurer.
Illinois flood facts every Chicago property owner should know
- Flood is excluded from homeowners and renters policies. Rising water from the Chicago River, the Des Plaines River, Lake Michigan, or an overloaded sewer, or heavy rain that pools around a building, is flood damage. It needs a separate flood policy.
- Sewer backup is a separate gap. Water backing up through floor drains or toilets is usually covered only by a water backup endorsement on your homeowners policy. A flood policy covers backup only when it is caused directly by a flood.
- Basements have limited flood coverage. NFIP policies cover only certain items below ground level, such as furnaces, water heaters, and washers and dryers, not finished walls, flooring, or most belongings. Some private policies offer more.
- Most Chicago-area flood losses start in basements. Heavy storms can overwhelm combined sewers, so water comes in through floor drains and foundation cracks. That makes the gap between flood coverage and sewer backup coverage especially important.
- Lenders require flood insurance in high-risk zones. If your building is in a Special Flood Hazard Area and your mortgage is federally backed, flood insurance is required. Elsewhere it is optional.
- State floodplain help. The Illinois Department of Natural Resources Office of Water Resources coordinates the NFIP in the state, and city and county floodplain staff can help you find your zone.
Sources: July 2023 Chicago area flood
NFIP vs. private flood insurance: what to compare
Most flood policies come from the National Flood Insurance Program, run by FEMA, or from a private flood insurer. Line up each quote on the same terms before comparing price.
| Coverage | What to compare |
|---|---|
| Building coverage | Same limit. The NFIP pays up to $250,000 for a home's structure. Private flood insurers may offer higher limits. |
| Contents coverage | Same limit. The NFIP pays up to $100,000 for belongings, and renters can buy contents-only coverage. |
| Deductibles | Same deductibles. Building and contents deductibles are often separate. |
| Loss settlement | Whether the building is paid at replacement cost or actual cash value, and how contents are paid |
| Living expenses | The NFIP does not pay for a hotel or other extra living costs. Some private policies do. |
| Basements | The NFIP limits what it covers below ground level. Check what each policy pays for in a basement. |
| Waiting period | NFIP policies usually take effect after 30 days, with some exceptions, such as a loan closing. Private waiting periods vary. |
Chicago areas and ZIP codes we quote
We quote flood insurance across Chicago, including the West Side (Austin, Garfield Park, North Lawndale), Pilsen, Little Village, Logan Square, Albany Park, Lincoln Park, Lakeview, Bridgeport, Chatham, and the Far South Side.
- 60601
- 60605
- 60607
- 60608
- 60612
- 60614
- 60618
- 60619
- 60620
- 60622
- 60623
- 60624
- 60625
- 60629
- 60639
- 60644
- 60647
- 60651
- 60657
Flood insurance is priced by the exact address, including its flood risk, the building's elevation and foundation, its replacement cost, and the coverage and deductibles you choose. Have your address and, if you have one, your elevation certificate ready.
Ways to lower your Chicago flood premium
- Compare NFIP and private quotes. Since FEMA's Risk Rating 2.0, NFIP prices reflect each property's own risk, and a private quote can come in higher or lower for the same home.
- Choose a higher deductible if you can afford it after a loss.
- Get an elevation certificate. It can help, especially for buildings in high-risk zones.
- Reduce the damage a flood can do. Raising utilities, adding flood openings, or elevating the building can lower the price over time.
- Ask about community discounts. Communities in FEMA's Community Rating System can earn NFIP discounts for their residents.
Discounts and pricing factors vary by insurer and program.
Closing on a home? If your lender requires flood insurance, tell us your closing date. NFIP policies tied to a loan closing can start without the usual 30-day wait. Call 888-387-3687.
Chicago flood insurance FAQs
Does flood insurance cover basement flooding in Chicago?
It covers flood water, but NFIP policies cover only certain basement items, such as furnaces, water heaters, and washers and dryers. Finished walls, flooring, and most belongings are not covered.
Is sewer backup covered by flood insurance?
Only when a flood directly causes the backup. Sewer backup from overloaded city sewers usually needs a water backup endorsement on your homeowners or renters policy.
Do I need flood insurance if I am not in a flood zone?
It is optional, but the July 2023 storm flooded tens of thousands of basements, many outside mapped flood zones. Flood damage is excluded from homeowners policies.
What happened in the July 2023 Chicago flood?
Up to 9 inches of rain fell on July 2, 2023, exceeding the Deep Tunnel’s capacity, flooding at least 70,000 basements and leading to a federal disaster declaration.
How long does a flood policy take to start?
NFIP policies usually take effect after 30 days, with exceptions such as a policy tied to a loan closing. Private waiting periods vary.
Nearby areas and related guides
Important information
Independent agency. Blake Insurance Group LLC is an independent insurance agency. Licensed insurance producer NPN 16944666. Licensed states: AZ, AL, TX, CA, NY, OH, FL, NC, VA, GA, OK, NM, IA, KS, MI, NE, SC, SD, WV, IL, NJ, PA, TN, and WA. Which insurance companies we can quote depends on our current appointments, the product, and your state.
Availability. Coverage, prices, discounts, waiting periods, and eligibility vary by insurer, program, and property, and are subject to underwriting. The issued policy controls. This page is general information, not legal advice. Flood zone information is general; check the official map for your address.
Service area. Blake Insurance Group is based in Tucson and serves Chicago clients by phone and online. We do not claim a physical office in Chicago.
Your next step
Request a quote, and a licensed agent will compare NFIP and private flood options available to us for your Chicago address.
