On FEMA’s figures, Hanover Park faces less hazard damage per building than 76% of U.S. towns, mostly from river and rain flooding
On FEMA’s National Risk Index, Hanover Park gets an A− for hazard risk: lower expected damage per building than 76% of U.S. towns, #110 of 768 in Illinois. Most of that expected damage is river and rain flooding (84%), then tornadoes (13%). Flood insurance has paid 22 claims here since 1978.
Graded on FEMA’s expected yearly building damage per dollar of building value (NRI v1.20, December 2025), weighted by where residents live; flood claims are shown, not graded. How hazard risk is graded
What stands out about Hanover Park’s natural hazards
From FEMA’s model and FEMA’s records, below.
What Hanover Park faces
Each hazard’s share of the building damage FEMA expects here, and how its rate compares with the rest of the country.
River and rain flooding
Tornadoes
Shares are of FEMA’s expected building damage, the measure the grade uses; ranks compare each hazard’s building-damage rate with all 85,154 U.S. census tracts. In FEMA’s terms, river and rain flooding is FEMA’s “Inland Flooding” (rivers and streams overflowing their banks, or rain overwhelming drainage). FEMA defines coastal flooding as high or rising tides and storm surge, so surge damage is counted there. Drought isn’t listed: FEMA counts its losses in crops only.
What’s behind Hanover Park’s grade
River and rain flooding is 84% of the building damage FEMA expects in Hanover Park, and Hanover Park’s rate of river and rain flooding damage is lower than 52% of U.S. census tracts. Next is tornadoes at 13% (higher than 75% of U.S. census tracts).
A− #110 of 768 in Illinois; lower expected damage per building than 76% of U.S. towns (21,298).
Hanover Park’s residents live in 20 census tracts; FEMA’s figures are combined by where they live.
The typical Illinois town has higher expected damage than 54% of U.S. towns; within the state, Hanover Park has less expected damage per building than 86% of Illinois towns.
In dollars, FEMA expects about $11.4M a year in losses across Hanover Park: $4.7M to buildings, the rest to people and crops.
Does Hanover Park flood? Sometimes: 22 flood claims since 1978
Every paid claim on a federal flood insurance policy in Hanover Park, from FEMA’s records: 1.9 per 1,000 homes, fewer than 63% of the 13,809 U.S. towns with a flood insurance record.
- Hurricane Ike7 claims · $138K
Hanover Park isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: DuPage County.9 federal disasters brought FEMA money to Hanover Park
Disasters that paid out in Hanover Park itself (aid to households or repair grants to the Village of Hanover Park), newest first, with that year’s flood claims.
- 2024Severe Storms, Tornadoes, Straight-line Winds, and Floodng10 households applied for aid$14K aid approved
- 2023Severe Storms and Flooding24 households applied for aid$61K aid approved
- 2013Severe Storms, Straight-line Winds, and Flooding47 households applied for aid$71K aid approved1 flood claim paid that year
- 2011Severe Winter Storm and Snowstorm$62K to the Village of Hanover Park for repairs
- 2010Severe Storms and Flooding71 households applied for aid$150K aid approved1 flood claim paid that year
- 2008Severe Storms and Flooding135 households applied for aid$286K aid approved$21K to the Village of Hanover Park for repairs8 flood claims paid that year
Show all 9
- 2007Severe Storms and Flooding$29K to the Village of Hanover Park for repairs
- 2000Illinois Winter Snow Storms$34K to the Village of Hanover Park for repairs
- 1999Il-winter Storm 1/1/99$32K to the Village of Hanover Park for repairs
Its 2 counties have had 22 natural disasters declared by the President since 1953, most often floods, then severe storms. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.
Old photos of Hanover Park after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the Hanover Park archive →Hanover Park and its neighbors
Hanover Park is 5th of the 8 graded towns here, from least expected damage per building to most. Tap a town to see its hazards.
| Town | Hazard risk | Mostly (buildings) | Flood claims |
|---|---|---|---|
| Roselle | Aless damage than 90% | river and rain flooding | 28 |
| Streamwood | A−less damage than 81% | river and rain flooding | 4 |
| Bloomingdale | A−less damage than 80% | river and rain flooding | 15 |
| Schaumburg Township | A−less damage than 79% | river and rain flooding | 63 |
| Hanover Park | A−less damage than 76% | river and rain flooding | 22 |
| Schaumburg | A−less damage than 75% | river and rain flooding | 26 |
| Bartlett | B+less damage than 71% | river and rain flooding | 4 |
| Carol Stream | B+less damage than 68% | river and rain flooding | 123 |
Hazard risk = FEMA’s expected yearly building damage per dollar of building value, vs. the 21,298 U.S. towns we grade; the map is shaded by fifths of the same scale. Flood claims = paid federal flood insurance claims on record.
Get ready for what Hanover Park faces
A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.
- Turn around at flooded roads: a foot of moving water can carry off a car.
- Flood insurance usually takes 30 days to start, so buy it before the forecast.
- Keep papers and medicines up high, in a grab-and-go bag.
- Pick your spot now: the lowest floor, an inside room, no windows.
- A watch means be ready; a warning means take cover now.
- Keep shoes and a flashlight by the bed.
- Look up the address on FEMA’s flood map.
- Ask the seller or landlord whether it has ever flooded, and what flood insurance costs there.
- Get a flood insurance quote early: policies usually start 30 days after you buy.
Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.
Questions about natural hazards in Hanover Park
Is Hanover Park at risk for natural disasters?
On FEMA’s National Risk Index, Hanover Park has lower expected damage per building than 76% of U.S. towns: A− for hazard risk, #110 of 768 in Illinois. Most of the expected damage is river and rain flooding (84%) and tornadoes (13%). This is FEMA’s model of an average year for today’s buildings, not a forecast.
Does Hanover Park flood?
Flood insurance has paid 22 claims in Hanover Park since 1978, $324K in all, or 1.9 per 1,000 homes, fewer than 63% of U.S. towns with a flood insurance record. 2 properties have flooded more than once. The most claims came from Hurricane Ike (7).
Is Hanover Park in a flood zone?
Flood zones are drawn street by street, so the answer depends on the address: look it up on FEMA’s flood map. In DuPage County, 41% of homes in mapped flood zones carry federal flood insurance, and 0.6% of all homes do.
How much is flood insurance in Hanover Park?
FEMA’s Community Rating System list shows no discount for Hanover Park’s flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.
What was the biggest storm in Hanover Park?
By FEMA money that reached Hanover Park, Severe Storms and Flooding (2008): 135 households applied for aid, $286K approved, and $21K to the Village of Hanover Park for repairs. By flood claims, Hurricane Ike: 7 paid, $138K.
Is Hanover Park at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (84%), and Hanover Park’s rate for it is lower than 52% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in Hanover Park.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Hanover Park’s residents lived in the 2020 census; OpenFEMA: NFIP redacted claims, multiple-loss properties, community status book and residential penetration rates, housing assistance (owners and renters), public assistance funded projects, hazard mitigation properties and disaster declarations. Homes: Census ACS 2020–24. Preparedness tips: Ready.gov. FEMA’s model is an average of expected damage, not a forecast. How hazard risk is graded.