Roof repair & replacement · Downers Grove, Illinois
Roof repair and hail-damage roofing in Downers Grove, IL
53 hail reports within 10 miles of Downers Grove in 2016–2025[1]. Get a roofer out to inspect before a small leak becomes a ceiling. Downers Grove, in DuPage County — ZIPs 60515, 60516, counts 50,365 residents (2025 estimate)[2].
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The Downers Grove roofing picture in brief
- Population (2025 est.)
- 50,365[2]+0.2% since 2020
- County
- DuPage[2]
- Land area
- 14.7 sq mi[3]
- Hail reports within 10 mi
- 53[1]2016–2025 · 43 at 1 inch or larger
- Largest hail reported nearby
- 2.5″[1]Feb 27, 2024, 4.1 mi from city center
- Months with the most hail reports
- May and February[1]2016–2025
- Damaging-wind reports within 10 mi
- 203[1]peak 90 mph estimated · Aug 10, 2020
- Median year homes were built
- 1974[4]the 4th-oldest of the 15 Chicago-area suburbs we cover
- Median home value
- $449,800[4]2020–2024
- Detached single-family homes
- 62%[4]share of all housing units
What the local data means for roofing in Downers Grove
Downers Grove counts 50,365 residents (2025 estimate), growing at a middle-of-the-pack 0.2% since 2020[2]. The city spans 14.7 square miles at 3,437 residents per square mile (the 10th densest) and sits entirely in DuPage County, served by ZIP codes 60515, 60516[3].
With 53 hail reports within 10 miles in 2016–2025, roofs of every age take hits here — new architectural shingles beside twenty-year-old three-tabs, and hail doesn't check the install date.
2 ZIP codes cover Downers Grove — 60515 (65% of the city's land), 60516 (35% of the city's land)[5].
The tracked suburbs closest by are Wheaton (6.2 mi NW), Naperville (7.9 mi SW) and Bolingbrook (8.6 mi SW)[3].
Observers filed 53 hail reports within 10 miles of central Downers Grove in 2016–2025, on 23 storm days across 10 years[1] — the 6th-fewest of the 15 Chicago-area suburbs we cover; Wheaton (47), Naperville (75), and Bolingbrook (57) for comparison. 43 were severe-size, 1 inch or more[6], and 6 reached golf-ball size (1.75″).
Biggest: 2.5-inch on Feb 27, 2024, 4.1 miles SE of the center. Latest: Aug 16, 2025, 1.5-inch[1]. Reports peak in May and February.
203 damaging-wind reports came from within 10 miles in 2016–2025, peaking at 90 mph (estimated) on Aug 10, 2020[1]. 18 tornado reports also fall inside that radius[1].
Half of Downers Grove's homes were built before 1974[4] — the 4th-oldest of the 15 Chicago-area suburbs we cover (median years nearby: Wheaton (1976), Naperville (1990), and Bolingbrook (1989)). Many roofs here have likely been replaced before — ask what is under the current layer.
Median home value: $449,800 (the 4th-highest of the 15 Chicago-area suburbs we cover); 62% of housing is detached houses[4].
Hail reports within 10 miles of Downers Grove, 2016–2025
| Date | Size | Distance |
|---|---|---|
| Feb 27, 2024 | 2.5″ | 4.1 mi |
| Feb 27, 2024 | 2″ | 3.2 mi |
| Feb 27, 2024 | 1.75″ | 3.2 mi |
| Feb 27, 2024 | 1.75″ | 4.5 mi |
| Jul 28, 2023 | 1.75″ | 8.9 mi |
Downers Grove storm calendar
Within 10 miles of Downers Grove, 2016–2025: 53 hail reports, 203 damaging-wind reports, and 18 tornado reports[1]. Peak: 72% in June, July, and August. Busiest year 2025 (58). Busiest month July 2025 (37). Latest: damaging-wind report, Aug 17, 2025, 2.5 mi out.
| Month | Hail | Damaging wind | Tornado | All |
|---|---|---|---|---|
| Feb | 10 | – | 1 | 11 |
| Mar | 4 | 7 | 1 | 12 |
| Apr | 10 | 5 | 1 | 16 |
| May | 13 | 12 | – | 25 |
| Jun | 3 | 38 | 6 | 47 |
| Jul | 6 | 79 | 7 | 92 |
| Aug | 7 | 48 | 2 | 57 |
| Sep | – | 11 | – | 11 |
| Nov | – | 3 | – | 3 |
Finding roofing help around Downers Grove
Roof repair & replacement contractors taking requests around Downers Grove cover ZIP codes 60515, 60516.
Before reaching out: after a hail or wind storm
Whose roof is it? Downers Grove homes by building type
With 37%[4] of Downers Grove's homes attached or in multi-unit buildings (multi-unit buildings alone: 30%, the 8th-highest multi-unit share of the 15 Chicago-area suburbs we cover), many roofs here are shared: in a townhouse, condo or apartment, ask your HOA, association or landlord who handles the roof before you hire anyone.
After detached houses, the biggest group is 50 or more units: 2,281 of 21,527 housing units[4].
| Building type | Units | Share | Margin of error |
|---|---|---|---|
| Detached house | 13,344 | 62.0% | ±464 |
| Attached house (townhouse, rowhouse) | 1,631 | 7.6% | ±246 |
| Duplex (2 units) | 115 | 0.5% | ±73 |
| 3–4 units | 477 | 2.2% | ±318 |
| 5–9 units | 949 | 4.4% | ±267 |
| 10–19 units | 1,191 | 5.5% | ±280 |
| 20–49 units | 1,391 | 6.5% | ±205 |
| 50 or more units | 2,281 | 10.6% | ±358 |
| Mobile home | 148 | 0.7% | ±153 |
Margins of error are the Census Bureau’s 90% intervals; small categories in small cities are rough.
The data underneath this Downers Grove page
| Measure | Downers Grove | Median of 15 | Difference |
|---|---|---|---|
| Median home value | $449,800 | $355,600 | 26% higher |
| Built 2010 or later | 7% | 6% | 1 pts higher |
| Damaging-wind reports (10 mi) | 203 | 179 | 24 more |
| Detached single-family | 62% | 58% | 4 pts higher |
| Hail reports (10 mi) | 53 | 56 | 3 fewer |
| Owner-occupied | 75% | 74% | 1 pts higher |
| Median year built | 1974 | 1977 | 3 years older |
Biggest gaps first. Medians are middle values across the Chicago-area suburbs we cover, drawn from the same sources.
| City | Hail reports ≤10 mi | 1 inch or larger | Largest | Median year built |
|---|---|---|---|---|
| Downers Grove | 53 | 43 | 2.5″ | 1974 |
| Wheaton 6.2 mi | 47 | 42 | 2″ | 1976 |
| Naperville 7.9 mi | 75 | 62 | 2.75″ | 1990 |
| Bolingbrook 8.6 mi | 57 | 47 | 2.5″ | 1989 |
| Aurora 14.0 mi | 84 | 76 | 3″ | 1987 |
| Orland Park 15.4 mi | 56 | 48 | 2″ | 1989 |
| Date | Size | Where |
|---|---|---|
| Aug 16, 2025 | 1.5″ | 9.7 mi W |
| Aug 16, 2025 | 1″ | 1.8 mi S |
| May 15, 2025 | 1.5″ | 8.4 mi NE |
| May 15, 2025 | 1″ | 5.6 mi N |
| May 15, 2025 | 1″ | 5.2 mi N |
| May 15, 2025 | 1″ | 4.9 mi NW |
| Mar 19, 2025 | 1″ | 9.2 mi S |
| Mar 4, 2024 | 1″ | 7.8 mi E |
| Feb 27, 2024 | 1″ | 8.2 mi E |
| Feb 27, 2024 | 1″ | 6.8 mi SW |
| Date | Wind | Distance |
|---|---|---|
| Aug 17, 2025 | 60 mph (est.) | 6.4 mi |
| Aug 17, 2025 | 61 mph | 8.4 mi |
| Aug 17, 2025 | 60 mph (est.) | 1.6 mi |
| Aug 17, 2025 | 60 mph (est.) | 3.1 mi |
| Aug 17, 2025 | 60 mph (est.) | 1.1 mi |
| Aug 17, 2025 | 60 mph (est.) | 2.5 mi |
| Month | Reports |
|---|---|
| February | 10 |
| March | 4 |
| April | 10 |
| May | 13 |
| June | 3 |
| July | 6 |
| August | 7 |
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 134 | 0.6% | ±70 |
| 2010 to 2019 | 1,318 | 6.1% | ±321 |
| 2000 to 2009 | 1,872 | 8.7% | ±306 |
| 1990 to 1999 | 1,670 | 7.8% | ±330 |
| 1980 to 1989 | 2,722 | 12.6% | ±298 |
| 1970 to 1979 | 5,082 | 23.6% | ±456 |
| 1960 to 1969 | 3,452 | 16.0% | ±403 |
| 1950 to 1959 | 2,851 | 13.2% | ±353 |
| 1940 to 1949 | 528 | 2.5% | ±173 |
| 1939 or earlier | 1,898 | 8.8% | ±274 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| ZIP (ZCTA) | Share of Downers Grove's land | Share of the ZIP inside the city |
|---|---|---|
| 60515 | 65% | 80% |
| 60516 | 35% | 68% |
roofing questions from Downers Grove homeowners
How often does hail hit near Downers Grove?
On 23 days in 2016–2025, in 10 different years[1].
When is hail season in Downers Grove?
Nearby reports peak in May and February[1].
Which Downers Grove areas do these roofers cover?
ZIP 60515 and 60516[5], DuPage County. Close by: Wheaton (6.2 mi), Naperville (7.9 mi), and Bolingbrook (8.6 mi)[3].
Storm disaster declarations for DuPage County?
6 storm-related declarations since 2000, including Severe Storms, Straight-Line Winds, and Flooding (DR-4116, 2013), Severe Winter Storm and Snowstorm (DR-1960, 2011), and Severe Storms and Flooding (DR-1935, 2010)[7].
A lot of Downers Grove homes predate 1980 — what does that mean for roof work?
64% of Downers Grove's housing units were built before 1980, 24.5% before 1960[4] — the 4th-highest share of the 15 Chicago-area suburbs we cover. Older houses are more likely to be on a second or later roof; ask whether a quote includes tearing off every existing layer and checking the decking underneath.
My Downers Grove home is fairly new — could the roof still be under warranty?
Possibly: 7% of Downers Grove's housing units were built in 2010 or later[4], the 5th-highest share of the 15 Chicago-area suburbs we cover. Check your closing paperwork for warranties before paying for a repair.
Sources
- NOAA Storm Events Database
- Census population estimates, Vintage 2025
- Census Gazetteer 2025
- Census ACS 2020–2024 5-year (keyless bulk)
- Census 2020 ZCTA–place file
- NWS Storm Prediction Center FAQ (link unverified)
- OpenFEMA disaster declarations
Data pulled Sep 28, 2026. Full citations and method.