RANK #78 / 996 · POP 930,559 · IL
PROJECTED GROWTH: +3.1%
DuPage County, Illinois, located just 20 miles west of Chicago, offers a blend of suburban living and natural beauty. The county is characterized by its extensive network of over 25,000 acres of forest preserves and more than 500 miles of trails, including the Illinois Prairie Path, which was the first successful "rail-to-trail" conversion in the United States. Commute options to Chicago are available via Metra commuter rail lines, with 29 stations across four lines within the county. Towns like Naperville and Glen Ellyn feature downtown areas with shops and restaurants.
DuPage County consistently ranks among the healthiest counties in Illinois. The area attracts families, partly due to its public school districts, which receive high ratings. The local economy is diverse, with major investments flowing into data centers, supported by factors like access to renewable energy, an extensive fiber network, and a skilled workforce. The county also benefits from its proximity to major transportation hubs, including O'Hare International Airport.
Well below national median
Below-average climate & terrain
Above national median (13x)
Housing looks undervalued at 3.3x — home prices are low relative to local economic output. The typical U.S. county is 4–6x.
Source: Redfin · Census BPS — Browse sales on Redfin →
| PROJECT | AMOUNT | STATUS |
|---|---|---|
|
CyrusOne Data Center Campus (Wood Dale)
CyrusOne
|
$1,000M | Under Construction |
|
CyrusOne Data Center (Aurora)
CyrusOne
|
$350M | Under Construction |
|
Edged Chicago Campus - Second Data Center (Aurora)
Edged US
|
$250M | Under Construction |
|
Karis Critical Data Center (Naperville)
Karis Critical Data Centers
|
$250M | Proposed |
|
Oppidan Data Center (Carol Stream)
Oppidan
|
$50M | Under Construction |
|
NTT DATA Cloud Storage Facility (Itasca)
NTT DATA
|
$50M | Planned |
Source: public records, news, corporate announcements. Amounts are estimates where noted.
Bars show percentile rank among all 996 counties.
DuPage County has a Boom Town Index score of 92/100, ranking #78 among 996 U.S. counties. With job growth at +0.1% and a median household income of $107,035, it's an above-average county on economic indicators.
The median home value in DuPage County is $361,700 with median rent at $1,551/month. The income-to-home-value ratio is 0.2959, which is more affordable than the national average.
Population growth: -0.4% year-over-year. Job growth: +0.1%. Home values changed +5.0% in the past 12 months.
Yes — 3.7% of DuPage County's population moved from another state, which is above the national average and indicates strong in-migration.