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Grundy County, IL

RANK #62 / 996  ·  POP 52,624  ·  IL

PROJECTED GROWTH: +3.2%

Grundy County is one of America's fastest-growing metros, with explosive job creation driving its boom.

[01] Why Grundy County?

Morris, the county seat of Grundy County, Illinois, offers a glimpse into the region's past with its historic downtown, featuring small shops and independent restaurants. Located about 45 to 60 minutes southwest of Chicago, Grundy County provides a blend of rural and urban characteristics. The county is situated along the Illinois River and the historic Illinois and Michigan Canal, offering natural scenery and outdoor recreation opportunities like hiking and boating in its state parks and nature preserves. Commuting to Chicago is possible by car, taking around 1 hour and 19 minutes, or by train and taxi.

Life in Grundy County is characterized by a strong sense of community, attracting families and young professionals. The public schools in Grundy County are highly rated, with institutions like Minooka Community High School and Coal City Middle School receiving positive recognition. The local economy is experiencing growth, with job increases in sectors such as general merchandise, retail, truck transportation, health, personal care, oil and gas extraction, and construction. The county is also seeing investment in energy and infrastructure, contributing to its economic development.

[02] Market Snapshot

Housing Ratio
2.7x

Undervalued relative to economy

GDP Growth
+5.9%

Well above national median

Home Prices
+3.7%

Outpacing national median

Climate & Terrain
-2.1

Below-average climate & terrain

Price/Rent
18x

Above national median (13x)

Housing looks undervalued at 2.7x — home prices are low relative to local economic output. The typical U.S. county is 4–6x.

[03] Signal Profile

[04] Home Value Growth vs National

Grundy County U.S. National

The Numbers

DEMOGRAPHICS
Population
52,624
+0.5% YoY
Median Household Income
$89,993
Median Home Value
$245,400
+3.72% 12mo
Median Rent
$1,126
Average Annual Pay
$69,868
+2.4% YoY
Employment
22,349
+4.5% YoY
Income-to-Home-Value
0.3667
More affordable than average
Migration Inflow
4.46%
of pop. from another state

Market Activity

REAL ESTATE
Median Sale Price
$290,000
Days on Market
51
Moderate pace
Months of Supply
3.7
Balanced market
Sale-to-List Ratio
98.4%
Near asking price
Sold Above List
18.2%
Listings w/ Price Drops
19.8%
Building Permits (2024)
88
Single-Family Permits
54

Source: Redfin · Census BPS — Browse sales on Redfin →

[05] Capital Investment

$3,319M
TOTAL
PROJECT AMOUNT STATUS
CPV Three Rivers Energy Center
Competitive Power Ventures (CPV)
$1,300M Operating
Tract Morris Data Center
Tract
$1,000M Planned
Cielo Minooka Data Center
Cielo Digital Infrastructure
$500M Planned
Blue Sky Solar Project
Blue Sky Solar
$300M Proposed
Buffalo Solar Farm
RWE
$116M Under Construction
Rebuild Illinois Capital Program (18 major projects)
Illinois Department of Transportation (IDOT)
$103M Underway/Planned

Source: public records, news, corporate announcements. Amounts are estimates where noted.

[06] Score Breakdown

GDP Growth +5.9% 90 percentile
Population Growth +0.5% 52 percentile
Income Growth +10.1% 80 percentile
Vacancy Rate 0.5% 95 percentile
Home Price Change +3.7% 79 percentile
Price/Rent 18x 14 percentile

Bars show percentile rank among all 996 counties.

[07] Frequently Asked Questions

Is Grundy County, IL a good place to move to?

Grundy County has a Boom Town Index score of 94/100, ranking #62 among 996 U.S. counties. With job growth at +4.5% and a median household income of $89,993, it's an above-average county on economic indicators.

Is Grundy County affordable?

The median home value in Grundy County is $245,400 with median rent at $1,126/month. The income-to-home-value ratio is 0.3667, which is more affordable than the national average.

Is Grundy County growing or shrinking?

Population growth: +0.5% year-over-year. Job growth: +4.5%. Home values changed +3.7% in the past 12 months.

Are people moving to Grundy County?

Yes — 4.46% of Grundy County's population moved from another state, which is above the national average and indicates strong in-migration.

[08] Similar Metros

Winnebago County, IL 100 Madison County, NY 100 Oswego County, NY 100 Valencia County, NM 100 Taylor County, TX 100 Allen County, OH 100 Newton County, MO 99 Dodge County, WI 99