Johnson County, IL Competitor Saturation & Market Analysis

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Analyze competitor saturation, customer density, and market opportunities in Johnson County, Illinois.

You 9/24/26, 9:03 PM

Show me competitor saturation and resident-to-business ratios in Johnson County.

Map AI 9/24/26, 9:03 PM

Johnson County has businesses across 7 categories. Recreation leads with a Customer Density of ~557 residents per business — a higher number signals less competition.

Businesses by Category in Johnson County

Source: OpenStreetMap contributors

Business Density Compared With Illinois and the U.S.

Area	Businesses	Residents per Business
Johnson County	58	231
Illinois	140,281	90
United States	3,293,485	102

Johnson County has about 231 residents per business, compared to 90 in Illinois. That makes the local market less saturated, with more room for new businesses, than the overall market in Illinois.

Map: Competitor Density & Market Saturation Across Illinois

Total businesses per county — darker means higher competitor density

Johnson County

Click a county to open it Explore the map →

Businesses per county

Thinking of Opening a Restaurant in Johnson County?

Food and dining is the most contested category on most of these maps. See the restaurant market size for this county, including how many diners each existing place serves and a free revenue estimate for a new one.

Find Underserved Markets With AI Competitor Analysis

In commercial real estate, local businesses are tracked as Points of Interest (POIs). The AI lets you run a competitive analysis, spot market saturation in real-time, and see a map of local businesses — so you can see exactly where customer demand is underserved.

Johnson County, IL Businesses Compared With Nearby Counties

Johnson County, IL is typical in size for this group, 13,376 residents against a local median of 13,864, so the measures below are close to a like for like comparison. Where Johnson County, IL breaks from the counties next to it is businesses, sitting 54% below the local median of 147 at 67.

Businesses per 10k people tells the same story from another angle: 50.4 against a local median of 96.0, 48% below it. The counties themselves spread 640 on businesses, so Johnson County, IL sits at one end of an already wide local range rather than apart from it. Johnson County, IL has the 4th highest businesses of the 6 areas compared here.

Area	Population	Businesses	Businesses per 10k people
Johnson County, IL	13,376	67 #4/6	50.4 #5/6
Williamson County, IL	66,874	658	98.4
Massac County, IL	13,864	273	196.6
Pope County, IL	3,739	36	96.0
Pulaski County, IL	5,015	18	36.7
Union County, IL	16,997	147	86.5

Frequently Asked Questions

Common questions about competitor saturation and points of interest in Johnson County, Illinois.

Where can I find competitor saturation and points of interest analysis for Johnson County, Illinois?

Johnson County, Illinois competitor saturation analysis shows 58 points of interest across 7 categories according to OpenStreetMap data.

How can I do a competitive analysis of businesses in Johnson County, Illinois?

Map AI Chat lets you run a competitive analysis and measure competitor density and market saturation, showing resident-to-business ratios across different categories in Johnson County, Illinois.

How does business density in Johnson County, Illinois compare to Illinois?

Johnson County, Illinois has about 231 residents per business, compared to 90 in Illinois. That makes the local market less crowded than Illinois.

Is there a map of local businesses in Johnson County, Illinois?

Yes. Map AI shows an interactive map of local business and competitor density in Johnson County, Illinois, colored by how many points of interest each area has, so you can spot underserved markets at a glance.

What is the most common type of business in Johnson County, Illinois?

The most common business category in Johnson County, Illinois is Recreation, with about 557 residents for every business in that category.