Groundwork

Real estate · County · Illinois

Home inspectors in Cook County, IL

Competitor counts, household spending and official business counts for home inspectors in Cook County, IL, set against other counties and the U.S.

Groundwork market score · out of 100

Score 54 out of 100: Upper middle

Ranked #166 of 415 scored counties
#1 of 16 scored counties in Illinois

Listings
113
5 chain locations (4%)
Official establishments
85
+2.4% since 2019
Household spending a year
$31.4B
On rent and homeowner costs · $14,972 a household
Housing spending per listing (U.S. = 100)
106
6% above the U.S.
Listings per 10k households
0.5
17% below the U.S.
Population, 2025
5,194,625
−1.3% since 2020

See the home inspectors around any address in Cook County

The site report maps the home inspectors on map listings near the address, by name and distance, and sizes the households and spending around it. Or open the report at the center of Cook County. Signed out, you see a blurred preview; on an account, each report is one action.

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Survey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure

What this means

Map listings as of September 2026 show 113 home inspectors in Cook County. Of those, 5 are chain locations, or 4%, against 3% across the U.S. That is 0.5 per 10,000 households, 17% below the U.S. rate of 0.6.

At $14,972 per household (10% below the U.S. average), households in Cook County spend about $31.4B a year on rent and homeowner costs. Housing spending per business is 6% above the U.S. figure. That figure is all rent and homeowner costs, used as a measure of housing demand; it is not money home inspectors take in.

In 2023, official counts showed 85 businesses with payroll in Cook County classed as building inspection services, up 2.4% from 2019. That is one for every 24,709 households, against one for every 17,237 across the U.S. Since fiscal 2022, 1 SBA-backed loan worth $69K has gone to businesses classed as building inspection services in Cook County.

Between 2020 and 2025, the population of Cook County declined 1.3%, against +3.1% for the U.S. Cook County scores 54 (upper middle) on the Groundwork market score for home inspectors, ranking #166 of 415 scored counties and #1 of 16 scored counties in Illinois.

How Cook County compares

The same measures for Illinois and the whole U.S. Housing spending per listing divides all rent and homeowner costs by the listings counted: a measure of housing demand for each business, not money any of them take in, so it is shown against the U.S. (100) only. Households per establishment divides households by the official count.

Home inspectors in Cook County, IL compared with Illinois and the U.S.
MeasureCook CountyIllinoisU.S.
Listings per 10k households0.50.60.6
Housing spending per listing (U.S. = 100)10689100
Households per official establishment24,70921,52317,237
Official establishment growth, 2019–2023+2.4%−5.3%+6.5%
Population growth, 2020–2025−1.3%−0.6%+3.1%
Spending per household on rent and homeowner costs$14,972$14,866$16,661
Median household income$83,498$83,390$80,734
Groundwork market score5431

Official counts and lending

Businesses

Official establishments, 2019 to 2023
83 → 85+2.4% over the period
Employees, 2023
192
Annual payroll, 2023
$11.2M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
1135 chain locations
Listings at the U.S. rate for this spending
120The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
1
Amount
$69K

SBA-backed loans to businesses classed as building inspection services in Cook County, through June 2026, placed by the borrower’s ZIP code. Official establishments are businesses with payroll; the official counts leave out places with fewer than 3.

Population and households in Cook County

Population, 2025 estimate
5,194,625−1.3% since 2020
Households
2,100,230
Median age
39.2
Homes lived in by their owners
58%
Vehicles per household
1.4
Land area
945 sq. mi.
People per square mile
5,484
Median household income
$83,498+29.1% vs. 2015–2019, before inflation
Average household income
$120,729
Median home value
$324,500
Jobs located here
2,683,238
Daytime population
5,468,881Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Cook County?

These figures cover the whole county. A site report draws rings around one address and counts what’s inside them: households, spending, jobs, and the home inspectors on map listings by name and distance.

Or open the report at the center of Cook County. Signed out, you see a blurred preview; on an account, each report is one action.

Free10 actions over 3 days, no card

Home inspectors across Illinois

Every Illinois market ranked →

The highest-scoring counties in Illinois for home inspectors, numbered among those based in Illinois, with Cook County marked.

Top counties in Illinois

Counties in Illinois ranked for home inspectors by Groundwork market score
MarketScoreListingsPer 10k householdsHousing spending per listing (U.S. = 100)Population growthU.S. rank
1Cook County, IL541130.5106−1.3%#166 of 415
2Winnebago County, IL5260.598−0.4%#180 of 415
3Kane County, IL50120.694+1.8%#197 of 415
4Lake County, IL47180.792+0.8%#216 of 415
5McLean County, IL4650.777+0.1%#230 of 415
6DuPage County, IL46300.975+0.3%#232 of 415
7Kendall County, IL4451.157+9.9%#257 of 415
8McHenry County, IL4190.880+2.5%#272 of 415
9Madison County, IL4180.774−1.0%#273 of 415
10Champaign County, IL3960.773+1.8%#298 of 415

Other business types in Cook County

Each with its Groundwork market score here, out of 100, where it has one.

Questions

How many home inspectors are in Cook County, IL?

There are 113 home inspectors on map listings in Cook County as of September 2026. 5 of them (4%) are chain locations. The listings count home inspectors. Official counts show 85 businesses with payroll classed as building inspection services in 2023, up 2.4% from 2019.

How much do households in Cook County, IL spend on rent and homeowner costs?

About $31.4B a year, or $14,972 per household. That is 10% below the U.S. average (an index of 90, where 100 is the U.S. average). For the 113 home inspectors on map listings, housing spending per business is 6% above the U.S. figure. The spending figure is all rent and homeowner costs, a measure of housing demand, not money home inspectors take in. It is estimated from the incomes of the 2,100,230 households in Cook County and national spending patterns by income.

How does Cook County, IL compare with the U.S. for home inspectors?

Cook County has 0.5 home inspectors per 10,000 households, 17% below the U.S. rate of 0.6. The index of housing spending per business is 106, where 100 is the U.S. At the national ratio of home inspectors to household spending, Cook County would have about 120, against 113 on map listings. There is one business with payroll in the industry for every 24,709 households, against one for every 17,237 across the U.S. The official count rose 2.4% from 2019 to 2023, against +6.5% for the U.S.

How fast is Cook County, IL growing?

Population estimates put Cook County at 5,194,625 people in 2025, down 1.3% since 2020, against +3.1% for the U.S. It has 2,100,230 households. Median household income in Cook County is $83,498, 3% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 29.1%, before inflation.

What is the Groundwork market score?

The Groundwork market score runs from 0 to 100 and compares a market with others of its kind for one business type: states with states, metro areas with metro areas, small-town markets and counties with their own. It weighs household spending per competitor (35%), households per business with payroll (25%), population growth (20%) and spending power (20%), each ranked against those peers. A higher score means that, taken together, the market has more household spending and more households for each business already there, faster population growth and more spending per household than similar markets. It describes a market, not any one site or deal. Cook County scores 54 for home inspectors (upper middle), #166 of 415 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Cook County. It maps the home inspectors on map listings near the site and sizes the households and spending within the distance you choose. New accounts get 10 actions over 3 days, no card.

How the score works · Top markets for home inspectors · All 56 business types in Cook County

Screening a site or an acquisition in Cook County?

A site report maps the competitors on map listings near an address and sizes the households and spending around it.

The button opens the report at the center of Cook County. Signed out, you see a blurred preview; on an account, each report is one action.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are estimates for research only. Not investment or real estate advice.