Groundwork

Health care · County · Illinois

Medical and dental practices in Marshall County, IL

How Marshall County, IL compares with other counties and the U.S. for medical and dental practices: competitors, household spending, official counts and growth.

Groundwork market score · out of 100

Score 60 out of 100: Upper middle

Ranked #738 of 2,394 scored counties
#36 of 87 scored counties in Illinois

Listings
23
0 chain locations (0%)
Official establishments
n/a
Fewer than 3, or not published
Household spending a year
$6.8M
On medical and dental services · $1,337 a household
Spending per listing
$296K
94% above the U.S.
Listings per 10k households
45.2
47% below the U.S.
Population, 2025
11,473
−2.0% since 2020

See the medical and dental practices around any address in Marshall County

The site report maps the medical and dental practices 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 Marshall County. Signed out, you see a blurred preview; on an account, each report is one action.

Free10 actions over 3 days, no card

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 23 medical and dental practices in Marshall County. None of them are chain locations, against 11% across the U.S. That comes to 45.2 for every 10,000 households, 47% below the U.S. rate of 84.5.

At $1,337 per household (4% above the U.S. average), households in Marshall County spend about $6.8M a year on medical and dental services. That is about $296K of household spending for each practice on map listings, 94% above the U.S. figure of $152K.

There is no official count of businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in Marshall County: counts under 3 aren’t published.

Population estimates put the population change in Marshall County from 2020 to 2025 at −2.0%, against +3.1% for the U.S. Marshall County scores 60 (upper middle) on the Groundwork market score for medical and dental practices, ranking #738 of 2,394 scored counties and #36 of 87 scored counties in Illinois.

How Marshall County compares

The same measures for Illinois and the whole U.S. Spending per listing divides a year of household spending on all medical and dental services by the medical and dental practices counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.

Doctors, dentists and clinics in Marshall County, IL compared with Illinois and the U.S.
MeasureMarshall CountyIllinoisU.S.
Listings per 10k households45.2102.384.5
Spending per listing$296K$148K$152K
Households per official establishmentn/a269270
Official establishment growth, 2019–2023n/a+0.1%+1.5%
Population growth, 2020–2025−2.0%−0.6%+3.1%
Spending per household on medical and dental services$1,337$1,517$1,288
Median household income$71,585$83,390$80,734
Groundwork market score6043

Official counts and lending

Businesses

Official establishments, 2019 to 2023
n/a
Employees, 2023
n/a
Annual payroll, 2023
n/a
One-person businesses, 2023
0Businesses with no payroll
Map listings, September 2026
230 chain locations
Listings at the U.S. rate for this spending
45The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
0
Amount
$0

SBA-backed loans to businesses classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in Marshall 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 Marshall County

Population, 2025 estimate
11,473−2.0% since 2020
Households
5,094
Median age
45.3
Homes lived in by their owners
79%
Vehicles per household
2.0
Land area
387 sq. mi.
People per square mile
30
Median household income
$71,585+22.4% vs. 2015–2019, before inflation
Average household income
$85,623
Median home value
$142,800
Jobs located here
2,729
Daytime population
8,879Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Marshall 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 medical and dental practices on map listings by name and distance.

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

Free10 actions over 3 days, no card

Doctors, dentists and clinics across Illinois

Every Illinois market ranked →

The highest-scoring counties in Illinois for medical and dental practices, numbered among those based in Illinois, with Marshall County marked.

Top counties in Illinois

Counties in Illinois ranked for medical and dental practices by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Piatt County, IL842434.7$441K+0.6%#51 of 2,394
2Cumberland County, IL76819.2$700K−2.1%#162 of 2,394
3Kendall County, IL7628562.8$270K+9.9%#184 of 2,394
4Crawford County, IL753242.7$317K+0.1%#213 of 2,394
5Woodford County, IL757551.1$304K−0.8%#215 of 2,394
6Johnson County, IL74614.6$876K+0.4%#220 of 2,394
7Mercer County, IL742132.0$436K−2.6%#227 of 2,394
8Washington County, IL742136.2$383K−1.2%#229 of 2,394
9Carroll County, IL732030.4$419K−1.7%#250 of 2,394
10Hancock County, IL721621.0$618K−4.4%#270 of 2,394
36Marshall County, IL602345.2$296K−2.0%#738 of 2,394

Other business types in Marshall County

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

Questions

How many medical and dental practices are in Marshall County, IL?

There are 23 medical and dental practices on map listings in Marshall County as of September 2026. None of them are chain locations. The listings count every outpatient clinic and practice, and urgent care. No official count is published for offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in Marshall County: counts under 3 are left out.

How much do households in Marshall County, IL spend on medical and dental services?

About $6.8M a year, or $1,337 per household. That is 4% above the U.S. average (an index of 104, where 100 is the U.S. average). Spread across the 23 medical and dental practices on map listings, it comes to $296K per practice. It is estimated from the incomes of the 5,094 households in Marshall County and national spending patterns by income.

How does Marshall County, IL compare with the U.S. for medical and dental practices?

Marshall County has 45.2 medical and dental practices per 10,000 households, 47% below the U.S. rate of 84.5. Spending per practice is $296K, 94% above the U.S. figure of $152K. At the national ratio of medical and dental practices to household spending, Marshall County would have about 45, against 23 on map listings.

How fast is Marshall County, IL growing?

Population estimates put Marshall County at 11,473 people in 2025, down 2.0% since 2020, against +3.1% for the U.S. It has 5,094 households. Median household income in Marshall County is $71,585, 11% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 22.4%, 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. Marshall County scores 60 for medical and dental practices (upper middle), #738 of 2,394 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Marshall County. It maps the medical and dental practices 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 medical and dental practices · All 56 business types in Marshall County

Screening a site or an acquisition in Marshall 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 Marshall 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.