Health care · County · Iowa
Medical and dental practices in Marshall County, IA
Competitor counts, household spending and official business counts for medical and dental practices in Marshall County, IA, set against other counties and the U.S.
Groundwork market score · out of 100
Score 42 out of 100: Lower middle
Ranked #1,597 of 2,394 scored counties
#58 of 72 scored counties in Iowa
- Listings
- 133
- 12 chain locations (9%)
- Official establishments
- 39
- +2.6% since 2019
- Household spending a year
- $20.8M
- On medical and dental services · $1,343 a household
- Spending per listing
- $156K
- 3% above the U.S.
- Listings per 10k households
- 85.8
- 2% above the U.S.
- Population, 2025
- 39,890
- −0.5% 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 cardSurvey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure
What this means
As of September 2026, map listings count 133 medical and dental practices in Marshall County. Chain locations make up 9% of them, against 11% across the U.S. That comes to 85.8 for every 10,000 households, 2% above the U.S. rate of 84.5.
At $1,343 per household (4% above the U.S. average), households in Marshall County spend about $20.8M a year on medical and dental services. That works out to $156K per practice, 3% above the U.S. figure of $152K.
In 2023, official counts showed 39 businesses with payroll in Marshall County classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers, up 2.6% from 2019. That is one for every 397 households, against one for every 270 across the U.S. Another 5 one-person businesses have no payroll, by official counts.
Population estimates show Marshall County declined 0.5% from 2020 to 2025, against +3.1% for the U.S. The Groundwork market score for medical and dental practices in Marshall County is 42 (lower middle), #1,597 of 2,394 scored counties and #58 of 72 scored counties in Iowa.
How Marshall County compares
The same measures for Iowa 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.
| Measure | Marshall County | Iowa | U.S. |
|---|---|---|---|
| Listings per 10k households | 85.8 | 83.7 | 84.5 |
| Spending per listing | $156K | $169K | $152K |
| Households per official establishment | 397 | 342 | 270 |
| Official establishment growth, 2019–2023 | +2.6% | +0.7% | +1.5% |
| Population growth, 2020–2025 | −0.5% | +1.5% | +3.1% |
| Spending per household on medical and dental services | $1,343 | $1,412 | $1,288 |
| Median household income | $73,315 | $75,059 | $80,734 |
| Groundwork market score | 42 | 65 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 38 → 39+2.6% over the period
- Employees, 2023
- 438
- Annual payroll, 2023
- $39.2M
- One-person businesses, 2023
- 5Businesses with no payroll
- Map listings, September 2026
- 13312 chain locations
- Listings at the U.S. rate for this spending
- 137The 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
- 39,890−0.5% since 2020
- Households
- 15,496
- Median age
- 39.9
- Homes lived in by their owners
- 75%
- Vehicles per household
- 2.1
- Land area
- 573 sq. mi.
- People per square mile
- 70
- Median household income
- $73,315+29.9% vs. 2015–2019, before inflation
- Average household income
- $85,510
- Median home value
- $145,500
- Jobs located here
- 15,779
- Daytime population
- 36,753Residents 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 cardDoctors, dentists and clinics across Iowa
Every Iowa market ranked →The highest-scoring counties in Iowa for medical and dental practices, numbered among those based in Iowa, with Marshall County marked.
Top counties in Iowa
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Mills County, IA | 87 | 20 | 37.1 | $407K | +2.6% | #19 of 2,394 |
| 2Madison County, IA | 84 | 20 | 29.9 | $501K | +3.8% | #47 of 2,394 |
| 3Lyon County, IA | 80 | 17 | 38.0 | $371K | +3.6% | #105 of 2,394 |
| 4Mitchell County, IA | 78 | 18 | 39.2 | $350K | +0.6% | #125 of 2,394 |
| 5Guthrie County, IA | 78 | 23 | 50.0 | $287K | +1.6% | #129 of 2,394 |
| 6Buchanan County, IA | 77 | 35 | 42.4 | $324K | +1.3% | #155 of 2,394 |
| 7Warren County, IA | 77 | 112 | 54.2 | $286K | +9.0% | #161 of 2,394 |
| 8Allamakee County, IA | 76 | 21 | 35.3 | $377K | +1.2% | #172 of 2,394 |
| 9Clayton County, IA | 71 | 25 | 33.3 | $395K | −1.1% | #306 of 2,394 |
| 10Jasper County, IA | 71 | 63 | 42.0 | $325K | +0.9% | #317 of 2,394 |
| 58Marshall County, IA | 42 | 133 | 85.8 | $156K | −0.5% | #1,597 of 2,394 |
Other business types in Marshall County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
Auto
Beauty and personal care
Fitness and classes
Health care
- Doctors, dentists and clinics42
- Dentists and orthodontists47
- Primary care and pediatrics68
- Urgent care and walk-in clinics
- Chiropractors45
- Physical therapy
- Optometrists and eye care64
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many medical and dental practices are in Marshall County, IA?
Marshall County has 133 medical and dental practices on map listings as of September 2026. 12 of them (9%) are chain locations. The listings count every outpatient clinic and practice, and urgent care. Official counts show 39 businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in 2023, up 2.6% from 2019. Official counts list 5 one-person businesses without payroll.
How much do households in Marshall County, IA spend on medical and dental services?
About $20.8M a year, or $1,343 per household. That is 4% above the U.S. average (an index of 104, where 100 is the U.S. average). Spread across the 133 medical and dental practices on map listings, it comes to $156K per practice. It is estimated from the incomes of the 15,496 households in Marshall County and national spending patterns by income.
How does Marshall County, IA compare with the U.S. for medical and dental practices?
Marshall County has 85.8 medical and dental practices per 10,000 households, 2% above the U.S. rate of 84.5. Spending per practice is $156K, 3% above the U.S. figure of $152K. At the national ratio of medical and dental practices to household spending, Marshall County would have about 137, against 133 on map listings. There is one business with payroll in the industry for every 397 households, against one for every 270 across the U.S. The official count rose 2.6% from 2019 to 2023, against +1.5% for the U.S.
How fast is Marshall County, IA growing?
Population estimates put Marshall County at 39,890 people in 2025, down 0.5% since 2020, against +3.1% for the U.S. It has 15,496 households. Median household income in Marshall County is $73,315, 9% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 29.9%, 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 42 for medical and dental practices (lower middle), #1,597 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.