Groundwork

Health care · County · Iowa

Medical and dental practices in Clayton County, IA

The medical and dental practices in Clayton County, IA, the household spending behind them and how the market ranks against other counties.

Groundwork market score · out of 100

Score 71 out of 100: Upper middle

Ranked #306 of 2,394 scored counties
#9 of 72 scored counties in Iowa

Listings
25
1 chain location (4%)
Official establishments
10
Businesses with payroll, 2023
Household spending a year
$9.9M
On medical and dental services · $1,316 a household
Spending per listing
$395K
2.6 times the U.S.
Listings per 10k households
33.3
61% below the U.S.
Population, 2025
16,845
−1.1% since 2020

See the medical and dental practices around any address in Clayton 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 Clayton 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

Household spending on medical and dental services in Clayton County comes to about $9.9M a year: $1,316 per household, 2% above the U.S. average. That works out to $395K per practice, 2.6 times the U.S. figure of $152K.

Clayton County has 25 medical and dental practices on map listings as of September 2026. One of them (4%) is a chain location, against 11% across the U.S. That is 33.3 per 10,000 households, 61% below the U.S. rate of 84.5.

Official counts show 10 businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in Clayton County in 2023. That is one for every 751 households, against one for every 270 across the U.S. Official counts also show 3 one-person businesses without payroll.

Population estimates put the population change in Clayton County from 2020 to 2025 at −1.1%, against +3.1% for the U.S. For medical and dental practices, Clayton County has a Groundwork market score of 71 (upper middle): #306 of 2,394 scored counties and #9 of 72 scored counties in Iowa. That puts it in the top quarter of counties.

How Clayton 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.

Doctors, dentists and clinics in Clayton County, IA compared with Iowa and the U.S.
MeasureClayton CountyIowaU.S.
Listings per 10k households33.383.784.5
Spending per listing$395K$169K$152K
Households per official establishment751342270
Official establishment growth, 2019–2023n/a+0.7%+1.5%
Population growth, 2020–2025−1.1%+1.5%+3.1%
Spending per household on medical and dental services$1,316$1,412$1,288
Median household income$67,242$75,059$80,734
Groundwork market score7165

Official counts and lending

Businesses

Official establishments, 2019 to 2023
11 → 10
Employees, 2023
50
Annual payroll, 2023
$2.2M
One-person businesses, 2023
3Businesses with no payroll
Map listings, September 2026
251 chain location
Listings at the U.S. rate for this spending
65The 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 Clayton 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 Clayton County

Population, 2025 estimate
16,845−1.1% since 2020
Households
7,509
Median age
46.9
Homes lived in by their owners
78%
Vehicles per household
2.0
Land area
779 sq. mi.
People per square mile
22
Median household income
$67,242+26.5% vs. 2015–2019, before inflation
Average household income
$86,441
Median home value
$168,500
Jobs located here
6,129
Daytime population
14,966Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Clayton 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 Clayton 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 Iowa

Every Iowa market ranked →

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

Top counties in Iowa

Counties in Iowa ranked for medical and dental practices by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Mills County, IA872037.1$407K+2.6%#19 of 2,394
2Madison County, IA842029.9$501K+3.8%#47 of 2,394
3Lyon County, IA801738.0$371K+3.6%#105 of 2,394
4Mitchell County, IA781839.2$350K+0.6%#125 of 2,394
5Guthrie County, IA782350.0$287K+1.6%#129 of 2,394
6Buchanan County, IA773542.4$324K+1.3%#155 of 2,394
7Warren County, IA7711254.2$286K+9.0%#161 of 2,394
8Allamakee County, IA762135.3$377K+1.2%#172 of 2,394
9Clayton County, IA712533.3$395K−1.1%#306 of 2,394
10Jasper County, IA716342.0$325K+0.9%#317 of 2,394

Other business types in Clayton County

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

Questions

How many medical and dental practices are in Clayton County, IA?

Map listings as of September 2026 show 25 medical and dental practices in Clayton County. One of them (4%) is a chain location. The listings count every outpatient clinic and practice, and urgent care. Official counts show 10 businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in 2023. Another 3 one-person businesses have no payroll, by official counts.

How much do households in Clayton County, IA spend on medical and dental services?

About $9.9M a year, or $1,316 per household. That is 2% above the U.S. average (an index of 102, where 100 is the U.S. average). Spread across the 25 medical and dental practices on map listings, it comes to $395K per practice. It is estimated from the incomes of the 7,509 households in Clayton County and national spending patterns by income.

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

Clayton County has 33.3 medical and dental practices per 10,000 households, 61% below the U.S. rate of 84.5. Spending per practice is $395K, 2.6 times the U.S. figure of $152K. At the U.S. ratio of medical and dental practices to household spending, Clayton County would have about 65, against 25 on map listings. There is one business with payroll in the industry for every 751 households, against one for every 270 across the U.S.

How fast is Clayton County, IA growing?

Population estimates put Clayton County at 16,845 people in 2025, down 1.1% since 2020, against +3.1% for the U.S. It has 7,509 households. The median household income in Clayton County is $67,242 a year, 17% below the U.S. median of $80,734. That rose 26.5% from the 2015–2019 survey, 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. Clayton County scores 71 for medical and dental practices (upper middle), #306 of 2,394 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Clayton 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 Clayton County

Screening a site or an acquisition in Clayton 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 Clayton 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.