Groundwork

Health care · County · Iowa

Medical and dental practices in Hamilton County, IA

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

Groundwork market score · out of 100

Score 69 out of 100: Upper middle

Ranked #380 of 2,394 scored counties
#14 of 72 scored counties in Iowa

Listings
31
6 chain locations (19%)
Official establishments
8
Businesses with payroll, 2023
Household spending a year
$8.9M
On medical and dental services · $1,382 a household
Spending per listing
$287K
88% above the U.S.
Listings per 10k households
48.2
43% below the U.S.
Population, 2025
14,944
−0.5% since 2020

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

As of September 2026, map listings count 31 medical and dental practices in Hamilton County. 6 of them (19%) are chain locations, against 11% across the U.S. That is 48.2 per 10,000 households, 43% below the U.S. rate of 84.5.

Household spending on medical and dental services in Hamilton County comes to about $8.9M a year: $1,382 per household, 7% above the U.S. average. That is about $287K of household spending for each practice on map listings, 88% above the U.S. figure of $152K.

Official counts show 8 businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in Hamilton County in 2023. That is one for every 804 households, against one for every 270 across the U.S. Another 5 one-person businesses have no payroll, by official counts.

Between 2020 and 2025, the population of Hamilton County declined 0.5%, against +3.1% for the U.S. The Groundwork market score for medical and dental practices in Hamilton County is 69 (upper middle), #380 of 2,394 scored counties and #14 of 72 scored counties in Iowa. That puts it in the top quarter of counties.

How Hamilton 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 Hamilton County, IA compared with Iowa and the U.S.
MeasureHamilton CountyIowaU.S.
Listings per 10k households48.283.784.5
Spending per listing$287K$169K$152K
Households per official establishment804342270
Official establishment growth, 2019–2023n/a+0.7%+1.5%
Population growth, 2020–2025−0.5%+1.5%+3.1%
Spending per household on medical and dental services$1,382$1,412$1,288
Median household income$72,432$75,059$80,734
Groundwork market score6965

Official counts and lending

Businesses

Official establishments, 2019 to 2023
13 → 8
Employees, 2023
36
Annual payroll, 2023
$1.6M
One-person businesses, 2023
5Businesses with no payroll
Map listings, September 2026
316 chain locations
Listings at the U.S. rate for this spending
58The 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 Hamilton 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 Hamilton County

Population, 2025 estimate
14,944−0.5% since 2020
Households
6,434
Median age
43.1
Homes lived in by their owners
73%
Vehicles per household
2.1
Land area
577 sq. mi.
People per square mile
26
Median household income
$72,432+18.9% vs. 2015–2019, before inflation
Average household income
$92,073
Median home value
$156,400
Jobs located here
5,890
Daytime population
13,997Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Hamilton 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 Hamilton 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 Hamilton 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
14Hamilton County, IA693148.2$287K−0.5%#380 of 2,394

Other business types in Hamilton County

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

Questions

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

Hamilton County has 31 medical and dental practices on map listings as of September 2026. 6 of them (19%) are chain locations. The listings count every outpatient clinic and practice, and urgent care. Official counts show 8 businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in 2023. Official counts list 5 one-person businesses without payroll.

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

About $8.9M a year, or $1,382 per household. That is 7% above the U.S. average (an index of 107, where 100 is the U.S. average). Spread across the 31 medical and dental practices on map listings, it comes to $287K per practice. It is estimated from the incomes of the 6,434 households in Hamilton County and national spending patterns by income.

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

Hamilton County has 48.2 medical and dental practices per 10,000 households, 43% below the U.S. rate of 84.5. Spending per practice is $287K, 88% above the U.S. figure of $152K. At the national ratio of medical and dental practices to household spending, Hamilton County would have about 58, against 31 on map listings. There is one business with payroll in the industry for every 804 households, against one for every 270 across the U.S.

How fast is Hamilton County, IA growing?

Population estimates put Hamilton County at 14,944 people in 2025, down 0.5% since 2020, against +3.1% for the U.S. It has 6,434 households. Median household income in Hamilton County is $72,432, 10% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 18.9%, 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. Hamilton County scores 69 for medical and dental practices (upper middle), #380 of 2,394 scored counties.

How can I see the market around a specific site?

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

Screening a site or an acquisition in Hamilton 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 Hamilton 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.