Groundwork

Health care · County · Iowa

Medical and dental practices in Warren County, IA

How Warren County, IA 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 77 out of 100: High

Ranked #161 of 2,394 scored counties
#7 of 72 scored counties in Iowa

Listings
112
10 chain locations (9%)
Official establishments
45
+28.6% since 2019
Household spending a year
$32M
On medical and dental services · $1,549 a household
Spending per listing
$286K
88% above the U.S.
Listings per 10k households
54.2
36% below the U.S.
Population, 2025
57,331
+9.0% since 2020

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

The Groundwork market score for medical and dental practices in Warren County is 77 (high), #161 of 2,394 scored counties and #7 of 72 scored counties in Iowa. That puts it in the top 10% of counties for medical and dental practices.

As of September 2026, map listings count 112 medical and dental practices in Warren County. 10 of them (9%) are chain locations, against 11% across the U.S. That is 54.2 per 10,000 households, 36% below the U.S. rate of 84.5.

Household spending on medical and dental services in Warren County comes to about $32M a year: $1,549 per household, 20% above the U.S. average. Spread across 112 medical and dental practices, that is $286K per practice, 88% above the U.S. figure of $152K.

The official count of businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in Warren County was 45 in 2023, up 28.6% from 2019. That is one for every 460 households, against one for every 270 across the U.S. Population estimates put the population change in Warren County from 2020 to 2025 at +9.0%, faster than the U.S. (+3.1%).

How Warren 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 Warren County, IA compared with Iowa and the U.S.
MeasureWarren CountyIowaU.S.
Listings per 10k households54.283.784.5
Spending per listing$286K$169K$152K
Households per official establishment460342270
Official establishment growth, 2019–2023+28.6%+0.7%+1.5%
Population growth, 2020–2025+9.0%+1.5%+3.1%
Spending per household on medical and dental services$1,549$1,412$1,288
Median household income$94,588$75,059$80,734
Groundwork market score7765

Official counts and lending

Businesses

Official establishments, 2019 to 2023
35 → 45+28.6% over the period
Employees, 2023
316
Annual payroll, 2023
$17.7M
One-person businesses, 2023
13Businesses with no payroll
Map listings, September 2026
11210 chain locations
Listings at the U.S. rate for this spending
210The 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 Warren 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 Warren County

Population, 2025 estimate
57,331+9.0% since 2020
Households
20,679
Median age
39.0
Homes lived in by their owners
82%
Vehicles per household
2.1
Land area
570 sq. mi.
People per square mile
96
Median household income
$94,588+22.8% vs. 2015–2019, before inflation
Average household income
$111,331
Median home value
$269,600
Jobs located here
12,335
Daytime population
39,313Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Warren 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 Warren 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 Warren 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 Warren County

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

Questions

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

Warren County has 112 medical and dental practices on map listings as of September 2026. 10 of them (9%) are chain locations. The listings count every outpatient clinic and practice, and urgent care. Official counts show 45 businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in 2023, up 28.6% from 2019. Official counts list 13 one-person businesses without payroll.

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

About $32M a year, or $1,549 per household. That is 20% above the U.S. average (an index of 120, where 100 is the U.S. average). Spread across the 112 medical and dental practices on map listings, it comes to $286K per practice. It is estimated from the incomes of the 20,679 households in Warren County and national spending patterns by income.

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

Warren County has 54.2 medical and dental practices per 10,000 households, 36% below the U.S. rate of 84.5. Spending per practice is $286K, 88% above the U.S. figure of $152K. At the national ratio of medical and dental practices to household spending, Warren County would have about 210, against 112 on map listings. There is one business with payroll in the industry for every 460 households, against one for every 270 across the U.S. The official count rose 28.6% from 2019 to 2023, against +1.5% for the U.S.

How fast is Warren County, IA growing?

Population estimates put Warren County at 57,331 people in 2025, up 9.0% since 2020, faster than the U.S. (+3.1%). It has 20,679 households. Median household income in Warren County is $94,588, 17% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 22.8%, 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. Warren County scores 77 for medical and dental practices (high), #161 of 2,394 scored counties.

How can I see the market around a specific site?

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

Screening a site or an acquisition in Warren 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 Warren 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.