Groundwork

Health care · County · Maine

Medical and dental practices in Penobscot County, ME

How Penobscot County, ME 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 42 out of 100: Lower middle

Ranked #1,598 of 2,394 scored counties
#12 of 16 scored counties in Maine

Listings
467
37 chain locations (8%)
Official establishments
168
−2.3% since 2019
Household spending a year
$71.7M
On medical and dental services · $1,099 a household
Spending per listing
$154K
In line with the U.S.
Listings per 10k households
71.6
15% below the U.S.
Population, 2025
157,967
+3.8% since 2020

See the medical and dental practices around any address in Penobscot 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 Penobscot County. Signed out, you see a blurred preview; on an account, each report is one action.

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Survey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure

What this means

At $1,099 per household (15% below the U.S. average), households in Penobscot County spend about $71.7M a year on medical and dental services. Spread across 467 medical and dental practices, that is $154K per practice, in line with the U.S. figure of $152K.

Penobscot County has 467 medical and dental practices on map listings as of September 2026. 37 of them (8%) are chain locations, against 11% across the U.S. That comes to 71.6 for every 10,000 households, 15% below the U.S. rate of 84.5.

Official counts show 168 businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in Penobscot County in 2023, down 2.3% from 2019. That is one for every 388 households, against one for every 270 across the U.S. Another 98 one-person businesses have no payroll, by official counts. Since fiscal 2022, 4 SBA-backed loans worth $1.1M have gone to businesses classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in Penobscot County.

Population estimates show Penobscot County grew 3.8% from 2020 to 2025, faster than the U.S. (+3.1%). The Groundwork market score for medical and dental practices in Penobscot County is 42 (lower middle), #1,598 of 2,394 scored counties and #12 of 16 scored counties in Maine.

How Penobscot County compares

The same measures for Maine 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 Penobscot County, ME compared with Maine and the U.S.
MeasurePenobscot CountyMaineU.S.
Listings per 10k households71.681.484.5
Spending per listing$154K$143K$152K
Households per official establishment388373270
Official establishment growth, 2019–2023−2.3%+1.7%+1.5%
Population growth, 2020–2025+3.8%+3.7%+3.1%
Spending per household on medical and dental services$1,099$1,163$1,288
Median household income$66,356$74,733$80,734
Groundwork market score4254

Official counts and lending

Businesses

Official establishments, 2019 to 2023
172 → 168−2.3% over the period
Employees, 2023
2,018
Annual payroll, 2023
$153.2M
One-person businesses, 2023
98Businesses with no payroll
Map listings, September 2026
46737 chain locations
Listings at the U.S. rate for this spending
470The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
4
Amount
$1.1M

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

Population, 2025 estimate
157,967+3.8% since 2020
Households
65,221
Median age
43.4
Homes lived in by their owners
71%
Vehicles per household
1.8
Land area
3,397 sq. mi.
People per square mile
46
Median household income
$66,356+30.6% vs. 2015–2019, before inflation
Average household income
$88,290
Median home value
$214,100
Jobs located here
73,466
Daytime population
158,403Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Penobscot 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 Penobscot County. Signed out, you see a blurred preview; on an account, each report is one action.

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Doctors, dentists and clinics across Maine

Every Maine market ranked →

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

Top counties in Maine

Counties in Maine ranked for medical and dental practices by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Somerset County, ME676829.3$348K+2.3%#440 of 2,394
2Sagadahoc County, ME608249.9$242K+3.4%#751 of 2,394
3Washington County, ME584733.1$305K+0.8%#816 of 2,394
4Oxford County, ME5713154.3$195K+4.2%#890 of 2,394
5Waldo County, ME569554.4$204K+2.6%#931 of 2,394
6Lincoln County, ME5610764.5$180K+3.8%#937 of 2,394
7York County, ME5557162.5$199K+4.8%#973 of 2,394
8Piscataquis County, ME554958.4$176K+3.5%#982 of 2,394
9Androscoggin County, ME4635074.5$146K+4.8%#1,388 of 2,394
10Aroostook County, ME4514247.4$215K−0.7%#1,401 of 2,394
12Penobscot County, ME4246771.6$154K+3.8%#1,598 of 2,394

Other business types in Penobscot County

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

Questions

How many medical and dental practices are in Penobscot County, ME?

Map listings as of September 2026 show 467 medical and dental practices in Penobscot County. 37 of them (8%) are chain locations. The listings count every outpatient clinic and practice, and urgent care. Official counts show 168 businesses with payroll classed as offices of physicians, dentists, chiropractors, optometrists and therapists, and urgent care centers in 2023, down 2.3% from 2019. Official counts list 98 one-person businesses without payroll.

How much do households in Penobscot County, ME spend on medical and dental services?

About $71.7M a year, or $1,099 per household. That is 15% below the U.S. average (an index of 85, where 100 is the U.S. average). Spread across the 467 medical and dental practices on map listings, it comes to $154K per practice. It is estimated from the incomes of the 65,221 households in Penobscot County and national spending patterns by income.

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

Penobscot County has 71.6 medical and dental practices per 10,000 households, 15% below the U.S. rate of 84.5. Spending per practice is $154K, in line with the U.S. figure of $152K. At the U.S. ratio of medical and dental practices to household spending, Penobscot County would have about 470, against 467 on map listings. There is one business with payroll in the industry for every 388 households, against one for every 270 across the U.S. The official count fell 2.3% from 2019 to 2023, against +1.5% for the U.S.

How fast is Penobscot County, ME growing?

Population estimates put Penobscot County at 157,967 people in 2025, up 3.8% since 2020, faster than the U.S. (+3.1%). It has 65,221 households. The median household income in Penobscot County is $66,356 a year, 18% below the U.S. median of $80,734. That rose 30.6% 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. Penobscot County scores 42 for medical and dental practices (lower middle), #1,598 of 2,394 scored counties.

How can I see the market around a specific site?

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

Screening a site or an acquisition in Penobscot 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 Penobscot 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.