Groundwork

Health care · County · Pennsylvania

Dentists and orthodontists in Northumberland County, PA

Competitor counts, household spending and official business counts for dentists and orthodontists in Northumberland County, PA, set against other counties and the U.S.

Groundwork market score · out of 100

Score 61 out of 100: Upper middle

Ranked #519 of 1,886 scored counties
#10 of 61 scored counties in Pennsylvania

Listings
15
1 chain location (7%)
Official establishments
20
−13.0% since 2019
Household spending a year
$39.5M
On medical and dental services · $1,043 a household
Spending per listing
$2.6M
2.7 times the U.S.
Listings per 10k households
4.0
69% below the U.S.
Population, 2025
89,920
−1.8% since 2020

See the dentists and orthodontists around any address in Northumberland County

The site report maps the dentists and orthodontists 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 Northumberland 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

Households in Northumberland County spend about $39.5M a year on medical and dental services, or $1,043 per household, 19% below the U.S. average. That is about $2.6M of household spending for each practice on map listings, 2.7 times the U.S. figure of $984K. The spending figure covers all medical and dental services, not only dentists and orthodontists.

Northumberland County has 15 dentists and orthodontists on map listings as of September 2026. One of them (7%) is a chain location, against 12% across the U.S. That comes to 4.0 for every 10,000 households, 69% below the U.S. rate of 13.1.

In 2023, official counts showed 20 businesses with payroll in Northumberland County classed as offices of dentists, down 13.0% from 2019. That is one for every 1,894 households, against one for every 952 across the U.S.

Population estimates show Northumberland County declined 1.8% from 2020 to 2025, against +3.1% for the U.S. Northumberland County scores 61 (upper middle) on the Groundwork market score for dentists and orthodontists, ranking #519 of 1,886 scored counties and #10 of 61 scored counties in Pennsylvania.

How Northumberland County compares

The same measures for Pennsylvania and the whole U.S. Spending per listing divides a year of household spending on all medical and dental services by the dentists and orthodontists counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.

Dentists and orthodontists in Northumberland County, PA compared with Pennsylvania and the U.S.
MeasureNorthumberland CountyPennsylvaniaU.S.
Listings per 10k households4.011.213.1
Spending per listing$2.6M$1.1M$984K
Households per official establishment1,8941,135952
Official establishment growth, 2019–2023−13.0%−5.6%−0.5%
Population growth, 2020–2025−1.8%+0.5%+3.1%
Spending per household on medical and dental services$1,043$1,201$1,288
Median household income$60,583$77,971$80,734
Groundwork market score6144

Official counts and lending

Businesses

Official establishments, 2019 to 2023
23 → 20−13.0% over the period
Employees, 2023
144
Annual payroll, 2023
$6.7M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
151 chain location
Listings at the U.S. rate for this spending
40The 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 dentists in Northumberland 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 Northumberland County

Population, 2025 estimate
89,920−1.8% since 2020
Households
37,886
Median age
44.9
Homes lived in by their owners
75%
Vehicles per household
1.8
Land area
458 sq. mi.
People per square mile
198
Median household income
$60,583+24.5% vs. 2015–2019, before inflation
Average household income
$78,529
Median home value
$162,400
Jobs located here
27,386
Daytime population
78,297Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Northumberland 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 dentists and orthodontists on map listings by name and distance.

Or open the report at the center of Northumberland County. Signed out, you see a blurred preview; on an account, each report is one action.

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Dentists and orthodontists across Pennsylvania

Every Pennsylvania market ranked →

The highest-scoring counties in Pennsylvania for dentists and orthodontists, numbered among those based in Pennsylvania, with Northumberland County marked.

Top counties in Pennsylvania

Counties in Pennsylvania ranked for dentists and orthodontists by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Pike County, PA85124.9$2.4M+7.2%#22 of 1,886
2Perry County, PA7963.3$3.6M+2.1%#79 of 1,886
3Adams County, PA72266.4$1.9M+3.6%#214 of 1,886
4Susquehanna County, PA6953.2$3.5M−0.3%#274 of 1,886
5Lebanon County, PA69335.8$2M+2.2%#281 of 1,886
6Franklin County, PA65457.1$1.6M+3.0%#405 of 1,886
7McKean County, PA6374.3$2.4M−3.5%#451 of 1,886
8Columbia County, PA62134.9$2.2M+2.3%#491 of 1,886
9Venango County, PA62115.1$2M−2.0%#495 of 1,886
10Northumberland County, PA61154.0$2.6M−1.8%#519 of 1,886

Other business types in Northumberland County

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

Questions

How many dentists and orthodontists are in Northumberland County, PA?

Map listings as of September 2026 show 15 dentists and orthodontists in Northumberland County. One of them (7%) is a chain location. The listings count dental practices, orthodontists included. Official counts show 20 businesses with payroll classed as offices of dentists in 2023, down 13.0% from 2019.

How much do households in Northumberland County, PA spend on medical and dental services?

About $39.5M a year, or $1,043 per household. That is 19% below the U.S. average (an index of 81, where 100 is the U.S. average). Spread across the 15 dentists and orthodontists on map listings, it comes to $2.6M per practice. That spending covers all medical and dental services, which dentists and orthodontists share with other businesses in the trade. It is estimated from the incomes of the 37,886 households in Northumberland County and national spending patterns by income.

How does Northumberland County, PA compare with the U.S. for dentists and orthodontists?

Northumberland County has 4.0 dentists and orthodontists per 10,000 households, 69% below the U.S. rate of 13.1. Spending per practice is $2.6M, 2.7 times the U.S. figure of $984K. At the U.S. ratio of dentists and orthodontists to household spending, Northumberland County would have about 40, against 15 on map listings. There is one business with payroll in the industry for every 1,894 households, against one for every 952 across the U.S. The official count fell 13.0% from 2019 to 2023, against −0.5% for the U.S.

How fast is Northumberland County, PA growing?

Population estimates put Northumberland County at 89,920 people in 2025, down 1.8% since 2020, against +3.1% for the U.S. It has 37,886 households. Median household income in Northumberland County is $60,583, 25% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 24.5%, 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. Northumberland County scores 61 for dentists and orthodontists (upper middle), #519 of 1,886 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Northumberland County. It maps the dentists and orthodontists 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 dentists and orthodontists · All 56 business types in Northumberland County

Screening a site or an acquisition in Northumberland 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 Northumberland 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.