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Health care · County · New Jersey

Dentists and orthodontists in Middlesex County, NJ

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

Groundwork market score · out of 100

Score 37 out of 100: Lower middle

Ranked #1,421 of 1,886 scored counties
#13 of 21 scored counties in New Jersey

Listings
499
55 chain locations (11%)
Official establishments
423
−3.6% since 2019
Household spending a year
$437.4M
On medical and dental services · $1,421 a household
Spending per listing
$877K
11% below the U.S.
Listings per 10k households
16.2
24% above the U.S.
Population, 2025
883,335
+2.6% since 2020

See the dentists and orthodontists around any address in Middlesex 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 Middlesex 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

For dentists and orthodontists, Middlesex County has a Groundwork market score of 37 (lower middle): #1,421 of 1,886 scored counties and #13 of 21 scored counties in New Jersey. That puts it in the bottom quarter of counties.

Household spending on medical and dental services in Middlesex County comes to about $437.4M a year: $1,421 per household, 10% above the U.S. average. Spread across 499 dentists and orthodontists, that is $877K per practice, 11% below the U.S. figure of $984K. The spending figure covers all medical and dental services, not only dentists and orthodontists.

Middlesex County has 499 dentists and orthodontists on map listings as of September 2026. Of those, 55 are chain locations, or 11%, against 12% across the U.S. Per 10,000 households, that is 16.2, 24% above the U.S. rate of 13.1.

Official counts show 423 businesses with payroll classed as offices of dentists in Middlesex County in 2023, down 3.6% from 2019. That is one for every 728 households, against one for every 952 across the U.S. Since fiscal 2022, 10 SBA-backed loans worth $3.7M have gone to businesses classed as offices of dentists in Middlesex County. Population estimates put the population change in Middlesex County from 2020 to 2025 at +2.6%, slower than the U.S. (+3.1%).

How Middlesex County compares

The same measures for New Jersey 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 Middlesex County, NJ compared with New Jersey and the U.S.
MeasureMiddlesex CountyNew JerseyU.S.
Listings per 10k households16.215.913.1
Spending per listing$877K$870K$984K
Households per official establishment728778952
Official establishment growth, 2019–2023−3.6%−3.9%−0.5%
Population growth, 2020–2025+2.6%+3.0%+3.1%
Spending per household on medical and dental services$1,421$1,385$1,288
Median household income$111,549$103,556$80,734
Groundwork market score3730

Official counts and lending

Businesses

Official establishments, 2019 to 2023
439 → 423−3.6% over the period
Employees, 2023
3,162
Annual payroll, 2023
$174.8M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
49955 chain locations
Listings at the U.S. rate for this spending
445The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
10
Amount
$3.7M

SBA-backed loans to businesses classed as offices of dentists in Middlesex 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 Middlesex County

Population, 2025 estimate
883,335+2.6% since 2020
Households
307,782
Median age
40.6
Homes lived in by their owners
64%
Vehicles per household
1.7
Land area
309 sq. mi.
People per square mile
2,817
Median household income
$111,549+24.6% vs. 2015–2019, before inflation
Average household income
$142,057
Median home value
$462,900
Jobs located here
459,830
Daytime population
901,798Residents who don’t work, plus everyone whose job is here

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

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Dentists and orthodontists across New Jersey

Every New Jersey market ranked →

The highest-scoring counties in New Jersey for dentists and orthodontists, numbered among those based in New Jersey, with Middlesex County marked.

Top counties in New Jersey

Counties in New Jersey ranked for dentists and orthodontists by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Sussex County, NJ59569.7$1.5M+2.9%#611 of 1,886
2Burlington County, NJ5620211.4$1.2M+4.3%#727 of 1,886
3Cape May County, NJ52398.7$1.5M−1.7%#844 of 1,886
4Ocean County, NJ5227811.4$1.1M+5.6%#873 of 1,886
5Hudson County, NJ5132710.9$1.2M+1.8%#898 of 1,886
6Gloucester County, NJ5113712.2$1.1M+3.3%#901 of 1,886
7Warren County, NJ505211.5$1.1M+3.2%#941 of 1,886
8Salem County, NJ502811.3$1.1M+2.3%#946 of 1,886
9Atlantic County, NJ4911810.8$1.1M+1.6%#978 of 1,886
10Hunterdon County, NJ467414.5$1.1M+2.3%#1,098 of 1,886
13Middlesex County, NJ3749916.2$877K+2.6%#1,421 of 1,886

Other business types in Middlesex County

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

Questions

How many dentists and orthodontists are in Middlesex County, NJ?

Map listings as of September 2026 show 499 dentists and orthodontists in Middlesex County. 55 of them (11%) are chain locations. The listings count dental practices, orthodontists included. Official counts show 423 businesses with payroll classed as offices of dentists in 2023, down 3.6% from 2019.

How much do households in Middlesex County, NJ spend on medical and dental services?

About $437.4M a year, or $1,421 per household. That is 10% above the U.S. average (an index of 110, where 100 is the U.S. average). Spread across the 499 dentists and orthodontists on map listings, it comes to $877K 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 307,782 households in Middlesex County and national spending patterns by income.

How does Middlesex County, NJ compare with the U.S. for dentists and orthodontists?

Middlesex County has 16.2 dentists and orthodontists per 10,000 households, 24% above the U.S. rate of 13.1. Spending per practice is $877K, 11% below the U.S. figure of $984K. At the U.S. ratio of dentists and orthodontists to household spending, Middlesex County would have about 445, against 499 on map listings. There is one business with payroll in the industry for every 728 households, against one for every 952 across the U.S. The official count fell 3.6% from 2019 to 2023, against −0.5% for the U.S.

How fast is Middlesex County, NJ growing?

Population estimates put Middlesex County at 883,335 people in 2025, up 2.6% since 2020, slower than the U.S. (+3.1%). It has 307,782 households. Median household income in Middlesex County is $111,549, 38% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 24.6%, 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. Middlesex County scores 37 for dentists and orthodontists (lower middle), #1,421 of 1,886 scored counties.

How can I see the market around a specific site?

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

Screening a site or an acquisition in Middlesex 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 Middlesex 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.