Health care · County · Delaware
Dentists and orthodontists in Sussex County, DE
The dentists and orthodontists in Sussex County, DE, the household spending behind them and how the market ranks against other counties.
Groundwork market score · out of 100
Score 84 out of 100: High
Ranked #31 of 1,886 scored counties
#1 of 3 scored counties in Delaware
- Listings
- 60
- 2 chain locations (3%)
- Official establishments
- 38
- +8.6% since 2019
- Household spending a year
- $124.3M
- On medical and dental services · $1,167 a household
- Spending per listing
- $2.1M
- 2.1 times the U.S.
- Listings per 10k households
- 5.6
- 57% below the U.S.
- Population, 2025
- 277,140
- +16.1% since 2020
See the dentists and orthodontists around any address in Sussex 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 Sussex County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardSurvey 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 dentists and orthodontists in Sussex County is 84 (high), #31 of 1,886 scored counties and #1 of 3 scored counties in Delaware. That puts it in the top 10% of counties for dentists and orthodontists.
Household spending on medical and dental services in Sussex County comes to about $124.3M a year: $1,167 per household, 9% below the U.S. average. That works out to $2.1M per practice, 2.1 times the U.S. figure of $984K. The spending figure covers all medical and dental services, not only dentists and orthodontists.
There are 60 dentists and orthodontists on map listings in Sussex County as of September 2026. Of those, 2 are chain locations, or 3%, against 12% across the U.S. Per 10,000 households, that is 5.6, 57% below the U.S. rate of 13.1.
Official counts show 38 businesses with payroll classed as offices of dentists in Sussex County in 2023, up 8.6% from 2019. That is one for every 2,801 households, against one for every 952 across the U.S. Population estimates show Sussex County grew 16.1% from 2020 to 2025, faster than the U.S. (+3.1%).
How Sussex County compares
The same measures for Delaware 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.
| Measure | Sussex County | Delaware | U.S. |
|---|---|---|---|
| Listings per 10k households | 5.6 | 8.9 | 13.1 |
| Spending per listing | $2.1M | $1.3M | $984K |
| Households per official establishment | 2,801 | 1,367 | 952 |
| Official establishment growth, 2019–2023 | +8.6% | +10.9% | −0.5% |
| Population growth, 2020–2025 | +16.1% | +6.9% | +3.1% |
| Spending per household on medical and dental services | $1,167 | $1,194 | $1,288 |
| Median household income | $81,497 | $84,954 | $80,734 |
| Groundwork market score | 84 | 79 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 35 → 38+8.6% over the period
- Employees, 2023
- 486
- Annual payroll, 2023
- $38.7M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 602 chain locations
- Listings at the U.S. rate for this spending
- 126The 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 Sussex 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 Sussex County
- Population, 2025 estimate
- 277,140+16.1% since 2020
- Households
- 106,441
- Median age
- 49.6
- Homes lived in by their owners
- 82%
- Vehicles per household
- 1.9
- Land area
- 936 sq. mi.
- People per square mile
- 273
- Median household income
- $81,497+29.0% vs. 2015–2019, before inflation
- Average household income
- $109,287
- Median home value
- $382,600
- Jobs located here
- 85,870
- Daytime population
- 239,628Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Sussex 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 Sussex County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardDentists and orthodontists across Delaware
Every Delaware market ranked →The highest-scoring counties in Delaware for dentists and orthodontists, numbered among those based in Delaware, with Sussex County marked.
Top counties in Delaware
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Sussex County, DE | 84 | 60 | 5.6 | $2.1M | +16.1% | #31 of 1,886 |
| 2Kent County, DE | 66 | 50 | 7.0 | $1.6M | +6.8% | #382 of 1,886 |
| 3New Castle County, DE | 46 | 246 | 11.0 | $1.1M | +3.0% | #1,095 of 1,886 |
Other business types in Sussex County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
Auto
Beauty and personal care
Fitness and classes
Health care
- Doctors, dentists and clinics50
- Dentists and orthodontists84
- Primary care and pediatrics51
- Urgent care and walk-in clinics41
- Chiropractors69
- Physical therapy35
- Optometrists and eye care77
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many dentists and orthodontists are in Sussex County, DE?
As of September 2026, map listings count 60 dentists and orthodontists in Sussex County. 2 of them (3%) are chain locations. The listings count dental practices, orthodontists included. Official counts show 38 businesses with payroll classed as offices of dentists in 2023, up 8.6% from 2019.
How much do households in Sussex County, DE spend on medical and dental services?
About $124.3M a year, or $1,167 per household. That is 9% below the U.S. average (an index of 91, where 100 is the U.S. average). Spread across the 60 dentists and orthodontists on map listings, it comes to $2.1M 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 106,441 households in Sussex County and national spending patterns by income.
How does Sussex County, DE compare with the U.S. for dentists and orthodontists?
Sussex County has 5.6 dentists and orthodontists per 10,000 households, 57% below the U.S. rate of 13.1. Spending per practice is $2.1M, 2.1 times the U.S. figure of $984K. At the U.S. ratio of dentists and orthodontists to household spending, Sussex County would have about 126, against 60 on map listings. There is one business with payroll in the industry for every 2,801 households, against one for every 952 across the U.S. The official count rose 8.6% from 2019 to 2023, against −0.5% for the U.S.
How fast is Sussex County, DE growing?
Population estimates put Sussex County at 277,140 people in 2025, up 16.1% since 2020, faster than the U.S. (+3.1%). It has 106,441 households. Median household income in Sussex County is $81,497, in line with the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 29.0%, 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. Sussex County scores 84 for dentists and orthodontists (high), #31 of 1,886 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Sussex 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 Sussex County
Screening a site or an acquisition in Sussex 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 Sussex 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.