Pets · County · New York
Veterinarians in Nassau County, NY
How Nassau County, NY compares with other counties and the U.S. for veterinarians: competitors, household spending, official counts and growth.
Groundwork market score · out of 100
Score 68 out of 100: Upper middle
Ranked #317 of 1,485 scored counties
#4 of 57 scored counties in New York
- Listings
- 137
- 33 chain locations (24%)
- Official establishments
- 116
- +8.4% since 2019
- Household spending a year
- $426.4M
- On pets · $931 a household
- Spending per listing
- $3.1M
- 14% above the U.S.
- Listings per 10k households
- 3.0
- 9% below the U.S.
- Population, 2025
- 1,398,939
- +0.6% since 2020
See the veterinarians around any address in Nassau County
The site report maps the veterinarians 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 Nassau 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
As of September 2026, map listings count 137 veterinarians in Nassau County. Chain locations make up 24% of them, against 19% across the U.S. That is 3.0 per 10,000 households, 9% below the U.S. rate of 3.3.
Households in Nassau County spend about $426.4M a year on pets, or $931 per household, 2% above the U.S. average. That works out to $3.1M per clinic, 14% above the U.S. figure of $2.7M. That spending covers all pets, which veterinarians share with other businesses in the trade.
The official count of businesses with payroll classed as veterinary services in Nassau County was 116 in 2023, up 8.4% from 2019. That is one for every 3,950 households, against one for every 3,767 across the U.S. Since fiscal 2022, 1 SBA-backed loan worth $150K has gone to businesses classed as veterinary services in Nassau County.
Between 2020 and 2025, the population of Nassau County grew 0.6%, slower than the U.S. (+3.1%). For veterinarians, Nassau County has a Groundwork market score of 68 (upper middle): #317 of 1,485 scored counties and #4 of 57 scored counties in New York. That puts it in the top quarter of counties.
How Nassau County compares
The same measures for New York and the whole U.S. Spending per listing divides a year of household spending on all pets by the veterinarians 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 | Nassau County | New York | U.S. |
|---|---|---|---|
| Listings per 10k households | 3.0 | 2.4 | 3.3 |
| Spending per listing | $3.1M | $2.9M | $2.7M |
| Households per official establishment | 3,950 | 5,192 | 3,767 |
| Official establishment growth, 2019–2023 | +8.4% | +7.5% | +6.8% |
| Population growth, 2020–2025 | +0.6% | −0.6% | +3.1% |
| Spending per household on pets | $931 | $701 | $909 |
| Median household income | $146,202 | $85,974 | $80,734 |
| Groundwork market score | 68 | 53 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 107 → 116+8.4% over the period
- Employees, 2023
- 1,563
- Annual payroll, 2023
- $104.8M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 13733 chain locations
- Listings at the U.S. rate for this spending
- 157The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 1
- Amount
- $150K
SBA-backed loans to businesses classed as veterinary services in Nassau 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 Nassau County
- Population, 2025 estimate
- 1,398,939+0.6% since 2020
- Households
- 458,166
- Median age
- 42.4
- Homes lived in by their owners
- 82%
- Vehicles per household
- 1.9
- Land area
- 285 sq. mi.
- People per square mile
- 4,884
- Median household income
- $146,202+25.9% vs. 2015–2019, before inflation
- Average household income
- $191,703
- Median home value
- $684,700
- Jobs located here
- 639,475
- Daytime population
- 1,328,680Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Nassau 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 veterinarians on map listings by name and distance.
Or open the report at the center of Nassau County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardVeterinarians across New York
Every New York market ranked →The highest-scoring counties in New York for veterinarians, numbered among those based in New York, with Nassau County marked.
Top counties in New York
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Rockland County, NY | 71 | 29 | 2.8 | $2.9M | +5.9% | #262 of 1,485 |
| 2New York County, NY | 68 | 161 | 2.1 | $3.9M | −1.3% | #311 of 1,485 |
| 3Richmond County, NY | 68 | 37 | 2.2 | $3.4M | +1.3% | #313 of 1,485 |
| 4Nassau County, NY | 68 | 137 | 3.0 | $3.1M | +0.6% | #317 of 1,485 |
| 5Queens County, NY | 65 | 100 | 1.2 | $5.8M | −1.1% | #370 of 1,485 |
| 6Kings County, NY | 63 | 120 | 1.2 | $5.7M | −2.5% | #417 of 1,485 |
| 7Albany County, NY | 62 | 31 | 2.3 | $2.9M | +2.2% | #453 of 1,485 |
| 8Bronx County, NY | 61 | 22 | 0.4 | $12.3M | −3.8% | #463 of 1,485 |
| 9Westchester County, NY | 60 | 114 | 3.1 | $2.8M | +1.4% | #483 of 1,485 |
| 10Rensselaer County, NY | 58 | 16 | 2.4 | $2.8M | −0.2% | #535 of 1,485 |
Other business types in Nassau 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
Pets
- Pet businesses64
- Veterinarians68
- Pet grooming and boarding62
- Pet stores53
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many veterinarians are in Nassau County, NY?
Nassau County has 137 veterinarians on map listings as of September 2026. 33 of them (24%) are chain locations. The listings count veterinary clinics and animal hospitals. Official counts show 116 businesses with payroll classed as veterinary services in 2023, up 8.4% from 2019.
How much do households in Nassau County, NY spend on pets?
About $426.4M a year, or $931 per household. That is 2% above the U.S. average (an index of 102, where 100 is the U.S. average). Spread across the 137 veterinarians on map listings, it comes to $3.1M per clinic. The spending figure covers all pets, not only veterinarians. It is estimated from the incomes of the 458,166 households in Nassau County and national spending patterns by income.
How does Nassau County, NY compare with the U.S. for veterinarians?
Nassau County has 3.0 veterinarians per 10,000 households, 9% below the U.S. rate of 3.3. Spending per clinic is $3.1M, 14% above the U.S. figure of $2.7M. At the national ratio of veterinarians to household spending, Nassau County would have about 157, against 137 on map listings. There is one business with payroll in the industry for every 3,950 households, against one for every 3,767 across the U.S. The official count rose 8.4% from 2019 to 2023, against +6.8% for the U.S.
How fast is Nassau County, NY growing?
Population estimates put Nassau County at 1,398,939 people in 2025, up 0.6% since 2020, slower than the U.S. (+3.1%). It has 458,166 households. The median household income in Nassau County is $146,202 a year, 81% above the U.S. median of $80,734. That rose 25.9% 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. Nassau County scores 68 for veterinarians (upper middle), #317 of 1,485 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Nassau County. It maps the veterinarians 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 veterinarians · All 56 business types in Nassau County
Screening a site or an acquisition in Nassau 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 Nassau 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.