Pets · County · Maryland
Pet businesses in St. Mary’s County, MD
The pet businesses in St. Mary’s County, MD, the household spending behind them and how the market ranks against other counties.
Groundwork market score · out of 100
Score 71 out of 100: Upper middle
Ranked #247 of 2,200 scored counties
#9 of 23 scored counties in Maryland
- Listings
- 52
- 14 chain locations (27%)
- Official establishments
- 24
- +4.4% since 2019
- Household spending a year
- $51.1M
- On pets · $1,204 a household
- Spending per listing
- $982K
- 12% above the U.S.
- Listings per 10k households
- 12.3
- 18% above the U.S.
- Population, 2025
- 116,692
- +2.4% since 2020
See the pet businesses around any address in St. Mary’s County
The site report maps the pet businesses 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 St. Mary’s 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
Household spending on pets in St. Mary’s County comes to about $51.1M a year: $1,204 per household, 32% above the U.S. average. Spread across 52 pet businesses, that is $982K per business, 12% above the U.S. figure of $878K.
St. Mary’s County has 52 pet businesses on map listings as of September 2026. 14 of them (27%) are chain locations, against 17% across the U.S. Per 10,000 households, that is 12.3, 18% above the U.S. rate of 10.4.
Official counts show 24 businesses with payroll classed as pet care, veterinarians and pet stores in St. Mary’s County in 2023, up 4.4% from 2019. That is one for every 1,768 households, against one for every 1,852 across the U.S. Official counts also show 87 one-person businesses without payroll. Since fiscal 2022, 3 SBA-backed loans worth $3.1M have gone to businesses classed as pet care, veterinarians and pet stores in St. Mary’s County.
Population estimates put the population change in St. Mary’s County from 2020 to 2025 at +2.4%, slower than the U.S. (+3.1%). For pet businesses, St. Mary’s County has a Groundwork market score of 71 (upper middle): #247 of 2,200 scored counties and #9 of 23 scored counties in Maryland. That puts it in the top quarter of counties.
How St. Mary’s County compares
The same measures for Maryland and the whole U.S. Spending per listing divides a year of household spending on all pets by the pet businesses 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 | St. Mary’s County | Maryland | U.S. |
|---|---|---|---|
| Listings per 10k households | 12.3 | 8.6 | 10.4 |
| Spending per listing | $982K | $1.3M | $878K |
| Households per official establishment | 1,768 | 2,095 | 1,852 |
| Official establishment growth, 2019–2023 | +4.4% | +1.0% | +11.4% |
| Population growth, 2020–2025 | +2.4% | +1.4% | +3.1% |
| Spending per household on pets | $1,204 | $1,117 | $909 |
| Median household income | $119,446 | $103,678 | $80,734 |
| Groundwork market score | 71 | 80 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 23 → 24+4.4% over the period
- Employees, 2023
- 322
- Annual payroll, 2023
- $12.3M
- One-person businesses, 2023
- 87Businesses with no payroll
- Map listings, September 2026
- 5214 chain locations
- Listings at the U.S. rate for this spending
- 58The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 3
- Amount
- $3.1M
SBA-backed loans to businesses classed as pet care, veterinarians and pet stores in St. Mary’s 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 St. Mary’s County
- Population, 2025 estimate
- 116,692+2.4% since 2020
- Households
- 42,436
- Median age
- 38.0
- Homes lived in by their owners
- 73%
- Vehicles per household
- 2.1
- Land area
- 359 sq. mi.
- People per square mile
- 321
- Median household income
- $119,446+33.0% vs. 2015–2019, before inflation
- Average household income
- $142,976
- Median home value
- $407,600
- Jobs located here
- 35,732
- Daytime population
- 104,060Residents who don’t work, plus everyone whose job is here
Looking at a specific site in St. Mary’s 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 pet businesses on map listings by name and distance.
Or open the report at the center of St. Mary’s County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardPet businesses across Maryland
Every Maryland market ranked →The highest-scoring counties in Maryland for pet businesses, numbered among those based in Maryland, with St. Mary’s County marked.
Top counties in Maryland
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Charles County, MD | 88 | 55 | 9.0 | $1.3M | +5.9% | #10 of 2,200 |
| 2Prince George’s County, MD | 85 | 133 | 3.8 | $2.8M | +0.5% | #21 of 2,200 |
| 3Dorchester County, MD | 84 | 7 | 5.2 | $1.6M | +3.4% | #35 of 2,200 |
| 4Cecil County, MD | 77 | 49 | 12.1 | $837K | +3.2% | #124 of 2,200 |
| 5Montgomery County, MD | 76 | 308 | 7.9 | $1.6M | +1.3% | #133 of 2,200 |
| 6Baltimore city, MD | 74 | 119 | 4.7 | $1.8M | −2.3% | #170 of 2,200 |
| 7Baltimore County, MD | 72 | 260 | 7.8 | $1.3M | −0.7% | #211 of 2,200 |
| 8Frederick County, MD | 72 | 133 | 12.7 | $969K | +11.0% | #226 of 2,200 |
| 9St. Mary’s County, MD | 71 | 52 | 12.3 | $982K | +2.4% | #247 of 2,200 |
| 10Calvert County, MD | 70 | 38 | 11.4 | $1.1M | +1.7% | #271 of 2,200 |
Other business types in St. Mary’s 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 businesses71
- Veterinarians74
- Pet grooming and boarding76
- Pet stores61
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many pet businesses are in St. Mary’s County, MD?
Map listings as of September 2026 show 52 pet businesses in St. Mary’s County. 14 of them (27%) are chain locations. The listings count vets, groomers, boarding and pet stores. Official counts show 24 businesses with payroll classed as pet care, veterinarians and pet stores in 2023, up 4.4% from 2019. Another 87 one-person businesses have no payroll, by official counts.
How much do households in St. Mary’s County, MD spend on pets?
About $51.1M a year, or $1,204 per household. That is 32% above the U.S. average (an index of 132, where 100 is the U.S. average). Spread across the 52 pet businesses on map listings, it comes to $982K per business. It is estimated from the incomes of the 42,436 households in St. Mary’s County and national spending patterns by income.
How does St. Mary’s County, MD compare with the U.S. for pet businesses?
St. Mary’s County has 12.3 pet businesses per 10,000 households, 18% above the U.S. rate of 10.4. Spending per business is $982K, 12% above the U.S. figure of $878K. At the U.S. ratio of pet businesses to household spending, St. Mary’s County would have about 58, against 52 on map listings. There is one business with payroll in the industry for every 1,768 households, against one for every 1,852 across the U.S. The official count rose 4.4% from 2019 to 2023, against +11.4% for the U.S.
How fast is St. Mary’s County, MD growing?
Population estimates put St. Mary’s County at 116,692 people in 2025, up 2.4% since 2020, slower than the U.S. (+3.1%). It has 42,436 households. Median household income in St. Mary’s County is $119,446, 48% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 33.0%, 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. St. Mary’s County scores 71 for pet businesses (upper middle), #247 of 2,200 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in St. Mary’s County. It maps the pet businesses 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 pet businesses · All 56 business types in St. Mary’s County
Screening a site or an acquisition in St. Mary’s 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 St. Mary’s 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.