Groceries and convenience · County · South Carolina
Convenience stores in Marlboro County, SC
The convenience stores in Marlboro County, SC, the household spending behind them and how the market ranks against other counties.
Groundwork market score · out of 100
Score 5 out of 100: Very low
Ranked #2,240 of 2,261 scored counties
#39 of 42 scored counties in South Carolina
- Listings
- 16
- 5 chain locations (31%)
- Official establishments
- 11
- Businesses with payroll, 2023
- Household spending a year
- $47.5M
- On groceries · $4,851 a household
- Spending per listing
- $3M
- 62% below the U.S.
- Listings per 10k households
- 16.3
- Twice the U.S.
- Population, 2025
- 25,488
- −3.8% since 2020
See the convenience stores around any address in Marlboro County
The site report maps the convenience stores 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 Marlboro 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 convenience stores in Marlboro County is 5 (very low), #2,240 of 2,261 scored counties and #39 of 42 scored counties in South Carolina. That puts it in the bottom quarter of counties.
Map listings as of September 2026 show 16 convenience stores in Marlboro County. Of those, 5 are chain locations, or 31%, against 60% across the U.S. That is 16.3 per 10,000 households, twice the U.S. rate of 8.0.
At $4,851 per household (23% below the U.S. average), households in Marlboro County spend about $47.5M a year on groceries. That is about $3M of household spending for each store on map listings, 62% below the U.S. figure of $7.9M. That spending covers all groceries, which convenience stores share with other businesses in the trade.
In 2023, official counts showed 11 businesses with payroll in Marlboro County classed as convenience stores. That is one for every 890 households, against one for every 3,493 across the U.S. Population estimates put the population change in Marlboro County from 2020 to 2025 at −3.8%, against +3.1% for the U.S.
How Marlboro County compares
The same measures for South Carolina and the whole U.S. Spending per listing divides a year of household spending on all groceries by the convenience stores 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 | Marlboro County | South Carolina | U.S. |
|---|---|---|---|
| Listings per 10k households | 16.3 | 11.2 | 8.0 |
| Spending per listing | $3M | $5.3M | $7.9M |
| Households per official establishment | 890 | 3,110 | 3,493 |
| Official establishment growth, 2019–2023 | n/a | +45.2% | +22.0% |
| Population growth, 2020–2025 | −3.8% | +8.5% | +3.1% |
| Spending per household on groceries | $4,851 | $5,910 | $6,319 |
| Median household income | $34,301 | $69,324 | $80,734 |
| Groundwork market score | 5 | 36 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 8 → 11
- Employees, 2023
- 33
- Annual payroll, 2023
- $638K
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 165 chain locations
- Listings at the U.S. rate for this spending
- 6The 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 convenience stores in Marlboro 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 Marlboro County
- Population, 2025 estimate
- 25,488−3.8% since 2020
- Households
- 9,789
- Median age
- 41.8
- Homes lived in by their owners
- 63%
- Vehicles per household
- 1.6
- Land area
- 480 sq. mi.
- People per square mile
- 54
- Median household income
- $34,301+2.1% vs. 2015–2019, before inflation
- Average household income
- $51,818
- Median home value
- $82,000
- Jobs located here
- 5,341
- Daytime population
- 21,081Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Marlboro 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 convenience stores on map listings by name and distance.
Or open the report at the center of Marlboro County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardConvenience stores across South Carolina
Every South Carolina market ranked →The highest-scoring counties in South Carolina for convenience stores, numbered among those based in South Carolina, with Marlboro County marked.
Top counties in South Carolina
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Beaufort County, SC | 87 | 64 | 7.8 | $8.3M | +8.9% | #76 of 2,261 |
| 2Greenville County, SC | 79 | 170 | 7.7 | $8M | +10.6% | #201 of 2,261 |
| 3Dorchester County, SC | 73 | 59 | 9.3 | $6.6M | +10.1% | #358 of 2,261 |
| 4York County, SC | 72 | 104 | 9.1 | $7M | +8.1% | #381 of 2,261 |
| 5Berkeley County, SC | 71 | 95 | 10.1 | $6.1M | +18.7% | #416 of 2,261 |
| 6Charleston County, SC | 68 | 186 | 10.4 | $6.2M | +6.4% | #503 of 2,261 |
| 7Aiken County, SC | 61 | 81 | 11.6 | $5.1M | +7.3% | #737 of 2,261 |
| 8Horry County, SC | 60 | 187 | 11.8 | $4.9M | +20.9% | #778 of 2,261 |
| 9Kershaw County, SC | 59 | 29 | 10.8 | $5.4M | +11.6% | #809 of 2,261 |
| 10Lexington County, SC | 58 | 122 | 10.0 | $6.1M | +7.7% | #834 of 2,261 |
| 39Marlboro County, SC | 5 | 16 | 16.3 | $3M | −3.8% | #2,240 of 2,261 |
Other business types in Marlboro County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
- Grocery and convenience stores3
- Grocery stores10
- Convenience stores5
Auto
Beauty and personal care
Fitness and classes
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many convenience stores are in Marlboro County, SC?
There are 16 convenience stores on map listings in Marlboro County as of September 2026. 5 of them (31%) are chain locations. The listings count convenience stores without fuel. Official counts show 11 businesses with payroll classed as convenience stores in 2023.
How much do households in Marlboro County, SC spend on groceries?
About $47.5M a year, or $4,851 per household. That is 23% below the U.S. average (an index of 77, where 100 is the U.S. average). Spread across the 16 convenience stores on map listings, it comes to $3M per store. The spending figure covers all groceries, not only convenience stores. It is estimated from the incomes of the 9,789 households in Marlboro County and national spending patterns by income.
How does Marlboro County, SC compare with the U.S. for convenience stores?
Marlboro County has 16.3 convenience stores per 10,000 households, twice the U.S. rate of 8.0. Spending per store is $3M, 62% below the U.S. figure of $7.9M. At the national ratio of convenience stores to household spending, Marlboro County would have about 6, against 16 on map listings. There is one business with payroll in the industry for every 890 households, against one for every 3,493 across the U.S.
How fast is Marlboro County, SC growing?
Population estimates put Marlboro County at 25,488 people in 2025, down 3.8% since 2020, against +3.1% for the U.S. It has 9,789 households. Median household income in Marlboro County is $34,301, 58% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 2.1%, 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. Marlboro County scores 5 for convenience stores (very low), #2,240 of 2,261 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Marlboro County. It maps the convenience stores 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 convenience stores · All 56 business types in Marlboro County
Screening a site or an acquisition in Marlboro 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 Marlboro 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.