Housing data for Buffalo, SC
Buffalo, SC has an estimated 1,329 residents and 688 homes (US Census Bureau, 2020–2024 American Community Survey).
It is an unincorporated community in Union County.
2.6% of households rent.
Figures last updated on .
- Residents
- 1,329 (±343)
- Housing units
- 688 (±191)
- Households that rent
- 2.6%
- Residents since 2015–2019
- −4.9%
What stands out in Buffalo
Rental vacancy rate: 68.9% (±54.4 points) in Buffalo, higher than in Union County (4.8%).
Households that rent: 2.6% (±3.8 points) in Buffalo, lower than in Union County (28.7%).
Households that moved in since 2020: 1.7% (±8.7 points) in Buffalo, lower than in Union County (16.3%).
Median home value: $46,400 (±$4,798) in Buffalo, lower than in Union County ($103,600).
Housing in Buffalo at a glance
- Rent burden: 100.0% of renters pay 30% or more of income (Small sample: wide margin of error)
- Renters and owners: 2.6% of households rent (Small sample: wide margin of error)
- Income and affordability: $21,614 median household income
- Home values: $46,400 median home value
- Homeowner costs: $788 median monthly cost with a mortgage (Small sample: wide margin of error)
- Property taxes: $504 median real estate taxes a year (Small sample: wide margin of error)
- Types of homes: 0.0% of homes are in buildings of 5 or more units
- Bedrooms: 55.6% of homes have 3 or more bedrooms
- Age of homes: 62.2% of homes were built before 1980
- Vacancy rate: 68.9% rental vacancy rate (Small sample: wide margin of error)
- Heating fuel: 72.9% heat with electricity
- Commute and cars: 34.2 minutes average trip to work
- Growth: −4.9% residents since 2015–2019
- How long people stay: 1.7% moved in since 2020 (Small sample: wide margin of error)
- Crowding and facilities: 0.0% of homes have more than 1 person per room (Small sample: wide margin of error)
Buffalo against Union County, its state and the nation
| Buffalo | Union County | South Carolina | United States | |
|---|---|---|---|---|
| Residents | 1,329 (±343) | 26,885 (exact) | 5,296,225 (exact) | 334,922,499 |
| Housing units | 688 (±191) | 13,527 (±29) | 2,443,039 (±311) | 143,775,355 |
| Households that rent | 2.6% (±3.8 points) | 28.7% (±3.1 points) | 28.1% (±0.3 points) | 34.8% |
| Median gross rent | — | $804 (±$142) | $1,180 (±$9) | $1,413 |
| Median household income | $21,614 (±$10,279) | $41,621 (±$3,477) | $69,324 (±$570) | $80,734 |
| Median home value | $46,400 (±$4,798) | $103,600 (±$6,425) | $259,000 (±$1,421) | $332,700 |
| Median real estate taxes (a year) | $504 (±$348) | $579 (±$53) | $1,251 (±$7) | $3,119 |
| Built before 1980 | 62.2% (±25.0 points) | 64.2% (±4.5 points) | 32.8% (±0.3 points) | 49.7% |
| Average commute | 34.2 minutes (±11.3) | 27.4 minutes (±1.8) | 25.6 minutes (±0.1) | 26.4 minutes |
| Households with broadband | 81.7% (±13.0 points) | 82.3% (±2.4 points) | 88.8% (±0.2 points) | 91.0% |
| Median age of residents | 30.8 years (±15.1) | 44.5 years (±0.4) | 40.2 years (±0.2) | 38.9 years |
Buffalo covers 4.0 square miles of land, about 330 residents per square mile (Census Bureau Gazetteer).
How Buffalo has changed since 2015–2019
| 2015–2019 | 2020–2024 | Amount of change | Verdict | |
|---|---|---|---|---|
| Residents | 1,397 (±451) | 1,329 (±343) | −4.9% | Not a measurable change |
| Housing units | 772 (±175) | 688 (±191) | −10.9% | Not a measurable change |
| Median household income | $43,628 (±$8,970) | $21,614 (±$10,279) | −50.5% | Down after inflation |
| Households that rent | 27.9% (±14.9 points) | 2.6% (±3.8 points) | −25.3 percentage points | Measurable decrease |
| Rental vacancy rate | 41.5% (±29.7 points) | 68.9% (±54.4 points) | +27.4 percentage points | Not a measurable change |
The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.
Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.
The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.
Crime reported to police in Union County
Buffalo has no police department of its own in the FBI’s figures, so this is the figure for Union County as a whole.
In 2025, the police departments that report for Union County recorded 540 violent and 3,496 property crimes per 100,000 residents.
A county-wide figure describes the whole county, not this place; crime varies from one community to the next.
ZIP codes in Buffalo
| ZIP code | Share of the ZIP’s land in this place | Residents | Median gross rent | Median home value | Median household income |
|---|---|---|---|---|---|
| 29321 | 10% | 3,236 | $904 | $60,000 | $34,464 |
A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.
Places near Buffalo
| Place | Distance | Median gross rent | Median home value | Households that rent |
|---|---|---|---|---|
| Union | 3.4 mi | $832 | $109,400 | 50.2% |
| Monarch Mill | 5.7 mi | $666 | $82,600 | 25.8% |
| Jonesville | 7.6 mi | $505 | $91,700 | 25.3% |
| Pacolet | 13 mi | $902 | $89,600 | 28.4% |
| Lockhart | 13 mi | $1,069 | $37,500 | 21.4% |
| Central Pacolet | 13 mi | $755 | $112,500 | 52.3% |
| Carlisle | 15 mi | $1,000 | $66,300 | 26.2% |
| Whitmire | 16 mi | $802 | $53,500 | 18.0% |
HUD Fair Market Rent for Buffalo, fiscal year 2027
| Studio | 1 bedroom | 2 bedrooms | 3 bedrooms | 4 bedrooms |
|---|---|---|---|---|
| $762 | $767 | $1,003 | $1,286 | $1,318 |
HUD income limits for Buffalo, fiscal year 2026
| Household size | Extremely low (30%) | Very low (50%) | Low (80%) |
|---|---|---|---|
| 1 person | $15,960 | $26,150 | $41,800 |
| 2 people | $21,640 | $29,850 | $47,800 |
| 3 people | $27,320 | $33,600 | $53,750 |
| 4 people | $33,000 | $37,300 | $59,700 |
| 5 people | $38,680 | $40,300 | $64,500 |
| 6 people | $43,300 | $43,300 | $69,300 |
| 7 people | $46,300 | $46,300 | $74,050 |
| 8 people | $49,250 | $49,250 | $78,850 |
These are the limits HUD sets for its housing programs in the Union County, SC HUD Metro FMR Area, where HUD’s median family income for fiscal year 2026 is $63,100.
A program can use its own limits; tax-credit and local programs often do.
Buffalo is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.
Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.
Margins of error are at the 90% confidence level.
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Questions about Buffalo
What is the median household income in Buffalo?
The median household income in Buffalo is $21,614 (±$10,279) a year (2020–2024 American Community Survey).
What is the average home value in Buffalo, SC?
The Census Bureau publishes the median: $46,400 (±$4,798) for owner-occupied homes in Buffalo (2020–2024 American Community Survey).
How many homes are in Buffalo?
Buffalo, SC has an estimated 688 (±191) housing units, occupied and vacant (2020–2024 American Community Survey).
What is the most common home size in Buffalo?
The most common size is 2 bedrooms, 43.2% of homes in Buffalo, SC.
How old are most homes in Buffalo?
62.2% of homes in Buffalo, SC were built before 1980 (2020–2024 American Community Survey).
What is the most common way to heat a home in Buffalo?
Electricity is the most common heating fuel in Buffalo, used by 72.9% of occupied homes (2020–2024 American Community Survey).
Is Buffalo growing?
In Buffalo, the number of residents went from 1,397 in 2015–2019 to 1,329 in 2020–2024 (−4.9%), not a measurable change.
What ZIP codes are in Buffalo?
The ZIP code that covers Buffalo is 29321.
What is the median rent in ZIP code 29321?
The median gross rent in ZIP Code Tabulation Area 29321 is $904 (±$528) a month (2020–2024 American Community Survey).
Sources
- Demographic and Housing Estimates (DP05), 2020–2024 ACS 5-year estimates — Buffalo CDP, South Carolina
- Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Buffalo CDP, South Carolina
- Selected Economic Characteristics (DP03), 2020–2024 ACS 5-year estimates — Buffalo CDP, South Carolina
- Median Real Estate Taxes Paid by Mortgage Status (B25103), 2020–2024 ACS 5-year estimates — Buffalo CDP, South Carolina
- Selected Social Characteristics (DP02), 2020–2024 ACS 5-year estimates — Buffalo CDP, South Carolina
- Total Population (B01003), 2015–2019 ACS 5-year estimates — Buffalo CDP, South Carolina
- Median Gross Rent (B25064), 2015–2019 ACS 5-year estimates — Buffalo CDP, South Carolina
- HUD Fair Market Rents, fiscal year 2027: Union County, SC HUD Metro FMR Area
- HUD Income Limits, fiscal year 2026: Union County, SC HUD Metro FMR Area
- US Census Bureau, American Community Survey 2020–2024 5-year estimates for ZIP Code Tabulation Areas
- Consumer Price Index for All Urban Consumers (CPI-U), US city average, all items, US Bureau of Labor Statistics: annual averages 2019 and 2024
- US Census Bureau, 2024 Gazetteer Files
To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Buffalo CDP, South Carolina (place:10090, in state:45).
Each estimate (E or PE) has a margin of error beside it (M or PM).
The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.
The API needs a free key.
DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.
Figures last updated on .