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Trio, South Carolina

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Population in July 2007: 2,421.
Males: 1,181  (48.8%)
Females: 1,240  (51.2%)
Median resident age:

35.5 years
South Carolina median age:

35.4 years

Zip code: 29510

Estimated median household income in 2022: $43,522 (it was $25,601 in 2000)
Trio:

$43,522
SC:

$64,115

Estimated per capita income in 2022: $22,555 (it was $12,369 in 2000)

Trio CCD income, earnings, and wages data

Estimated median house or condo value in 2022: $99,000 (it was $47,500 in 2000)
Trio:

$99,000
SC:

$254,600
March 2022 cost of living index in Trio: 80.9 (low, U.S. average is 100)

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  • Races in Trio, SC (2000)
    • 1,31051.4%White alone
    • 1,19947.0%Black alone
    • 251.0%Hispanic
    • 140.5%Two or more races
    • 10.04%American Indian alone

Races in Trio detailed stats: ancestries, foreign born residents, place of birth

Recent articles from our blog. Our writers, many of them Ph.D. graduates or candidates, create easy-to-read articles on a wide variety of topics.

Current Local Time: EST time zone

Elevation: 57 feet

Land area: 116.6 square miles.

Population density: 21 people per square mile   (very low).

Trio, South Carolina map
Median real estate property taxes paid for housing units in 2000:
Trio CCD:

0.8% ($359)
South Carolina:

0.6% ($510)

Nearest city with pop. 50,000+: North Charleston, SC (43.8 miles , pop. 79,641).

Nearest city with pop. 200,000+: Charlotte, NC (138.6 miles , pop. 540,828).

Nearest city with pop. 1,000,000+: Philadelphia, PA (517.6 miles , pop. 1,517,550).

Nearest cities:

Andrews, SC (2.4 miles ),
Jamestown, SC (3.4 miles),
Nesmith, SC (3.5 miles ),
Lane, SC (3.7 miles ),
St. Stephen, SC (3.9 miles ),
Russellville, SC (4.2 miles ),
Kingstree, SC (4.2 miles ),
Sampit-Santee, SC (4.3 miles )

Latitude: 33.45 N, Longitude: 79.67 W

Area code commonly used in this area: 843

Distribution of median household income in Trio, SC in 2022
Trio satellite photo by USGS
Unemployment in December 2023:
Here:

5.1%
South Carolina:

3.1%
Most common industries in Trio, SC (%)
Both Males Females
Most common industries in 2000
  • Construction (10.7%)
  • Agriculture, forestry, fishing & hunting (9.0%)
  • Metal & metal products (8.9%)
  • Textile mills & textile products (5.9%)
  • Accommodation & food services (5.5%)
  • Food & beverage stores (4.8%)
  • Health care (4.8%)
Most common industries for males in 2000
  • Construction (17.5%)
  • Agriculture, forestry, fishing & hunting (15.7%)
  • Metal & metal products (12.5%)
  • Administrative & support & waste management services (5.7%)
  • Utilities (4.8%)
  • Food & beverage stores (4.5%)
  • Petroleum & coal products (4.3%)
Most common industries for females in 2000
  • Health care (11.3%)
  • Accommodation & food services (11.3%)
  • Textile mills & textile products (9.6%)
  • Educational services (6.0%)
  • Food & beverage stores (5.3%)
  • Plastics & rubber products (4.6%)
  • Machinery, equipment, supplies merchant wholesalers (4.3%)
Most common occupations in Trio, SC (%)
Both Males Females
Most common occupations in 2000
  • Other production occupations, including supervisors (10.7%)
  • Other office and administrative support workers, including supervisors (5.8%)
  • Metal workers and plastic workers (5.6%)
  • Textile, apparel, and furnishings workers (5.5%)
  • Electrical equipment mechanics and other installation, maintenance, and repair workers, including supervisors (5.3%)
  • Agricultural workers, including supervisors (4.2%)
  • Other material moving workers, except laborers (3.7%)
Most common occupations for males in 2000
  • Other production occupations, including supervisors (13.2%)
  • Electrical equipment mechanics and other installation, maintenance, and repair workers, including supervisors (9.3%)
  • Metal workers and plastic workers (8.6%)
  • Agricultural workers, including supervisors (7.3%)
  • Other material moving workers, except laborers (6.4%)
  • Laborers and material movers, hand (6.1%)
  • Carpenters (4.3%)
Most common occupations for females in 2000
  • Other office and administrative support workers, including supervisors (12.0%)
  • Textile, apparel, and furnishings workers (9.4%)
  • Secretaries and administrative assistants (7.4%)
  • Other production occupations, including supervisors (7.2%)
  • Building and grounds cleaning and maintenance occupations (5.0%)
  • Cooks and food preparation workers (4.8%)
  • Other sales and related occupations, including supervisors (4.8%)

Average climate in Trio, South Carolina

Based on data reported by over 4,000 weather stations

Trio, South Carolina average temperatures Trio, South Carolina average precipitation Trio, South Carolina humidity Trio, South Carolina wind speed Trio, South Carolina snowfall Trio, South Carolina sunshine Trio, South Carolina clear and cloudy days
Air pollution and air quality trends
(lower is better)
AQI Ozone PM10 Pb
Air Quality Index

Air Quality Index (AQI) level in 2018 was 36.9. This is significantly better than average.

City:

36.9
U.S.:

72.6
Ozone Level

Ozone [ppb] level in 2007 was 30.1. This is about average. Closest monitor was 20.0 miles away from the city center.

City:

30.1
U.S.:

33.3
Particulate Matter Level

Particulate Matter (PM10) [µg/m3] level in 2018 was 17.8. This is about average. Closest monitor was 22.0 miles away from the city center.

City:

17.8
U.S.:

19.2
Lead Level

Lead (Pb) [µg/m3] level in 2007 was 0.00308. This is significantly better than average. Closest monitor was 22.0 miles away from the city center.

City:

0.00308
U.S.:

0.00931

Tornado activity:

Trio-area historical tornado activity is slightly below South Carolina state average. It is 22% smaller than the overall U.S. average.

On 11/7/1995, a category F4 (max. wind speeds 207-260 mph) tornado 49.1 miles away from the Trio place center injured one person and caused between $500,000 and $5,000,000 in damages.

On 11/24/1967, a category F3 (max. wind speeds 158-206 mph) tornado 42.1 miles away from the place center injured one person and caused between $5000 and $50,000 in damages.

Earthquake activity:

Trio-area historical earthquake activity is significantly above South Carolina state average. It is 50% smaller than the overall U.S. average.

On 11/22/1974 at 05:25:55, a magnitude 4.7 (4.7 MB, Class: Light, Intensity: IV - V) earthquake occurred 46.9 miles away from Trio center
On 8/21/1992 at 16:31:55, a magnitude 4.4 (4.1 MB, 4.1 LG, 4.4 LG, Depth: 6.2 mi) earthquake occurred 37.8 miles away from Trio center
On 8/23/2011 at 17:51:04, a magnitude 5.8 (5.8 MW, Depth: 3.7 mi, Class: Moderate, Intensity: VI - VII) earthquake occurred 323.6 miles away from Trio center
On 8/2/1974 at 08:52:09, a magnitude 4.9 (4.3 MB, 4.9 LG) earthquake occurred 165.0 miles away from the city center
On 8/9/2020 at 12:07:37, a magnitude 5.1 (5.1 MW, Depth: 4.7 mi) earthquake occurred 224.5 miles away from Trio center
On 4/17/1995 at 13:45:57, a magnitude 3.9 (3.9 LG, Depth: 6.2 mi, Class: Light, Intensity: II - III) earthquake occurred 41.7 miles away from the city center
Magnitude types: regional Lg-wave magnitude (LG), body-wave magnitude (MB), moment magnitude (MW)

Natural disasters:

The number of natural disasters in Williamsburg County (19) is greater than the US average (15).
Major Disasters (Presidential) Declared: 10
Emergencies Declared: 5

Causes of natural disasters: Hurricanes: 10, Winter Storms: 3, Floods: 2, Storms: 2, Tropical Storms: 2, Ice Storm: 1, Other: 1 (Note: some incidents may be assigned to more than one category).

Hospitals and medical centers near Trio:

  • FMC DIALYSIS SERVICES ANDREWS (Dialysis Facility, about 7 miles away; ANDREWS, SC)
  • LAKE MOULTRIE NURSING HOME (Nursing Home, about 16 miles away; SAINT STEPHEN, SC)

Amtrak station near Trio:

  • 18 miles: KINGSTREE (101 E. MAIN ST.) . Services: enclosed waiting area, public restrooms, public payphones, call for taxi service, intercity bus service.

Colleges/universities with over 2000 students nearest to Trio:

  • Charleston Southern University (about 40 miles; Charleston, SC; Full-time enrollment: 3,012)
  • Trident Technical College (about 42 miles; Charleston, SC; FT enrollment: 13,125)
  • Coastal Carolina University (about 45 miles; Conway, SC; FT enrollment: 8,881)
  • Horry-Georgetown Technical College (about 46 miles; Conway, SC; FT enrollment: 5,772)
  • Citadel Military College of South Carolina (about 49 miles; Charleston, SC; FT enrollment: 3,683)
  • Medical University of South Carolina (about 49 miles; Charleston, SC; FT enrollment: 2,138)
  • College of Charleston (about 49 miles; Charleston, SC; FT enrollment: 10,974)

Points of interest:

Click to draw/clear place borders

Notable locations in Trio: Faircloth Plantation (A), Williamsburg County Fire Department Earles (B), Williamsburg County Fire Department Cedar Creek (C), Williamsburg County Fire Department Trio (D). Display/hide their locations on the map

Churches in Trio include: Trio Methodist Episcopal Church South (A), Spring Pond Church (B), Oak Ridge Church (C), Nazareth African Methodist Episcopal Church (D), Cedar Grove Church (E), Great Pleasant African Methodist Episcopal Church (F), Earls Methodist Episcopal Church South (G), Concord Church (H), Harmony Church (I). Display/hide their locations on the map

Cemeteries: Harmony Cemetery (1), Bird Pond Cemetery (2), Mount Lebanon Cemetery (3), Spring Gully Cemetery (4). Display/hide their locations on the map

Lakes, reservoirs, and swamps: Ferry Lake (A), Sheppard Pond (B), Ackerman Pond (C), Juniper Run (D), Sportsman Pond (E), Oak Ridge Bay (F), Ricefield Bay (G), Spring Valley Swamp (H). Display/hide their locations on the map

Streams, rivers, and creeks: Wittee Branch (A), Sportsman Pond (B), Ox Swamp (C), Murray Swamp (D), Mill Branch (E), Log Branch (F), Johnsons Swamp (G), Long Branch (H), Brunson Branch (I). Display/hide their locations on the map

Williamsburg County has a predicted average indoor radon screening level less than 2 pCi/L (pico curies per liter) - Low Potential
Average household size:
This place:

2.6 people
South Carolina:

2.5 people

Percentage of family households:
This place:

72.5%
Whole state:

67.5%

Percentage of households with unmarried partners:
This place:

3.9%
Whole state:

6.0%


Likely homosexual households (counted as self-reported same-sex unmarried-partner households)
  • Lesbian couples: 0.3% of all households
  • Gay men: 0.2% of all households
Residents with income below the poverty level in 2009:
This place:

24.9%
Whole state:

14.1%
Residents with income below 50% of the poverty level in 2009:
This place:

11.9%
Whole state:

6.5%
15 people in group homes intended for adults in 2010
17 people in homes for the mentally ill in 2000

For population 15 years and over in Trio:

Marital status in Trio, SC
  • Never married: 25.1%
  • Now married: 59.8%
  • Separated: 5.0%
  • Widowed: 9.2%
  • Divorced: 5.8%

For population 25 years and over in Trio:

  • High school or higher: 63.5%
  • Bachelor's degree or higher: 5.3%
  • Graduate or professional degree: 1.2%
  • Unemployed: 7.7%
  • Mean travel time to work (commute): 33.1 minutes
Educational Attainment in 2000
School Enrollment by Level of School in 2000
Education Gini index (Inequality in education)
Here:

14.1
South Carolina average:

13.2

Presidential Elections Results

Graphs represent county-level data. Detailed 2008 Election Results

Religion statistics for Trio, SC (based on Williamsburg County data)

Religions Adherents in 2010
Religions Adherents - Change between 2000 and 2010
ReligionAdherentsCongregations
Mainline Protestant7,63243
Evangelical Protestant6,20147
Black Protestant6,06730
Other1,5502
Catholic851
None12,888-
Source: Clifford Grammich, Kirk Hadaway, Richard Houseal, Dale E.Jones, Alexei Krindatch, Richie Stanley and Richard H.Taylor. 2012. 2010 U.S.Religion Census: Religious Congregations & Membership Study. Association of Statisticians of American Religious Bodies. Jones, Dale E., et al. 2002. Congregations and Membership in the United States 2000. Nashville, TN: Glenmary Research Center. Graphs represent county-level data

Food Environment Statistics:

Number of grocery stores: 8
Williamsburg County:

2.26 / 10,000 pop.
South Carolina:

1.99 / 10,000 pop.
Number of convenience stores (no gas): 5
Williamsburg County:

1.41 / 10,000 pop.
South Carolina:

0.85 / 10,000 pop.
Number of convenience stores (with gas): 21
Williamsburg County:

5.94 / 10,000 pop.
South Carolina:

5.38 / 10,000 pop.
Number of full-service restaurants: 12
Williamsburg County:

3.39 / 10,000 pop.
South Carolina:

7.75 / 10,000 pop.
Adult diabetes rate:
Williamsburg County:

13.2%
State:

10.6%
Adult obesity rate:
Williamsburg County:

39.5%
South Carolina:

29.4%
Low-income preschool obesity rate:
This county:

13.7%
State:

13.4%

Strongest AM radio stations in Trio:

  • WQTK (950 AM; 10 kW; MONCKS CORNER, SC; Owner: KIRKMAN BROADCASTING, INC.)
  • WDKD (1310 AM; 5 kW; KINGSTREE, SC; Owner: MILLER COMMUNICATIONS, INC.)
  • WIQB (1050 AM; 25 kW; CONWAY, SC; Owner: CUMULUS LICENSING CORP.)
  • WCEO (840 AM; daytime; 50 kW; COLUMBIA, SC; Owner: EASTERN BROADCASTING GROUP, INC.)
  • WBAJ (890 AM; daytime; 50 kW; BLYTHEWOOD, SC; Owner: FAMILY FIRST)
  • WHYM (1260 AM; 5 kW; LAKE CITY, SC; Owner: GHB OF LAKE CITY, INC.)
  • WJMX (970 AM; 10 kW; FLORENCE, SC; Owner: QANTUM OF FLORENCE LICENSE COMPANY, LLC)
  • WQJM (1450 AM; 10 kW; MYRTLE BEACH, SC; Owner: NM LICENSING, LLC)
  • WSCC (730 AM; 5 kW; CHARLESTON, SC; Owner: CITICASTERS LICENSES, L.P.)
  • WBT (1110 AM; 50 kW; CHARLOTTE, NC; Owner: JEFFERSON-PILOT COMMUNICATNS CO. OF NORTH CAROLINA)
  • WPTF (680 AM; 50 kW; RALEIGH, NC; Owner: FIRST STATE COMMUNICATIONS)
  • WAGL (1560 AM; daytime; 50 kW; LANCASTER, SC; Owner: PALMETTO BROADCASTING SYSTEM, INC.)
  • WPJS (1330 AM; 5 kW; CONWAY, SC; Owner: WPJS BROADCASTING, INC.)

Strongest FM radio stations in Trio:

  • WCSQ (92.5 FM; MONCKS CORNER, SC; Owner: APEX BROADCASTING, INC.)
  • WGTN-FM (100.7 FM; ANDREWS, SC; Owner: COASTLINE COMMUNICATIONS OF CAROLINA INC.)
  • WSUY (96.9 FM; CHARLESTON, SC; Owner: CITADEL BROADCASTING COMPANY)
  • WAVF (96.1 FM; HANAHAN, SC; Owner: APEX BROADCASTING, INC.)
  • WSCI (89.3 FM; CHARLESTON, SC; Owner: SOUTH CAROLINA EDUCATIONAL TV COMMISSION)
  • WTUA (106.1 FM; ST. STEPHEN, SC; Owner: JEREMIAH RAVENELL)
  • WWBZ (98.9 FM; MCCLELLANVILLE, SC; Owner: 98.9, INC.)
  • WYAV (104.1 FM; MYRTLE BEACH, SC; Owner: NM LICENSING, LLC)
  • WGSS (94.1 FM; KINGSTREE, SC; Owner: QANTUM OF FLORENCE LICENSE COMPANY, LLC)
  • WMYB (92.1 FM; MYRTLE BEACH, SC; Owner: NM LICENSING, LLC)
  • WGTR (107.9 FM; BUCKSPORT, SC; Owner: QANTUM OF MYRTLE BEACH LICENSE COMPANY, LLC)
  • WLGI (90.9 FM; HEMINGWAY, SC; Owner: LOUIS G. GREGORY BAHA'I INSTITUTE)
  • WPDT (105.1 FM; JOHNSONVILLE, SC; Owner: GLORY COMMUNICATIONS, INC.)
  • WWXM (97.7 FM; GARDEN CITY, SC; Owner: QANTUM OF MYRTLE BEACH LICENSE COMPANY, LLC)
  • WYEZ (94.5 FM; MURRELLS INLET, SC; Owner: FIDELITY BROADCASTING CORPORATION)
  • WDAI (98.5 FM; PAWLEYS ISLAND, SC; Owner: CUMULUS LICENSING CORP.)
  • WSYN (106.5 FM; GEORGETOWN, SC; Owner: CUMULUS LICENSING CORP.)
  • WSEA (100.3 FM; ATLANTIC BEACH, SC; Owner: CUMULUS LICENSING CORP.)
  • WXJY (93.7 FM; GEORGETOWN, SC; Owner: CUMULUS LICENSING CORP.)
  • W204BQ (88.7 FM; ANDREWS, SC; Owner: FAMILY WORSHIP CENTER CHURCH, INC.)

TV broadcast stations around Trio:

  • WCSC-TV (Channel 5; CHARLESTON, SC; Owner: WCSC, INC.)
  • WITV (Channel 7; CHARLESTON, SC; Owner: SOUTH CAROLINA EDUCATIONAL TV COMMISSION)
  • WCIV (Channel 4; CHARLESTON, SC; Owner: WCIV, LLC)
  • WMMP (Channel 36; CHARLESTON, SC; Owner: WMMP LICENSEE L.P.)
  • WTAT-TV (Channel 24; CHARLESTON, SC; Owner: WTAT LICENSEE, LLC)
  • WCBD-TV (Channel 2; CHARLESTON, SC; Owner: MEDIA GENERAL COMMUNICATIONS, INC.)
  • W51AT (Channel 51; GEORGETOWN, SC; Owner: DOVE BROADCASTING, INC.)
  • WFXB (Channel 43; MYRTLE BEACH, SC; Owner: GE MEDIA, INC.)
  • WRJA-TV (Channel 27; SUMTER, SC; Owner: SOUTH CAROLINA EDUCATIONAL TV COMMISSION)

FCC Registered Antenna Towers:

2
  • Jonathan L Teseniar, 3999 Seaboard Rd Salters, Sc 29590 (Lat: 33.491806 Lon: -79.746417), Type: 91.4, Overall height: 91.4 m, Registrant: Ftc Communications, Teseniaj@ftc.Org, , 588 Kings-tree, Phone: (843) 382-1393

  • Jonathan L Teseniar, 3999 Seaboard Rd Salters, Sc 29590 (Lat: 33.491806 Lon: -79.746417), Type: 91.4, Overall height: 91.4 m, Registrant: Ftc Communications, Teseniaj@ftc.Org, , 588 Kings-tree, Phone: (843) 382-1393


Houses and condos Apartments
Most commonly used house heating fuel in houses and condos in Trio, SC
  • 80.2%Electricity
  • 11.5%Bottled, tank, or LP gas
  • 6.2%Fuel oil, kerosene, etc.
  • 1.2%Utility gas
  • 0.8%No fuel used
Most commonly used house heating fuel in apartments in Trio, SC
  • 63.9%Electricity
  • 16.5%Fuel oil, kerosene, etc.
  • 7.2%Utility gas
  • 7.2%Bottled, tank, or LP gas
  • 5.2%Wood


Trio compared to South Carolina state average:

  • Median house value significantly below state average.
  • Unemployed percentage below state average.
  • Black race population percentage above state average.
  • Hispanic race population percentage significantly below state average.
  • Foreign-born population percentage significantly below state average.
  • Renting percentage below state average.
  • Length of stay since moving in significantly above state average.
  • Number of rooms per house significantly below state average.
  • House age significantly below state average.
  • Number of college students below state average.
  • Percentage of population with a bachelor's degree or higher significantly below state average.

Trio on our top lists:

  • #100 on the list of "Top 101 cities with the largest percentage of people in homes for the mentally ill (population 1,000+)"
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