US ZIP Code
29678

Seneca, SC

Oconee County  ·  South Carolina

● Active
👥 23,507 Population ↑ 2% since 2019
💰 $49,699 Median HH Income
▼ 35% below avg ↑ 8% since 2019
🎂 38.6 Median Age ↓ 3% since 2019
🏠 $205,600 Median Home Value
▼ 26% below avg ↑ 46% since 2019
🎓 38.0% College Grads
≈ Avg
📊 8.2% Unemployment
▲ 67% above avg ↑ 100% since 2019
ZIP Code Details
ZIP Code29678
CitySeneca
StateSouth Carolina (SC)
CountyOconee County
Area Code821/864
Elevation812 ft
Latitude34.63447
Longitude-82.937301
TimezoneNew York (DST)
FIPS45073
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 47.4% (11,145) Female 52.6% (12,362) ♀

Race & Ethnicity

White: 73.8%Hispanic: 4.1%Black: 18%Asian: 0.7%Other: 3%Race
White73.8%
Hispanic4.1%
Black18.0%
Asian0.7%
Other3.0%

Age Breakdown

Under 5
5%
5–17
15%
18–24
11%
25–44
27%
45–64
25%
65+
8%

Key Indicators

Median Age38.6 yrs ↓ 3% since 2019
Avg Household Size2.25
Below Poverty20.9% ▲ 109% above avg
College Grads38.0% ≈ Avg
Unemployment8.2% ▲ 67% above avg
No HS Diploma203 (1.4%)
HS Graduate4,397 (30.8%)
Some College1,996 (14%)
Associates2,247 (15.8%)
Bachelors1,664 (11.7%)
Graduate Degree3,759 (26.3%)

Education

No HS: 1.4%HS Grad: 30.8%Some College: 14%Associates: 15.8%Bachelors: 11.7%Graduate: 26.3%Edu
No HS1.4%
HS Grad30.8%
Some College14.0%
Associates15.8%
Bachelors11.7%
Graduate26.3%
Housing & Income

Housing Tenure

Owner: 62.3%Renter: 37.7%Tenure
Owner62.3%
Renter37.7%

Home Value Distribution

Under $50k
9%
$50k–100k
9%
$100k–150k
11%
$150k–200k
18%
$200k–300k
30%
$300k–500k
16%
Over $500k
6%

Financials

Median HH Income$49,699 ▼ 35% below avg ↑ 8% since 2019
Median Home Value$205,600 ▼ 26% below avg ↑ 46% since 2019
Home/Income Ratio4.1x (nat avg ~3.5x)
Median Rent$943/mo ↑ 20% since 2019
Total Units11,742
Vacant Units1,431
Avg HH Size2.25

Income Distribution

Under $25k
23%
$25k–50k
26%
$50k–75k
15%
$75k–100k
13%
$100k–150k
13%
$150k–200k
6%
Over $200k
3%
Employment & Commute

How People Get to Work

Drove Alone
91%
Public Transit
1%
Walked
1%
Work From Home
8%

Commute Time

Under 15 min
40%
15–30 min
36%
30–45 min
12%
Over 45 min
12%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
9%
1960s–1970s
13%
1980s–1990s
18%
2000+
58%

Summary

Total Units11,742
Vacant1,431
Owner Occupied62.3%
Renter Occupied37.7%
Avg HH Size2.25
Frequently Asked Questions
ZIP code 29678 is in Seneca, SC, in Oconee County.
ZIP code 29678 is located in South Carolina (SC).
ZIP code 29678 is in Oconee County, SC.
ZIP 29678 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 29678 is 23,507 people (ACS 2023).
The median household income in ZIP code 29678 is $49,699 (ACS 2023).
The median home value in ZIP 29678 is $205,600 (ACS 2023).
About ZIP Code 29678

ZIP code 29678 is located in Seneca, South Carolina, within Oconee County. With a population of 23,507, this is a moderately populated ZIP code with a middle-aged community — the median age is 38.6 years. Economically, 29678 is a working-class ZIP code: the median household income of $49,699 is below the national average.

Real estate in ZIP code 29678 represents an affordable housing market. The median home value of $205,600 is below the national average. Renters can expect to pay around $943 per month in median rent. Homeownership is strong here — 62.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 46% since 2019.

The population of 29678 is primarily White (73.82%). Residents are moderately educated — 38.0% hold a bachelor's degree or higher, which is near the national average. Poverty affects a significant share of residents at 20.9%. Household income has grown by 8% since 2019.

The unemployment rate in 29678 stands at 8.2%, which is significantly above the national average. As in most parts of the country, driving alone is the dominant commute mode at 80%.

Overall, ZIP code 29678 in Seneca, SC is characterized as working-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 23,507 residents, a median household income of $49,699, and a median home value of $205,600, it offers a clear picture of life in this part of South Carolina.