29678
ZIP 29678 is in Seneca, South Carolina, mostly in Oconee County; area codes 864 and 821; Eastern time. Seneca has 3 ZIP codes; the others are 29672 and 29679.
- Type
- Standard
- Time zone
- America/New_York
- County
- Oconee +1 more
- Metro area
- Seneca, SC
- Population
- 23,767
- Coordinates
- 34.6345, -82.9373
Weather right now
Asking the National Weather Service…
Where 29678 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 29678 into a pocket calculator and turn it upside down: BLgGZ — not quite a word, sorry.
- ➕ As a number, 29,678 = 2 × 11 × 19 × 71. Its digits add up to 32, a total 644 other ZIP codes share.
- 💾In binary, the way a computer stores it:
111001111101110 - 🏠 Its numerical neighbours: 29677 (Sandy Springs, SC, 11 mi away) and 29679 (Seneca, SC, 4 mi away).
- 🔄 Backwards, 29678 becomes 87692, which is not a ZIP code at all.
- 👥 31 other ZIP codes are made of exactly the same digits (27698, 27869, 27896, 27968, 27986, 28679, …). The farthest-flung twin is 96278 in APO AA, a military post office, 7,120 miles away.
- 🧭 Farther south than 76% of all ZIP codes, and farther east than 63%.
- 🎯931 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 29678 and you would come out at 34.63°S, 97.06°E — 1,100 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 29m of daylight. Shortest: 9h 50m.
- 📏 At 79.8 square miles of land, 29678 is bigger than 72% of ZIP codes — room for about 61 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 23,767This ZIP23,767 |
|---|---|
| Households | 10,394This ZIP10,394 |
| Housing units | 11,819This ZIP11,819 |
| Median age | 38.4This ZIP38.4South Carolina40.2US 38.9 |
| Median household income | $52,550This ZIP$52,550South Carolina$69,324US $80,734 |
| Median home value | $225,500This ZIP$225,500South Carolina$259,000US $332,700 |
| Median gross rent | $913This ZIP$913South Carolina$1,180US $1,413 |
| Bachelor's degree or higher | 24.3%This ZIP24.3% |
| Mean commute | 21.6 minThis ZIP21.6 min |
| Population density | 298.0 / sq miThis ZIP298.0 / sq mi |
Business and tax activity
| Business establishments | 741This ZIP741 |
|---|---|
| Employees | 9,736This ZIP9,736 |
| Annual payroll | $506,255,000This ZIP$506,255,000 |
| Tax returns filed | 9,960This ZIP9,960 |
| Total adjusted gross income | $588,178,000This ZIP$588,178,000 |
Land area
| Land area | 79.76 sq miThis ZIP79.76 sq mi |
|---|---|
| Water area | 7.55 sq miThis ZIP7.55 sq mi |
Counties 29678 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Oconee County | 99.4% |
| Pickens County | 0.6% |
Other place names in 29678
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 29678
| ZIP | City | Distance |
|---|---|---|
29679 | Seneca, SC | 3.7 mi |
29665 | Newry, SC | 6.4 mi |
29634 | Clemson, SC | 6.5 mi |
29632 | Clemson, SC | 6.6 mi |
29633 | Clemson, SC | 6.6 mi |
29631 | Clemson, SC | 7.5 mi |
29689 | Townville, SC | 7.6 mi |
29672 | Seneca, SC | 8.1 mi |
29643 | Fair Play, SC | 9.0 mi |
29656 | La France, SC | 9.8 mi |
Find every ZIP code within 10 miles of 29678 →
Questions about this ZIP code
Where is ZIP code 29678?
29678 is in Seneca, South Carolina, in Oconee County, part of the Seneca, SC micropolitan area. Its published point location is 34.6345, -82.9373.
What county is 29678 in?
29678 spans 2 counties: Oconee County and Pickens County. Most of it falls in Oconee County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 29678?
Seneca uses area codes 864 and 821, from NANPA's telephone records.
What time zone is 29678 in?
29678 uses America/New_York.
How many people live in 29678?
About 23,767 people live in ZIP code 29678, in 10,394 households, at 298.0 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 29678?
$52,550 a year, against $69,324 across South Carolina.
What ZIP codes are near 29678?
The closest are 29679 (3.7 mi), 29665 (6.4 mi), 29634 (6.5 mi), 29632 (6.6 mi) and 29633 (6.6 mi).
Is 29678 a PO Box ZIP code?
29678 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “29678 ZIP Code — Seneca, South Carolina (Oconee County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/29678
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/29678.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.