| ZIP Codes: | 21 ZIP Codes (16 Standard, 5 PO Box, 0 Unique) [See All] |
| Area Codes: | 843 / 854 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:39 PM |
| Population: | 395,678 [See All] |
| FIPS: | 45051 |
| CBSA: | Myrtle Beach-Conway-North Myrtle Beach, SC |
| Land Area: | 1,210 sq mi |
| Water Area: | 14 sq mi |
| Coordinates: | 33.8315, -78.9284 |
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395,678 residents live across 21 ZIPs covering 1,210 sq mi, served by 11 distinct USPS-recognized cities.
Population moved from 293,886 to 395,678 from 2014 to 2024 — a +34.6% change. 14 ZIPs gained residents, 2 lost.
The county's wealthiest ZIP 29572 (Myrtle Beach, $85,247 median) and poorest ZIP 29545 (Green Sea, $42,083) are 29.6 miles apart — a 2.0× income gap across local geography.
Median home values vary 4.8× across this county — from $88,500 in 29581 (Nichols) to $427,400 in 29572 (Myrtle Beach).
Density varies 71× across the county — from 29 people/sq mi in 29581 (Nichols) to 2,034 in 29575 (Myrtle Beach).
Most of the decade's growth concentrated around Myrtle Beach — top growth ZIPs averaged +61.9% over the past ten years ( 29544 , 29579 and 29572 ).
Educational attainment ranges from 12.8% bachelor's+ in 29569 (Loris) to 43.8% in 29572 (Myrtle Beach) — the breadth of educational profiles across the area.
Within South Carolina, this is the #4 most populous of 46 counties and ranks #16 for median household income with the #2 fastest decade growth .
On the national stage, Horry County is and #41 for decade growth .
Weighted by population, the typical household earns about $67,208 across the county — reflecting what a typical resident sees, not a simple ZIP average.
27.5% of adults age 25+ hold a bachelor's degree or higher (82,096 of 298,240 reporting). The most-educated ZIPs cluster around Myrtle Beach.
16 Standard delivery, 5 PO Box only, 0 single-entity Unique ZIPs serve this county.
Horry County grew 34.6% over the past decade — concentrated in 5 high-growth ZIPs:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 29579 | Myrtle Beach | Standard | 56,915 | $79,644 | 49.1 | 69.7% |
| 29526 | Conway | Standard | 54,130 | $68,825 | 172.5 | 32.8% |
| 29588 | Myrtle Beach | Standard | 52,609 | $70,739 | 45.9 | 38.3% |
| 29577 | Myrtle Beach | Standard | 35,446 | $50,955 | 23.3 | 24.1% |
| 29576 | Murrells Inlet | Standard | 34,695 | $70,691 | 33.8 | 34.9% |
| 29527 | Conway | Standard | 28,451 | $52,069 | 161.6 | 17.0% |
| 29566 | Little River | Standard | 23,806 | $64,878 | 34.9 | 44.4% |
| 29575 | Myrtle Beach | Standard | 20,721 | $71,447 | 10.2 | 26.8% |
| 29582 | North Myrtle Beach | Standard | 20,158 | $71,723 | 24.9 | 29.6% |
| 29569 | Loris | Standard | 17,788 | $46,840 | 172.7 | 12.6% |
| 29568 | Longs | Standard | 17,097 | $62,653 | 93.3 | 30.5% |
| 29572 | Myrtle Beach | Standard | 12,124 | $85,247 | 9.1 | 46.1% |
| 29544 | Galivants Ferry | Standard | 8,252 | $78,401 | 114.8 | 70.0% |
| 29511 | Aynor | Standard | 6,874 | $69,507 | 58.6 | 34.3% |
| 29581 | Nichols | Standard | 4,845 | $54,701 | 168.0 | -9.1% |
| 29545 | Green Sea | Standard | 1,767 | $42,083 | 37.1 | -14.5% |
| 29528 | Conway | PO Box | — | — | 0.0 | — |
| 29598 | North Myrtle Beach | PO Box | — | — | 0.0 | — |
| 29597 | North Myrtle Beach | PO Box | — | — | 0.0 | — |
| 29587 | Myrtle Beach | PO Box | — | — | 0.0 | — |
| 29578 | Myrtle Beach | PO Box | — | — | 0.0 | — |