This data is based on ZIP codes 28325, 28365, which covers Calypso and Mount Olive.
The U.S. Census reports business data by ZIP code, not city boundaries. All numbers reflect the combined ZIP codes 28325, 28365 area shared across these towns.
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Calypso ZIP Area Economy · 2023
Wages +1% vs. avg. Duplin Co. town
Calypso's ZIP area supports 7,939 jobs across 273 businesses, with workers earning an average of $42K per year, 1% above the Duplin County average. The economy is well-diversified (0.89 index), led by retail trade and other services. 87.2% of businesses have fewer than 20 employees, and each business employs an average of 29.1 people. Jobs grew 0.9% from the prior year while business count grew 1.1%.
Where Businesses Clusteri
Larger blocks have more businesses.
Local Specialization vs. Duplin Avg.i
Industries sorted by relative concentration in this ZIP area.
Business Size Distributioni
273 businesses by employee count. 87.2% are small businesses (under 20 employees).
Micro (<5)
Small (5-9)
Small (10-19)
Medium (20-49)
Medium (50-99)
Economic Densityi
2.00+
jobs per resident
Capped: ZIP includes employers outside city limits
29.1
employees per business
County avg: 18.2+59%
$863K
payroll per resident
$1.2M
payroll per business
Calypso ZIP Area vs. Avg. Duplin Co. Towni
All Industries in ZIP Areai
| Sector | Calypso ZIP | Avg. Duplin Co. | Spec. |
|---|---|---|---|
| Retail Trade | 62 | 23 | 1.0x |
| Other Services | 35 | 14 | 0.9x |
| Construction | 29 | 12 | 0.9x |
| Food & Accommodation | 25 | 8 | 1.2x |
| Healthcare | 18 | 12 | 0.6x |
| Finance & Insurance | 15 | 4 | 1.4x |
| Real Estate | 14 | 4 | 1.3x |
| Transportation | 13 | 4 | 1.2x |
| Admin Services | 13 | 4 | 1.2x |
| Professional Services | 12 | 5 | 0.9x |
| Wholesale Trade | 9 | 4 | 0.8x |
| Agriculture | 6 | 2 | 1.1x |
| Manufacturing | 4 | 4 | 0.4x |
| Arts & Entertainment | 4 | 0 | — |
| Education | 3 | 0 | — |