Richest ZIP codes in Duplin County, NC
These are the 13 ZIP codes in Duplin County with the highest median household income, out of 13 with at least 1,000 residents. 28578 (Seven Springs, $69,900), 28466 (Wallace, $65,558) and 28453 (Magnolia, $61,165) lead the list. There is no single "best" ZIP code in Duplin County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.
Richest ZIP codes in Duplin County
| Rank | ZIP | Mailing city | Median household income | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 28578 | Seven Springs | $69,900 ±$9,407 | 4,219 | 1,428 | 2,334 |
| 2 | 28466 | Wallace | $65,558 ±$7,093 | 8,893 | 4,204 | 4,283 |
| 3 | 28453 | Magnolia | $61,165 ±$21,738 | 3,206 | 1,221 | 1,458 |
| 4 | 28464 | Teachey | $60,130 ±$11,742 | 2,185 | 727 | 977 |
| 5 | 28341 | Faison | $57,431 ±$17,348 | 2,886 | 1,097 | 1,471 |
| 6 | 28572 | Pink Hill | $55,660 ±$9,157 | 6,658 | 2,560 | 2,828 |
| 7 | 28349 | Kenansville | $54,139 ±$13,070 | 3,775 | 1,550 | 1,385 |
| 8 | 28518 | Beulaville | $54,127 ±$9,382 | 7,651 | 3,095 | 3,607 |
| 9 | 28365 | Mount Olive | $52,174 ±$6,690 | 15,999 | 6,190 | 6,442 |
| 10 | 28521 | Chinquapin | $47,813 ±$20,863 | 1,593 | 634 | 1,002 |
| 11 | 28398 | Warsaw | $47,458 ±$9,897 | 6,417 | 2,680 | 3,111 |
| 12 | 28458 | Rose Hill | $40,338 ±$6,142 | 5,446 | 2,377 | 2,597 |
| 13 | 28508 | Albertson | $34,567 ±$9,041 | 1,813 | 854 | 825 |
How we ranked them
Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population. ZIP codes need at least 1,000 residents to be ranked; 13 of 14 qualify.
Which of these to mail, and why
Higher-income ZIP codes suit offers with a bigger ticket: remodeling, pools, roofing, financial planning, private schools, premium dining. A median describes the middle household, not every door, so the routes inside each ZIP still vary.
The top five ZIP codes on this list hold 8,677 households, on 19 carrier routes with 10,523 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 28578 on the EDDM route map
More rankings
- ZIP codes with the highest home values in Duplin County
- ZIP codes with the highest homeownership in Duplin County
- ZIP codes with the most families with kids in Duplin County
- ZIP codes with the most new movers in Duplin County
- Youngest ZIP codes in Duplin County
- Oldest ZIP codes in Duplin County
- Fastest-growing ZIP codes in Duplin County
- All Duplin County ZIP codes
Businesses that mail these ZIP codes
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EDDM guides
Frequently asked questions
- Which ZIP code in Duplin County has the highest median household income?
- 28578 (Seven Springs), at $69,900 (±$9,407), among 13 ZIP codes with at least 1,000 residents.
- How is this ranking calculated?
- Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population.
- Why are some ZIP codes missing?
- ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.