Home > NC > Duplin County > Chinquapin > Zip 28521

Zip Code 28521 — Chinquapin, NC

28521 is a ZIP Code associated with Chinquapin, NC, located within Duplin. The postal region supports an estimated population of 1,593 residents across Data Pending housing units, with a population density of 14.9 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (34.821360, -77.736840)

Data Metric	Local Statistic
Postal / Zip Code	28521
Primary City	Chinquapin
State / Province	NC
County	Duplin
Total Population	1,593
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	14.9 people/sq mi
Timezone	America/New_York

How 28521 Compares

Metric	ZIP 28521	Duplin County	NC State Average
Population	1,593	64,020	10,730,463
Median Income	Data Pending	N/A	N/A
Population Density	14.9 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 28518	Beulaville	5.3 mi	7,651	N/A
Zip 28574	Richlands	9.1 mi	20,990	N/A
Zip 28466	Wallace	10.9 mi	8,893	N/A
Zip 28454	Maple Hill	11.4 mi	2,895	N/A
Zip 28572	Pink Hill	13.9 mi	6,658	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →