US > North Carolina > Polk County > Mill Spring, NC 28756

28756 ZIP Code Profile, Map, Data & Demographics

Related Place Profiles:
Mill Spring, NC
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ZIP Code 28756: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Mill Spring, NC 28756

  • ZIP Code Type: STANDARD
  • County: Polk County
  • Centroid: Latitude 35.34, Longitude -82.17
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 28756 has segments in 2 Counties (Polk, Rutherford).

  • Businesses Addresses: 89
  • PO Box Addresses: 345
  • Residential Addresses: 1,975
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1,975

The ZIP Code maps and database are updated 4 times per year.
Database updated: March 1, 2026, Maps updated: May 1, 2024.

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Mill Spring, NC 28756 Data & Demographics

Source: 2020-2024 American Community Survey 5-Year Estimates

POPULATION

Total Population 4,706 (100%)
Population Density 59 per sq mi
Diversity Index1 43
 
 

INCOME

Median Household Income $63,663
Per Capita Income $35,547
Median Home Value $277,600
 

HOUSING

Total HU (Housing Units) 2,444 (100%)
Owner Occupied HU 1,378 (56.4%)
Renter Occupied HU 456 (18.7%)
Vacant Housing Units 610 (25.0%)
 

HOUSEHOLDS

Total Households 1,834
Average Household Size 2.55
Family Households 1,436 (78.3%)
NOTES
  1. The Diversity Index estimates the likelihood that two persons chosen at random from the same area belong to different race or ethnic groups, based on five groups: Hispanic/Latino, Non-Hispanic White, Non-Hispanic Black, Non-Hispanic Asian, and Non-Hispanic Other/Multiracial. A value of 0 indicates the population belongs entirely to one group. Higher values indicate a more evenly mixed population. Calculated from U.S. Census Bureau ACS 5-year estimates (table B03002).

Mill Spring, NC 28756 - Peer Comparisons by Rank and Percentile

The table below compares 28756 to the other 33,772 ZIP Codes in the United States by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 13713 59th
Population Density # 18521 45th
Median Household Income # 21606 36th
Per Capita Income # 18083 46th
Diversity Index # 10774 68th

Additional comparisons and rankings can be made with a VERY EASY TO USE North Carolina Census Data Comparison Tool.


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