Zip code 28756: Mill Spring, North Carolina

Q: What city is zip code 28756?

28756 is assigned to Mill Spring, North Carolina. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 28756 in?

28756 is mostly in Polk County, but it extends into 1 other county.

Q: What is the population of 28756?

About 4,706 people live in 28756, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 28756?

The median household income in 28756 is $63,663.

Q: What zip codes are near 28756?

The closest zip codes to 28756 are 28720, 28727, 28710, 28773, 28750.

Residential delivery areaPolk CountyEastern Time

Population

4,706

Median household income

$64K

U.S. $81K

Median home value

$278K

U.S. $333K

Median rent

$644/mo

U.S. $1,413

Median age

38.4

U.S. 38.9

Land area

79 sq mi

59 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 28756

28756 is a small-town zip code in Mill Spring, North Carolina (Polk County), covering 79 sq mi of land. About 4,706 people live here, or 59 per square mile. The median resident is 38.4 years old, compared with 38.9 nationally.

The median household earns $63,663 a year, 21% below the national median of $80,734. 18.1% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $277,600, or 4.4 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 75% of occupied homes are lived in by their owners, and renters pay a median of $644 a month.

19% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 33.8 minutes each way, and 6% of workers work from home. The most common jobs among working residents are in office and administrative support; healthcare; and cleaning and personal care.

How 28756 compares

Sorted from highest to lowest national percentile

Housing vacancy25%
96th
U.S. 10.1% · NC 12.5%147th of 789 in NC
Healthcare workers14.6%
94th
U.S. 9.7% · NC 9.5%89th of 798 in NC
Income inequality (Gini)0.511
92nd
WeaknessU.S. 0.483 · NC 0.47778th of 781 in NC
Self-employed workers14.8%
90th
U.S. 10% · NC 9.8%145th of 798 in NC
Average commute33.8 min
89th
WeaknessU.S. 26.4 min · NC 25.1 min85th of 771 in NC
Rent-burdened renters60.7%
85th
WeaknessU.S. 51.1% · NC 48.9%120th of 760 in NC
Poverty rate18.1%
80th
WeaknessU.S. 12.5% · NC 13%200th of 788 in NC
Unemployment rate6.7%
76th
U.S. 5.2% · NC 4.7%170th of 799 in NC
Residents under 1825.2%
76th
U.S. 22% · NC 21.8%155th of 802 in NC
Uninsured rate10.9%
75th
U.S. 8.4% · NC 9.9%309th of 797 in NC
Homeownership rate75.1%
67th
U.S. 65.2% · NC 66.6%390th of 788 in NC
Residents 65 and older18.8%
66th
U.S. 17.2% · NC 17.2%435th of 802 in NC
Median age38.4
45th
U.S. 38.9 · NC 39.1579th of 802 in NC
Veterans5.5%
45th
U.S. 6.2% · NC 7.4%586th of 801 in NC
Diversity index42.6
40th
U.S. 61.4 · NC 58.4446th of 802 in NC
Median home value$277,600
39th
U.S. $332,700 · NC $288,900266th of 757 in NC
Per capita income$35,547
36th
U.S. $44,673 · NC $41,385340th of 799 in NC
Foreign-born residents6.3%
35th
U.S. 14.1% · NC 9.1%268th of 802 in NC
Government workers11.6%
32nd
U.S. 14.5% · NC 13.8%555th of 798 in NC
Median household income$63,663
26th
U.S. $80,734 · NC $72,388390th of 748 in NC
Bachelor's degree or higher19.4%
19th
WeaknessU.S. 35.7% · NC 35.7%501st of 799 in NC
Work from home5.9%
11th
U.S. 15.1% · NC 16.3%564th of 799 in NC
Median earnings per worker$36,143
11th
WeaknessU.S. $49,666 · NC $46,279623rd of 788 in NC
Broadband access84%
10th
WeaknessU.S. 91% · NC 90.1%535th of 788 in NC
Population4,706
8th
U.S. 334,922,499 · NC 10,730,404448th of 802 in NC
Population density59/sq mi
8th
U.S. 95/sq mi · NC 221/sq mi588th of 802 in NC
Tech workers0.2%
4th
U.S. 3.8% · NC 3.9%610th of 798 in NC
Median gross rent$644
2nd
U.S. $1,413 · NC $1,228665th of 688 in NC

Measure	28756	Polk	NC	U.S.	National percentile	Rank in NC
Housing vacancy	25%	18.7%	12.5%	10.1%	96th	147th of 789
Healthcare workers	14.6%	14.3%	9.5%	9.7%	94th	89th of 798
Income inequality (Gini)Weakness	0.511	0.498	0.477	0.483	92nd	78th of 781
Self-employed workers	14.8%	17.2%	9.8%	10%	90th	145th of 798
Average commuteWeakness	33.8 min	28.4 min	25.1 min	26.4 min	89th	85th of 771
Rent-burdened rentersWeakness	60.7%	52.1%	48.9%	51.1%	85th	120th of 760
Poverty rateWeakness	18.1%	14%	13%	12.5%	80th	200th of 788
Unemployment rate	6.7%	5.1%	4.7%	5.2%	76th	170th of 799
Residents under 18	25.2%	15.3%	21.8%	22%	76th	155th of 802
Uninsured rate	10.9%	9.9%	9.9%	8.4%	75th	309th of 797
Homeownership rate	75.1%	76.9%	66.6%	65.2%	67th	390th of 788
Residents 65 and older	18.8%	32.6%	17.2%	17.2%	66th	435th of 802
Median age	38.4	54.9	39.1	38.9	45th	579th of 802
Veterans	5.5%	8.6%	7.4%	6.2%	45th	586th of 801
Diversity index	42.6	24.4	58.4	61.4	40th	446th of 802
Median home value	$277,600	$315,000	$288,900	$332,700	39th	266th of 757
Per capita income	$35,547	$43,211	$41,385	$44,673	36th	340th of 799
Foreign-born residents	6.3%	4.5%	9.1%	14.1%	35th	268th of 802
Government workers	11.6%	10.9%	13.8%	14.5%	32nd	555th of 798
Median household income	$63,663	$67,758	$72,388	$80,734	26th	390th of 748
Bachelor's degree or higherWeakness	19.4%	36.2%	35.7%	35.7%	19th	501st of 799
Work from home	5.9%	15.8%	16.3%	15.1%	11th	564th of 799
Median earnings per workerWeakness	$36,143	$36,490	$46,279	$49,666	11th	623rd of 788
Broadband accessWeakness	84%	84.8%	90.1%	91%	10th	535th of 788
Population	4,706	19,891	10,730,404	334,922,499	8th	448th of 802
Population density	59/sq mi	84/sq mi	221/sq mi	95/sq mi	8th	588th of 802
Tech workers	0.2%	1.9%	3.9%	3.8%	4th	610th of 798
Median gross rent	$644	$1,178	$1,228	$1,413	2nd	665th of 688

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

21%

5–17

18–24

12%

25–34

13%

35–44

12%

45–54

13%

55–64

14%

65–74

75+

Median age

38.4

Under 18

25.2%

65 and over

18.8%

Race and ethnicity

White74%
Black7%
Hispanic16%
Asian0.5%
Native American0.1%
Pacific Islander0%
Other0.4%
Multiracial2%

Diversity index

42.6

U.S. 61.4

Foreign-born

6.3%

U.S. 14.1%

Born in state

59.4%

Language spoken at home (households)

English only

89%

Spanish

11%

Other Indo-European

Asian / Pacific

Other

Households

Households: 1,834
Average household size: 2.6
Family households: 78.3%
Married couples: 58.6%
Living alone: 19.4%
Veterans (of adults): 5.5%
Male / female: 47% / 53%

Income and poverty

Household income distribution

<$25k

20%

$25–50k

17%

$50–75k

23%

$75–100k

17%

$100–150k

$150–200k

$200k+

10%

Median household income

28756

$63,663

Polk Co.

$67,758

North Carolina

$72,388

United States

$80,734

Per capita income

$35,547

U.S. $44,673

Poverty rate

18.1%

U.S. 12.5%

Households earning $150K+

17.1%

U.S. 23%

Income inequality (Gini)

0.511

U.S. 0.483

Housing

Median home value

28756

$277,600

Polk Co.

$315,000

North Carolina

$288,900

United States

$332,700

Median gross rent

28756

$644

Polk Co.

$1,178

North Carolina

$1,228

United States

$1,413

Types of housing

Single-family

76%

2–4 units

5–19 units

20+ units

Mobile home

23%

Boat, RV, van

Housing units: 2,444
Owner-occupied: 75.1%
Vacant: 25%
Median year built: 1993
Median rooms: 5.5
Renters paying 30%+ of income: 60.7%
Renters paying 50%+ of income: 31.7%
Home value to income: 4.4× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

75%

Carpooled

19%

Transit

Walked

Bicycle

0.1%

Worked from home

Other

Commute time (one way)

<10 min

10–19

23%

20–29

14%

30–44

30%

45–59

18%

60+

12%

Average commute

33.8 min

U.S. 26.4 min

Unemployment

6.7%

U.S. 5.2%

In labor force

61.8%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Office and admin

15%

Healthcare

15%

Cleaning and personal care

12%

Construction and repair

11%

Sales

11%

Management

Education

Food service

Production

Farming, fishing and forestry

Engineering and science

Transportation and moving

Business and finance

0.8%

Legal and social services

0.8%

Police and fire

0.7%

Computer and math

0.2%

Arts, media and sports

Industries

Health care and social assistance

20%

Admin, support and management

12%

Construction

Retail

Restaurants and hotels

Manufacturing

Education

Finance, insurance and real estate

Other services

Public administration

Agriculture and mining

Information

Transportation, warehousing and utilities

Professional and technical services

Wholesale

0.3%

Arts and recreation

0.0%

Median earnings per worker

$36,143

U.S. $49,666

Self-employed

14.8%

U.S. 10%

Government workers

11.6%

U.S. 14.5%

Nonprofit workers

U.S. 8.8%

Median earnings by type of work

Type of work	28756	U.S.
Management, business, science and arts	$55,928	$74,888
Service	$20,093	$26,804
Sales and office	$42,342	$40,476
Construction and maintenance	$31,610	$49,199
Production and transportation	$26,726	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

12%

High school

40%

Some college

19%

Associate's

10%

Bachelor's

11%

Graduate

High school graduate or higher: 88%
Bachelor's degree or higher: 19.4%
Graduate or professional degree: 8.5%
Households with broadband: 84%
Cable, fiber or DSL: 51.3%
No internet access: 15.3%
Without health insurance: 10.9%
Limited-English households: 0%

Geography

City (USPS): Mill Spring
State: North Carolina
County: Polk County
Center point: 35.3559° N, 82.2086° W
Land area: 79 sq mi
Water area: 0.6 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

28756 spans 2 counties

Polk County99% of land
Rutherford County1% of land

Zip codes near 28756

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
28720	Chimney Rock, NC	7 mi	138	$63,438	$445,500
28727	Edneyville, NC · PO box	7.9 mi	—	—	—
28710	Bat Cave, NC	8 mi	78	—	—
28773	Saluda, NC	8.3 mi	3,441	$70,703	$413,700
28750	Lynn, NC · PO box	8.4 mi	—	—	—
28746	Lake Lure, NC	8.8 mi	2,744	$70,469	$470,700
28782	Tryon, NC	9.1 mi	6,519	$72,946	$345,200
28792	Hendersonville, NC	9.4 mi	36,645	$55,522	$278,500
28724	Dana, NC · PO box	9.6 mi	—	—	—
28731	Flat Rock, NC	11 mi	8,672	$66,309	$402,300
28735	Gerton, NC	11 mi	124	—	$398,900
28139	Rutherfordton, NC	12 mi	20,008	$56,558	$240,200

Zip codes like 28756 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 28756

What city is zip code 28756?

28756 is assigned to Mill Spring, North Carolina. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 28756 in?

28756 is mostly in Polk County, but it extends into 1 other county.

What is the population of 28756?

About 4,706 people live in 28756, according to the Census Bureau's American Community Survey.

What time zone is 28756 in?

28756 is in Eastern Time.

What is the median household income in 28756?

The median household income in 28756 is $63,663.

What zip codes are near 28756?

The closest zip codes to 28756 are 28720, 28727, 28710, 28773, 28750.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 28756, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.