28660 ZIP Code — Olin, NC

Iredell County, North Carolina

ZIP code 28660 is located in Olin, North Carolina, within Iredell County. It covers approximately 31.98 square miles and serves a population of 2,326 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 704.

About ZIP code 28660

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $165,600. Owner-occupancy sits near the national average at 75%.

Median household income is $72,056. The poverty rate of 5% is below the national average. 38% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is production, transportation, and material moving, with retail trade as the leading industry. The average commute of 20 minutes is near the national average.

College attainment at 6% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 12% of civilians, above the national average of 7%.

Overall, ZIP code 28660 reflects a community defined by a trades-oriented workforce, a strong veteran community, and a significant Social Security-dependent population.

2,326

population

31.98

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

28660 ZIP code map

Cities in ZIP code 28660

Below are the cities the US Postal Service accepts for ZIP code 28660. Using any city not on this list may result in mail delivery delays.

City	Status
Olin	Preferred

Nearby ZIP codes

28634 Harmony (5.2 mi) 28689 Union Grove (5.7 mi) 28625 Statesville (6 mi) 27020 Hamptonville (9.6 mi) 28636 Hiddenite (11.3 mi) 28678 Stony Point (14.2 mi) 28670 Ronda (16.2 mi) 27055 Yadkinville (16.4 mi) 27028 Mocksville (16.7 mi) 28654 Moravian Falls (16.7 mi) 27013 Cleveland (16.9 mi) 28677 Statesville (17.4 mi)

Demographics updated 05/2026

Population
Total population	2,326
Population density	73 / sq mi
State FIPS	37
County FIPS	097

Geography
Land area	31.98 sq mi
Water area	0.25 sq mi
Latitude	35.9713
Longitude	-80.8629
Timezone	Eastern (ET)
Area code	704

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	47.2%	39.7%	44.4%
$50k – $100k	36.4%	32.3%	30.6%
$100k – $200k	15.5%	20.5%	19.1%
Over $200k	0.9%	7.4%	6.0%

Demographics & statistics

2,326

Population

People per sq mi

40.0

Median age

$72,056

Median household income

$28,660

Per capita income

$165,600

Median home value

$926

Median monthly rent

74.9%

Home ownership

5.1%

Poverty rate

8.2%

Unemployment

845

Housing units

6.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

109

5–9

10–14

143

15–19

122

20–24

145

25–34

125

111

35–44

150

45–54

129

55–59

60–64

163

65–74

140

103

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	493	21.2%
18 and over	1,833	78.8%
65 and over	535	23.0%
Median age	40.0 years

Race & ethnicity

White 89.6%

Black or African American 8.3%

Two or more races 2.2%

Group	Count	%
White	2,083	89.6%
Black or African American	192	8.3%
Two or more races	51	2.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	47.2%	39.7%	44.4%
$50k – $100k	36.4%	32.3%	30.6%
$100k – $200k	15.5%	20.5%	19.1%
Over $200k	0.9%	7.4%	6.0%

$10k–$15k 2.5%

$15k–$25k 5.7%

$25k–$35k 10.4%

$35k–$50k 9.2%

$50k–$75k 23.1%

$75k–$100k 26.8%

$100k–$150k 16.7%

$150k–$200k 1.9%

$200k+ 3.7%

Range	% of households
$10k–$15k	2.5%
$15k–$25k	5.7%
$25k–$35k	10.4%
$35k–$50k	9.2%
$50k–$75k	23.1%
$75k–$100k	26.8%
$100k–$150k	16.7%
$150k–$200k	1.9%
$200k+	3.7%
Median income	$72,056

Housing

Home values

Under $50k 5.9%

$50k–$100k 6.7%

$100k–$150k 32.3%

$150k–$200k 13.3%

$200k–$300k 22.6%

$300k–$500k 12.2%

$500k–$1M 7.0%

Housing overview

Metric	Value
Median home value	$165,600
Median rent / month	$926
Owner occupied	74.9%
Renter occupied	25.1%
Vacant	17.7%
Single-family detached	64.5%
Large apartment buildings	0.0%
Mobile homes	34.6%
Median rooms	5.4
Avg household size (owned)	2.63

Year built

Era	%
2020 or later	3.3%
2010–2019	7.2%
2000–2009	20.3%
1990–1999	21.6%
1980–1989	15.7%
1970–1979	6.9%
1960–1969	1.7%
1950–1959	7.3%
1940–1949	4.3%
1939 or earlier	11.7%

Bedrooms

Size	% of units
No bedroom (studio)	1.2%
1 bedroom	1.3%
2 bedrooms	30.9%
3 bedrooms	56.0%
4 bedrooms	10.6%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	1.6%
1 vehicle	16.2%
2 vehicles	27.6%
3 or more	54.6%

Heating fuel

Fuel type	%
Electricity	83.7%
Propane / LP gas	1.0%
Fuel oil	7.5%
Wood	6.7%
No fuel used	1.0%

Households & families

Household type	Count	%
Married-couple family	606	69.2%
Cohabiting couple	34	3.9%
Male householder, no spouse	117	13.4%
Female householder, no spouse	119	13.6%
Households with children under 18	216	24.7%
Households with seniors (65+)	353	40.3%
Average household size	2.65

Marital status

Status	Male	Female
Never married	31.2%	13.4%
Married	60.1%	63.2%
Separated	1.3%	2.0%
Widowed	2.8%	7.6%
Divorced	4.6%	13.8%

Education

Less than 9th grade 0.6%

Some HS, no diploma 6.6%

HS graduate 41.7%

Some college, no degree 31.3%

Associate's degree 13.6%

Bachelor's degree 4.5%

Graduate / professional 1.7%

Metric	%
HS diploma or higher	92.8%
Bachelor's or higher	6.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	43	8.6%
Kindergarten	0	0.0%
Elementary school	201	40.1%
High school	202	40.3%
College / grad school	55	11.0%

Employment

Industry of employment

Retail trade 21.0%

Manufacturing 18.3%

Education & healthcare 14.5%

Transportation & utilities 14.4%

Arts, food & hospitality 9.0%

Professional & management 7.4%

Finance & real estate 5.3%

Wholesale trade 4.1%

Other services 2.7%

Construction 2.2%

Agriculture & mining 1.1%

Public administration 0.2%

Occupation

Category	%
Management, business & arts	24.7%
Service	12.0%
Sales & office	16.4%
Natural resources & construction	9.7%
Production & transportation	37.2%

Employment type

Type	%
Private sector	93.0%
Government	4.1%
Self-employed	2.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	87.9%
Carpool	6.3%
Public transit	0.0%
Walk	0.5%
Work from home	5.3%
Other means	0.0%
Avg commute (minutes)	20.3

Poverty

All people 5.1%

Under 18 years 8.3%

18 and over 4.3%

Married-couple families 2.3%

Female-led households 0.0%

Income support

Source	% of households
Social Security	37.6%
Retirement income	32.8%
Supplemental Security	3.0%
Cash public assistance	0.0%
Food stamps / SNAP	3.0%

Health indicators

Condition	%
Obesity	33.7%
High blood pressure	33.9%
High cholesterol	35.2%
Diabetes	11.1%
Heart disease	6.8%
Stroke	3.3%
Asthma	9.3%
Arthritis	26.4%
Kidney disease	3.1%
Pulmonary disease	7.8%
Cancer	6.4%

Behavior / access	%
Smoking	21.9%
Binge drinking	16.8%
No physical activity	23.1%
Less than 7 hrs sleep	34.1%
Depression	23.4%
Fair or poor health	15.2%
Poor mental health	15.2%
Poor physical health	11.5%
No health insurance	20.4%
Visited doctor (checkup)	78.4%
Visited dentist	62.5%
Cholesterol screening	88.5%
Teeth loss	16.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	210	11.5%

Disability	%
Any disability	17.0%
Under 18	0.0%
18–64 years	11.2%
65 and over	46.7%

Health insurance coverage

Type	%
Private insurance	58.4%
Public insurance	40.7%
No insurance	12.5%
Uninsured under 19	10.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,285	98.2%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,325	100.0%
Born in same state	2,325	100.0%
Born in different state	1,794	77.1%
Foreign born	0	0.0%
Naturalized citizen	1	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	286	12.3%
French	216	9.3%

Ancestry	Count	%
Italian	91	3.9%
English	8	0.3%

Technology access

Metric	% of households
Computer access	37.7%
Internet access	94.7%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 28660

What city is ZIP code 28660 in?

ZIP code 28660 is primarily assigned to Olin, North Carolina.

What county is ZIP code 28660 in?

ZIP code 28660 falls within Iredell County, North Carolina.

How educated is the population of ZIP code 28660?

6% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 28660 have a large retiree population?

38% of households in ZIP code 28660 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 28660 have a large veteran population?

12% of civilians in ZIP code 28660 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 28660?

The median home value in ZIP code 28660 is $165,600.

What timezone is ZIP code 28660 in?

ZIP code 28660 observes the EST timezone.