South Sioux City ZIP Code List — Dakota County, NE

There is one unique ZIP code in South Sioux City, Nebraska and it is 68776. Area code: 402/531.

ZIP codes

22.18

sq mi land

0.98

sq mi water

402/531

area code

South Sioux City, NE ZIP code map

About South Sioux City, NE

South Sioux City is a vibrant city located in Nebraska, known for its unique blend of cultures and community spirit. Nestled in Dakota County, this city serves as an important hub for commerce and recreation in the region. With a mix of residential areas, parks, and local businesses, South Sioux City provides a welcoming atmosphere for both residents and visitors alike.

Location & geography

South Sioux City is located in the northeastern part of Nebraska, sitting adjacent to the Missouri River and directly across from Sioux City, Iowa. Nearby cities include Dakota City, just 3 miles to the southwest, and South Sioux City itself is approximately 5 miles from the larger urban center of Sioux City, Iowa. The city spans a land area of 22.18 square miles, with an additional 0.98 square miles of water, contributing to its picturesque landscape.

Community & economy

The character of South Sioux City is defined by its strong community ties and cultural diversity. Local industries include manufacturing, retail, and services that support the economy, providing ample opportunities for employment and growth. Daily life in South Sioux City is enriched by ample recreational parks, community events, and a local commitment to fostering a quality living environment.

Transportation

Key transportation routes in South Sioux City include U.S. Route 77 and Nebraska Highway 20, providing easy access to surrounding areas and neighboring states. The nearest airport is Sioux Gateway Airport in Sioux City, Iowa, which offers regional flights. Public transportation options are also available, ensuring connectivity within the region.

History

South Sioux City was founded in the late 19th century as part of the expansion westward, marking a significant development in Dakota County. Historically, the city has been associated with agricultural and industrial activities, contributing to its economic foundation. Notable events include the establishment of various community organizations and cultural celebrations that reflect its diverse heritage.

Did you know?

One surprising fact about South Sioux City is that it has become a focal point for cultural events, hosting various festivals throughout the year. Additionally, despite its smaller size, the city maintains a robust community spirit that draws residents together across different backgrounds.

ZIP codes for South Sioux City, NE (1)

ZIP code	City	County	Map
68776	South Sioux City	Dakota	View map

Demographics & statistics

15,167

Population

30.8

Median age

$61,923

Median household income

$29,016

Per capita income

$154,600

Median home value

$958

Median monthly rent

58.8%

Home ownership

11.6%

Poverty rate

2.7%

Unemployment

3,532

Housing units

13.9%

Bachelor's or higher

Age distribution

Male Female

615

Under 5

631

553

5–9

567

720

10–14

739

668

15–19

686

491

20–24

504

1,042

25–34

1,068

993

35–44

1,019

676

45–54

694

486

55–59

498

324

60–64

332

513

65–74

527

244

75–84

250

161

85+

166

← Male

Female →

Age summary

Group	Count	%
Under 18	4,569	30.1%
18 and over	10,598	69.9%
65 and over	1,861	12.3%
Median age	30.8 years

Race & ethnicity

White 31.8%

Hispanic or Latino 26.9%

Other race 17.7%

Two or more races 11.3%

Black or African American 7.7%

Asian 2.6%

American Indian / Alaska Native 1.9%

Group	Count	%
White	6,608	31.8%
Hispanic or Latino	5,583	26.9%
Other race	3,681	17.7%
Two or more races	2,349	11.3%
Black or African American	1,594	7.7%
Asian	532	2.6%
American Indian / Alaska Native	403	1.9%

Household income

Under $10k 2.7%

$10k–$15k 3.4%

$15k–$25k 5.8%

$25k–$35k 13.0%

$35k–$50k 14.5%

$50k–$75k 19.5%

$75k–$100k 15.7%

$100k–$150k 18.7%

$150k–$200k 4.2%

$200k+ 2.3%

Range	% of households
Under $10k	2.7%
$10k–$15k	3.4%
$15k–$25k	5.8%
$25k–$35k	13.0%
$35k–$50k	14.5%
$50k–$75k	19.5%
$75k–$100k	15.7%
$100k–$150k	18.7%
$150k–$200k	4.2%
$200k+	2.3%
Median income	$61,923

Housing

Home values

Under $50k 18.0%

$50k–$100k 11.6%

$100k–$150k 17.6%

$150k–$200k 23.1%

$200k–$300k 22.9%

$300k–$500k 5.2%

$500k–$1M 0.7%

$1M+ 0.7%

Housing overview

Metric	Value
Median home value	$154,600
Median rent / month	$958
Owner occupied	58.8%
Renter occupied	41.2%
Vacant	7.3%
Single-family detached	58.8%
Large apartment buildings	4.3%
Mobile homes	11.8%
Median rooms	5.1
Avg household size (owned)	3.05

Year built

Era	%
2020 or later	0.3%
2010–2019	5.5%
2000–2009	9.9%
1990–1999	14.2%
1980–1989	9.3%
1970–1979	17.8%
1960–1969	9.9%
1950–1959	12.5%
1940–1949	7.0%
1939 or earlier	13.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.2%
1 bedroom	8.8%
2 bedrooms	35.5%
3 bedrooms	39.3%
4 bedrooms	8.6%
5+ bedrooms	6.7%

Vehicles per household

Vehicles	% of households
No vehicle	7.9%
1 vehicle	25.3%
2 vehicles	38.4%
3 or more	28.4%

Heating fuel

Fuel type	%
Utility gas	54.2%
Electricity	42.6%
Propane / LP gas	2.9%
Fuel oil	0.2%
No fuel used	0.1%

Households & families

Household type	Count	%
Married-couple family	2,505	47.3%
Cohabiting couple	436	8.2%
Male householder, no spouse	1,155	21.8%
Female householder, no spouse	1,200	22.7%
Households with children under 18	2,040	38.5%
Households with seniors (65+)	1,311	24.8%
Average household size	2.84

Marital status

Status	Male	Female
Never married	33.1%	26.9%
Married	46.8%	53.0%
Separated	1.2%	0.1%
Widowed	2.9%	10.0%
Divorced	16.1%	10.0%

Education

Less than 9th grade 14.2%

Some HS, no diploma 9.4%

HS graduate 32.5%

Some college, no degree 20.4%

Associate's degree 9.6%

Bachelor's degree 11.3%

Graduate / professional 2.6%

Metric	%
HS diploma or higher	76.4%
Bachelor's or higher	13.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	343	8.2%
Kindergarten	136	3.3%
Elementary school	1,852	44.5%
High school	1,003	24.1%
College / grad school	824	19.8%

Employment

Industry of employment

Manufacturing 30.8%

Education & healthcare 20.4%

Arts, food & hospitality 8.9%

Construction 8.0%

Professional & management 6.7%

Retail trade 6.4%

Finance & real estate 4.7%

Transportation & utilities 4.6%

Other services 4.0%

Wholesale trade 1.8%

Agriculture & mining 1.4%

Public administration 1.2%

Information 0.8%

Occupation

Category	%
Management, business & arts	25.4%
Service	16.2%
Sales & office	17.9%
Natural resources & construction	8.0%
Production & transportation	32.4%

Employment type

Type	%
Private sector	83.8%
Government	9.5%
Self-employed	6.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	74.5%
Carpool	16.2%
Public transit	0.8%
Walk	1.1%
Other means	0.6%
Avg commute (minutes)	13.6

Poverty

All people 11.6%

Under 18 years 16.9%

18 and over 9.4%

Married-couple families 3.0%

Female-led households 21.0%

Income support

Source	% of households
Social Security	27.9%
Retirement income	18.0%
Supplemental Security	4.8%
Cash public assistance	1.4%
Food stamps / SNAP	9.9%

Health indicators

Condition	%
High blood pressure	30.0%
High cholesterol	30.8%
Heart disease	5.7%
Stroke	2.9%
Asthma	7.8%
Arthritis	19.8%
Kidney disease	2.8%
Pulmonary disease	5.9%
Cancer	5.3%

Behavior / access	%
Binge drinking	17.6%
No physical activity	30.6%
Less than 7 hrs sleep	28.2%
Fair or poor health	16.5%
Poor mental health	12.6%
Poor physical health	9.8%
No health insurance	26.1%
Visited doctor (checkup)	73.1%
Visited dentist	57.9%
Cholesterol screening	83.7%
Teeth loss	15.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	437	4.1%

Disability	%
Any disability	10.3%
Under 18	5.7%
18–64 years	9.6%
65 and over	26.0%

Health insurance coverage

Type	%
Private insurance	64.9%
Public insurance	33.9%
Uninsured under 19	4.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	13,921	91.8%
Spanish	3,773	27.1%
Other Indo-European	2,802	20.1%
Asian & Pacific Islander	9	0.1%
Other languages	313	2.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	10,774	71.0%
Born in same state	10,431	68.8%
Born in different state	2,175	14.3%
Foreign born	343	2.3%
Naturalized citizen	4,393	29.0%
Not a US citizen	2,407	54.8%

Ancestry

Ancestry	Count	%
Italian	1,198	7.9%
French	811	5.3%
Polish	337	2.2%
Arab	288	1.9%

Ancestry	Count	%
Dutch	203	1.3%
English	194	1.3%
German	68	0.4%

Technology access

Metric	% of households
Computer access	34.9%
Internet access	92.6%

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

Frequently asked questions

What is the ZIP code for South Sioux City, NE?

South Sioux City, NE has one ZIP code: 68776.

What is the main ZIP code for South Sioux City, NE?

The primary ZIP code for South Sioux City, NE is 68776. The city uses area code 402 or 531 for phone service.

What county is South Sioux City, NE in?

South Sioux City is located in Dakota County, Nebraska.

How many ZIP codes are in South Sioux City, NE?

South Sioux City, NE has 1 ZIP code.

What ZIP code covers the downtown area and historic riverfront district of South Sioux City near the Missouri River?

The downtown and riverfront area of South Sioux City is located in ZIP code 68776, which encompasses the city's commercial and historic district along the Missouri River.

What is the ZIP code for the South Sioux City area near the Dakota County government offices and municipal facilities?

The Dakota County government offices and South Sioux City municipal facilities are served by ZIP code 68776, which covers the entire city.