South Sioux City is a city in Dakota County, Nebraska, home to about 13,907 people across 6.4 square miles. Its ZIP code is 68776, and parts of 68731 are in South Sioux City too.
Homes sold for a median of $150 per square foot in the three months ending August 2026, a seller’s market.
Mostly South Sioux City; also Dakota City
Mostly Dakota City; part is in South Sioux City
Each card is that ZIP code’s whole market, including any part outside South Sioux City. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up South Sioux City’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows South Sioux City well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Eppley Airfield (OMA)85 miles away |
|---|---|
| Closer regional airport | Sioux Gateway Airport / Brigadier General Bud Day Field (SUX)5 miles away |
| Nearest city of 250,000+ | Omaha, NE85 miles away |
| Nearest city of 1 million+ | Chicago, IL449 miles away |
Straight-line distances from the center of South Sioux City; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
South Sioux City had 14,043 residents in the 2020 census, up 18% since 2000.
It’s the 14th largest of 580 towns in Nebraska by population.
Dakota County grew from 6,286 residents in 1900 to 21,582 in 2020.
Dakota County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 9°F. About 30.4 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Sioux City Ang, IA weather station (5 miles away).
12,034 jobs at 427 businesses in Dakota County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2022 (private employers; jobs counted where people work).
123 doctors and other health care providers list an office in South Sioux City.
Nearest hospitals
Providers with an office here
| Primary care doctors | 11 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 5 |
| Nurse practitioners and physician assistants | 14 |
| Mental health providers | 59 |
| Physical and occupational therapists | 17 |
| Optometrists | 6 |
| Chiropractors | 10 |
| Pharmacies | 6 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (11 nearby)
Grocery stores (7 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (2 nearby)
Theaters and performance venues
Counts are within about 2 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1887.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by So Sioux City Community Schs. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Cardinal Elementary SchoolSo Sioux City | Pre-K–5 | 424 | Public | 0.9 mi |
| Covington Elementary SchoolSo Sioux City | Pre-K–5 | 408 | Public | 0.5 mi |
| E N Swett Elementary SchoolSo Sioux City | Pre-K | 238 | Public | 0.6 mi |
| Harney Elementary SchoolSo Sioux City | Pre-K–5 | 328 | Public | 1.3 mi |
| Lewis & Clark Elementary SchSo Sioux City | Pre-K–5 | 253 | Public | 1.2 mi |
| South Sioux City Middle SchoolSo Sioux City | 6–8 | 781 | Public | 0.9 mi |
| South Sioux High SchoolSo Sioux City | 9–12 | 1,193 | Public | 0.8 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St Michael SchoolSouth Sioux City | Pre-K–8 | 170 | Roman Catholic | 0.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Dakota City.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.