| ZIP Code | 51101 |
|---|---|
| City | Sioux City |
| State | Iowa (IA) |
| County | Woodbury County |
| Area Code | 712 |
| Elevation | 1,102 ft |
| Latitude | 42.493688 |
|---|---|
| Longitude | -96.394184 |
| Timezone | Chicago (DST) |
| FIPS | 19193 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 33.8 yrs ↑ 10% since 2019 |
|---|---|
| Avg Household Size | 1.50 |
| Below Poverty | 33.2% ▲ 232% above avg |
| College Grads | 29.0% ▼ 25% below avg |
| Unemployment | 13.8% ▲ 181% above avg |
| No HS Diploma | 33 (5%) |
| HS Graduate | 83 (12.5%) |
| Some College | 176 (26.5%) |
| Associates | 180 (27.1%) |
| Bachelors | 115 (17.3%) |
| Graduate Degree | 78 (11.7%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $18,103 ▼ 76% below avg ↑ 11% since 2019 |
|---|---|
| Median Rent | $676/mo ↑ 56% since 2019 |
| Total Units | 723 |
| Vacant Units | 154 |
| Avg HH Size | 1.50 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 723 |
|---|---|
| Vacant | 154 |
| Owner Occupied | 1.2% |
| Renter Occupied | 98.8% |
| Avg HH Size | 1.50 |
ZIP code 51101 is located in Sioux City, Iowa, within Woodbury County. With a population of 1,077, this is a sparsely populated ZIP code with a relatively young community — the median age is 33.8 years. Economically, 51101 is a lower-income ZIP code: the median household income of $18,103 is well below the national average.
Renters can expect to pay around $676 per month in median rent. This is predominantly a renter community, with 98.8% of occupied units rented — typical of urban and transitional neighborhoods.
The population of 51101 is majority White (55.34%). Residents are moderately educated — 29.0% hold a bachelor's degree or higher, which is below the national average. Poverty affects a significant share of residents at 33.2%. Household income has grown by 11% since 2019.
The unemployment rate in 51101 stands at 13.8%, which is more than double the national average. As in most parts of the country, driving alone is the dominant commute mode at 83%.
Overall, ZIP code 51101 in Sioux City, IA is characterized as lower-income, moderately educated, and a relatively young community.