51111 ZIP Code, Sioux City, IA
51111 is a ZIP code in Sioux City, Iowa in Woodbury County. It covers 6.1 square miles of land. The closest ZIP codes are 68776, 51054 and 51106. 39 people live here in 27 households, fewer than in most Iowa ZIP codes. It is rural, with fewer than 100 people per square mile, and most households rent (0% own).
Quick facts
- Mailing city: Sioux City, IA
- County: Woodbury County
- Land area: 6.1 sq mi
- Population: 39
Key figures
| Measure | Value |
|---|---|
| Residents | 39 |
| Households | 27 |
| Median household income | not published |
| Income per person | $29,128 |
| Median age | 26.4 |
| Homeowners | 0.0% |
| Median home value | not published |
| Median rent | not published |
| Bachelor's degree or higher | 0.0% |
| Average commute (minutes) | not published |
| Households with kids under 18 | 0.0% |
| Moved in the past year | 69.2% |
| Below the poverty line | 0.0% |
| Broadband internet | 100.0% |
| Speak a non-English language at home | 0.0% |
Household income
| % of households | Value |
|---|---|
| <$10K | 0.0% |
| $10–15K | 0.0% |
| $15–25K | 0.0% |
| $25–35K | 0.0% |
| $35–50K | 100.0% |
| $50–75K | 0.0% |
| $75–100K | 0.0% |
| $100–150K | 0.0% |
| $150–200K | 0.0% |
| $200K+ | 0.0% |
Age
| % of all residents | Value |
|---|---|
| <10 | 0.0% |
| 10–19 | 0.0% |
| 20–24 | 38.5% |
| 25–34 | 30.8% |
| 35–44 | 0.0% |
| 45–54 | 30.8% |
| 55–64 | 0.0% |
| 65–74 | 0.0% |
| 75+ | 0.0% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 0.0% |
| Owned outright | 0.0% |
| Rented | 100.0% |
| Vacant | 0.0% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 0.0% |
| Townhome | 100.0% |
| 2–4 units | 0.0% |
| 5–19 units | 0.0% |
| 20+ units | 0.0% |
| Mobile / other | 0.0% |
Businesses in 51111
96 business establishments with 6,303 employees (ZIP Codes Business Patterns 2023).
- Wholesale Trade: 28
- Transportation and Warehousing: 18
- Manufacturing: 15
- Other Services (except Public Administration): 7
- Accommodation and Food Services: 6
- Retail Trade: 5
- Real Estate and Rental and Leasing: 5
- Management of Companies and Enterprises: 3
EDDM carrier routes
See every USPS carrier route in 51111 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 68776 — South Sioux City city, NE (3.8 mi)
- 51054 — Sergeant Bluff city, IA (3.9 mi)
- 51106 — Sioux City city, IA (5.1 mi)
- 68731 — Dakota City city, NE (5.1 mi)
- 51101 — Sioux City city, IA (5.2 mi)
- 51105 — Sioux City city, IA (6.3 mi)
- 51103 — Sioux City city, IA (7.6 mi)
- 68030 — Homer village, NE (7.7 mi)
Areas that include 51111
- Sioux City, IA ZIP codes — 8 ZIP codes
- Woodbury County ZIP codes — 26 ZIP codes
- Iowa ZIP code data
Mail every home in 51111
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 51111, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 51111 in?
- 51111 is a Sioux City, IA mailing address. By land area, 100% lies inside Sioux City.
- What county is 51111 in?
- 51111 is in Woodbury County.
- What is the population of 51111?
- About 39 people (±51), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 97.
- How many carrier routes and mailboxes are in 51111?
- EDDM2GO's stored route library does not include 51111 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 51111?
- The closest, measured center to center: 68776 (3.8 mi, South Sioux City), 51054 (3.9 mi, Sergeant Bluff), 51106 (5.1 mi, Sioux City), 68731 (5.1 mi, Dakota City), 51101 (5.2 mi, Sioux City) and 51105 (6.3 mi, Sioux City).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.