51401 ZIP Code, Carroll, IA
51401 is a ZIP code in Carroll, Iowa in Carroll County. It covers 169 square miles of land. The closest ZIP codes are 51452, 51444 and 51430. 11,990 people live here in 5,310 households, more than in 9 of every 10 Iowa ZIP codes. It is rural, with fewer than 100 people per square mile, and most homes are owner-occupied (74%). Median household income is $70,702, close to the Iowa median of $75,059.
Quick facts
- Mailing city: Carroll, IA
- County: Carroll County
- Land area: 169 sq mi
- Population: 11,990
- Median household income: $70,702
Key figures
| Measure | Value |
|---|---|
| Residents | 11,990 |
| Households | 5,310 |
| Median household income | $70,702 |
| Income per person | $41,907 |
| Median age | 43 |
| Homeowners | 73.7% |
| Median home value | $195,700 |
| Median rent | $726 |
| Bachelor's degree or higher | 27.1% |
| Average commute (minutes) | 12.8 |
| Households with kids under 18 | 22.8% |
| Moved in the past year | 10.1% |
| Below the poverty line | 7.9% |
| Broadband internet | 87.2% |
| Speak a non-English language at home | 2.4% |
Household income
| % of households | Value |
|---|---|
| <$10K | 2.9% |
| $10–15K | 4.3% |
| $15–25K | 7.7% |
| $25–35K | 6.9% |
| $35–50K | 15.3% |
| $50–75K | 19.6% |
| $75–100K | 8.3% |
| $100–150K | 21.2% |
| $150–200K | 5.7% |
| $200K+ | 8.2% |
Age
| % of all residents | Value |
|---|---|
| <10 | 11.4% |
| 10–19 | 12.9% |
| 20–24 | 4.5% |
| 25–34 | 12.9% |
| 35–44 | 10.6% |
| 45–54 | 12.1% |
| 55–64 | 12.4% |
| 65–74 | 13.0% |
| 75+ | 10.2% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 35.3% |
| Owned outright | 33.7% |
| Rented | 24.6% |
| Vacant | 6.3% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 76.3% |
| Townhome | 5.4% |
| 2–4 units | 4.1% |
| 5–19 units | 6.4% |
| 20+ units | 7.1% |
| Mobile / other | 0.7% |
Businesses in 51401
541 business establishments with 8,344 employees (ZIP Codes Business Patterns 2023).
- Health Care and Social Assistance: 89
- Retail Trade: 86
- Construction: 69
- Other Services (except Public Administration): 51
- Accommodation and Food Services: 44
- Finance and Insurance: 35
- Professional, Scientific, and Technical Services: 31
- Wholesale Trade: 30
EDDM carrier routes
See every USPS carrier route in 51401 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 51452 — Lidderdale city, IA (5.9 mi)
- 51444 — Halbur city, IA (6.4 mi)
- 51430 — Arcadia city, IA (8.2 mi)
- 51443 — Glidden city, IA (8.9 mi)
- 51436 — Breda city, IA (11 mi)
- 51440 — Dedham city, IA (11 mi)
- 51463 — Templeton city, IA (11.1 mi)
- 51459 — Ralston city, IA (12 mi)
Areas that include 51401
- Carroll, IA ZIP codes — 1 ZIP code
- Willey, IA ZIP codes — 1 ZIP code
- Carroll County ZIP codes — 14 ZIP codes
- Iowa ZIP code data
Where it ranks
- No. 1 of 6: highest median home value in Carroll County
- No. 5 of 6: highest share of households with children in Carroll County
- No. 2 of 6: highest share of residents who moved in during the past year in Carroll County
- No. 4 of 6: lowest median age in Carroll County
- No. 3 of 6: highest median age in Carroll County
- No. 4 of 5: fastest population growth in Carroll County
Mail every home in 51401
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) 51401, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 51401 in?
- 51401 is a Carroll, IA mailing address. By land area, 3% lies inside Carroll; the rest is outside any Census-defined city or community.
- What county is 51401 in?
- 51401 is in Carroll County.
- What is the population of 51401?
- About 11,990 people (±232), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 12,248.
- What is the median household income in 51401?
- $70,702 (±$5,012), compared with $75,059 for Iowa as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 51401?
- EDDM2GO's stored route library does not include 51401 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 51401?
- The closest, measured center to center: 51452 (5.9 mi, Lidderdale), 51444 (6.4 mi, Halbur), 51430 (8.2 mi, Arcadia), 51443 (8.9 mi, Glidden), 51436 (11 mi, Breda) and 51440 (11 mi, Dedham).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.