PlainZIP

Carroll, IA · standard

ZIP Code 51401

Carroll County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

12,373
27/sq mi
$70,702
Median income
$195,700
Median home value
27.1%
Bachelor's or higher

The verdict

Carroll pairs a below-median household income with below-median home values, in a rural, homeowner-dominated area.

48th pct
household income, US ZIPs
42th pct
home value, US ZIPs
27
people per sq mi
74%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 51401 against every reporting US ZIP.

ZIP code 51401 is a mid-sized community (a standard USPS delivery area) in Carroll, Carroll County, Iowa, home to 12,373 residents across 453.2 square miles, a density of 27 people per square mile, in the Chicago time zone.

ZIP 51401 lands in the middle-income range, with a median household income of $70,702 (8% below the Iowa average), while per-capita income is $41,907. The poverty rate stands at 7.9% and the unemployment rate at 2.1%. Median home value sits at $195,700 (11% above the state average), median rent at $726 a month, and owner-occupancy at 73.7%.

Educational attainment sits below the national norm: 27.1% of adults hold a bachelor's degree or higher, the median age is 43, and the average commute is 13 minutes. A geography-based comparison follows: 2 ZIP codes within about 10 miles of 51401, plus 6 more within Carroll County, give a clearer read than the national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 51401

Top 5 sectors by establishment count in Carroll, IA

Which industries have the most business establishments in ZIP 51401.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 51401, Carroll, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

12,373

Population

453.2

Area (sq mi)

27

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 51401?

43.0

Median Age

48.6%

Male

51.4%

Female

2.2%

Foreign-Born

White 92.0%
African American 1.0%
Asian 0.3%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.8%
Hispanic or Latino 4.4%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$70,702

Median Household Income

-8% vs state

$41,907

Per Capita Income

7.9%

Poverty Rate

2.1%

Unemployment Rate

12.8 min

Mean Commute Time

How ZIP 51401 ranks nationally

Carroll, IA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$70,702 48th percentile higher than 48% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 65.6%
Bachelor's Degree or Higher 27.1%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

5,670

Total Housing Units

5,310

Occupied Units

360

Vacant Units

2.18

Avg Household Size

Occupancy Type

Owner 73.7%
Renter 26.3%

$195,700

Median Home Value

+11% vs state

$726

Median Rent

1970

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+10.5%

YoY Change (2024)

213

HPI Index (2000 = 100)

+113%

Total Change Since 2000

Home values in ZIP 51401 have increased 10.5% over the past year (2024). Since 2000, this ZIP has seen +113% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.4% 159
2021 +4.3% 166
2022 +14.1% 189
2023 +1.9% 193
2024 +10.5% 213

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 541 business establishments in ZIP 51401, employing approximately 8,344 people with a combined annual payroll of $410,763,000.

541

Businesses

8,344

Employees

$410.8M

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 89 16.4%
Retail trade 86 15.9%
Construction 69 12.8%
Other services (except public administration) 51 9.4%
Accommodation and food services 44 8.1%
Finance and insurance 35 6.5%
Professional, scientific, and technical services 31 5.7%
Wholesale trade 30 5.5%
Transportation and warehousing 24 4.4%
Manufacturing 22 4.1%
Administrative and support and waste management and remediation services 18 3.3%
Real estate and rental and leasing 17 3.1%
Information 7 1.3%
Agriculture, forestry, fishing and hunting 5 0.9%
Educational services 5 0.9%
Arts, entertainment, and recreation 3 0.6%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 51401 vs 51444 →

ZIP 51401 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 51401 ranks the most populous - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 51401 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 51401 ranks #2 of 3 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
51444 Halbur, IA 246 6.8 mi
51436 Breda, IA 904 11.2 mi

More ZIP Codes in Carroll County

51455 standard
Manning, IA
Pop: 2,306
50058 standard
Coon Rapids, IA
Pop: 1,927
51443 standard
Glidden, IA
Pop: 1,798
51436 standard
Breda, IA
Pop: 904
51430 standard
Arcadia, IA
Pop: 761
51463 standard
Templeton, IA
Pop: 552

Related Areas

Carroll County Carroll, IA Iowa

Frequently Asked Questions

What county is ZIP code 51401 in? ▼
ZIP code 51401 (Carroll) is located in Carroll County, Iowa. Carroll County contains multiple ZIP codes, see the full list at /counties/carroll-ia.
What is the population of ZIP code 51401? ▼
ZIP code 51401 in Carroll, IA has a population of 12,373 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 51401? ▼
The median household income in ZIP 51401 is $70,702, which is 7% below the national average of $76,288.
What is the average home value in ZIP 51401? ▼
The median home value in ZIP 51401 is $195,700, which is 30% below the national average of $278,155.
What is the demographic makeup of ZIP 51401? ▼
The largest racial group in ZIP 51401 is White at 92.0%. Hispanic or Latino residents make up 4.4% of the population.
How many businesses are in ZIP code 51401? ▼
ZIP code 51401 has 541 business establishments employing approximately 8,344 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 51401? ▼
The top industries by establishment count in ZIP 51401 are: Health care and social assistance (89), Retail trade (86), Construction (69). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 51401? ▼
According to the FHFA House Price Index, home values in ZIP 51401 increased by 10.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 113%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 51401? ▼
In ZIP code 51401, 65.6% of residents aged 25+ have a high school diploma or higher, and 27.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 51401? ▼
The mean commute time for workers in ZIP code 51401 is 12.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 51401? ▼
In ZIP code 51401, approximately 73.7% of occupied housing units are owner-occupied and 26.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 51401? ▼
The poverty rate in ZIP code 51401 is 7.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.