PlainZIP

Chatsworth, IA · standard

ZIP Code 51011

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

79
62/sq mi
$44,375
Median income
0.0%
Bachelor's or higher

The verdict

Chatsworth pairs one of the lowest household incomes in the country, in a rural, homeowner-dominated area.

9th pct
household income, US ZIPs
62
people per sq mi
87%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 51011 against every reporting US ZIP.

ZIP code 51011 is a sparsely populated ZIP (a standard USPS delivery area) in Chatsworth, Sioux County, Iowa, home to just 79 residents across 1.3 square miles, a density of 62 people per square mile, in the Chicago time zone.

ZIP 51011 reports a modest median household income of $44,375 (42% below the Iowa average), while per-capita income is $24,991. Poverty here runs at 13.0%, with unemployment measured at 0.0%. Housing costs here run - for a typical home value, with rent averaging - a month; 86.7% of homes are owner-occupied.

Formal educational attainment runs low here: just 0.0% of adults hold a bachelor's degree or higher, the median age is 60.5, and the average commute is -. A geography-based comparison follows: 3 ZIP codes within about 10 miles of 51011, plus 6 more within Sioux 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 →

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 51011, Chatsworth, 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

79

Population

1.3

Area (sq mi)

62

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 51011?

60.5

Median Age

40.7%

Male

59.3%

Female

0.0%

Foreign-Born

White 100.0%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.0%
Hispanic or Latino 0.0%

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?

$44,375

Median Household Income

-42% vs state

$24,991

Per Capita Income

13.0%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 51011 ranks nationally

Chatsworth, IA household income vs. every US ZIP code

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

$44,375 9th percentile higher than 9% 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%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $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 31.0%
Bachelor's Degree or Higher 0.0%

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

What does housing look like?

48

Total Housing Units

30

Occupied Units

18

Vacant Units

1.80

Avg Household Size

Occupancy Type

Owner 86.7%
Renter 13.3%

1948

Median Year Built

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

Nearby ZIP Codes

Want a side-by-side? Compare 51011 vs 51001 →

ZIP 51011 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 51011 ranks #4 by population - useful context the national average alone can't give.

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

ZIP 51011 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 51011 ranks #4 of 4 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
51001 Akron, IA 2,432 5.8 mi
51023 Hawarden, IA 3,216 7.4 mi
57001 Alcester, SD 1,672 7.9 mi

More ZIP Codes in Sioux County

51250 standard
Sioux Center, IA
Pop: 8,249
51041 standard
Orange City, IA
Pop: 6,976
51247 standard
Rock Valley, IA
Pop: 4,870
51023 standard
Hawarden, IA
Pop: 3,216
51239 standard
Hull, IA
Pop: 3,123
51003 standard
Alton, IA
Pop: 1,700

Related Areas

Sioux County Chatsworth, IA Iowa

Frequently Asked Questions

What county is ZIP code 51011 in? ▼
ZIP code 51011 (Chatsworth) is located in Sioux County, Iowa. Sioux County contains multiple ZIP codes, see the full list at /counties/sioux-ia.
What is the population of ZIP code 51011? ▼
ZIP code 51011 in Chatsworth, IA has a population of 79 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 51011? ▼
The median household income in ZIP 51011 is $44,375, which is 42% below the national average of $76,288.
What is the demographic makeup of ZIP 51011? ▼
The largest racial group in ZIP 51011 is White at 100.0%.
What percentage of residents own vs. rent in ZIP 51011? ▼
In ZIP code 51011, approximately 86.7% of occupied housing units are owner-occupied and 13.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 51011? ▼
The poverty rate in ZIP code 51011 is 13.0% 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.