PlainZIP

Renwick, IA · standard

ZIP Code 50577

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

410
4/sq mi
$57,500
Median income
$107,400
Median home value
9.6%
Bachelor's or higher

The verdict

Renwick pairs a below-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.

25th pct
household income, US ZIPs
12th pct
home value, US ZIPs
4
people per sq mi
89%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50577 against every reporting US ZIP.

ZIP code 50577 is a sparsely populated ZIP (a standard USPS delivery area) in Renwick, Humboldt County, Iowa, home to just 410 residents across 107.9 square miles, a density of 4 people per square mile, in the Chicago time zone.

ZIP 50577 reports a modest median household income of $57,500 (25% below the Iowa average), while per-capita income is $50,070. The poverty rate stands at 6.2% and the unemployment rate at 0.0%. Housing costs here run $107,400 for a typical home value (39% below the state average), with rent averaging $746 a month; 89.1% of homes are owner-occupied.

Formal educational attainment runs low here: just 9.6% of adults hold a bachelor's degree or higher, the median age is 53.5, and the average commute is -. A geography-based comparison follows: 4 ZIP codes within about 10 miles of 50577, plus 6 more within Humboldt 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 50577, Renwick, 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

410

Population

107.9

Area (sq mi)

4

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 50577?

53.5

Median Age

61.6%

Male

38.4%

Female

5.9%

Foreign-Born

White 87.4%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 2.6%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 10.0%
Hispanic or Latino 7.9%

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?

$57,500

Median Household Income

-25% vs state

$50,070

Per Capita Income

6.2%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 50577 ranks nationally

Renwick, IA household income vs. every US ZIP code

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

$57,500 25th percentile higher than 25% 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 37.2%
Bachelor's Degree or Higher 9.6%

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

What does housing look like?

249

Total Housing Units

202

Occupied Units

47

Vacant Units

1.69

Avg Household Size

Occupancy Type

Owner 89.1%
Renter 10.9%

$107,400

Median Home Value

-39% vs state

$746

Median Rent

1946

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 14 business establishments in ZIP 50577, employing approximately 88 people with a combined annual payroll of $5,334,000.

14

Businesses

88

Employees

$5.3M

Annual Payroll

2

Industry Sectors

Industry Establishments % of Total
Other services (except public administration) 5 35.7%
Transportation and warehousing 4 28.6%

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 50577 vs 50542 →

ZIP 50577 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 50577 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 50577 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 50577 ranks #3 of 5 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
50542 Goldfield, IA 933 5.8 mi
50430 Corwith, IA 518 8.6 mi
50545 Hardy, IA 205 6.7 mi
50560 Lu Verne, IA 590 9.7 mi

More ZIP Codes in Humboldt County

50548 standard
Humboldt, IA
Pop: 5,869
50541 standard
Gilmore City, IA
Pop: 872
50529 standard
Dakota City, IA
Pop: 837
50519 standard
Bode, IA
Pop: 624
50558 standard
Livermore, IA
Pop: 618
50591 standard
Thor, IA
Pop: 320

Related Areas

Humboldt County Renwick, IA Iowa

Frequently Asked Questions

What county is ZIP code 50577 in? ▼
ZIP code 50577 (Renwick) is located in Humboldt County, Iowa. Humboldt County contains multiple ZIP codes, see the full list at /counties/humboldt-ia.
What is the population of ZIP code 50577? ▼
ZIP code 50577 in Renwick, IA has a population of 410 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 50577? ▼
The median household income in ZIP 50577 is $57,500, which is 25% below the national average of $76,288.
What is the average home value in ZIP 50577? ▼
The median home value in ZIP 50577 is $107,400, which is 61% below the national average of $278,155.
What is the demographic makeup of ZIP 50577? ▼
The largest racial group in ZIP 50577 is White at 87.4%. Hispanic or Latino residents make up 7.9% of the population.
How many businesses are in ZIP code 50577? ▼
ZIP code 50577 has 14 business establishments employing approximately 88 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 50577? ▼
In ZIP code 50577, 37.2% of residents aged 25+ have a high school diploma or higher, and 9.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 50577? ▼
In ZIP code 50577, approximately 89.1% of occupied housing units are owner-occupied and 10.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 50577? ▼
The poverty rate in ZIP code 50577 is 6.2% 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.