PlainZIP

Marble Rock, IA · standard

ZIP Code 50653

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

639
5/sq mi
$79,250
Median income
$163,300
Median home value
23.8%
Bachelor's or higher

The verdict

Marble Rock pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.

Top 39%
household income, US ZIPs
31th pct
home value, US ZIPs
5
people per sq mi
85%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50653 against every reporting US ZIP.

ZIP code 50653 is a sparsely populated ZIP (a standard USPS delivery area) in Marble Rock, Floyd County, Iowa, home to just 639 residents across 133.1 square miles, a density of 5 people per square mile, in the Chicago time zone.

ZIP 50653 lands in the middle-income range, with a median household income of $79,250 (3% above the Iowa average), while per-capita income is $37,045. The poverty rate stands at 2.5% and the unemployment rate at 2.9%. The typical home here is valued at $163,300 (7% below the state average); renters pay a median of $822 monthly, and 85.1% of units are owner-occupied.

Educational attainment sits below the national norm: 23.8% of adults hold a bachelor's degree or higher, the median age is 51.2, and the average commute is 26 minutes. A geography-based comparison follows: 3 ZIP codes within about 10 miles of 50653, plus 6 more within Floyd 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 50653, Marble Rock, 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

639

Population

133.1

Area (sq mi)

5

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 50653?

51.2

Median Age

62.6%

Male

37.4%

Female

0.0%

Foreign-Born

White 97.5%
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 2.5%
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?

$79,250

Median Household Income

+3% vs state

$37,045

Per Capita Income

2.5%

Poverty Rate

2.9%

Unemployment Rate

25.9 min

Mean Commute Time

How ZIP 50653 ranks nationally

Marble Rock, IA household income vs. every US ZIP code

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

$79,250 Top 39% higher than 61% 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 65.9%
Bachelor's Degree or Higher 23.8%

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

What does housing look like?

241

Total Housing Units

202

Occupied Units

39

Vacant Units

2.41

Avg Household Size

Occupancy Type

Owner 85.1%
Renter 14.9%

$163,300

Median Home Value

-7% vs state

$822

Median Rent

1962

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 9 business establishments in ZIP 50653, employing approximately 45 people with a combined annual payroll of $2,035,000.

9

Businesses

45

Employees

$2.0M

Annual Payroll

0

Industry Sectors

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 50653 vs 50468 →

ZIP 50653 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 50653 ranks #3 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 50653 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 50653 ranks the highest 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
50468 Rockford, IA 1,615 6.4 mi
50636 Greene, IA 1,982 6.4 mi
50605 Aredale, IA 168 11.3 mi

More ZIP Codes in Floyd County

50616 standard
Charles City, IA
Pop: 10,344
50458 standard
Nora Springs, IA
Pop: 2,097
50468 standard
Rockford, IA
Pop: 1,615
50435 standard
Floyd, IA
Pop: 721
50471 standard
Rudd, IA
Pop: 689
50620 standard
Colwell, IA
Pop: 54

Related Areas

Floyd County Marble Rock, IA Iowa

Frequently Asked Questions

What county is ZIP code 50653 in? ▼
ZIP code 50653 (Marble Rock) is located in Floyd County, Iowa. Floyd County contains multiple ZIP codes, see the full list at /counties/floyd-ia.
What is the population of ZIP code 50653? ▼
ZIP code 50653 in Marble Rock, IA has a population of 639 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 50653? ▼
The median household income in ZIP 50653 is $79,250, which is 4% above the national average of $76,288.
What is the average home value in ZIP 50653? ▼
The median home value in ZIP 50653 is $163,300, which is 41% below the national average of $278,155.
What is the demographic makeup of ZIP 50653? ▼
The largest racial group in ZIP 50653 is White at 97.5%.
How many businesses are in ZIP code 50653? ▼
ZIP code 50653 has 9 business establishments employing approximately 45 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 50653? ▼
In ZIP code 50653, 65.9% of residents aged 25+ have a high school diploma or higher, and 23.8% 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 50653? ▼
The mean commute time for workers in ZIP code 50653 is 25.9 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 50653? ▼
In ZIP code 50653, approximately 85.1% of occupied housing units are owner-occupied and 14.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 50653? ▼
The poverty rate in ZIP code 50653 is 2.5% 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.