Marble Rock city, Iowa demographics and economy

Census American Community Survey 2023 5-Year Estimates for Marble Rock city, Iowa.

Population
199
Median HH Income
$65,938
Median Home Value
$59,300
Median Age
55.1

Workforce

Unemployment rate
5.2%
6 unemployed of 116 in labor force
Bachelor's degree or higher
2.6%
of population age 25+ (153 total)
Below poverty line
7.0%
14 of 199 surveyed

Housing & cost of living

Median home value
$59,300
owner-occupied housing units
Median gross rent
$592/mo
renter-occupied units, all bedrooms

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Similar-sized Iowa places

Data source: U.S. Census Bureau American Community Survey 2023 5-Year Estimates (Table B). Geography: place (incorporated city/town/CDP). Public domain (USA.gov).

Indicators: B01003 (population), B19013 (median household income), B25077 (median home value), B01002 (median age), B25064 (median gross rent), B23025 (labor force/unemployment), B15003 (educational attainment), B17001 (poverty).

Generated 2026-05-27. Census applies suppression rules to small populations; some values may be unavailable.