Plymouth County, IA
Demographic and economic profile of Plymouth County, IA, sourced from the US Census Bureau (American Community Survey) via Data USA.
AI Overview
Plymouth County, IA is a small agricultural and rural economy of roughly 25,700 residents that grew 2.6% over five years, with a median household income of $83,251 and a GDP per capita of $60,600 suggesting productive output relative to its size. The labor force participation rate of 68.7% and unemployment rate of 1.9% point to a tight, largely employed workforce, though only 23.9% hold a bachelor's degree or higher. Housing costs remain low, with a median home value of $218,600 and median gross rent of $865/month, and a poverty rate of just 6.8% reflects relatively stable household finances across the county.
Claude Sonnet 4.6 · generated Jul 6, 2026 · derived from cached Census, BEA & ACS data on this page
Population Growth (5-year)
+2.6% since 2018
Plymouth County added population at this rate over the prior 5-year ACS5 window.
Demographics
Race & Ethnicity
- White Alone23,022 (89.4%)
- Two Races Including Some Other Race782 (3.0%)
- Black or African American Alone615 (2.4%)
- Some Other Race Alone531 (2.1%)
- Two Races Excluding Some Other Race, & Three or More Races440 (1.7%)
- Asian Alone135 (0.5%)
Top Languages Spoken at Home
- 1.Spanish1,090
- 2.German or other West Germanic130
- 3.Other Asian and Pacific Island111
- 4.Other Indo-European50
- 5.French (incl. Cajun, Haitian)10
Economy
Cost of Living Index
—
Not yet cached
Top Industries
- 1.Educational Services, & Health Care & Social Assistance2,984
- 2.Manufacturing (Group)2,645
- 3.Retail Trade (Group)1,222
- 4.Transportation & Warehousing, & Utilities1,173
- 5.Construction (Group)861
Top Occupations
- 1.Management, Business, Science, & Arts Occupations4,214
- 2.Production, Transportation, & Material Moving Occupations3,075
- 3.Sales & Office Occupations2,692
- 4.Service Occupations2,184
- 5.Natural Resources, Construction, & Maintenance Occupations1,354
Specialized Industries (Location Quotient)
- 1.Agriculture, Forestry, Fishing & Hunting, & Mining (LQ 4.34×)937
- 2.Manufacturing (LQ 2.07×)2,788
- 3.Transportation, Warehousing, & Utilities (LQ 1.45×)1,146
- 4.Other Services (LQ 1.27×)806
- 5.Educational Services & Health Care (LQ 0.96×)3,019
Housing
Education
Workforce
Similar Locations
5 counties with comparable population, workforce, income, education, and cost of living. Click any to compare.
More on FDI Connect
Compare Plymouth County against other US geographies, save it to your shortlist, see active property listings on the interactive map, and unlock the full demographic dashboard.
Data: US Census Bureau American Community Survey, served via Data USA and the Census Bureau API. See each metric tile for the specific dataset.