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Jury Pool Profile

Clay County, Iowa

Republican +43.2 (2024)
County seat
Spencer
Judicial district
3rd Judicial District Court
Population (July 2025 estimate)
16,202
Census PEP. The five-year ACS survey average is 16,461.

At a glance

Clay County is a 16,202-person venue. The county population is 93% White (Census race-alone categories). Median household income is $61,530, $14,093 below the IA state median of $75,623; 27.5% of residents 25 and over hold a bachelor's degree or higher. 3.2% of residents 5 and older speak a language other than English at home, most commonly Spanish. The largest employment sector is Trade, transportation & utilities, at 28.8% of covered employment, average pay $51,533/year. Trailing-12-month unemployment is 2.87%, below the 3.34% state average. The county carried the Republican presidential candidate in 2016, 2020, and 2024, taking 68% to 71% of the vote across the three.

Population
16,461
Median household income
$65,428
Unemployment
2.9%

Who sits on a jury?

Predominantly White

≥70% White (race-alone) and <20% Black. This county: 93% / 0%.

Clay County has a population of 16,461, with a median age of 42.3. By Census race-alone categories, White residents make up 92.9%; Black residents 0.3%. Independently, 4.7% of residents identify as Hispanic or Latino of any race.

The median household earns $61,530; 27.5% of residents 25 and over hold a bachelor's degree or higher; 11.3% live below the federal poverty line.

Race & ethnicity
  • White (non-Hispanic) 14,994 91.1%
  • Hispanic or Latino (any race) 781 4.7%
  • Black or African American (non-Hispanic) 45 0.3%
  • Asian (non-Hispanic) 124 0.8%
  • Two or more races (non-Hispanic) 476 2.9%
  • American Indian / Alaska Native (non-Hispanic) 24 0.1%
  • Native Hawaiian / Pacific Islander (non-Hispanic) 0 0.0%
  • Some other race (non-Hispanic) 17 0.1%

U.S. Census ACS 2024

Age distribution

Median age 42.3

  • Under 18 3,841 23.3%
  • 18–24 1,168 7.1%
  • 25–44 3,724 22.6%
  • 45–64 4,042 24.6%
  • 65 and over 3,686 22.4%

U.S. Census ACS 2024

Income & poverty
Median household income
$61,530
90% interval $54,948–$68,112
−$14,093 vs IA · 94th of 99
Below poverty line
11.3%
90% interval 9.2%–13.4%
+0.1 pp vs IA · 40th of 99

U.S. Census SAIPE 2024

Economic context

Led by trade & transportation and healthcare & education

Largest sector in BLS QCEW: Trade, transportation & utilities, about 2,530 jobs; Education & health services, about 2,220, is within 20% of it, counting the jobs BLS withholds.

Trade, transportation & utilities is the largest employment sector at 28.8% of covered employment, followed by Education & health services at 25.7%. Trailing-12-month unemployment is 2.87%, below the Iowa state average.

Local economy
Unemployment (12-mo)
2.9%
−0.47 pp vs. state
County GDP
$1.5B
0.58% of state
Avg. annual pay
$54,799
Establishments
714

U.S. BLS 2026M07 · U.S. BEA 2024 · BLS QCEW 2025

Top employment sectors

Average annual employment by supersector

  • Trade, transportation & utilities 2,455 28.8%
  • Education & health services 2,194 25.7%
  • Professional & business services 860 10.1%
  • Leisure & hospitality 636 7.5%
  • Manufacturing 557 6.5%
  • Construction 466 5.5%
  • Public administration 392 4.6%
  • Financial activities 290 3.4%
  • Natural resources & mining 253 3.0%
  • Other services 188 2.2%
  • Information 147 1.7%

The sectors listed cover 98.9% of covered employment; BLS withholds the rest to avoid disclosing individual employers.

BLS QCEW 2025

Housing
Home ownership
73.3%
+1.6 pp vs IA · 72nd of 99
Median gross rent
$811
−$161 vs IA · 53rd of 99
Owner-occupied
5,340
Renter-occupied
1,942

U.S. Census ACS 2024

Local economy in 3 reads
  • Moderately concentrated

    Top three sectors employ 65% of the county workforce. Substantial intra-sector overlap among panelists is likely; confirm employer relationships before sector-specific framing.

  • Moderate wage spread

    Highest-paid sector (Financial activities, $65,076/yr) pays 2.9× the lowest (Leisure & hospitality, $22,204/yr). Expect meaningful income variation across the panel.

  • Mixed business scale

    Average establishment employs 12 workers, a mix of institutional employers and small businesses. Both employed-by-large-institution and small-business-owner perspectives are likely on the panel.

BLS QCEW 2025

Political composition

Consistently strongly Republican

Republican candidate carried this county in 2016, 2020, and 2024 (avg winning share: 69%). 'Strongly' threshold: ≥60% avg.

Clay County was carried by the Republican candidate in the 2016, 2020, and 2024 cycles, with 71.0% in 2024, 68.4% in 2020, 68.7% in 2016.

Presidential results

2024 presidential · 8,514 votes cast

  • Republican
  • Democratic
Presidential vote share by year
YearRepublicanDemocratic
201668.7%26.3%
202068.4%29.7%
202471.0%27.8%
  • Republican 6,047 71.0%
  • Democratic 2,367 27.8%
  • Other / third-party 100 1.2%

Election results 2024

Languages, households, faith & health

Family-majority, English-speaking

Family households are 56% of all households (thresholds: ≥70% = 'family-dominant'; 50–70% = 'family-majority'; <50% = 'singles/nonfamily-majority'). 3.2% of residents 5 and older speak a language other than English at home (threshold for 'linguistically diverse' is ≥10%).

3.2% of residents 5 years and older speak a language other than English at home. The most common are Spanish, German or other West Germanic. Veterans account for 7.5% of the adult civilian population (951 individuals).

Languages spoken at home

96.8% speak only English at home

  • Spanish 366 2.3%
  • German or other West Germanic 42 0.3%

U.S. Census ACS 2024

Household composition
Households
7,282
Family households
4,048
55.6% of households
Married couples w/ children
1,130
27.9% of families
Single-mother families
353
8.7% of families
Veterans
951
7.5% of civilians 18+

U.S. Census ACS 2024

Religious composition

64.5% overall adherence rate

  • Mainline Protestant 5,019 30.6%
  • Evangelical Protestant 2,774 16.9%
  • Catholic 2,282 13.9%
  • Other (non-Christian + minor traditions) 498 3.0%

US Religion Census 2020

Health & education
Health insured
94.5%
±1.5 pp
Uninsured
5.5%
±1.5 pp
38th of 99
With a disability
14.8%
±2 pp
31st of 99
Bachelor's or higher
27.5%
±3.3 pp
−3.9 pp vs IA · 19th of 99
Uninsured, under 65 (2024)
6.2%
90% interval 5.4%–7.0% · Census SAHIE

The under-65 uninsured rate is not comparable to the ACS insurance figures, which cover all ages.

U.S. Census ACS 2024

Court infrastructure

Court infrastructure
Trial court
3rd Judicial District Court
Judges
11 (District Court judges per Judicial Election District (general civil + felony criminal jurisdiction). District Associate, Associate Juvenile, and Magistrate judges (limited jurisdiction) are separately allocated and not counted here. Vintage 2026 iowacourts.gov directory; counts cross-checked against Iowa Code § 602.6201.)
Court seats
Algona, Cherokee, Denison, Emmetsburg, Estherville, Ida Grove, Le Mars, Onawa, Orange City, Primghar, Rock Rapids, Sibley, Sioux City, Spencer, Spirit Lake, Storm Lake

This judicial district spans multiple counties.

Court reference
Traffic safety context

Clay totals, 2024 — the per-100k rate is based on 2 recorded deaths, too few to be statistically reliable

Traffic fatalities
2
15.85 per 100k adults (18+)
Fatal crashes
2

NHTSA FARS 2024

About this profile

This profile aggregates publicly available U.S. government statistics for Clay County, Iowa to give trial attorneys venue context for jury selection. It describes the general population of the county, not the qualified jury wheel, and is not legal advice or a substitute for the court's juror records.

Sources as of: U.S. Census ACS 2024 · U.S. BLS 2026M07 · U.S. BEA 2024 · BLS QCEW 2025 · Election results 2024 · NHTSA FARS 2024 · US Religion Census 2020.

Data sources