Jury Pool Profile
Pennington County, South Dakota
- County seat
- Rapid City
- Judicial district
- 7th Judicial Circuit Court
- Population (July 2025 estimate)
- 116,792
- Census PEP. The five-year ACS survey average is 113,512.
At a glance
Pennington County is a 116,792-person venue. The county population is 79% White (Census race-alone categories). Median household income is $79,338, $1,844 above the SD state median of $77,494; 34.6% of residents 25 and over hold a bachelor's degree or higher. 4.4% of residents 5 and older speak a language other than English at home, most commonly Spanish and German or other West Germanic. The largest employment sector is Education & health services, at 24.1% of covered employment, average pay $67,075/year. Trailing-12-month unemployment is 2.04%, below the 2.15% state average. The county carried the Republican presidential candidate in 2016, 2020, and 2024, taking 61% to 62% of the vote across the three.
- Population
- 113,512
- Median household income
- $74,517
- Unemployment
- 2.0%
Who sits on a jury?
≥70% White (race-alone) and <20% Black. This county: 79% / 1%.
Pennington County has a population of 113,512, with a median age of 40.1. By Census race-alone categories, White residents make up 79.0%; Black residents 1.1%. Independently, 5.7% of residents identify as Hispanic or Latino of any race.
The median household earns $79,338; 34.6% of residents 25 and over hold a bachelor's degree or higher; 9.8% live below the federal poverty line.
Economic context
BLS QCEW 'Education & health services' is ≥20% of total covered employment. This county: 24.1%.
Education & health services is the largest employment sector at 24.1% of covered employment, followed by Trade, transportation & utilities at 20.2%. Trailing-12-month unemployment is 2.04%, below the South Dakota state average.
Political composition
Republican candidate carried this county in 2016, 2020, and 2024 (avg winning share: 62%). 'Strongly' threshold: ≥60% avg.
Pennington County was carried by the Republican candidate in the 2016, 2020, and 2024 cycles, with 61.9% in 2024, 61.0% in 2020, 62.4% in 2016.
Languages, households, faith & health
Family households are 60% of all households (thresholds: ≥70% = 'family-dominant'; 50–70% = 'family-majority'; <50% = 'singles/nonfamily-majority'). 4.4% of residents 5 and older speak a language other than English at home (threshold for 'linguistically diverse' is ≥10%).
4.4% of residents 5 years and older speak a language other than English at home. The most common are Spanish, German or other West Germanic, Tagalog. Veterans account for 12.3% of the adult civilian population (10,727 individuals).