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Gregory County, SD
7 cities and towns and 6 ZIP codes in Gregory County, South Dakota.
Population
4,016
Land area
1,015sq mi
People per sq mi
4
ZIP codes
6
Cities and towns in Gregory County
Gregory County at a glance
- Gregory County is 67% less dense than South Dakota as a whole.
- The median household income is $62,917, 16% below the South Dakota median of $75,081.
- A typical owner-occupied home is valued at $139,900 (46% below South Dakota) and median rent is $614 a month.
- Its largest cities are Gregory (1,379), Burke (708) and Bonesteel (286).
Local data for Gregory County, SD
Counts from official public data
Housing and community stats
Gregory County, SD, American Community Survey 2020-2024
Median household income
$62,917
Poverty rate
9.5%
Median home value
$139,900
Median rent
$614/mo
Homeownership
76.7%
Bachelor's or higher
22.2%
Median age
44.7
Average commute
15.9 min
Largest reported origins and ancestries: German Americans (1,730), Irish Americans (362), Swedish Americans (149).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
1.6%
Aug 2026, -0.3 pts in a year
Average annual pay
$41,781
1,573 jobs, 2025
Income per person
$62,902
BEA, 2024
Federal spending
$32.5M
FY 2026, $8,126 per person
PPP loans
$18M
831 loans, 2,122 jobs reported
Campaign donations
$24.3K
Itemized, 2026 cycle
How people get to work
Gregory County, SD, workers 16 and older. American Community Survey 5-year estimates
- Drove alone77.5%
- Carpooled7.9%
- Public transit0.0%
- Walked4.8%
- Bicycle0.1%
- Taxi, ride-hailing, motorcycle or other1.6%
- Worked from home8.0%
Average one-way commute: 15.9 minutes for people who do not work from home.
Environment and hazard risk
Gregory County, SD, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: cold wave
Storm events since 1996
706
Most often hail
Flood insurance policies
1
0.0% of homes, county
July high / Jan low
87° / 10°F
26.7 inches of rain a year
Hazards, floods and storm historyCheck a flood zone10 historic places
Health statistics
Share of adults in Gregory County, SD, CDC PLACES estimates
Obesity
35.9%
U.S. 33.3% +2.6 pts
Diabetes
14.1%
U.S. 12.1% +2.0 pts
Smoking
16.2%
U.S. 12.8% +3.4 pts
Uninsured (18-64)
9.0%
U.S. 11.1% -2.1 pts
Cities, towns and ZIP codes in Gregory County
Population shown
Frequently asked questions
- What is the largest city in Gregory County, SD?
- Gregory is the largest city or town in Gregory County, with about 1,379 residents.
- How many ZIP codes are in Gregory County?
- Gregory County includes 6 ZIP Code Tabulation Areas, including 57317, 57335, 57523, 57533, 57538.
- What is the population of Gregory County, SD?
- About 4,016 people live in Gregory County, based on American Community Survey 5-year estimates.
- What counties border Gregory County?
- Gregory County borders Charles Mix County, Tripp County, Lyman County, Boyd County, NE, Keya Paha County, NE.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023