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Groton, SD Founded 1888 Brown County Elev. 397 m
With about 1,794 residents, Groton is one of South Dakota's notable places. Groton was founded in 1888 and sits in Brown County. The median age is 34 and the median household income is $82,083. Homes carry a median value of $173,000, and about 76% of residents own where they live. White residents make up the largest share of the population (90.6%). Around 31% of adults hold a bachelor's degree or higher, and the typical commute runs about 19 minutes.
Source: U.S. Census Bureau, American Community Survey (5-year).
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Demographics Median household income
$82,083
High-school grad or higher
96.4%
Bachelor's degree or higher
31.2%
Residents by race & ethnicity
White 90.6%
Hispanic or Latino 5.8%
Asian 2.4%
Workforce by occupation
Management, business, science & arts 39.8%
Sales & office 17.8%
Production, transportation & material moving 16.3%
Service 14.4%
Natural resources, construction & maintenance 11.8%
Source: U.S. Census Bureau, American Community Survey (5-year).
Median home value
$173,000
Area-level figures. Source: U.S. Census Bureau, ACS (5-year). Parcel-level records coming next.
Groton has 3 public schools — 1 elementary, 1 middle, 1 high.
Student proficiency · grade 8, 1 school
Reading 85%
Math 65%
% of students at or above proficient on state assessments.
Groton Area High School - 01 High Grades 9–12
Groton Area Middle School - 04 Middle Grades 6–8
Groton Area Elementary - 02 Elementary Grades -1–5
Public schools + grade-8 proficiency. Source: U.S. Dept. of Education (NCES directory + EDFacts assessments), via Urban Institute.
Violent and property crime rates for Groton vs South Dakota and national averages.
Data source being added: FBI Crime Data Explorer (UCR/NIBRS, public). We show real, sourced figures only — never estimates.
Environment
Environmental hazards Toxic-release sites and regulated facilities in and around Groton.
Data source being added: U.S. EPA — Toxics Release Inventory (public). We show real, sourced figures only — never estimates.
Risk
Natural disaster risk Relatively Low Top hazards · Brown County
Winter weather Very High
Cold wave Relatively High
Hail Relatively Moderate
Ice storm Relatively Moderate
Strong wind Relatively Moderate
Tornado Relatively Moderate
County-level natural-hazard risk. Source: FEMA National Risk Index.
Groton is in Brown County — see county-wide risk, demographics, and registry.
Groton was founded in 1888 and sits in Brown County. Elevation ~397 m.
Where Groton is
Sioux Falls Rapid Aberdeen Brookings Watertown Yankton Groton Historic places
2 on the National Register of Historic Places.
Notable people from Groton
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Common questions
Groton — frequently asked What is the population of Groton, South Dakota?
Groton has a population of about 1,794, according to the U.S. Census Bureau's American Community Survey (5-year).
What is the average home value in Groton?
The median home value in Groton is $173,000, and the median gross rent is $954/month (U.S. Census ACS).
What natural-disaster risks does Groton face?
FEMA's National Risk Index rates Brown County as "Relatively Low" overall, with top hazards including winter weather, cold wave, hail.
How many schools are in Groton?
Groton has 3 public schools (1 elementary, 1 middle, 1 high). Source: U.S. Dept. of Education, NCES.
How many registered sex offenders are in Groton?
Public registry data lists 0 registered sex offenders in or near Groton. This is neighborhood-safety information from the public state registry.
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