What is the population of Groton, South Dakota?

Groton has a population of approximately 1,691 according to the latest available open data.

Where is Groton, South Dakota located?

Groton is located in South Dakota, United States, at approximate coordinates 45.4517°, -98.1001°.

What is the median household income in Groton?

The median household income in Groton is approximately $89,861 based on the most recent open data.

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Groton

South Dakotacity

Featured view

Groton

Total population

1,691

Median home value

$190,600

35.5%

Bachelor's+

Median income

$89,861

Groton$90k

National$74k

Founded

1888

Elevation397 m

Land area4.54 km²

Weather44°F · Mostly Cloudy

Coordinates45.45°, -98.10°

Demographic figures from US Census Bureau · ACS 5-year estimates. Overview below cites Wikipedia and may reference a different year.

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City facts

Founded

1888

Elevation

397 m

Area

4.54 km²

Official website

www.grotonsd.gov

Facts from Wikidata (CC0).

Overview

Groton is a city in southeastern Brown County, South Dakota, United States. The population was 1,380 at the 2020 census.

History & geography

History

Groton was platted in 1881. The city was named after Groton, Massachusetts. A post office has been in operation at Groton since 1881.

Geography

According to the United States Census Bureau, the city has a total area of , all land.

Read full article on Wikipedia

Excerpted from the corresponding Wikipedia article (CC BY-SA).

Demographics & economy

Median age

33.9

Median home value

$190,600

Housing units

694

Poverty rate

4.3%

Unemployment

1.1%

Race & ethnicity

White

90%

Black

Asian

2.1%

Hispanic

5.2%

Source: US Census Bureau — American Community Survey, 5-year estimates.

Geography

Latitude

45.4517

Longitude

-98.1001

Water area

—

View on OpenStreetMap

Coordinates & boundaries from the US Census TIGER/Line shapefiles.

Climate

Current forecast

Overnight

44°F

Mostly Cloudy

Tuesday

64°F

Mostly Cloudy

Tuesday Night

48°F

Partly Cloudy

Wednesday

65°F

Mostly Cloudy then Chance Rain Showers

Wednesday Night

54°F

Showers And Thunderstorms Likely

Thursday

71°F

Chance Rain Showers then Mostly Cloudy

Forecast for Groton, SD from NOAA NWS API.

Air quality

Industrial & pollution facilities

Natural hazard risk

Health (adults)

High blood pressure

26.6%

Diabetes

8.6%

Adult obesity

34.4%

Binge drinking

19.6%

Adult smoking

13.6%

No leisure activity

21.4%

Age-adjusted prevalence estimates from CDC PLACES (latest release).

Walkability

Amenities nearby

Wildlife & biodiversity

Observations (last 5 yrs, 10 mi)

5,443

Distinct species (top 10)

Most-observed species

Red-winged Blackbird
Agelaius phoeniceus (Linnaeus, 1766) · Aves
175
Canada Goose (canadensis Group)
Branta canadensis (Linnaeus, 1758) · Aves
172
Ring-necked Pheasant
Phasianus colchicus Linnaeus, 1758 · Aves
150
Common Grackle
Quiscalus quiscula (Linnaeus, 1758) · Aves
139
Mallard
Anas platyrhynchos Linnaeus, 1758 · Aves
139
American Robin
Turdus migratorius Linnaeus, 1766 · Aves
131
Bald Eagle
Haliaeetus leucocephalus (Linnaeus, 1766) · Aves
116
Mourning Dove
Zenaida macroura (Linnaeus, 1758) · Aves
110

Citizen-science & research observations from the Global Biodiversity Information Facility (GBIF).

Schools

Total

Elementary

Middle

High

Other

Largest nearby schools

Groton Area Elementary - 02
Elementary · Groton · 295 students · 15.5:1 ratio
Groton Area High School - 01
High · Groton · 175 students · 13.5:1 ratio
Groton Area Middle School - 04
Middle · Groton · 127 students · 14.1:1 ratio

Public K–12 schools within ~10 mi from Urban Institute Education Data Portal (NCES Common Core of Data, 2022).

Earthquake history

Quakes ≥ 2.5 (25 yrs, 62 mi)

Largest magnitude

—

Largest event

—

Events from the USGS Earthquake Catalog (global) (FDSN Event Web Service).

Photos

Sights & places nearby

Notable people from here

Earl Sande

American jockey

Barzillai Lew

American revolutionary soldier and musician (1743-1822)

People born within ~10 km, from Wikidata (CC0). Click any name for their Wikipedia article.

Nearby places in South Dakota

Browse all places in South Dakota →

Geography & sun

Avg solar (kWh/m²/day)

4.1

Annual solar (kWh/m²)

1,497

Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.

Nearby airports

Public attention

Wikipedia views (last 30 days)

229

Avg daily Wikipedia views

Attention level

Obscure

Pageview totals from the Wikimedia Pageviews API.

Books about Groton

Ground-water investigation for the city of Groton, South Dakota

Assad Barari · 1974

Flood insurance study

United States. Federal Insurance Administration. · 1977

Search results from Open Library.

Recent natural events nearby

Wildfire Twin Butte Ck, Corson, South Dakota
Wildfires · 2026-07-27 · 180 mi
Wildfire Duhamel, Pennington, South Dakota
Wildfires · 2026-07-29 · 216 mi
Wildfire Potato Creek, Jackson, South Dakota
Wildfires · 2026-08-01 · 235 mi
Wildfire Potato Creek, Jackson, South Dakota
Wildfires · 2026-07-27 · 235 mi
Wildfire Fairpoint, Meade, South Dakota
Wildfires · 2026-07-27 · 236 mi
Wildfire XU Hill, Oglala Lakota, South Dakota
Wildfires · 2026-08-11 · 248 mi

Wildfires, storms and other events from NASA EONET (last 12 months, within 250 mi).

Ground air-quality sensors

Recently spotted species

Research-grade observations from iNaturalist (within ~15 mi).

Nearest stream gauge

Events

Gallery

Sources

• Wikipedia
• US Census Bureau (ACS 5-year estimates)
• NOAA National Weather Service
• Wikidata
• USGS Earthquake Catalog (global feed)
• NCES via Urban Institute Education Data Portal
• GBIF (Global Biodiversity Information Facility)
• iNaturalist
• CDC PLACES
• Open-Meteo / sunrise-sunset.org
• Wikipedia Pageviews API
• Open Library
• NASA EONET