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Rock River

Wyomingtown

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Total population

219

Weather80°F · Mostly Sunny
Coordinates41.73°, -105.98°

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

Overview

Situated in Wyoming, United States, Rock River is a small town. The population stands at approximately 219. The settlement sits at 41.732°, -105.975°, a temperate location in the northern hemisphere. The latitude suggests four distinct seasons with warm summers and cold winters. It covers about 6 km² of land area. The location receives about 1,673 kWh/m² of solar irradiance per year and sunshine for roughly 65% of daylight hours. Resident density is around 37 per km², indicating a very sparse settlement pattern. Further detail — demographics, climate, nearby amenities and natural-hazard data — is compiled below from public open-data sources.

Summary composed automatically from structured open data on this page. See our Terms for details.

History & geography

Demographics & economy

Geography

Latitude
41.7317
Longitude
-105.9751
Water area
—
View on OpenStreetMap

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

Climate

Current forecast

This Afternoon
80°F
Mostly Sunny
Tonight
50°F
Partly Cloudy
Tuesday
79°F
Mostly Sunny
Tuesday Night
46°F
Mostly Clear
Wednesday
77°F
Sunny
Wednesday Night
45°F
Mostly Clear

Forecast for Rock River, WY from NOAA NWS API.

Air quality

Industrial & pollution facilities

Natural hazard risk

Health (adults)

High blood pressure
26.7%
Diabetes
7%
Adult obesity
26.9%
Binge drinking
19.4%
Adult smoking
9.6%
No leisure activity
14.4%

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

Walkability

Amenities nearby

Wildlife & biodiversity

Observations (last 5 yrs, 10 mi)
2,034
Distinct species (top 10)
10

Most-observed species

  • Golden Eagle
    Aquila chrysaetos (Linnaeus, 1758) · Aves
    117
  • Bald Eagle
    Haliaeetus leucocephalus (Linnaeus, 1766) · Aves
    73
  • Common Raven
    Corvus corax Linnaeus, 1758 · Aves
    62
  • Horned Lark
    Eremophila alpestris (Linnaeus, 1758) · Aves
    48
  • Black-billed Magpie
    Pica hudsonia (Sabine, 1823) · Aves
    47
  • Red-winged Blackbird
    Agelaius phoeniceus (Linnaeus, 1766) · Aves
    46
  • Ferruginous Hawk
    Buteo regalis (G.R.Gray, 1844) · Aves
    44
  • Swainson's Hawk
    Buteo swainsoni Bonaparte, 1838 · Aves
    40

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

Schools

Total
3
Elementary
1
Middle
1
High
1
Other
0

Largest nearby schools

  • Rock River Elementary
    Elementary · Rock River · 49 students · 8.2:1 ratio
  • Rock River High School
    High · Rock River · 34 students · 4.9:1 ratio
  • Rock River Junior High School
    Middle · Rock River · 20 students · 10:1 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)
19
Largest magnitude
3.8
Largest event
2022-03-19

Most recent

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

Photos

Sights & places nearby

Notable people from here

Nearby places in Wyoming

Browse all places in Wyoming →

Geography & sun

Avg solar (kWh/m²/day)
4.58
Annual solar (kWh/m²)
1,673

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

Nearby airports

Public attention

Wikipedia views (last 30 days)
445
Avg daily Wikipedia views
15
Attention level
Obscure

Pageview totals from the Wikimedia Pageviews API.

Books about Rock River

Hiking Wyoming's Wind River Range
Ben Adkison · 2012
Boom Town Growth Management
John Gilmore · 2019
Wyoming land use decisions
United States. Bureau of Land Management. · 1977
Volcanic-rich middle and upper Eocene sedimentary rocks northwest of Rattlesnake Hills, central Wyoming
Franklyn B. Van Houten · 1955
Section C-C' subsurface correlations of some upper Cretaceous and Tertiary rocks, northern Green River Basin, Wyoming
B. E. Law · 1981
Section E-E', preliminary subsurface correlations of some Cretaceous and Tertiary rocks from Moxa Arch to Rock Springs Uplift, Green River basin, Wyoming
D. J. Markovchick · 1982
Whole-rock and clay mineralogies of deeply-buried rocks, Permian upper part of the Minnelusa Formation, Powder River Basin, Wyoming
Richard M. Pollastro · 1990
Facies distribution in uranium host rocks of the southern Powder River basin, Wyoming
Elmer S Santos · 1981

Search results from Open Library.

Recent natural events nearby

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

Ground air-quality sensors

Recently spotted species

Swift Fox
Swift Fox
Vulpes velox
Seen 2026-09-16
Thirteen-lined Ground Squirrel
Thirteen-lined Ground Squirrel
Ictidomys tridecemlineatus
Seen 2026-08-13
Golden Eagle
Golden Eagle
Aquila chrysaetos
Seen 2026-08-10
Mule Deer
Mule Deer
Odocoileus hemionus
Seen 2026-08-03
Vesper Sparrow
Vesper Sparrow
Pooecetes gramineus
Seen 2026-08-03
Rocky Mountain Beeplant
Rocky Mountain Beeplant
Cleomella serrulata
Seen 2026-07-16
Swainson's Hawk
Swainson's Hawk
Buteo swainsoni
Seen 2026-07-04
American Pronghorn
American Pronghorn
Antilocapra americana americana
Seen 2026-07-04
Cliff Swallow
Cliff Swallow
Petrochelidon pyrrhonota
Seen 2026-07-04

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

Nearest stream gauge

Events

Gallery

Sources

  • • 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