Each edition grades its towns against each other only.
A town of 217, founded in 1898.
Rock River’s trail density is 2.4 miles per square mile, against 1.2 in Wyoming’s towns and 0.4 across U.S. towns. DOE Bridge over Laramie River and First National Bank of Rock River is on the National Register of Historic Places. Rock River has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
In a town this size, neighbors are the best guide. Ask them anything.
Census counts: 123 in 1910, a peak of 497 in 1960, 211 in 2020. The archive holds 4 old photos and papers going back to 2015 and 2 maps from 1955 on.
1 place on the National Register of Historic Places.
Who provides power, water and the rest in Rock River, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
Ordered by what stands out in Rock River.
The typical rent in Rock River is $2,059 a month. Among households here, 59% live in a home they own, below both the Wyoming town median (70%) and the median of U.S. towns (73%). Typical home values fell 3.1% in the year to September 2026.
| Rock River | Wyoming towns | U.S. towns | |
|---|---|---|---|
| Median rent | $2,059 a month | $927 a month | $1,185 a month |
| Households that own their home | 59% | 70% | 73% |
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
FEMA expects more storm and flood damage in Rock River than in 79% of U.S. communities. 47% of the town’s expected losses from natural hazards come from inland flooding, followed by avalanches at 22%.
FEMA National Risk Index · OpenFEMA
Adults 18 to 34 are 34% of residents (22% statewide); adults 35 to 64 are 26% of residents (37% statewide). For adults 25 and older in Rock River, the share who hold a bachelor’s degree or more is 38%.
37% women, 63% men
About 174 men for every 100 women (the survey’s margin: ±4.5 points). Across Wyoming, 48.9% of residents are women. Among residents 25 to 34, 86% are men (WY 52%).
| Rock River | WY | U.S. | |
|---|---|---|---|
| Under 10 | 15.1% | 11.6% | 11.6% |
| 10 to 17 | 2.3% | 10.9% | 10.3% |
| 18 to 24 | 8.2% | 9% | 9.1% |
| 25 to 34 | 26% | 12.7% | 13.7% |
| 35 to 44 | 7.3% | 13.5% | 13.2% |
| 45 to 54 | 9.6% | 11.2% | 12.2% |
| 55 to 64 | 9.1% | 12.7% | 12.7% |
| 65 to 74 | 16% | 11.5% | 10.2% |
| 75 and older | 6.4% | 7% | 7% |
| No diploma | 0% | 5.8% | 10.4% |
| High school | 23.3% | 27.5% | 26% |
| Some college | 27.6% | 24.5% | 19.1% |
| Associate’s | 11% | 11.6% | 8.8% |
| Bachelor’s | 31.3% | 19.1% | 21.6% |
| Graduate | 6.7% | 11.5% | 14.1% |
U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 200, single groups can be off by several points
In Rock River, the typical July afternoon high is 82°F.
NOAA U.S. Climate Normals, 1991–2020
For most workers, Rock River is a place to come home to: only 3% work in town. Of the 29 Wyoming towns we compare, none has a higher share of residents below the poverty line than Rock River. The median commute is under 37 miles. The top destinations are Laramie (43%), Cheyenne (5%) and Greeley (4%).
| Rock River | Wyoming towns | U.S. towns | |
|---|---|---|---|
| Below the poverty line | 26% | 10% | 9.6% |
| Working residents who work in town | 2.7% | 50% | 8% |
| Average trip to work | 32 minutes | 15 minutes | 25 minutes |
Census LEHD 2023 · ACS
Among adults in Rock River, 13% report frequent mental distress. Only one of the 29 Wyoming towns we compare has a lower share of adults who smoke cigarettes than Rock River. On the CDC’s 31 measures, Rock River is ahead of Wyoming on 13 and behind on 1. No town among the 29 in Wyoming we compare has a lower share of adults who sleep under 7 hours than Rock River.
| Rock River | Wyoming towns | U.S. towns | |
|---|---|---|---|
| Frequent mental distress (CDC PLACES) | 13% | 17% | 17% |
| Get no exercise (CDC PLACES) | 16% | 26% | 25% |
| Obesity (CDC PLACES) | 27% | 36% | 35% |
| Sleep under 7 hours (CDC PLACES) | 28% | 32% | 36% |
| What stands out | Rock River | WY |
|---|---|---|
| Fewer uninsured adults | 7% | 11.6% |
| Fewer adults who get no exercise | 16% | 25.6% |
| More adults who have had cancer | 10.7% | 8.9% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
None within 15 miles of Rock River; the nearest are
About 5 of every 100 Rock River residents are enrolled in college, about the same as Wyoming.
Town in Wyoming, United States
Rock River is a town in Albany County, Wyoming, United States. As of the 2020 census, Rock River had a population of 211.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Short answers, built from the data on this page.
Rock River has fewer than 1,000 residents, too few for fair grades; the figures below are still real.