149 years in pictures
Census counts: 232 in 1890, a peak of 400 in 1900, 244 in 2020. The archive holds 4 old photos and papers going back to 1905 and 2 maps from 1968 on.
- 1877Koosharem is settled
Each edition grades its towns against each other only.

A town of 316, settled in 1877. A regional job hub with 151 jobs.
Koosharem’s typical journey to work is 7 minutes, below both Utah’s towns (22 minutes) and U.S. towns (25 minutes). Of the 118 Utah towns we compare, none has a lower midpoint rent than Koosharem. Koosharem has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
Where Koosharem beats most towns.
In a town this size, neighbors are the best guide. Ask them anything.
Census counts: 232 in 1890, a peak of 400 in 1900, 244 in 2020. The archive holds 4 old photos and papers going back to 1905 and 2 maps from 1968 on.
Who provides power, water and the rest in Koosharem, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Mar 13, 2026.
Ordered by what stands out in Koosharem.
2.1% of Koosharem residents live below the poverty line. The town’s income of the median household stands at $78,000, below the Utah town median ($101,000) and near the median of U.S. towns ($80,000). The median commute is under 54 miles. The top destinations are Richfield (26%), Nephi (5%) and Salt Lake City (5%).
| Koosharem | Utah towns | U.S. towns | |
|---|---|---|---|
| Below the poverty line | 2.1% | 6.2% | 9.6% |
| Working residents who work in town | 1.1% | 8.4% | 8% |
| Median household income | $78,000 | $101,000 | $80,000 |
Census LEHD 2023 · ACS
| School | Level | Students | Letter |
|---|---|---|---|
| Koosharem SchoolLargest public elementary schoolGrades K–6 | Grades K–6 | 26 | D− |
| Sorenson's Ranch School PrivateLargest high schoolGrades 7–12 | Grades 7–12 | 58 | – |
NCES · EDFacts
Koosharem has cold winters and pleasant summers, with very little rain. July afternoons reach 83°, January nights drop to 12° and about 19 inches of snow falls in a winter.
NOAA U.S. Climate Normals, 1991–2020
Storm and flood damage is expected to run higher than in just over three fifths of U.S. communities. Of the losses FEMA expects in Koosharem, 37% come from avalanches and 32% from inland flooding.
FEMA National Risk Index · OpenFEMA
The share of adults in Koosharem who have diabetes: 11%. CDC measures, 32 in all: Koosharem beats Utah on 8 and trails on 9. Among adults in the town, 36% have high blood pressure and 76% had a checkup this year.
| Koosharem | Utah towns | U.S. towns | |
|---|---|---|---|
| Binge drink (CDC PLACES) | 10% | 11% | 16% |
| High blood pressure (CDC PLACES) | 36% | 28% | 35% |
| Yearly checkup (CDC PLACES) | 76% | 72% | 79% |
| Feel lonely (CDC PLACES) | 31% | 33% | 33% |
| What stands out | Koosharem | UT |
|---|---|---|
| Fewer adults facing housing insecurity | 7.4% | 10% |
| Fewer adults facing food insecurity | 9.5% | 12.4% |
| More adults with heart disease | 7.8% | 4.7% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
None within 15 miles of Koosharem; the nearest are
About 1 of every 100 Koosharem residents are enrolled in college, against 8 across Utah.
Where Koosharem’s working residents go each day. Line width shows the share.
Census LEHD 2023
Town in the state of Utah, United States
Koosharem is a town in Sevier County, Utah, United States. Koosharem is also known as "Grass Valley". It generally comprises the area known as Burrville, Utah on the north, south through the valley and through the town of Koosharem and down to the south end with the town of Greenwich, Utah. The valley is made up of private lands nestled within the Fishlake National Forest. Koosharem is situated at the cross-roads for travelers going between Capitol Reef National Park and Bryce Canyon National Park and/or Zion National Park. Koosharem is also the closest town to the famous Fish Lake. The town also serves as an important point along the many trails of the Piute ATV Trail System. Koosharem's o…
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Short answers, built from the data on this page.
Koosharem has fewer than 1,000 residents, too few for fair grades; the figures below are still real.