158 years in pictures
Census counts: 727 in 1930, 374 in 2020. The archive holds 6 old photos and papers going back to 1954.
1 place on the National Register of Historic Places.
- 1868Sinclair is settled
Each edition grades its towns against each other only.

5% of working residents work locally in Sinclair, below both the Wyoming town median (50%) and the median of U.S. towns (8%). Of the 29 Wyoming towns we compare, none has a lower share of residents below the poverty line than Sinclair. Fort Steele and Parco Historic District is on the National Register of Historic Places. Sinclair has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
Where Sinclair beats most towns.
In a town this size, neighbors are the best guide. Ask them anything.
Census counts: 727 in 1930, 374 in 2020. The archive holds 6 old photos and papers going back to 1954.
1 place on the National Register of Historic Places.
Who provides power, water and the rest in Sinclair, 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 Sinclair.
Jobs in Sinclair fell by 1,306 from 2013 to 2023, to 120. The town’s average trip to work stands at 17 minutes. For half of commuters, work is under 85 miles away. The top destinations are Rawlins (17%), Baggs (8%) and Cheyenne (7%).
| Sinclair | Wyoming towns | U.S. towns | |
|---|---|---|---|
| Average trip to work | 17 minutes | 15 minutes | 25 minutes |
| Median household income | $91,000 | $69,000 | $80,000 |
Census LEHD 2023 · ACS
July afternoons reach 85° and January nights drop to 12°.
NOAA U.S. Climate Normals, 1991–2020
Among adults in Sinclair, 13% have diabetes. 32% of adults in Sinclair get no exercise outside work; 18% smoke cigarettes.
| Sinclair | Wyoming towns | U.S. towns | |
|---|---|---|---|
| Yearly checkup (CDC PLACES) | 69% | 68% | 79% |
| Get no exercise (CDC PLACES) | 32% | 26% | 25% |
| No health insurance, 18–64 (CDC PLACES) | 15% | 12% | 8.1% |
| Smoke cigarettes (CDC PLACES) | 18% | 15% | 14% |
| What stands out | Sinclair | WY |
|---|---|---|
| More older adults who have lost all their teeth | 20.8% | 12.8% |
| More adults facing food insecurity | 15% | 9.7% |
| More adults facing a utility shut-off | 9% | 6.3% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
In Sinclair, the FEMA risk score is 59 of 100. Expected losses in Sinclair break down as 52% from avalanches and 28% from inland flooding.
FEMA National Risk Index · OpenFEMA
Age groups here sit within 4 points of the Wyoming average. Sinclair has lost 4.3% of its people since 2020, down to 358 in the Census Bureau’s 2025 estimate. Here, 27% of adults 25 and older have a bachelor’s degree, against 31% in Wyoming as a whole.
| Sinclair | Wyoming towns | U.S. towns | |
|---|---|---|---|
| Aged 65 or older | 19% | 16% | 18% |
| Median age | 38.1 years | 37.3 years | 40.5 years |
| Bachelor’s degree or more, 25+ | 27% | 24% | 29% |
37% women, 63% men
About 168 men for every 100 women (the survey’s margin: ±5.5 points). Across Wyoming, 48.9% of residents are women. Among residents 35 to 44, 81% are men (WY 52%).
| Sinclair | WY | U.S. | |
|---|---|---|---|
| Under 10 | 8.3% | 11.6% | 11.6% |
| 10 to 17 | 13.3% | 10.9% | 10.3% |
| 18 to 24 | 4.7% | 9% | 9.1% |
| 25 to 34 | 14.4% | 12.7% | 13.7% |
| 35 to 44 | 24.9% | 13.5% | 13.2% |
| 45 to 54 | 8% | 11.2% | 12.2% |
| 55 to 64 | 7.7% | 12.7% | 12.7% |
| 65 to 74 | 13.5% | 11.5% | 10.2% |
| 75 and older | 5.2% | 7% | 7% |
| No diploma | 1.5% | 5.8% | 10.4% |
| High school | 41.6% | 27.5% | 26% |
| Some college | 16.9% | 24.5% | 19.1% |
| Associate’s | 13.5% | 11.6% | 8.8% |
| Bachelor’s | 22.1% | 19.1% | 21.6% |
| Graduate | 4.5% | 11.5% | 14.1% |
Census population estimates, 2025 · U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 400, single groups can be off by several points
In Sinclair, 86% of households are owner-occupiers. Among 29 Wyoming towns, just 2 have a higher typical rent than Sinclair.
| Sinclair | Wyoming towns | U.S. towns | |
|---|---|---|---|
| Households that own their home | 86% | 70% | 73% |
| Median rent | $1,475 a month | $927 a month | $1,185 a month |
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
None within 15 miles of Sinclair; the nearest are
About 3 of every 100 Sinclair residents are enrolled in college, against 6 across Wyoming.
Where Sinclair’s working residents go each day. Line width shows the share.
Census LEHD 2023
Town in Wyoming, United States
Sinclair is a town in Carbon County, Wyoming, United States. As of the 2020 census, Sinclair had a population of 374.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Short answers, built from the data on this page.
Sinclair has fewer than 1,000 residents, too few for fair grades; the figures below are still real.