Fremont County, Wyoming: Power, Data Centers and the Local Economy
Home to Riverton and Lander
Fremont County sits inside the data center build-out. The SAVRN Data Center Map lists 1 data center in Fremont County. Fremont County is home to Riverton, Lander, Dubois and Shoshoni. Unemployment was 3.4% in August 2026, against 4.9% in 2019. Construction employs 805, down 5.0% since 2019. Its power plants have 31 MW of capacity, 53% of it hydro.
Cities and towns in Fremont County
Fremont County is home to Riverton, Lander, Dubois and Shoshoni.
Unincorporated communities (governed by the county): Arapahoe, Atlantic City, Boulder Flats, Crowheart, Ethete, Fort Washakie, Jeffrey City, Johnstown.
Residents are 2025 Census estimates for the part of each city, town or township inside this county. Census publishes no annual estimate for unincorporated communities.
What changed in Fremont County
1st = the most. Ranks cover counties with a value on record.
| Measure | Then | Now | Change | Rank in Wyoming |
|---|---|---|---|---|
| Population (2020 → 2025) | 39,192 | 39,464 | ▲ 0.7% | 5th of 23 by size |
| Total jobs (2019 → 2025) | 15,215 | 15,457 | ▲ 1.6% | 13th of 23 by growth |
| Average annual pay (2019 → 2025) | $42,227 | $52,827 | ▲ 25.1% | — |
| Construction jobs (2019 → 2025) | 847 | 805 | ▼ 5.0% | 11th of 14 by growth |
| Unemployment rate (2019 → August 2026) | 4.9% | 3.4% | ▼ 1.5pts | — |
| Generating capacity added since 2019 | — | 0 MW | — | |
| Generating capacity retired since 2019 | — | 0 MW | — |
Employers here counted 15,457 jobs in 2025, up 1.6% from 2019. PacifiCorp is the largest utility serving Fremont County, one of 4 with territory here. Its residential customers paid an average 13.44¢/kWh in 2024, above the 12.98¢ median for Wyoming utilities. 39,464 people live here, up 0.7% since 2020, 5th of 23 Wyoming counties by population.
Who powers Fremont County
Utilities with service territory in Fremont County
| Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales |
|---|---|---|---|---|---|
| PacifiCorp | Investor Owned | Bundled | 118,130 | 13.44¢ | 16% |
| High Plains Power Inc | Cooperative | Bundled | 12,767 | 13.71¢ | 5% |
| WAPA-- Western Area Power Administration | Federal | Bundled | — | — | 77% |
| Midvale Irrigation District | — | — | — | — | — |
Customer counts, prices and sales shares cover each utility's whole system in the state, not only this county. Commercial sales include data centers.
Operating power plants 4
| Technology | Capacity | Share |
|---|---|---|
| Hydro | 17 MW | 53% |
| Natural gas | 13 MW | 41% |
| Other technologies | 2 MW | 6% |
| Largest plants | Owner | Technology | MW | Since |
|---|---|---|---|---|
| Boysen | U S Bureau of Reclamation | Hydro | 15 MW | 1952 |
| Big Sand Draw Plant | Denbury Inc | Natural gas | 8 MW | 2015 |
| Beaver Creek Gas Plant | Denbury Inc | Natural gas | 7 MW | 1983 |
| Pilot Butte | U S Bureau of Reclamation | Hydro | 2 MW | 1925 |
The Fremont County labor market
| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 15,457 | $52,827 | 1.00 |
| Construction | 805 | $53,556 | 0.98 |
Concentration is the BLS location quotient: 1.0 means the industry holds the same share of local jobs as it does nationally. Industry rows count private employers; cells BLS suppresses are left out.
Data centers and local rules in Fremont County
1 data center in Fremont County is on the SAVRN Data Center Map.
Fremont County and its neighbors
Of the 8 counties that border Fremont County, Carbon County carries the most build-out activity: data centers, planned generation and operating plants combined.
| County | Population | Jobs since 2019 | Operating MW | Planned MW | Data centers | Local measures |
|---|---|---|---|---|---|---|
| Fremont County | 39,464 | ▲ 1.6% | 31 MW | — | 1 | — |
| Carbon County | 14,013 | ▼ 9.6% | 1,847 MW | 3,557 MW | — | — |
| Hot Springs County | 4,600 | ▲ 2.0% | — | — | — | — |
| Natrona County | 80,526 | ▲ 2.6% | 250 MW | — | 3 | — |
| Park County | 31,171 | ▲ 1.8% | 34 MW | — | — | 1 |
| Sublette County | 8,929 | ▼ 2.5% | — | — | — | — |
| Sweetwater County | 41,267 | ▼ 8.7% | 2,500 MW | — | — | — |
| Teton County | 23,333 | ▲ 11.6% | 5 MW | — | — | — |
| Washakie County | 7,597 | ▲ 2.1% | — | — | — | — |
More of Wyoming
Fremont County, answered from the record
Who provides electricity in Fremont County, Wyoming?
4 utilities have service territory in Fremont County in the EIA-861 2024 report: PacifiCorp, High Plains Power Inc, WAPA-- Western Area Power Administration, Midvale Irrigation District. The largest, PacifiCorp, charged residential customers 13.44¢/kWh on average in 2024.
What county is Riverton, WY in?
Riverton is in Fremont County, Wyoming. About 10,910 people live there (2025 Census estimate).
What power plants are in Fremont County?
4 operating plants with 31 MW of capacity. The largest is Boysen (15 MW, hydro).
Are there data centers in Fremont County?
Yes. The SAVRN Data Center Map lists 1 data center in Fremont County.
Is Fremont County adding jobs?
Employers counted 15,457 jobs in 2025 against 15,215 in 2019 (+1.6%, BLS QCEW). Construction went from 847 to 805.
Does Fremont County have a data center moratorium?
No county-level measure is on record for Fremont County. Wyoming has 2 local measures statewide, listed on the state page.