Natrona County, Wyoming: Power, Data Centers and the Local Economy
Home to Casper, Mills and Bar Nunn
Natrona County sits inside the data center build-out. The SAVRN Data Center Map lists 3 data centers in Natrona County, 7% of Wyoming's total. Natrona County is home to Casper, Mills, Bar Nunn and Evansville. Construction employs 3,047, up 6.9% since 2019, and construction is 1.4 times as concentrated here as in the U.S. economy. 124 MW of that came online in 2019 or later, mostly wind. Unemployment was 2.8% in August 2026, against 3.8% in 2019.
Cities and towns in Natrona County
Natrona County is home to Casper, Mills, Bar Nunn and Evansville.
Unincorporated communities (governed by the county): Alcova, Antelope Hills, Bessemer Bend, Brookhurst, Casper Mountain, Hartrandt, Homa Hills, Meadow Acres, Mountain View, Powder River, Red Butte, Vista West.
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 Natrona County
1st = the most. Ranks cover counties with a value on record.
| Measure | Then | Now | Change | Rank in Wyoming |
|---|---|---|---|---|
| Population (2020 → 2025) | 80,299 | 80,526 | ▲ 0.3% | 2nd of 23 by size |
| Total jobs (2019 → 2025) | 39,132 | 40,157 | ▲ 2.6% | 9th of 23 by growth |
| Average annual pay (2019 → 2025) | $52,017 | $63,376 | ▲ 21.8% | — |
| Construction jobs (2019 → 2025) | 2,850 | 3,047 | ▲ 6.9% | 8th of 14 by growth |
| Electrical contractor jobs (2019 → 2025) | 609 | 512 | ▼ 15.9% | — |
| Power line construction jobs (2019 → 2025) | 94 | 40 | ▼ 57.4% | — |
| Unemployment rate (2019 → August 2026) | 3.8% | 2.8% | ▼ 1.0pts | — |
| Generating capacity added since 2019 | — | 124 MW | — | |
| Generating capacity retired since 2019 | — | 0 MW | — |
Its power plants have 250 MW of capacity, 57% of it wind, the 10th largest fleet in Wyoming. Employers here counted 40,157 jobs in 2025, up 2.6% from 2019 (the 9th fastest growth of 23 Wyoming counties). PacifiCorp is the largest utility serving Natrona County, one of 3 with territory here. Its residential customers paid an average 13.44¢/kWh in 2024, above the 12.98¢ median for Wyoming utilities. Electrical contractors employ 512, down 15.9% since 2019 against up 25.6% statewide, at an average $76,630 a year. 80,526 people live here, up 0.3% since 2020, 2nd of 23 Wyoming counties by population.
Who powers Natrona County
Net change in operating capacity since 2019: +124 MW. Colors follow the fuel legend above.
Utilities with service territory in Natrona 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% |
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 |
|---|---|---|
| Wind | 141 MW | 57% |
| Hydro | 108 MW | 43% |
| Largest plants | Owner | Technology | MW | Since |
|---|---|---|---|---|
| Anticline Wind | Anticline Wind, LLC | Wind | 124 MW | 2024 |
| Fremont Canyon | U S Bureau of Reclamation | Hydro | 67 MW | 1960 |
| Alcova | U S Bureau of Reclamation | Hydro | 41 MW | 1955 |
| Casper Wind Farm | Chevron USA | Wind | 17 MW | 2009 |
The Natrona County labor market
| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 40,157 | $63,376 | 1.00 |
| Construction | 3,047 | $73,507 | 1.43 |
| Electrical contractors | 512 | $76,630 | 1.77 |
| Power and communication line construction | 40 | $112,839 | 0.62 |
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 Natrona County
3 data centers in Natrona County are on the SAVRN Data Center Map.
Natrona County and its neighbors
Of the 6 counties that border Natrona 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 |
|---|---|---|---|---|---|---|
| Natrona County | 80,526 | ▲ 2.6% | 250 MW | — | 3 | — |
| Albany County | 38,558 | ▲ 9.2% | 487 MW | 504 MW | — | — |
| Carbon County | 14,013 | ▼ 9.6% | 1,847 MW | 3,557 MW | — | — |
| Converse County | 13,824 | ▼ 12.3% | 2,400 MW | 998 MW | 1 | — |
| Fremont County | 39,464 | ▲ 1.6% | 31 MW | — | 1 | — |
| Johnson County | 8,908 | ▲ 4.2% | — | — | 1 | — |
| Washakie County | 7,597 | ▲ 2.1% | — | — | — | — |
More of Wyoming
Natrona County, answered from the record
Who provides electricity in Natrona County, Wyoming?
3 utilities have service territory in Natrona County in the EIA-861 2024 report: PacifiCorp, High Plains Power Inc, WAPA-- Western Area Power Administration. The largest, PacifiCorp, charged residential customers 13.44¢/kWh on average in 2024.
What county is Casper, WY in?
Casper is in Natrona County, Wyoming. About 58,771 people live there (2025 Census estimate).
What power plants are in Natrona County?
4 operating plants with 250 MW of capacity. The largest is Anticline Wind (124 MW, wind).
Are there data centers in Natrona County?
Yes. The SAVRN Data Center Map lists 3 data centers in Natrona County.
Is Natrona County adding jobs?
Employers counted 40,157 jobs in 2025 against 39,132 in 2019 (+2.6%, BLS QCEW). Construction went from 2,850 to 3,047.
Does Natrona County have a data center moratorium?
No county-level measure is on record for Natrona County. Wyoming has 2 local measures statewide, listed on the state page.