Tarrant County, Texas: Power, Data Centers and the Local Economy
Home to Fort Worth, Arlington and Mansfield
The data center boom is not abstract in Tarrant County: it is on the ground here. The SAVRN Data Center Map lists 17 data centers in Tarrant County, 4% of Texas's total. Tarrant County is home to most of Fort Worth (1,006,863 of its 1,028,117 residents), Arlington, most of Mansfield (78,016 of its 84,444 residents) and part of Grand Prairie (76,110 of its 209,434 residents). Construction employs 65,132, up 23.4% since 2019. Electrical contractors employ 9,143, up 20.0% since 2019 against up 24.0% statewide, at an average $88,189 a year. Employers here counted 1,017,941 jobs in 2025, up 10.4% from 2019.
Cities and towns in Tarrant County
Tarrant County is home to most of Fort Worth (1,006,863 of its 1,028,117 residents), Arlington, most of Mansfield (78,016 of its 84,444 residents) and part of Grand Prairie (76,110 of its 209,434 residents).
And 15 smaller places.
- Fort Worth also extends into Denton County.
- Mansfield also extends into Johnson County.
- Grand Prairie also extends into Dallas County.
- Southlake also extends into Denton County.
- Azle also extends into Parker County.
- Burleson also extends into Johnson County.
Unincorporated communities (governed by the county): Briar, Pecan Acres, Rendon.
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 Tarrant County
1st = the most. Ranks cover counties with a value on record.
| Measure | Then | Now | Change | Rank in Texas |
|---|---|---|---|---|
| Population (2020 → 2025) | 2,116,194 | 2,248,466 | ▲ 6.3% | 3rd of 254 by size |
| Total jobs (2019 → 2025) | 921,867 | 1,017,941 | ▲ 10.4% | 80th of 254 by growth |
| Average annual pay (2019 → 2025) | $57,802 | $74,950 | ▲ 29.7% | — |
| Construction jobs (2019 → 2025) | 52,777 | 65,132 | ▲ 23.4% | 65th of 155 by growth |
| Electrical contractor jobs (2019 → 2025) | 7,617 | 9,143 | ▲ 20.0% | — |
| Power line construction jobs (2019 → 2025) | 1,699 | 2,316 | ▲ 36.3% | — |
| Electric utility jobs (2019 → 2025) | 1,479 | 2,257 | ▲ 52.6% | — |
| Data processing and hosting jobs (2019 → 2025) | 1,006 | 1,152 | ▲ 14.5% | — |
| Unemployment rate (2019 → August 2026) | 3.3% | 4.4% | ▲ 1.1pts | — |
| Generating capacity added since 2019 | — | 157 MW | — | |
| Generating capacity retired since 2019 | — | 1 MW | — |
Its power plants have 1,484 MW of capacity, 91% of it natural gas. Unemployment was 4.4% in August 2026, against 3.3% in 2019. 157 MW of that came online in 2019 or later, mostly battery storage. 1 MW has retired here since 2019, including Arlington Outlet Hydroelectric Generator (hydro, 1 MW, 2025). Oncor Electric Delivery Company LLC is the largest utility serving Tarrant County, one of 4 with territory here. It delivers power that customers buy from competing retail providers. 2,248,466 people live here, up 6.3% since 2020, 3rd of 254 Texas counties by population.
Who powers Tarrant County
Net change in operating capacity since 2019: +155 MW. Colors follow the fuel legend above.
Utilities with service territory in Tarrant County
| Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales |
|---|---|---|---|---|---|
| Oncor Electric Delivery Company LLC | — | Delivery only (retail choice) | 3,477,215 | — | — |
| Denton County Elec Coop, Inc | Cooperative | Bundled | 298,734 | 13.77¢ | 10% |
| Tri-County Electric Coop, Inc (TX) | Cooperative | Bundled | 118,075 | 12.65¢ | 35% |
| United Electric Coop Service Inc - (TX) | Cooperative | Bundled | 88,324 | 13.00¢ | 20% |
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 26
| Technology | Capacity | Share |
|---|---|---|
| Natural gas | 1,350 MW | 91% |
| Battery storage | 130 MW | 9% |
| Solar | 4 MW | 0% |
| Largest plants | Owner | Technology | MW | Since |
|---|---|---|---|---|
| Handley | Constellation Power, Inc | Natural gas | 1,315 MW | 1963 |
| Chisholm Grid Energy Storage System | Chisholm Grid, LLC | Battery storage | 100 MW | 2021 |
| Village Creek Water Reclamation Facility | Ft Worth, City of - (TX) | Natural gas | 12 MW | 1994 |
| Century BESS | Prologis Logistics Services Incorporated BESS | Battery storage | 10 MW | 2024 |
| Liggett Switch | Prologis Logistics Services Incorporated BESS | Battery storage | 10 MW | 2024 |
| Meadow Park Energy Center | CleanAmps AssetCo LLC | Battery storage | 10 MW | 2026 |
Retired since 2019
| Plant | Technology | MW | Year |
|---|---|---|---|
| Arlington Outlet Hydroelectric Generator | Hydro | 1 MW | 2025 |
The Tarrant County labor market
| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 1,017,941 | $74,950 | 1.00 |
| Construction | 65,132 | $90,135 | 1.21 |
| Electrical contractors | 9,143 | $88,189 | 1.25 |
| Power and communication line construction | 2,316 | $94,747 | 1.41 |
| Electric utilities | 2,257 | $172,163 | 0.82 |
| Data processing and hosting | 1,152 | $176,135 | 0.36 |
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 Tarrant County
17 data centers in Tarrant County are on the SAVRN Data Center Map.
Tarrant County and its neighbors
Of the 6 counties that border Tarrant County, Dallas 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 |
|---|---|---|---|---|---|---|
| Tarrant County | 2,248,466 | ▲ 10.4% | 1,484 MW | — | 17 | — |
| Dallas County | 2,661,397 | ▲ 4.9% | 2,070 MW | 12 MW | 90 | — |
| Denton County | 1,069,346 | ▲ 22.8% | 1,110 MW | 200 MW | 9 | — |
| Ellis County | 240,867 | ▲ 22.8% | 2,517 MW | 574 MW | 16 | — |
| Johnson County | 218,048 | ▲ 26.0% | 283 MW | — | — | — |
| Parker County | 184,767 | ▲ 22.7% | 3 MW | 773 MW | — | — |
| Wise County | 83,778 | ▲ 5.5% | 2,237 MW | 403 MW | — | — |
More of Texas
Tarrant County, answered from the record
Who provides electricity in Tarrant County, Texas?
4 utilities have service territory in Tarrant County in the EIA-861 2024 report: Oncor Electric Delivery Company LLC, Denton County Elec Coop, Inc, Tri-County Electric Coop, Inc (TX), United Electric Coop Service Inc - (TX).
What county is Fort Worth, TX in?
Most of Fort Worth is in Tarrant County: 1,006,863 of its 1,028,117 residents, or 98%. The rest of the city lies in Denton County.
What county is Arlington, TX in?
Arlington is in Tarrant County, Texas. About 402,134 people live there (2025 Census estimate).
What county is Mansfield, TX in?
Most of Mansfield is in Tarrant County: 78,016 of its 84,444 residents, or 92%. The rest of the city lies in Johnson County.
What power plants are in Tarrant County?
26 operating plants with 1,484 MW of capacity. The largest is Handley (1,315 MW, natural gas).
Are there data centers in Tarrant County?
Yes. The SAVRN Data Center Map lists 17 data centers in Tarrant County.
Is Tarrant County adding jobs?
Employers counted 1,017,941 jobs in 2025 against 921,867 in 2019 (+10.4%, BLS QCEW). Construction went from 52,777 to 65,132.
Does Tarrant County have a data center moratorium?
No county-level measure is on record for Tarrant County. Texas has 25 local measures statewide, listed on the state page.