# Calhoun County, Arkansas: Power, Data Centers and the Local Economy Home to Hampton Calhoun County is not a build-out site today. It feels the boom through the grid it shares, the utilities that serve it and the work nearby. Calhoun County is home to Hampton. Employers here counted 3,439 jobs in 2025, up 9.7% from 2019. Unemployment was 3.7% in August 2026, against 4.8% in 2019. Its power plants have 12 MW of capacity, 100% of it solar. Entergy Arkansas LLC is the largest utility serving Calhoun County, one of 2 with territory here. Its residential customers paid an average 12.97¢/kWh in 2024, above the 12.11¢ median for Arkansas utilities. +9.7% total jobs since 2019, now 3,439 12 MW of operating power plants, mostly solar 12.97¢ per kWh for Entergy Arkansas LLC residential customers, 2024 ## Cities and towns in Calhoun County Calhoun County is home to Hampton. Hampton1,145 residents Thornton325 residents Harrell206 residents Tinsman51 residents 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 Calhoun County | Measure | Then | Now | Change | Rank in Arkansas | |---|---|---|---|---| | Population (2020 → 2025) | 4,738 | 4,632 | ▼ 2.2% | 75th of 75 by size | | Total jobs (2019 → 2025) | 3,134 | 3,439 | ▲ 9.7% | 11th of 75 by growth | | Average annual pay (2019 → 2025) | $58,415 | $77,830 | ▲ 33.2% | — | | Construction jobs (2019 → 2025) | 126 | 53 | ▼ 57.9% | — | | Unemployment rate (2019 → August 2026) | 4.8% | 3.7% | ▼ 1.1pts | — | | Generating capacity added since 2019 | — | 0 MW | | — | | Generating capacity retired since 2019 | — | 0 MW | | — | 4,632 people live here, down 2.2% since 2020. ## Who powers Calhoun County ### Utilities with service territory in Calhoun County | Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales | |---|---|---|---|---|---| | Entergy Arkansas LLC | Investor Owned | Bundled | 608,362 | 12.97¢ | 25% | | Ouachita Electric Coop Corp | Cooperative | Bundled | 8,391 | 13.19¢ | 10% | 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 | Technology | Capacity | Share | |---|---|---| | Solar | 12 MW | 100% | | Largest plants | Owner | Technology | MW | Since | |---|---|---|---|---| | SR Camden | SR Camden, LLC | Solar | 12 MW | 2015 | ## The Calhoun County labor market | Industry (2025) | Jobs | Average pay | Concentration vs U.S. | |---|---|---|---| | All industries | 3,439 | $77,830 | 1.00 | | Construction | 53 | $55,511 | 0.29 | 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 Calhoun County No data center, local measure or delayed project is on record in Calhoun County. Arkansas has 13 local measures on record statewide, and 1 neighboring county has one: [Union County](https://savrn.com/power-supply-chain-map/arkansas/union-county). ## Calhoun County and its neighbors Of the 5 counties that border Calhoun County, Union 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 | |---|---|---|---|---|---|---| | Calhoun County | 4,632 | ▲ 9.7% | 12 MW | — | — | — | | Bradley County](https://savrn.com/power-supply-chain-map/arkansas/bradley-county) | 9,828 | ▼ 10.7% | — | — | — | — | | Cleveland County](https://savrn.com/power-supply-chain-map/arkansas/cleveland-county) | 7,224 | ▲ 1.7% | — | — | — | — | | Dallas County](https://savrn.com/power-supply-chain-map/arkansas/dallas-county) | 6,011 | ▼ 0.3% | — | — | — | — | | Ouachita County](https://savrn.com/power-supply-chain-map/arkansas/ouachita-county) | 21,731 | ▲ 0.3% | 144 MW | — | — | — | | Union County](https://savrn.com/power-supply-chain-map/arkansas/union-county) | 36,926 | ▼ 6.6% | 2,430 MW | — | — | 1 | ## More of Arkansas [All Arkansas countiesThe state power page and county mapOpen →](https://savrn.com/power-supply-chain-map/arkansas)[Union County36,926 peopleOpen →](https://savrn.com/power-supply-chain-map/arkansas/union-county)[Ouachita County21,731 peopleOpen →](https://savrn.com/power-supply-chain-map/arkansas/ouachita-county)[Bradley County9,828 peopleOpen →](https://savrn.com/power-supply-chain-map/arkansas/bradley-county)[Cleveland County7,224 peopleOpen →](https://savrn.com/power-supply-chain-map/arkansas/cleveland-county)[Dallas County6,011 peopleOpen →](https://savrn.com/power-supply-chain-map/arkansas/dallas-county) ## Calhoun County, answered from the record ### Who provides electricity in Calhoun County, Arkansas? 2 utilities have service territory in Calhoun County in the EIA-861 2024 report: Entergy Arkansas LLC, Ouachita Electric Coop Corp. The largest, Entergy Arkansas LLC, charged residential customers 12.97¢/kWh on average in 2024. ### What power plants are in Calhoun County? 1 operating plant with 12 MW of capacity. The largest is SR Camden (12 MW, solar). ### Are there data centers in Calhoun County? The SAVRN Data Center Map has no data center in Calhoun County. ### Is Calhoun County adding jobs? Employers counted 3,439 jobs in 2025 against 3,134 in 2019 (+9.7%, BLS QCEW). Construction went from 126 to 53. ### Does Calhoun County have a data center moratorium? No county-level measure is on record for Calhoun County. Arkansas has 13 local measures statewide, listed on the state page. --- Canonical: https://savrn.com/power-supply-chain-map/arkansas/calhoun-county Updated: 2026-10-08. Refreshed weekly by SAVRN from EIA, BLS, BEA, Census and the SAVRN trackers. License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).