# Jo Daviess County, Illinois: Power, Data Centers and the Local Economy Home to Dunleith Township, Galena and West Galena Township Jo Daviess 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. Construction employs 638, up 41.8% since 2019, and construction is 1.6 times as concentrated here as in the U.S. economy. Jo Daviess County is home to Dunleith Township, Galena, West Galena Township and Stockton Township. Next door, Dubuque County, Iowa, has 1 data center. 9 MW of that came online in 2019 or later, mostly solar. Unemployment was 3.0% in August 2026, against 3.9% in 2019. 1.6× the U.S. share of jobs in construction +5.3% total jobs since 2019, now 7,551 9 MW of operating power plants, mostly solar ## Cities and towns in Jo Daviess County Jo Daviess County is home to Dunleith Township, Galena, West Galena Township and Stockton Township. Dunleith Township3,487 residents Galena3,210 residents West Galena Township3,143 residents Stockton Township2,209 residents Stockton1,669 residents Guilford Township1,519 residents East Dubuque1,457 residents Warren Township1,429 residents Warren1,275 residents East Galena Township1,228 residents Hanover Township1,150 residents Menominee Township1,030 residents Elizabeth Township979 residents Thompson Township834 residents Hanover824 residents Elizabeth695 residents Scales Mound Township640 residents Rawlins Township551 residents Woodbine Township524 residents Apple River Township435 residents Scales Mound419 residents Vinegar Hill Township402 residents Rush Township375 residents Rice Township347 residents And 9 smaller places. Unincorporated communities (governed by the county): Apple Canyon Lake, The Galena Territory. 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 Jo Daviess County | Measure | Then | Now | Change | Rank in Illinois | |---|---|---|---|---| | Population (2020 → 2025) | 22,090 | 21,594 | ▼ 2.2% | 53rd of 102 by size | | Total jobs (2019 → 2025) | 7,173 | 7,551 | ▲ 5.3% | 20th of 102 by growth | | Average annual pay (2019 → 2025) | $35,752 | $49,577 | ▲ 38.7% | — | | Construction jobs (2019 → 2025) | 450 | 638 | ▲ 41.8% | 8th of 56 by growth | | Unemployment rate (2019 → August 2026) | 3.9% | 3.0% | ▼ 0.9pts | — | | Generating capacity added since 2019 | — | 9 MW | | — | | Generating capacity retired since 2019 | — | 0 MW | | — | Employers here counted 7,551 jobs in 2025, up 5.3% from 2019. Its power plants have 9 MW of capacity, 100% of it solar. Commonwealth Edison Co is the largest utility serving Jo Daviess County, one of 3 with territory here. Its residential customers paid an average 15.22¢/kWh in 2024. 21,594 people live here, down 2.2% since 2020. ## Who powers Jo Daviess County ### Utilities with service territory in Jo Daviess County | Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales | |---|---|---|---|---|---| | Commonwealth Edison Co | Investor Owned | Bundled | 3,727,675 | 15.22¢ | 27% | | Jo-Carroll Energy, Inc | Cooperative | Bundled | 17,227 | 19.79¢ | 27% | | Scenic Rivers Energy Coop | Cooperative | Bundled | 12 | 13.31¢ | 0% | 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 | 9 MW | 100% | | Largest plants | Owner | Technology | MW | Since | |---|---|---|---|---| | IGS Stockton DG CSG | SRC Partnership 3, LLC | Solar | 4 MW | 2020 | | Agrimony 1 | Greenbacker Renewable Energy Corporation | Solar | 2 MW | 2025 | | Agrimony 2 | Greenbacker Renewable Energy Corporation | Solar | 2 MW | 2025 | | Apple Canyon Lake Solar | ACM Solar, LLC. | Solar | 1 MW | 2020 | ## The Jo Daviess County labor market | Industry (2025) | Jobs | Average pay | Concentration vs U.S. | |---|---|---|---| | All industries | 7,551 | $49,577 | 1.00 | | Construction | 638 | $82,279 | 1.59 | 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 Jo Daviess County No data center, local measure or delayed project is on record in Jo Daviess County. Illinois has 28 local measures on record statewide, and 2 neighboring counties have one: [Dubuque County](https://savrn.com/power-supply-chain-map/iowa/dubuque-county), [Grant County](https://savrn.com/power-supply-chain-map/wisconsin/grant-county). ## Jo Daviess County and its neighbors Of the 6 counties that border Jo Daviess County, Grant 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 | |---|---|---|---|---|---|---| | Jo Daviess County | 21,594 | ▲ 5.3% | 9 MW | — | — | — | | Carroll County](https://savrn.com/power-supply-chain-map/illinois/carroll-county) | 15,419 | ▼ 2.7% | 2 MW | — | — | — | | Dubuque County](https://savrn.com/power-supply-chain-map/iowa/dubuque-county) IA | 99,381 | ▼ 2.0% | 27 MW | — | 1 | 1 | | Grant County](https://savrn.com/power-supply-chain-map/wisconsin/grant-county) WI | 52,446 | ▼ 4.2% | 453 MW | 67 MW | — | 1 | | Jackson County](https://savrn.com/power-supply-chain-map/iowa/jackson-county) IA | 19,288 | ▼ 7.5% | 47 MW | — | — | — | | Lafayette County](https://savrn.com/power-supply-chain-map/wisconsin/lafayette-county) WI | 17,478 | ▲ 13.8% | 100 MW | — | — | — | | Stephenson County](https://savrn.com/power-supply-chain-map/illinois/stephenson-county) | 43,220 | ▼ 0.3% | 270 MW | 2 MW | — | — | ## More of Illinois [All Illinois countiesThe state power page and county mapOpen →](https://savrn.com/power-supply-chain-map/illinois)[Stephenson County43,220 peopleOpen →](https://savrn.com/power-supply-chain-map/illinois/stephenson-county)[Carroll County15,419 peopleOpen →](https://savrn.com/power-supply-chain-map/illinois/carroll-county) ## Jo Daviess County, answered from the record ### Who provides electricity in Jo Daviess County, Illinois? 3 utilities have service territory in Jo Daviess County in the EIA-861 2024 report: Commonwealth Edison Co, Jo-Carroll Energy, Inc, Scenic Rivers Energy Coop. The largest, Commonwealth Edison Co, charged residential customers 15.22¢/kWh on average in 2024. ### What power plants are in Jo Daviess County? 4 operating plants with 9 MW of capacity. The largest is IGS Stockton DG CSG (4 MW, solar). ### Are there data centers in Jo Daviess County? The SAVRN Data Center Map has no data center in Jo Daviess County. The nearest activity on record is next door in Dubuque County. ### Is Jo Daviess County adding jobs? Employers counted 7,551 jobs in 2025 against 7,173 in 2019 (+5.3%, BLS QCEW). Construction went from 450 to 638. ### Does Jo Daviess County have a data center moratorium? No county-level measure is on record for Jo Daviess County. Illinois has 28 local measures statewide, listed on the state page. --- Canonical: https://savrn.com/power-supply-chain-map/illinois/jo-daviess-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/).