# Greene County, Illinois: Power, Data Centers and the Local Economy

Home to Carrollton Township, White Hall Township and Carrollton

Greene 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. Greene County is home to Carrollton Township, White Hall Township, Carrollton and White Hall. Unemployment was 3.1% in August 2026, against 4.1% in 2019. Employers here counted 2,255 jobs in 2025, down 4.0% from 2019. Ameren Illinois Company is the largest utility serving Greene County, one of 4 with territory here. Its residential customers paid an average 15.26¢/kWh in 2024. 11,313 people live here, down 5.1% since 2020.

-4.0%
total jobs since 2019, now 2,255

15.26¢
per kWh for Ameren Illinois Company residential customers, 2024

11,313
residents, 2025

## Cities and towns in Greene County

Greene County is home to Carrollton Township, White Hall Township, Carrollton and White Hall.

Carrollton Township2,738 residents
White Hall Township2,384 residents
Carrollton2,349 residents
White Hall2,159 residents
Roodhouse Township1,764 residents
Roodhouse1,484 residents
Rockbridge Township1,476 residents
Greenfield997 residents
Kane Township725 residents
Bluffdale Township428 residents
Patterson Township382 residents
Linder Township304 residents
Rubicon Township282 residents
Kane274 residents
Athensville Township266 residents
Wrights Township212 residents
Woodville Township197 residents
Rockbridge170 residents
Walkerville Township155 residents
Eldred141 residents
Hillview91 residents
Wilmington86 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 Greene County

| Measure | Then | Now | Change | Rank in Illinois |
|---|---|---|---|---|
| Population (2020 → 2025) | 11,924 | 11,313 | ▼ 5.1% | 85th of 102 by size |
| Total jobs (2019 → 2025) | 2,348 | 2,255 | ▼ 4.0% | 71st of 102 by growth |
| Average annual pay (2019 → 2025) | $32,899 | $43,064 | ▲ 30.9% | — |
| Construction jobs (2019 → 2025) | 57 | 92 | ▲ 61.4% | — |
| Unemployment rate (2019 → August 2026) | 4.1% | 3.1% | ▼ 1.0pts | — |

## Who powers Greene County

### Utilities with service territory in Greene County

| Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales |
|---|---|---|---|---|---|
| Ameren Illinois Company | Investor Owned | Bundled | 1,060,894 | 15.26¢ | 28% |
| M J M Electric Cooperative Inc | — | — | — | — | — |
| Illinois Rural Electric Coop | — | — | — | — | — |
| City of Roodhouse - (IL) | — | — | — | — | — |

Customer counts, prices and sales shares cover each utility's whole system in the state, not only this county. Commercial sales include data centers.

No operating power plant is located in Greene County in the EIA-860M inventory. Its power comes over the grid from plants elsewhere.

## The Greene County labor market

| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 2,255 | $43,064 | 1.00 |
| Construction | 92 | $45,465 | 0.77 |

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 Greene County

No data center, local measure or delayed project is on record in Greene County. Illinois has 28 local measures on record statewide.

## Greene County and its neighbors

Of the 6 counties that border Greene County, Macoupin 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 |
|---|---|---|---|---|---|---|
| Greene County | 11,313 | ▼ 4.0% | — | — | — | — |
| Calhoun County](https://savrn.com/power-supply-chain-map/illinois/calhoun-county) | 4,300 | ▲ 4.5% | — | — | — | — |
| Jersey County](https://savrn.com/power-supply-chain-map/illinois/jersey-county) | 21,160 | ▲ 3.6% | 110 MW | — | — | — |
| Macoupin County](https://savrn.com/power-supply-chain-map/illinois/macoupin-county) | 43,748 | ▼ 3.6% | 226 MW | 5 MW | — | — |
| Morgan County](https://savrn.com/power-supply-chain-map/illinois/morgan-county) | 32,515 | ▲ 0.1% | 183 MW | — | — | — |
| Pike County](https://savrn.com/power-supply-chain-map/illinois/pike-county) | 14,231 | ▼ 3.9% | 78 MW | 1 MW | — | — |
| Scott County](https://savrn.com/power-supply-chain-map/illinois/scott-county) | 4,866 | ▼ 7.5% | 173 MW | — | — | — |

## More of Illinois

[All Illinois countiesThe state power page and county mapOpen →](https://savrn.com/power-supply-chain-map/illinois)[Macoupin County43,748 peopleOpen →](https://savrn.com/power-supply-chain-map/illinois/macoupin-county)[Morgan County32,515 peopleOpen →](https://savrn.com/power-supply-chain-map/illinois/morgan-county)[Jersey County21,160 peopleOpen →](https://savrn.com/power-supply-chain-map/illinois/jersey-county)[Pike County14,231 peopleOpen →](https://savrn.com/power-supply-chain-map/illinois/pike-county)[Scott County4,866 peopleOpen →](https://savrn.com/power-supply-chain-map/illinois/scott-county)

## Greene County, answered from the record

### Who provides electricity in Greene County, Illinois?

4 utilities have service territory in Greene County in the EIA-861 2024 report: Ameren Illinois Company, M J M Electric Cooperative Inc, Illinois Rural Electric Coop, City of Roodhouse - (IL). The largest, Ameren Illinois Company, charged residential customers 15.26¢/kWh on average in 2024.

### Are there data centers in Greene County?

The SAVRN Data Center Map has no data center in Greene County.

### Is Greene County adding jobs?

Employers counted 2,255 jobs in 2025 against 2,348 in 2019 (-4.0%, BLS QCEW). Construction went from 57 to 92.

### Does Greene County have a data center moratorium?

No county-level measure is on record for Greene County. Illinois has 28 local measures statewide, listed on the state page.

---
Canonical: https://savrn.com/power-supply-chain-map/illinois/greene-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/).