Jefferson County, Indiana: Power, Data Centers and the Local Economy
Home to Madison Township, Madison and Hanover Township
Local rules on data centers are on the record in Jefferson County. Jefferson County is home to Madison Township, Madison, Hanover Township and Hanover. The Moratorium Tracker holds 1 local measure here (0 in force); the latest is “Data center moratorium process declined”. Construction employs 318, up 24.7% since 2019. Its power plants have 1,304 MW of capacity, 100% of it coal, the 10th largest fleet in Indiana. Employers here counted 12,834 jobs in 2025, up 3.6% from 2019.
Cities and towns in Jefferson County
Jefferson County is home to Madison Township, Madison, Hanover Township and Hanover.
Unincorporated communities (governed by the county): Canaan, Deputy, Kent.
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 Jefferson County
1st = the most. Ranks cover counties with a value on record.
| Measure | Then | Now | Change | Rank in Indiana |
|---|---|---|---|---|
| Population (2020 → 2025) | 33,091 | 33,279 | ▲ 0.6% | 51st of 92 by size |
| Total jobs (2019 → 2025) | 12,392 | 12,834 | ▲ 3.6% | 32nd of 92 by growth |
| Average annual pay (2019 → 2025) | $41,028 | $53,876 | ▲ 31.3% | — |
| Construction jobs (2019 → 2025) | 255 | 318 | ▲ 24.7% | 23rd of 68 by growth |
| Unemployment rate (2019 → August 2026) | 3.4% | 3.5% | ▲ 0.1pts | — |
| Generating capacity added since 2019 | — | 0 MW | — | |
| Generating capacity retired since 2019 | — | 0 MW | — |
Electrical contractors employ 9, at an average $34,952 a year. Duke Energy Indiana, LLC is the largest utility serving Jefferson County, one of 4 with territory here. Its residential customers paid an average 12.75¢/kWh in 2024, below the 14.63¢ median for Indiana utilities. Unemployment was 3.5% in August 2026, against 3.4% in 2019. 33,279 people live here, up 0.6% since 2020.
Who powers Jefferson County
Utilities with service territory in Jefferson County
| Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales |
|---|---|---|---|---|---|
| Duke Energy Indiana, LLC | Investor Owned | Bundled | 796,265 | 12.75¢ | 31% |
| Clark County Rural E M C - (IN) | Cooperative | Bundled | 27,103 | 14.63¢ | 14% |
| Southeastern Indiana R E M C | Cooperative | Bundled | 26,172 | 15.22¢ | 14% |
| Jackson County Rural E M C - (IN) | Cooperative | Bundled | 24,215 | 15.32¢ | 11% |
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 1
| Technology | Capacity | Share |
|---|---|---|
| Coal | 1,304 MW | 100% |
| Largest plants | Owner | Technology | MW | Since |
|---|---|---|---|---|
| Clifty Creek | Indiana-Kentucky Electric Corp | Coal | 1,304 MW | 1955 |
The Jefferson County labor market
| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 12,834 | $53,876 | 1.00 |
| Construction | 318 | $56,765 | 0.47 |
| Electrical contractors | 9 | $34,952 | 0.10 |
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 Jefferson County
Local measures 1
| Measure | Status | Date | |
|---|---|---|---|
| Data center moratorium process declined | Failed / vetoed | 2026-09 |
Jefferson County and its neighbors
Of the 7 counties that border Jefferson County, Trimble 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 |
|---|---|---|---|---|---|---|
| Jefferson County | 33,279 | ▲ 3.6% | 1,304 MW | — | — | 1 |
| Carroll County KY | 11,141 | ▲ 11.0% | 2,226 MW | — | 1 | — |
| Clark County | 130,451 | ▲ 11.2% | 6 MW | 200 MW | 1 | 1 |
| Jennings County | 27,622 | ▲ 4.0% | — | — | — | — |
| Ripley County | 29,434 | ▼ 13.0% | — | — | — | — |
| Scott County | 25,053 | ● 0.0% | 7 MW | — | — | — |
| Switzerland County | 10,037 | ▼ 22.5% | 78 MW | — | — | 1 |
| Trimble County KY | 8,701 | ▼ 7.5% | 2,594 MW | — | — | — |
More of Indiana
Jefferson County, answered from the record
Who provides electricity in Jefferson County, Indiana?
4 utilities have service territory in Jefferson County in the EIA-861 2024 report: Duke Energy Indiana, LLC, Clark County Rural E M C - (IN), Southeastern Indiana R E M C, Jackson County Rural E M C - (IN). The largest, Duke Energy Indiana, LLC, charged residential customers 12.75¢/kWh on average in 2024.
What county is Madison Township, IN in?
Madison Township is in Jefferson County, Indiana. About 18,077 people live there (2025 Census estimate).
What county is Madison, IN in?
Madison is in Jefferson County, Indiana. About 12,304 people live there (2025 Census estimate).
What power plants are in Jefferson County?
1 operating plant with 1,304 MW of capacity. The largest is Clifty Creek (1,304 MW, coal).
Are there data centers in Jefferson County?
The SAVRN Data Center Map has no data center in Jefferson County. The nearest activity on record is next door in Clark County.
Is Jefferson County adding jobs?
Employers counted 12,834 jobs in 2025 against 12,392 in 2019 (+3.6%, BLS QCEW). Construction went from 255 to 318.
Does Jefferson County have a data center moratorium?
The SAVRN Moratorium Tracker holds 1 local measure for Jefferson County, 0 in force.