Clark County, Ohio: Power, Data Centers and the Local Economy
Home to Springfield, Bethel Township and Moorefield Township
The data center boom is not abstract in Clark County: it is on the ground here. The SAVRN Data Center Map lists 1 data center in Clark County. Clark County is home to Springfield, Bethel Township, Moorefield Township and Springfield Township. The Moratorium Tracker holds 1 local measure here (1 in force); the latest is “City of Springfield (Clark County) data center moratorium”. Electrical contractors employ 176, up 51.7% since 2019 against up 37.0% statewide, at an average $61,188 a year. Employers here counted 45,578 jobs in 2025, down 4.7% from 2019.
Cities and towns in Clark County
Clark County is home to Springfield, Bethel Township, Moorefield Township and Springfield Township.
Unincorporated communities (governed by the county): Crystal Lakes, Green Meadows, Holiday Valley, Lawrenceville, Medway, Northridge, Park Layne.
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 Clark County
1st = the most. Ranks cover counties with a value on record.
| Measure | Then | Now | Change | Rank in Ohio |
|---|---|---|---|---|
| Population (2020 → 2025) | 135,888 | 135,340 | ▼ 0.4% | 21st of 88 by size |
| Total jobs (2019 → 2025) | 47,819 | 45,578 | ▼ 4.7% | 75th of 88 by growth |
| Average annual pay (2019 → 2025) | $42,017 | $53,261 | ▲ 26.8% | — |
| Electrical contractor jobs (2019 → 2025) | 116 | 176 | ▲ 51.7% | — |
| Data processing and hosting jobs (2019 → 2025) | 4 | 14 | ▲ 250.0% | — |
| Unemployment rate (2019 → August 2026) | 4.4% | 3.8% | ▼ 0.6pts | — |
| Generating capacity added since 2019 | — | 0 MW | — | |
| Generating capacity retired since 2019 | — | 0 MW | — |
Its power plants have 2 MW of capacity, 100% of it solar. Unemployment was 3.8% in August 2026, against 4.4% in 2019. Ohio Edison Co is the largest utility serving Clark County, one of 5 with territory here. Its residential customers paid an average 16.18¢/kWh in 2024, above the 15.40¢ median for Ohio utilities. 135,340 people live here, down 0.4% since 2020.
Who powers Clark County
Utilities with service territory in Clark County
| Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales |
|---|---|---|---|---|---|
| Ohio Edison Co | Investor Owned | Bundled | 957,780 | 16.18¢ | 18% |
| Duke Energy Ohio Inc | Investor Owned | Bundled | 693,435 | 15.00¢ | 26% |
| Dayton Power & Light Co | Investor Owned | Bundled | 478,741 | 15.32¢ | 20% |
| Pioneer Rural Elec Coop, Inc - (OH) | Cooperative | Bundled | 16,310 | 16.18¢ | 6% |
| South Vienna Corporation | — | — | — | — | — |
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 |
|---|---|---|
| Solar | 2 MW | 100% |
| Largest plants | Owner | Technology | MW | Since |
|---|---|---|---|---|
| Springfield Solar LLC | Laurel Capital Partners | Solar | 2 MW | 2012 |
The Clark County labor market
| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 45,578 | $53,261 | 1.00 |
| Electrical contractors | 176 | $61,188 | 0.54 |
| Data processing and hosting | 14 | $157,413 | 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 Clark County
1 data center in Clark County is on the SAVRN Data Center Map.
Local measures 1
| Measure | Status | Date | |
|---|---|---|---|
| City of Springfield (Clark County) data center moratorium | In force | 2026-06 |
Clark County and its neighbors
Of the 5 counties that border Clark County, Montgomery 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 |
|---|---|---|---|---|---|---|
| Clark County | 135,340 | ▼ 4.7% | 2 MW | — | 1 | 1 |
| Champaign County | 38,820 | ▲ 4.5% | 144 MW | — | — | 1 |
| Greene County | 174,322 | ▲ 5.2% | 2 MW | 175 MW | — | — |
| Madison County | 46,985 | ▲ 34.9% | 957 MW | 155 MW | — | — |
| Miami County | 112,634 | ▲ 2.1% | 51 MW | — | — | — |
| Montgomery County | 539,598 | ▼ 1.5% | 855 MW | 108 MW | 5 | 1 |
More of Ohio
Clark County, answered from the record
Who provides electricity in Clark County, Ohio?
5 utilities have service territory in Clark County in the EIA-861 2024 report: Ohio Edison Co, Duke Energy Ohio Inc, Dayton Power & Light Co, Pioneer Rural Elec Coop, Inc - (OH). The largest, Ohio Edison Co, charged residential customers 16.18¢/kWh on average in 2024.
What county is Springfield, OH in?
Springfield is in Clark County, Ohio. About 58,281 people live there (2025 Census estimate).
What county is Bethel Township, OH in?
Bethel Township is in Clark County, Ohio. About 17,987 people live there (2025 Census estimate).
What county is Moorefield Township, OH in?
Moorefield Township is in Clark County, Ohio. About 12,578 people live there (2025 Census estimate).
What power plants are in Clark County?
1 operating plant with 2 MW of capacity. The largest is Springfield Solar LLC (2 MW, solar).
Are there data centers in Clark County?
Yes. The SAVRN Data Center Map lists 1 data center in Clark County.
Is Clark County adding jobs?
Employers counted 45,578 jobs in 2025 against 47,819 in 2019 (-4.7%, BLS QCEW).
Does Clark County have a data center moratorium?
The SAVRN Moratorium Tracker holds 1 local measure for Clark County, 1 in force.