Warren County, Ohio: Power, Data Centers and the Local Economy
Home to Deerfield Township, Clear Creek Township and Mason
The data center boom is not abstract in Warren County: it is on the ground here. The SAVRN Data Center Map lists 4 data centers in Warren County. Warren County is home to Deerfield Township, Clear Creek Township, Mason and Hamilton Township. The Moratorium Tracker holds 1 local measure here (1 in force); the latest is “Six-month data center moratorium”. Construction employs 4,450, up 11.4% since 2019. 31 MW has retired here since 2019, including Lebanon (petroleum, 31 MW, 2019).
Cities and towns in Warren County
Warren County is home to Deerfield Township, Clear Creek Township, Mason and Hamilton Township.
And 3 smaller places.
- Springboro also extends into Montgomery County.
- Carlisle also extends into Montgomery County.
- Middletown also extends into Butler County.
- Loveland also extends into Hamilton County, Clermont County.
- Monroe also extends into Butler County.
Unincorporated communities (governed by the county): Five Points, Hunter, Kings Mills, Landen, Loveland Park, Roachester.
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 Warren County
1st = the most. Ranks cover counties with a value on record.
| Measure | Then | Now | Change | Rank in Ohio |
|---|---|---|---|---|
| Population (2020 → 2025) | 243,211 | 257,181 | ▲ 5.7% | 10th of 88 by size |
| Total jobs (2019 → 2025) | 97,028 | 102,347 | ▲ 5.5% | 20th of 88 by growth |
| Average annual pay (2019 → 2025) | $55,643 | $69,686 | ▲ 25.2% | — |
| Construction jobs (2019 → 2025) | 3,993 | 4,450 | ▲ 11.4% | 25th of 51 by growth |
| Data processing and hosting jobs (2019 → 2025) | 29 | 511 | ▲ 1662.1% | — |
| Unemployment rate (2019 → August 2026) | 3.5% | 3.2% | ▼ 0.3pts | — |
| Generating capacity added since 2019 | — | 20 MW | — | |
| Generating capacity retired since 2019 | — | 31 MW | — |
20 MW of that came online in 2019 or later, mostly solar. Employers here counted 102,347 jobs in 2025, up 5.5% from 2019. Its power plants have 20 MW of capacity, 100% of it solar. Electrical contractors employ 400, at an average $78,777 a year. Duke Energy Ohio Inc is the largest utility serving Warren County, one of 3 with territory here. Its residential customers paid an average 15.00¢/kWh in 2024, below the 15.40¢ median for Ohio utilities. Unemployment was 3.2% in August 2026, against 3.5% in 2019. 257,181 people live here, up 5.7% since 2020, 10th of 88 Ohio counties by population.
Who powers Warren County
Net change in operating capacity since 2019: −11 MW. Colors follow the fuel legend above.
Utilities with service territory in Warren County
| Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales |
|---|---|---|---|---|---|
| Duke Energy Ohio Inc | Investor Owned | Bundled | 693,435 | 15.00¢ | 26% |
| Dayton Power & Light Co | Investor Owned | Bundled | 478,741 | 15.32¢ | 20% |
| City of Lebanon - (OH) | Municipal | Bundled | 8,707 | 11.14¢ | 5% |
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 | 20 MW | 100% |
| Largest plants | Owner | Technology | MW | Since |
|---|---|---|---|---|
| CZ Solar Warren, LLC | CZ Solar Warren, LLC | Solar | 20 MW | 2024 |
Retired since 2019
| Plant | Technology | MW | Year |
|---|---|---|---|
| Lebanon | Petroleum | 31 MW | 2019 |
The Warren County labor market
| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 102,347 | $69,686 | 1.00 |
| Construction | 4,450 | $82,969 | 0.82 |
| Electrical contractors | 400 | $78,777 | 0.54 |
| Data processing and hosting | 511 | $176,745 | 1.61 |
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 Warren County
4 data centers in Warren County are on the SAVRN Data Center Map.
Local measures 1
| Measure | Status | Date | |
|---|---|---|---|
| Six-month data center moratorium | In force | 2026-09 |
Warren County and its neighbors
Of the 6 counties that border Warren County, Hamilton 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 |
|---|---|---|---|---|---|---|
| Warren County | 257,181 | ▲ 5.5% | 20 MW | — | 4 | 1 |
| Butler County | 400,128 | ▲ 3.6% | 2,084 MW | 10 MW | 2 | 1 |
| Clermont County | 216,977 | ▲ 5.6% | 84 MW | — | — | — |
| Clinton County | 42,301 | ▲ 5.4% | 50 MW | 300 MW | 3 | — |
| Greene County | 174,322 | ▲ 5.2% | 2 MW | 175 MW | — | — |
| Hamilton County | 838,418 | ▼ 1.2% | 1,238 MW | — | 13 | — |
| Montgomery County | 539,598 | ▼ 1.5% | 855 MW | 108 MW | 5 | 1 |
More of Ohio
Warren County, answered from the record
Who provides electricity in Warren County, Ohio?
3 utilities have service territory in Warren County in the EIA-861 2024 report: Duke Energy Ohio Inc, Dayton Power & Light Co, City of Lebanon - (OH). The largest, Duke Energy Ohio Inc, charged residential customers 15.00¢/kWh on average in 2024.
What county is Deerfield Township, OH in?
Deerfield Township is in Warren County, Ohio. About 43,979 people live there (2025 Census estimate).
What county is Clear Creek Township, OH in?
Clear Creek Township is in Warren County, Ohio. About 38,358 people live there (2025 Census estimate).
What county is Mason, OH in?
Mason is in Warren County, Ohio. About 35,834 people live there (2025 Census estimate).
What power plants are in Warren County?
1 operating plant with 20 MW of capacity. The largest is CZ Solar Warren, LLC (20 MW, solar).
Are there data centers in Warren County?
Yes. The SAVRN Data Center Map lists 4 data centers in Warren County.
Is Warren County adding jobs?
Employers counted 102,347 jobs in 2025 against 97,028 in 2019 (+5.5%, BLS QCEW). Construction went from 3,993 to 4,450.
Does Warren County have a data center moratorium?
The SAVRN Moratorium Tracker holds 1 local measure for Warren County, 1 in force.