Montgomery County, Ohio: Power, Data Centers and the Local Economy
Home to Dayton, Washington Township and Kettering
Montgomery County is one of the places the data center build-out is physically happening. The SAVRN Data Center Map lists 5 data centers in Montgomery County. Montgomery County is home to Dayton, Washington Township, Kettering and Miami Township. The Moratorium Tracker holds 1 local measure here (1 in force); the latest is “Washington Township (Montgomery County) data center moratorium”. 108 MW of new generation is planned here across 1 unit, led by RWE Clean Energy (solar). 108 MW of it is already under construction or built. Electrical contractors employ 2,160, up 36.1% since 2019 against up 37.0% statewide, at an average $85,731 a year.
Cities and towns in Montgomery County
Montgomery County is home to Dayton, Washington Township, Kettering and Miami Township.
And 7 smaller places.
- Kettering also extends into Greene County.
- Huber Heights also extends into Miami County.
- Springboro also extends into Warren County.
- Carlisle also extends into Warren County.
- Verona also extends into Preble County.
Unincorporated communities (governed by the county): Drexel, Fort McKinley, Shiloh.
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 Montgomery County
1st = the most. Ranks cover counties with a value on record.
| Measure | Then | Now | Change | Rank in Ohio |
|---|---|---|---|---|
| Population (2020 → 2025) | 537,115 | 539,598 | ▲ 0.5% | 4th of 88 by size |
| Total jobs (2019 → 2025) | 255,736 | 251,925 | ▼ 1.5% | 57th of 88 by growth |
| Average annual pay (2019 → 2025) | $49,227 | $63,788 | ▲ 29.6% | — |
| Construction jobs (2019 → 2025) | 9,519 | 10,841 | ▲ 13.9% | 23rd of 51 by growth |
| Electrical contractor jobs (2019 → 2025) | 1,587 | 2,160 | ▲ 36.1% | — |
| Data processing and hosting jobs (2019 → 2025) | 66 | 169 | ▲ 156.1% | — |
| Unemployment rate (2019 → August 2026) | 4.2% | 3.9% | ▼ 0.3pts | — |
| Generating capacity added since 2019 | — | 1 MW | — | |
| Generating capacity retired since 2019 | — | 0 MW | — | |
| Planned generation (Aug 2026) | — | 108 MW | 13% of today's fleet | 13th of 22 by size |
Construction employs 10,841, up 13.9% since 2019. Its power plants have 855 MW of capacity, 97% of it natural gas. 1 MW of that came online in 2019 or later, mostly solar. Duke Energy Ohio Inc is the largest utility serving Montgomery County, one of 4 with territory here. Its residential customers paid an average 15.00¢/kWh in 2024, below the 15.40¢ median for Ohio utilities. Employers here counted 251,925 jobs in 2025, down 1.5% from 2019. Unemployment was 3.9% in August 2026, against 4.2% in 2019. 539,598 people live here, up 0.5% since 2020, 4th of 88 Ohio counties by population.
Who powers Montgomery County
Net change in operating capacity since 2019: +1 MW. Colors follow the fuel legend above.
Utilities with service territory in Montgomery 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% |
| Pioneer Rural Elec Coop, Inc - (OH) | Cooperative | Bundled | 16,310 | 16.18¢ | 6% |
| Butler Rural Electric Coop Inc - (OH) | Cooperative | Bundled | 11,374 | 18.16¢ | 7% |
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 5
| Technology | Capacity | Share |
|---|---|---|
| Natural gas | 828 MW | 97% |
| Petroleum | 24 MW | 3% |
| Solar | 2 MW | 0% |
| Largest plants | Owner | Technology | MW | Since |
|---|---|---|---|---|
| Tait Electric Generating Station | Kimura Power LLC | Natural gas | 681 MW | 1967 |
| Yankee Street | Kimura Power LLC | Natural gas | 127 MW | 1969 |
| O H Hutchings | Kimura Power LLC | Natural gas | 33 MW | 1968 |
| Monument | Kimura Power LLC | Petroleum | 14 MW | 1968 |
| Solvita | IGS Solar I, LLC | Solar | 1 MW | 2025 |
Planned generation 1
| Plant | Technology | MW | Status | Year | Owner |
|---|---|---|---|---|---|
| Union Ridge Solar | Solar Photovoltaic | 108 MW | Built, not yet operating | 2026 | RWE Clean Energy |
The Montgomery County labor market
| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 251,925 | $63,788 | 1.00 |
| Construction | 10,841 | $84,402 | 0.81 |
| Electrical contractors | 2,160 | $85,731 | 1.19 |
| Data processing and hosting | 169 | $109,069 | 0.22 |
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 Montgomery County
5 data centers in Montgomery County are on the SAVRN Data Center Map.
Local measures 1
| Measure | Status | Date | |
|---|---|---|---|
| Washington Township (Montgomery County) data center moratorium | In force | 2026-04 |
Montgomery County and its neighbors
Of the 7 counties that border Montgomery County, Butler 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 |
|---|---|---|---|---|---|---|
| Montgomery County | 539,598 | ▼ 1.5% | 855 MW | 108 MW | 5 | 1 |
| Butler County | 400,128 | ▲ 3.6% | 2,084 MW | 10 MW | 2 | 1 |
| Clark County | 135,340 | ▼ 4.7% | 2 MW | — | 1 | 1 |
| Darke County | 51,520 | ▲ 0.3% | 248 MW | — | — | — |
| Greene County | 174,322 | ▲ 5.2% | 2 MW | 175 MW | — | — |
| Miami County | 112,634 | ▲ 2.1% | 51 MW | — | — | — |
| Preble County | 40,664 | ▲ 8.4% | — | — | — | — |
| Warren County | 257,181 | ▲ 5.5% | 20 MW | — | 4 | 1 |
More of Ohio
Montgomery County, answered from the record
Who provides electricity in Montgomery County, Ohio?
4 utilities have service territory in Montgomery County in the EIA-861 2024 report: Duke Energy Ohio Inc, Dayton Power & Light Co, Pioneer Rural Elec Coop, Inc - (OH), Butler Rural Electric Coop Inc - (OH). The largest, Duke Energy Ohio Inc, charged residential customers 15.00¢/kWh on average in 2024.
What county is Dayton, OH in?
Dayton is in Montgomery County, Ohio. About 136,688 people live there (2025 Census estimate).
What county is Washington Township, OH in?
Washington Township is in Montgomery County, Ohio. About 63,075 people live there (2025 Census estimate).
What county is Kettering, OH in?
Kettering is in Montgomery County, Ohio. About 56,666 people live there (2025 Census estimate).
What power plants are in Montgomery County?
5 operating plants with 855 MW of capacity. The largest is Tait Electric Generating Station (681 MW, natural gas).
How much new power is planned in Montgomery County?
108 MW across 1 units in the August 2026 EIA-860M inventory, 108 MW of it under construction or built. The largest owner is RWE Clean Energy.
Are there data centers in Montgomery County?
Yes. The SAVRN Data Center Map lists 5 data centers in Montgomery County.
Is Montgomery County adding jobs?
Employers counted 251,925 jobs in 2025 against 255,736 in 2019 (-1.5%, BLS QCEW). Construction went from 9,519 to 10,841.
Does Montgomery County have a data center moratorium?
The SAVRN Moratorium Tracker holds 1 local measure for Montgomery County, 1 in force.