Miami County, Ohio: Power, Data Centers and the Local Economy
Home to Concord Township, Troy and Piqua
Miami 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. Miami County is home to Concord Township, Troy, Piqua and Monroe Township. Next door, Montgomery County has 5 data centers. 13 MW of that came online in 2019 or later, mostly solar. Unemployment was 3.1% in August 2026, against 3.8% in 2019. Its power plants have 51 MW of capacity, 72% of it petroleum.
Cities and towns in Miami County
Miami County is home to Concord Township, Troy, Piqua and Monroe Township.
And 1 smaller places.
- Huber Heights also extends into Montgomery County.
- Bradford also extends into Darke County.
Unincorporated communities (governed by the county): Brandt.
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 Miami County
1st = the most. Ranks cover counties with a value on record.
| Measure | Then | Now | Change | Rank in Ohio |
|---|---|---|---|---|
| Population (2020 → 2025) | 108,974 | 112,634 | ▲ 3.4% | 25th of 88 by size |
| Total jobs (2019 → 2025) | 40,920 | 41,783 | ▲ 2.1% | 38th of 88 by growth |
| Average annual pay (2019 → 2025) | $44,406 | $57,484 | ▲ 29.5% | — |
| Unemployment rate (2019 → August 2026) | 3.8% | 3.1% | ▼ 0.7pts | — |
| Generating capacity added since 2019 | — | 13 MW | — | |
| Generating capacity retired since 2019 | — | 0 MW | — |
Employers here counted 41,783 jobs in 2025, up 2.1% from 2019. Ohio Edison Co is the largest utility serving Miami 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. 112,634 people live here, up 3.4% since 2020.
Who powers Miami County
Net change in operating capacity since 2019: +13 MW. Colors follow the fuel legend above.
Utilities with service territory in Miami 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% |
| 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% |
| City of Piqua - (OH) | Municipal | Bundled | 9,829 | 12.85¢ | 30% |
| City of Tipp City - (OH) | — | — | — | — | — |
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 3
| Technology | Capacity | Share |
|---|---|---|
| Petroleum | 36 MW | 72% |
| Solar | 14 MW | 28% |
| Largest plants | Owner | Technology | MW | Since |
|---|---|---|---|---|
| Piqua Power Plant | City of Piqua - (OH) | Petroleum | 36 MW | 1972 |
| DG AMP Solar Piqua Manier | DG AMP Solar, LLC | Solar | 13 MW | 2019 |
| DG AMP Solar Piqua Staunton | DG AMP Solar, LLC | Solar | 2 MW | 2018 |
The Miami County labor market
| Industry (2025) | Jobs | Average pay | Concentration vs U.S. |
|---|---|---|---|
| All industries | 41,783 | $57,484 | 1.00 |
| Data processing and hosting | 18 | $84,266 | 0.14 |
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 Miami County
No data center, local measure or delayed project is on record in Miami County. Ohio has 105 local measures on record statewide, and 3 neighboring counties have one: Champaign County, Clark County, Montgomery County.
Miami County and its neighbors
Of the 5 counties that border Miami 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 |
|---|---|---|---|---|---|---|
| Miami County | 112,634 | ▲ 2.1% | 51 MW | — | — | — |
| Champaign County | 38,820 | ▲ 4.5% | 144 MW | — | — | 1 |
| Clark County | 135,340 | ▼ 4.7% | 2 MW | — | 1 | 1 |
| Darke County | 51,520 | ▲ 0.3% | 248 MW | — | — | — |
| Montgomery County | 539,598 | ▼ 1.5% | 855 MW | 108 MW | 5 | 1 |
| Shelby County | 48,065 | ▼ 4.4% | 17 MW | — | 1 | — |
More of Ohio
Miami County, answered from the record
Who provides electricity in Miami County, Ohio?
5 utilities have service territory in Miami County in the EIA-861 2024 report: Ohio Edison Co, Dayton Power & Light Co, Pioneer Rural Elec Coop, Inc - (OH), City of Piqua - (OH). The largest, Ohio Edison Co, charged residential customers 16.18¢/kWh on average in 2024.
What county is Concord Township, OH in?
Concord Township is in Miami County, Ohio. About 32,597 people live there (2025 Census estimate).
What county is Troy, OH in?
Troy is in Miami County, Ohio. About 27,344 people live there (2025 Census estimate).
What county is Piqua, OH in?
Piqua is in Miami County, Ohio. About 21,064 people live there (2025 Census estimate).
What power plants are in Miami County?
3 operating plants with 51 MW of capacity. The largest is Piqua Power Plant (36 MW, petroleum).
Are there data centers in Miami County?
The SAVRN Data Center Map has no data center in Miami County. The nearest activity on record is next door in Montgomery County.
Is Miami County adding jobs?
Employers counted 41,783 jobs in 2025 against 40,920 in 2019 (+2.1%, BLS QCEW).
Does Miami County have a data center moratorium?
No county-level measure is on record for Miami County. Ohio has 105 local measures statewide, listed on the state page.