# Johnson County, Kansas: Power, Data Centers and the Local Economy Home to Overland Park, Olathe and Shawnee The data center boom is not abstract in Johnson County: it is on the ground here. The SAVRN Data Center Map lists 14 data centers in Johnson County, 70% of Kansas's total. Johnson County is home to Overland Park, Olathe, Shawnee and Lenexa. 1 project is on the Delay Watchlist, including Project Pilot / Beale Infrastructure De Soto Campus. Construction employs 18,679, up 16.0% since 2019. Electrical contractors employ 2,140, up 22.1% since 2019 against up 23.4% statewide, at an average $90,236 a year. 14 data centers on the SAVRN Data Center Map, 70% of Kansas's +22.1% electrical contractor jobs since 2019, now 2,140 +5.3% total jobs since 2019, now 372,167 ## Cities and towns in Johnson County Johnson County is home to Overland Park, Olathe, Shawnee and Lenexa. Overland Park203,677 residents Olathe150,025 residents Shawnee69,848 residents Lenexa60,506 residents Leawood34,093 residents Gardner26,154 residents Prairie Village23,008 residents Merriam11,509 residents Mission10,125 residents De Soto7,083 residents Spring Hill6,730 residents · 62% of the city Roeland Park6,683 residents Aubry Township4,719 residents Fairway4,181 residents Mission Hills3,522 residents Gardner Township2,550 residents Oxford Township2,058 residents Spring Hill Township2,006 residents Edgerton1,744 residents Westwood1,720 residents Lexington Township1,512 residents McCamish Township999 residents Lake Quivira952 residents · 95% of the city Westwood Hills395 residents And 1 smaller places. - Spring Hill also extends into [Miami County](https://savrn.com/power-supply-chain-map/kansas/miami-county). 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 Johnson County | Measure | Then | Now | Change | Rank in Kansas | |---|---|---|---|---| | Population (2020 → 2025) | 611,129 | 636,906 | ▲ 4.2% | 1st of 105 by size | | Total jobs (2019 → 2025) | 353,498 | 372,167 | ▲ 5.3% | 17th of 105 by growth | | Average annual pay (2019 → 2025) | $58,612 | $77,972 | ▲ 33.0% | — | | Construction jobs (2019 → 2025) | 16,099 | 18,679 | ▲ 16.0% | 26th of 51 by growth | | Electrical contractor jobs (2019 → 2025) | 1,752 | 2,140 | ▲ 22.1% | — | | Power line construction jobs (2019 → 2025) | 213 | 357 | ▲ 67.6% | — | | Data processing and hosting jobs (2019 → 2025) | 871 | 1,398 | ▲ 60.5% | — | | Unemployment rate (2019 → August 2026) | 2.8% | 4.1% | ▲ 1.3pts | — | | Generating capacity added since 2019 | — | 0 MW | | — | | Generating capacity retired since 2019 | — | 0 MW | | — | Unemployment was 4.1% in August 2026, against 2.8% in 2019. Employers here counted 372,167 jobs in 2025, up 5.3% from 2019. Its power plants have 447 MW of capacity, 100% of it natural gas. Evergy Kansas Central, Inc is the largest utility serving Johnson County, one of 3 with territory here. Its residential customers paid an average 14.29¢/kWh in 2024, above the 13.97¢ median for Kansas utilities. 636,906 people live here, up 4.2% since 2020, 1st of 105 Kansas counties by population. ## Who powers Johnson County ### Utilities with service territory in Johnson County | Utility | Ownership | Service | Residential customers (systemwide) | Residential price, 2024 | Commercial share of sales | |---|---|---|---|---|---| | Evergy Kansas Central, Inc | Investor Owned | Bundled | 341,806 | 14.29¢ | 44% | | Evergy Metro | Investor Owned | Bundled | 244,555 | 13.13¢ | 51% | | City of Gardner - (KS) | — | — | — | — | — | 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 | Technology | Capacity | Share | |---|---|---| | Natural gas | 447 MW | 100% | | Largest plants | Owner | Technology | MW | Since | |---|---|---|---|---| | West Gardner | Evergy Metro | Natural gas | 408 MW | 2003 | | Gardner Energy Center | City of Gardner - (KS) | Natural gas | 39 MW | 1990 | ## The Johnson County labor market | Industry (2025) | Jobs | Average pay | Concentration vs U.S. | |---|---|---|---| | All industries | 372,167 | $77,972 | 1.00 | | Construction | 18,679 | $91,470 | 0.95 | | Electrical contractors | 2,140 | $90,236 | 0.80 | | Power and communication line construction | 357 | $87,038 | 0.59 | | Electric utilities | 435 | $121,649 | 0.43 | | Data processing and hosting | 1,398 | $155,440 | 1.21 | 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 Johnson County 14 data centers in Johnson County are on the SAVRN Data Center Map. ### Delay Watchlist | Project | Status | Cause | MW | |---|---|---|---| | Project Pilot / Beale Infrastructure De Soto Campus | approved expanded amid opposition | community oppositionnoise regulation review | — | ## Johnson County and its neighbors Of the 7 counties that border Johnson County, Jackson 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 | |---|---|---|---|---|---|---| | Johnson County | 636,906 | ▲ 5.3% | 447 MW | — | 14 | — | | Cass County](https://savrn.com/power-supply-chain-map/missouri/cass-county) MO | 115,859 | ▲ 16.3% | 1,095 MW | — | — | — | | Douglas County](https://savrn.com/power-supply-chain-map/kansas/douglas-county) | 120,920 | ▲ 2.3% | 540 MW | — | — | 1 | | Franklin County](https://savrn.com/power-supply-chain-map/kansas/franklin-county) | 26,299 | ▲ 8.7% | 19 MW | — | — | 1 | | Jackson County](https://savrn.com/power-supply-chain-map/missouri/jackson-county) MO | 732,994 | ● 0.0% | 2,018 MW | — | 16 | 2 | | Leavenworth County](https://savrn.com/power-supply-chain-map/kansas/leavenworth-county) | 84,590 | ▲ 3.9% | — | — | — | 1 | | Miami County](https://savrn.com/power-supply-chain-map/kansas/miami-county) | 36,240 | ▲ 8.2% | 119 MW | — | — | 1 | | Wyandotte County](https://savrn.com/power-supply-chain-map/kansas/wyandotte-county) | 170,597 | ▲ 3.5% | 510 MW | — | — | — | ## More of Kansas [All Kansas countiesThe state power page and county mapOpen →](https://savrn.com/power-supply-chain-map/kansas)[Wyandotte County170,597 peopleOpen →](https://savrn.com/power-supply-chain-map/kansas/wyandotte-county)[Douglas County120,920 peopleOpen →](https://savrn.com/power-supply-chain-map/kansas/douglas-county)[Leavenworth County84,590 peopleOpen →](https://savrn.com/power-supply-chain-map/kansas/leavenworth-county)[Miami County36,240 peopleOpen →](https://savrn.com/power-supply-chain-map/kansas/miami-county)[Franklin County26,299 peopleOpen →](https://savrn.com/power-supply-chain-map/kansas/franklin-county) ## Johnson County, answered from the record ### Who provides electricity in Johnson County, Kansas? 3 utilities have service territory in Johnson County in the EIA-861 2024 report: Evergy Kansas Central, Inc, Evergy Metro, City of Gardner - (KS). The largest, Evergy Kansas Central, Inc, charged residential customers 14.29¢/kWh on average in 2024. ### What county is Overland Park, KS in? Overland Park is in Johnson County, Kansas. About 203,677 people live there (2025 Census estimate). ### What county is Olathe, KS in? Olathe is in Johnson County, Kansas. About 150,025 people live there (2025 Census estimate). ### What county is Shawnee, KS in? Shawnee is in Johnson County, Kansas. About 69,848 people live there (2025 Census estimate). ### What power plants are in Johnson County? 2 operating plants with 447 MW of capacity. The largest is West Gardner (408 MW, natural gas). ### Are there data centers in Johnson County? Yes. The SAVRN Data Center Map lists 14 data centers in Johnson County. ### Is Johnson County adding jobs? Employers counted 372,167 jobs in 2025 against 353,498 in 2019 (+5.3%, BLS QCEW). Construction went from 16,099 to 18,679. ### Does Johnson County have a data center moratorium? No county-level measure is on record for Johnson County. Kansas has 24 local measures statewide, listed on the state page. --- Canonical: https://savrn.com/power-supply-chain-map/kansas/johnson-county Updated: 2026-10-08. Refreshed weekly by SAVRN from EIA, BLS, BEA, Census and the SAVRN trackers. License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).