Plain City, OH · Union County · 40.119°N 83.200°W

AWS Warner Road Campus (Jerome Township)

Amazon Web Services

Data centerOperationalLikely AI-specificReported

Key facts

Location: Plain City, OH, Union County
Capacity: —
Powered by: —
Announced: —
Last updated: 2026-07-19

Civic impact

Economics

Land: 92.78 acres

Community sentiment

Mixed

Jerome Township imposed a 9-month moratorium on new data-center development in September 2025 amid resident concerns; the existing AWS campuses continue operating.

Jerome Township puts pause on new data center development for nine months (Sep 2025) — confirms two operational AWS data centers in Jerome Township; AWS paid $1.1M Union County property tax in 2024

Status history

Operational2023
Union County Auditor records the Amazon Data Services Inc buildings as year built 2023-2024 (multiple buildings ~214k+214k+157k sq ft assessed, $36.7M appraised building value); site rezoned for a data center Feb 2021 (Marysville Journal-Tribune).
Union County Auditor building record (parcel 1500300200000 / 8567 Warner Rd — Amazon Data Services Inc, year built 2023-2024, multiple buildings ~214k+214k+157k sq ft, $36.7M appraised building value, 92.8 ac)

Location

Sources & data provenance

Reported: data based on credible news outlets or industry sources.

Last updated: 2026-07-19

Union County Auditor building record (parcel 1500300200000 / 8567 Warner Rd — Amazon Data Services Inc, year built 2023-2024, multiple buildings ~214k+214k+157k sq ft, $36.7M appraised building value, 92.8 ac)other
Union County Auditor GIS / AssessorRetrieved: 2026-07-19
Rezoning approved for Amazon data center (Feb 2021) — Jerome Township Trustees rezoned 99.5 acres on the south side of Warner Rd, west of Industrial Parkway, for an Amazon data centerpress
Marysville Journal-TribuneRetrieved: 2026-07-19
Jerome Township puts pause on new data center development for nine months (Sep 2025) — confirms two operational AWS data centers in Jerome Township; AWS paid $1.1M Union County property tax in 2024press
WOSU Public MediaRetrieved: 2026-07-19

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