SIGNALDATAInsights. For the People.
Preview
Data center campus · Duncan Plains Road at Clover Valley Road, Johnstown, Licking County, Ohio

Cologix Johnstown data center campus

Approved as of June 1, 2026

Cologix bought 154 acres in Johnstown in 2024 for a planned eight-building campus of up to 800 MW. The state approved a sales-tax break for its first phase in June 2026. Also known as: COL7, COL8.

Cite← Ohio data centers
Adams CountyAllen CountyAshland CountyAshtabula CountyAthens CountyAuglaize CountyBelmont CountyBrown CountyButler CountyCarroll CountyChampaign CountyClark CountyClermont CountyClinton CountyColumbiana CountyCoshocton CountyCrawford CountyCuyahoga CountyDarke CountyDefiance CountyDelaware CountyErie CountyFairfield CountyFayette CountyFranklin CountyFulton CountyGallia CountyGeauga CountyGreene CountyGuernsey CountyHamilton CountyHancock CountyHardin CountyHarrison CountyHenry CountyHighland CountyHocking CountyHolmes CountyHuron CountyJackson CountyJefferson CountyKnox CountyLake CountyLawrence CountyLicking CountyLogan CountyLorain CountyLucas CountyMadison CountyMahoning CountyMarion CountyMedina CountyMeigs CountyMercer CountyMiami CountyMonroe CountyMontgomery CountyMorgan CountyMorrow CountyMuskingum CountyNoble CountyOttawa CountyPaulding CountyPerry CountyPickaway CountyPike CountyPortage CountyPreble CountyPutnam CountyRichland CountyRoss CountySandusky CountyScioto CountySeneca CountyShelby CountyStark CountySummit CountyTrumbull CountyTuscarawas CountyUnion CountyVan Wert CountyVinton CountyWarren CountyWashington CountyWayne CountyWilliams CountyWood CountyWyandot CountyCologix Johnstown data center campus · Approved · 800 MW
Power800MW reported · stated
Floor area2,000,000sq ft
Site154acres

Who is behind it

ProjectCologix Johnstown data center campusAlso: COL7, COL8
Developer and teamCologix (through Cologix, Inc)
End userNot found in the recordsNot yet named in any record or credited report we have found.

The record, newest first

  1. Cologix's site lists COL7 at 12017 Duncan Plains Road and COL8 at 11719 Duncan Plains Road in Johnstown, both offered for pre-leasing. (Cologix, Oct. 19, 2026)

  2. The Ohio Tax Credit Authority votes 3-0 (two abstentions) for a 10-year, 50% data center sales-tax exemption covering Cologix's Johnstown and Orange Township projects; Cologix commits to 90 new jobs. (Ohio Tax Credit Authority (Ohio Department of Development), June 1, 2026; Signal Ohio, June 1, 2026)

  3. Cologix announced it had bought about 154 acres in Johnstown for eight data centers totaling about 2 million square feet, with first-phase work expected in 2025. (Cologix, Nov. 20, 2024; The Columbus Dispatch (via AOL), Nov. 20, 2024)

Conflicts and open questions

  • Coordinates from a Census geocode of COL7's address, 12017 Duncan Plains Road NW (address from Cologix's site).
  • The Dispatch reported the land was bought in September 2024 from Johnstown Land Co., a New Albany Co. affiliate, for $45 million, per county records.
  • Signal Ohio gives the site as 150 acres; Cologix gives 154 acres.

The full record

Status note
The state Tax Credit Authority approved a sales-tax exemption on June 1, 2026. Cologix's site lists COL7 and COL8 in Johnstown and offers them for pre-leasing. We found no record confirming construction has started.
Power note
Cologix says up to 800 MW at full build-out. Signal Ohio reports the state-incentive phase starts at 75 MW and could reach 176 MW.
Evidence
Primary public records
Size class
50 MW or more (tracker scope)
Map position approximate, from the reported address or area. Updated Oct. 17, 2026.