Data Centers & Crypto Mining in Cass County, MO (2026)
3 rules for unincorporated Cass County, Missouri.
Verified from official government sources
Data Center Zoning & Siting
A data center in unincorporated Cass County needs a special use permit and cannot exceed 1,000 acres, 60% lot coverage, or 40 feet in height. Battery storage, generators and substations built on the same site face their own siting rules under the same permit.
Data Center Zoning in Cass County, MO
Significant RestrictionsCass County Code § 400.662(C), (E)(2), (E)(7)
C. Required Approvals. A special use permit is required for a data center and/or battery energy storage system/battery storage facility. Any proposed expansion of such facilities will require approval of a new special use permit. ... 2. Size. ... In order to maintain the rural character and preserve agricultural land the data center site shall: a. Be limited to no more than one thousand (1,000)...
Data Center Noise Limits
Data centers, generators and substations in unincorporated Cass County must keep sound pressure levels at or under 50 dBC measured at the property line, with a tighter obligation near homes, churches, daycares and schools, plus a licensed engineer's on-site sound affidavit before occupancy.
Data Center Noise Limits in Cass County, MO
Some RestrictionsCass County Code § 400.662(E)(5)(a), (E)(10)(d), (E)(16)
a. A greater setback may be required so that the SPL attributable to infrastructure of the data center property shall not exceed fifty (50) dBC at the subject property lines. ... d. ... The SPL attributable to infrastructure of the data center property shall not exceed fifty (50) dBC, as measured at all data center property line. For data centers located within five hundred (500) feet of any al...
Crypto Mining Rules
Cass County does not treat cryptocurrency mining as a separate use category: Section 400.662 folds bitcoin mining and commercial cryptocurrency mining into its definition of a data center, so any crypto server farm in unincorporated Cass County must clear the full data center special use permit process.
Crypto Mining Facility Rules in Cass County, MO
Significant RestrictionsCass County Code § 400.662(A)
COMMERCIAL CRYPTOCURRENCY MINING Means the commercial process by which cryptocurrency transactions are verified and added to the public ledger, known as the block chain, and also the means through which new units of cryptocurrencies are released, through the use of server farms or data centers employing data processing equipment. Any equipment requiring a high-density load service, for a server...
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