St. Louis, MO CAM Reconciliation Guide
Vacancy rates, property tax system, operating expense benchmarks, and market-specific CAM billing considerations for St. Louis, MO commercial landlords.
Current Vacancy Rates
Source: CBRE/JLL Q4 2025 Market Reports
Average CAM per Square Foot
Property Tax System
St. Louis City Assessor / St. Louis County Assessor
File appeal with County Board of Equalization by July (reassessment in odd years in MO). Can appeal to State Tax Commission. Independent city operates separately from county.
~2.0-3.0% effective rate (32% commercial assessment ratio; independent city rates differ from county)
Key Submarkets
CAM Billing Considerations
- St. Louis City is an independent city — not part of St. Louis County (unique in US)
- High vacancy and population decline create persistent assessment challenges
- Missouri Hancock Amendment limits tax revenue increases
- TIF district usage is extensive, creating tax flow-through complexity
- Tornado/severe weather insurance costs in metro area
BOMA St. Louis
Market Context
St. Louis's unique status as an independent city (separate from St. Louis County) creates a jurisdictional split that exists almost nowhere else in the US, with different tax rates, assessment practices, and appeal processes.
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