Charleston County, South Carolina (Charleston County, SC) — Property Tax, Reassessment & Investor NOI Guide
Charleston County, SC carries an effective property tax rate of 0.92% (South Carolina 6% Investment Assessment Ratio: Non-owner-occupied investment properties are assessed at 6% of fair market value (plus non-exempt school operating millage), roughly 2.5x–3x owner-occupied 4% taxes.) and an estimated annual hazard insurance benchmark of $890/$100K coverage. Prepared by Stephen R. Mannenbach (J.D., MBA · Licensed Arizona REALTOR® (ADRE #SA713873000 · HomeSmart LLC)).
Assessor & Acquisition Due-Diligence Notes
Reassessment Rule: South Carolina 6% Investment Assessment Ratio: Non-owner-occupied investment properties are assessed at 6% of fair market value (plus non-exempt school operating millage), roughly 2.5x–3x owner-occupied 4% taxes. · Transfer Tax Rule: Standard county deed recording & nominal transfer fee ($50–$350 flat or ≤0.20% of consideration)..
Underwrite post-acquisition tax bill using county millage calculator to prevent Year-2 escrow shortage.