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State Municipal Index • OK
Oklahoma Property Tax Drift Index
State Avg Drift Score
58/100
Oklahoma Municipal Risk Briefing
State Comptroller & US Census Bureau (OK)August 2026
Oklahoma maintains an average TaxDrift Score of 58/100 across monitored jurisdictions. Overlapping municipal bond issuances and assessment equalization rollbacks determine local millage carrying costs under statutory rules.
Population
4,053,824
Avg Effective Tax Rate
1.1%
Total Tracked Muni Debt
$18.2B
Counties Monitored
12
Statutory Tax Caps & Voter-Approval Rules (OK)
Article X Section 8B caps annual fair cash value increases at 3% for homesteads.
Audited Counties in Oklahoma
Oklahoma County Tax Drift Leaderboard
0 Jurisdictions Audited| Rank | Jurisdiction | Drift Score | Risk Tier | Muni Debt / Cap | CAD Lag Spread | 3-Yr Tax Shock | Audit |
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