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FIPS: 13067•Rank #80 National•Rank #1 in GA
Cobb County, GA
Forward-Looking Municipal Debt, Assessment Lag & Carrying Cost Audit
Elevated Tax Drift Risk
96% Conf.
Tax Drift Index
55/ 100
Elevated Drift Risk
Cobb County Executive Risk Briefing
MSRB EMMA Disclosures & US Census BureauAugust 2026
Cobb County carries a Elevated Tax Drift Score (55/100) based on $6,400 in overlapping municipal debt per capita and a +22.5% CAD assessment lag spread. Projected 3-year millage escalation of +0.14% (+14 bps) indicates an estimated +$1,341/yr escrow adjustment on median-priced properties.
Median Home: $425,000Median Income: $91,000Effective Tax: 1.1%
Municipal Debt Per Capita
$6,400
7.0% of Median Income
CAD Valuation Lag
+22.5%
Assessed Value trailing Market HPI
3-Yr Millage Escalation
+14 bps
Effective Rate: 1.1% → 1.2%
Projected Annual Escrow Shock
+$1,341/yr
Estimated on median assessed home
Overlapping Taxing Jurisdictions & Debt Obligations
Breakdown of autonomous debt issuers assessing ad valorem property taxes on parcels within Cobb County.
| Entity Name | Entity Type | Outstanding Bond Debt | Debt / Student or Cap | Adopted Millage |
|---|---|---|---|---|
| Cobb County School District | ISD | $1.6B | $15,400 | 89.000% |
5-Year Historical Drift Score & Effective Rate Trajectory
2022
48
1.0% eff.
2023
51
1.0% eff.
2024
52
1.0% eff.
2025
54
1.0% eff.
2026
55
1.1% eff.
Statutory Constraint & Legislative Policy
Cobb County senior school tax exemptions shift a greater proportion of the property tax burden onto non-homestead properties.
Data Provenance & Audit Citations