This page contains overviews of property assessment methodologies used by the Office of Property Assessment (OPA).
| Name | Description | Released | Format |
|---|---|---|---|
| Tax Year 2027 Mass Appraisal Valuation Methodology – Summary PDF | A summary of the mass appraisal valuation methodology used for tax year 2027. | June 29, 2026 | |
| Tax Year 2027 Mass Appraisal Valuation Methodology PDF | An overview of the mass appraisal valuation methodology used for tax year 2027. | June 29, 2026 | |
| Tax Year 2027 Reassessment Zone Map PDF | A map of the geographic zones used in the tax year 2027 valuation. | July 10, 2026 | |
| Tax Year 2027 Reassessment GMA Map PDF | A map of the Geographic Market Areas used in the tax year 2027 valuation. | July 10, 2026 | |
| Tax Year 2025 Mass Appraisal Valuation Methodology – Summary PDF | A summary of the mass appraisal valuation methodology used for tax year 2025. | September 20, 2024 | |
| Tax Year 2025 Mass Appraisal Valuation Methodology PDF | An overview of the mass appraisal valuation methodology used for tax year 2025. | September 20, 2024 | |
| Tax Year 2025 Reassessment Zone Map PDF | A map of the geographic zones used in the tax year 2025 valuation. | September 20, 2024 | |
| Tax Year 2025 Reassessment GMA Map PDF | A map of the Geographic Market Areas (GMAs) used in the tax year 2025 valuation. | September 20, 2024 |