Mountain, Morris County — property tax & assessments
1,766 parcels in MOD-IV 2026 file. Rate shown is tax year 2025 (latest available — not yet matched to assessment year).
2026 revaluation/reassessment town — 2026 general tax rate not in our warehouse yet. Showing 2025 rate against 2026 assessments; YoY % is withheld until the matching rate posts.
2025 general tax rate: 2.299
Dollars per $100 of assessed value. Example on $300,000 net: $6,897/yr estimated. Assessment file year: 2026.
Prior year (2024) general rate: 2.388.