The Fair Share Report
20 Halstead Rd
Mendham, NJ 07945
The town corrects for market drift once a year — but only on average. This report measures whether this house drifted with the herd or away from it.
This home's full record →Check another house →
Step 1 · Market value
Likely range $1,063,852 – $1,482,096, from 12 comparable Mendham sales in the past 18 months, at this home's 3,255 sq ft.
Step 2 · The Director's Ratio
The state's official measure of how far Mendham assessments sit below market value — republished every October, applied town-wide. A $1,242,663 home should be assessed near $892,356.
Step 3 · Assessed value
Set at the last town-wide revaluation and mostly frozen since. That's $171,356 below what the ratio math suggests (19.2%).
Step 4 · The tax rate — same for every Mendham home
$1.661 Schools · 66% $0.302 County · 12% $0.563 Town · 22%
Step 5 · The bill
This home vs. every recent Mendham sale · assessed ÷ market
43%88%
Paying about right
This home's ratio lands inside Mendham's normal band. The drift hasn't singled it out — no case for a tax appeal.
The evidence · comparable sales (SR1A usable-sale records)
| Address | Sold | Price | Sq ft | Ratio |
|---|---|---|---|---|
| 79 MOUNTAIN AVE | 2025-05 | $870,000 | 3,346 | 67.0% |
| 44 E MAIN ST | 2025-04 | $1,275,000 | 3,137 | 60.5% |
| 301 HILLTOP RD | 2026-05 | $1,375,000 | 4,207 | 83.6% |
| 30 E MAIN ST | 2025-05 | $550,000 | 3,172 | 104.5% |
| 49 HARDSCRABBLE RD | 2025-03 | $1,585,000 | 3,481 | 79.2% |
| 2 FARM HOUSE LN | 2025-06 | $1,431,000 | 4,102 | 65.4% |
| 23 DRAKE RD | 2025-09 | $1,100,000 | 2,919 | 56.6% |
| 21 PLEASANT VALLEY RD | 2025-08 | $1,600,000 | 4,191 | 68.3% |
| 2 ADAMS PL | 2025-04 | $1,035,000 | 3,570 | 60.8% |
| 56 MOUNTAINSIDE RD | 2026-06 | $1,119,000 | 2,674 | 53.8% |
| 51 DEAN RD | 2025-07 | $1,280,000 | 2,698 | 58.6% |
| 42 DEAN RD | 2026-05 | $1,550,000 | 3,390 | 54.1% |
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