Largest assessment decreases in Ardsley, 2025 to 2026
These are the 50 biggest drops in assessed value between the 2025 and 2026 Ardsley rolls. 18 parcels went down in total.
Common reasons for a drop are a successful grievance or small claims assessment review, a demolition, a fire or other loss of improvements, a subdivision that moved value onto a new parcel, or a correction. When a drop comes from a won grievance, the assessor accepted that similar properties supported a lower value.
As on the increases page, parcels with a full market value under $200,000 on the prior roll are left out.
| # | Address | Change | Full market value | Assessed | Est. annual tax |
|---|---|---|---|---|---|
| 1 | 7 Dellwood Ln | −41.2% | $601,000 | $601,000 | $19,521 |
| 2 | 77 Heatherdell Rd | −10.5% | $700,000 | $700,000 | $22,736 |
| 3 | 22 Wilmoth Ave | −8.3% | $584,500 | $584,500 | $18,985 |
| 4 | 10 Dellwood Ln | −7.7% | $1,498,000 | $1,498,000 | $48,655 |
| 5 | 17 Revere Rd | −6.2% | $750,000 | $750,000 | $24,360 |
| 6 | 75 Orlando Ave | −5.9% | $810,600 | $810,600 | $26,329 |
| 7 | 570 Ashford Ave | −5.4% | $681,300 | $681,300 | $22,129 |
| 8 | 16 Dellwood Ln | −4.9% | $1,396,400 | $1,396,400 | $45,354 |
| 9 | 122 Huntley Dr | −4.9% | $800,000 | $800,000 | $25,984 |
| 10 | 3 Riverview Ave | −4.2% | $1,182,700 | $1,182,700 | $38,413 |
| 11 | 22 Park Ave | −3.5% | $1,350,000 | $1,350,000 | $43,848 |
| 12 | 6 Columbia Rd | −2.7% | $902,200 | $902,200 | $29,304 |
| 13 | 57 Eastern Dr | −2.7% | $1,926,000 | $1,926,000 | $62,556 |
| 14 | 547 Ashford Ave | −2.2% | $827,000 | $827,000 | $26,861 |
| 15 | 37 Heatherdell Rd | −1.8% | $710,000 | $710,000 | $23,060 |
| 16 | 110 Hilltop Rd | −0.9% | $673,900 | $673,900 | $21,888 |
| 17 | 559 Ashford Ave | −0.1% | $1,350,000 | $1,350,000 | $43,848 |
| 18 | 524 Ashford Ave | −0.1% | $630,000 | $630,000 | $20,463 |
| 19 | 12 Sylvia Ave | −0.0% | $1,395,000 | $1,395,000 | $45,309 |
| 20 | 13 Morningside Rd | +0.0% | $673,200 | $673,200 | $21,865 |
| 21 | 0 Center St | +0.0% | $333,400 | $333,400 | $10,829 |
| 22 | 657 Saw Mill River Rd | +0.0% | $483,300 | $483,300 | $15,698 |
| 23 | 14 Shady Rd | +0.0% | $325,000 | $325,000 | $10,556 |
| 24 | 12 Shady Rd | +0.0% | $325,000 | $325,000 | $10,556 |
| 25 | 9 Riverview Ave | +0.0% | $1,175,000 | $1,175,000 | $38,164 |
| 26 | 88 Beacon Hill Rd | +0.3% | $703,900 | $703,900 | $22,862 |
| 27 | 20 Concord Rd | +0.5% | $833,900 | $833,900 | $27,086 |
| 28 | 27 Lincoln Ave | +0.6% | $725,000 | $725,000 | $23,547 |
| 29 | 18 Park Ave | +0.8% | $875,000 | $875,000 | $28,420 |
| 30 | 33 Western Dr | +1.0% | $1,350,000 | $1,350,000 | $43,848 |
| 31 | 55 Bramble Brook Rd | +1.1% | $893,900 | $893,900 | $29,034 |
| 32 | 4 Mc Kinley Pl | +1.1% | $975,000 | $975,000 | $31,668 |
| 33 | 33 Judson Ave | +1.2% | $1,315,000 | $1,315,000 | $42,711 |
| 34 | 10 Shady Rd | +1.2% | $915,600 | $915,600 | $29,738 |
| 35 | 16 Western Dr | +1.3% | $741,600 | $741,600 | $24,087 |
| 36 | 10 Lookout Pl | +1.4% | $700,000 | $700,000 | $22,736 |
| 37 | 89 Hilltop Rd | +1.5% | $675,000 | $675,000 | $21,924 |
| 38 | 79 Lincoln Ave | +1.5% | $735,800 | $735,800 | $23,899 |
| 39 | 14 Sylvia Ave | +1.6% | $1,305,000 | $1,305,000 | $42,386 |
| 40 | 22 Taft Ln | +1.8% | $1,035,000 | $1,035,000 | $33,616 |
| 41 | 24 Larchmont St | +1.8% | $735,000 | $735,000 | $23,873 |
| 42 | 5 Chimney Pot Ln | +1.9% | $550,000 | $550,000 | $17,864 |
| 43 | 92 Heatherdell Rd | +1.9% | $900,000 | $900,000 | $29,232 |
| 44 | 98 Ridge Rd | +2.0% | $1,350,000 | $1,350,000 | $43,848 |
| 45 | 542 Ashford Ave | +2.4% | $650,000 | $650,000 | $21,111 |
| 46 | 22 Revere Rd | +2.4% | $899,300 | $899,300 | $29,209 |
| 47 | 5 Abington Ave | +2.4% | $926,500 | $926,500 | $30,093 |
| 48 | 6 Highland Dr | +2.4% | $757,600 | $757,600 | $24,607 |
| 49 | 16 Bramble Brook Rd | +2.5% | $835,200 | $835,200 | $27,127 |
| 50 | 3 Kensington Rd | +2.6% | $1,025,000 | $1,025,000 | $33,292 |
Source: Ardsley 2026 assessment roll (SWIS 552601), compiled by Infarill LLC. Estimated taxes use county, school, and village mill rates for fiscal year 2026 town & county / 2026-27 village / 2026-27 school and leave out special district charges. Dale Ledger is unofficial and is not affiliated with any municipality or school district. Check figures with the Village of Ardsley.
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FAQ
Why would a Ardsley assessment go down?
Common reasons are a successful grievance or small claims review, a demolition or other loss of improvements, a subdivision, or a correction by the assessor.
Unofficial. Confirm figures on the Village of Ardsley and the Town of Greenburgh assessor before you act on them.