for saleRealtyLens property overview
$5,750,000
$2180/sqft21 E 87th St # 7B
New York, NY, 10128
More in New York, NY4bd
4ba
2,638sqft
Comps
Analysis
RealtyLens bid read$3.56MTarget range $3.15M – $3.97M · 25% comp confidence
vs ask $5.75M+$2.19M (+38.1%)
Asking price is about 38.1% above where comps + adjustments land — there is room to negotiate.
$1,369/sqft median from 3 of 13 nearby comps × 2,638 sqft= $3.61M
Bid uses comp pricing, nearby pending/sold pressure when available, listing history, and public-record risk. Broad lifestyle heuristics are not allowed to move the number.
- Active supply overhang−$36k −1.0%
- Days-on-market gravity−$18k