The page is useful for research, but the status and price should be verified before acting.
for saleRealtyLens property overview
$499,000
21 S End Ave Apt 528
Manhattan, NY, 10280
View more Manhattan, NY property pages1Beds
1Baths
552Sqft
$904$/sqft
Market Insights
Near nearby median+0.6%
$904/sqft vs a nearby median of $899/sqft.
Nearby median$899/sqft
Nearby properties12
Property size552 sqft
- +0.6% versus the nearby median price per square foot.
- Price history is limited, so current comps matter more than trend alone.
- 552 sqft creates a usable price-per-square-foot read.
Pricing Read
Yardstick fair value$463k$433k – $493k · 76% confidence
vs ask $499k+$36k (+7.2%)
Asking price is about 7.2% above where comps + adjustments land — there is room to negotiate.
$908/sqft median across 5 tight comps × 552 sqft= $501k
- Visible condition issues−$25k −5.0%
- Days-on-market gravity−$15k −3.0%
- Transit access+$13k +2.5%
- Special flood hazard zone−$10k −2.0%
Cumulative NYC adjustments−$38k−7.5%
Property Read
The property is close to nearby price-per-square-foot levels, so the decision will likely come down to condition and layout.
Price history is still limited; review again as more market activity becomes available.
Diligence Read2 items to check
AI ReadinessReady to analyze
Assistant read
Generate a buyer-agent read of this listing — pricing, risks, comp check, and negotiation leverage. Takes a few seconds.
Generated from the facts shown on this page and nearby market data. Not a professional appraisal.
Listing Details
- Days on market
- 145 days
- Last price change
- No change recorded
- Listed
- Dec 19, 2025
- Photos
- 10 photos
- Property type
- condos
- Status
- for sale
Photos
Building Facts
- Year built
- 1988
- Stories
- 9
- Total units
- 183
- Residential units
- 181
- Building area
- 4.47 ac
- Lot size
- 1.04 ac
- Land use
- Mixed residential and commercial buildings
- Building class
- RM
From NYC public records where available.
Price History
May 4, 2026Initial record
$499,000for sale