RealtyLens
for saleRealtyLens property overview
$499,000

21 S End Ave Apt 528

Manhattan, NY, 10280
View more Manhattan, NY property pages
1Beds
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

FreshnessVerification recommended

The page is useful for research, but the status and price should be verified before acting.

Market Position+0.6% vs nearby

The property is close to nearby price-per-square-foot levels, so the decision will likely come down to condition and layout.

Price MovementInitial price point

Price history is still limited; review again as more market activity becomes available.

Diligence Read2 items to check
AI ReadinessReady to analyze
Assistant read

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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

You can also find this listing on StreetEasy.

Listing data sourced from streeteasy.com. RealtyLens enriches and contextualises it for you, but the original listing lives on the source.