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for saleRealtyLens property overview
$1,750,000
551 W 21st St Apt 4F
New York, NY, 10011
View more New York, NY property pages1Beds
1.5Baths
1,064Sqft
$1645$/sqft
Market Insights
Above nearby median+7.5%
$1645/sqft vs a nearby median of $1530/sqft.
Nearby median$1530/sqft
Nearby properties8
Property size1,064 sqft
- +7.5% versus the nearby median price per square foot.
- Price history is limited, so current comps matter more than trend alone.
- 1,064 sqft creates a usable price-per-square-foot read.
Pricing Read
Yardstick fair value$1.59M$1.43M – $1.74M · 42% confidence
vs ask $1.75M+$163k (+9.3%)
Asking price is about 9.3% above where comps + adjustments land — there is room to negotiate.
$1,530/sqft median across 5 tight comps × 1,064 sqft= $1.63M
- Special flood hazard zone−$33k −2.0%
- Modern construction+$24k +1.5%
- Open Class C HPD violations−$24k −1.5%
- Days-on-market gravity−$16k −1.0%
- Transit access+$8k +0.5%
Cumulative NYC adjustments−$41k−2.5%
Property Read
The property is priced above the nearby median per square foot, so condition, building quality, and exact location need to justify the higher ask.
Price history is still limited; review again as more market activity becomes available.
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Listing Details
- Days on market
- 90 days
- Last price change
- No change recorded
- Listed
- Feb 11, 2026
- Photos
- 21 photos
- Property type
- condos
- Status
- for sale
Photos
Building Facts
- Year built
- 2013
- Stories
- 20
- Total units
- 46
- Residential units
- 44
- Building area
- 3.51 ac
- Lot size
- 17,388 sqft
- Land use
- Mixed residential and commercial buildings
- Building class
- RM
From NYC public records where available.
Price History
May 4, 2026Initial record
$1,750,000for sale
Public Records
DOB violations2 open
45 total recorded against the building
HPD violations9 open
1 class C (immediately hazardous)
ACRIS documents0
Tax-lot deed, mortgage, and transfer records on file
311 calls (12 mo)23,463
Top: encampment
Top complaint types in ZIP 10011
- Encampment3,787
- Noise - Residential1,437
- Illegal Parking1,314
- Homeless Person Assistance1,218
- HEAT/HOT WATER1,215
Recent DOB
- Dec 1, 2024V-DOB VIOLATION - ACTIVE · EGRADE-FAILURE TO POST ENERGY GRADE/SCORE NONE
- Dec 1, 2023V-DOB VIOLATION - ACTIVE · EGRADE-FAILURE TO POST ENERGY GRADE/SCORE NONE
- Jan 20, 2020V*-DOB VIOLATION - Resolved · E-ELEVATOR ELEVATORREQUIRED
- Jan 20, 2020V*-DOB VIOLATION - Resolved · E-ELEVATOR ELEVATORREQUIRED
Recent HPD
- Mar 5, 2018Class A · § 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM EDGE OF FRAME BETWEEN 48-62 INCHES A...
- Mar 5, 2018Class A · § 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING. AT PUBLI...
- Mar 5, 2018Class A · § 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCY S HOUSING INFORMATION GUIDE. A SA...
- Mar 5, 2018Class C · § 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM ....
Sourced from NYC Open Data (DOB, HPD, ACRIS). Updated as the city republishes — check the original source for live status.