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21-06 23rd Avenue, Astoria (North)-Ditmars-Steinway, Queens, NY 11105

BBL 4008760085 (Borough 4, Block 876, Lot 85) · BIN 4019389 · Last updated: · Astoria (North)-Ditmars-Steinway · ZIP 11105

Summary · as of November 10, 2026

21-06 23rd Avenue (Queens, NY 11105; tax lot BBL 4008760085) is a 20-unit walk-up apartment building (building class C1: walk-up apartments, more than six families, no stores), built around 1928, on a 4,377 sq ft lot zoned R5B. City tax records list the owner as 2106 23RD AVENUE ASTORIA LLC. The Department of Finance's final market value for tax year 2027 is $1,572,000. As of November 10, 2026 (limited by DOB Job Application Filings (BIS); other open-item sources were confirmed later), NYC Open Data shows one DOB job with a permit issued but no sign-off and two open HPD violations. There were six 311 requests in the past 12 months and 45 HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
2106 23RD AVENUE ASTORIA LLC
Building class
C1 · Walk-up apartments, more than six families, no stores
Year built · units
1928 · 20 res.
Lot area · zoning
4,377 sq ft · R5B
Market value (DOF)
$1,572,000 FY2027
Last priced deed
—
BBL
4008760085
BIN
4019389

How to cite: NYC Property Facts, “21-06 23rd Avenue, Queens, NY 11105 (BBL 4008760085)”, data as of 2026-11-10, https://nycpropertyfacts.com/ny/queens/21-06-23rd-avenue-4008760085. Source: NYC Open Data.

Lot & building

Basic facts about the tax lot and building from the city’s PLUTO database.

Owner (as listed by the city)
2106 23RD AVENUE ASTORIA LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
C1 – Walk-up apartments, more than six families, no storesThe Department of Finance’s category for what kind of building this is.
Land use
Multi-family walk-up buildingsCity Planning’s broad category of how the lot is used.
Year built
1928Often an estimate for older buildings.
Floors
4
Units
20 residential / 20 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
4,377 sq ft (43.77 ft × 100 ft)
Building floor area
14,760 sq ft
Zoning
R5BThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
3.37 built / 1.50 max residentialFloor Area Ratio = building floor area ÷ lot area. If built FAR is below the maximum, zoning may allow more floor area (other rules apply).
Identifiers
BBL 4008760085 (Borough 4, Block 876, Lot 85) · BIN 4019389BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).

Source: PLUTO (Dept. of City Planning) — city dataset updated 2026-08-24; last loaded 2026-11-12; Building Footprints — city dataset updated 2026-11-08; last loaded 2026-11-08; checked unchanged 2026-11-10

Tax assessment

How the Department of Finance values this lot for property tax.

Market value (tax year 2027, final roll)
$1,572,000The Department of Finance’s estimate of value for tax purposes. It is not an appraisal and is often far from the sale price.
Assessed value
$707,400The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$663,480Assessed value minus any exemptions.
Tax class
Tax class 2 – residential, 4+ units
Tax yearRollMarket valueAssessed valueTax class
2027Final$1,572,000$707,4002
2026Final$1,432,000$644,4002
2025Final$1,405,000$632,2502

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-12

Sales & deed history 3

Deeds recorded with the City Register (ACRIS). A deed transfers ownership. A $0 or very low price usually means a transfer between related parties, an estate, or a refinance-related transfer, not a market sale. This is not a title search; mortgages, liens and other documents are not shown.

DateTypePriceSeller (grantor)Buyer (grantee)Doc ID
2024-01-01DEED$0 / not statedKassapidis, Dr. Sotirios Ttee; The Dr Anastassios S Kassapidis And Bessie; Kassapidis, Dr. Amalia Ttee2106 23rd Avenue Astoria Llc2024021900097001
1999-08-09DEED$0 / not statedKassapidis, Anastassios S (Trustee)Kassapidis, Anastassions S&Bessie Revocable Lv Tr; Kassapidis, Bessie (Trustee)FT_4370006802137
1968-10-15DEED$0 / not statedAll State Distributors IncAnastassicos KassapidisBK_6840028400097

Source: ACRIS Real Property Master — city dataset updated 2026-11-10; last loaded 2026-11-12; ACRIS Real Property Legals — city dataset updated 2026-11-10; last loaded 2026-11-12; ACRIS Real Property Parties — city dataset updated 2026-11-10; last loaded 2026-11-12

DOB job filings 1 open of 1

A “job” is an application to the Department of Buildings to do construction work. A job marked Permitted, not signed off had a work permit issued but the city has no record of final sign-off (inspection/completion). Old jobs left in this state are common and appear in buyer and lender due diligence; the work may or may not have been done.

StatusJob #TypeFiledEst. cost
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2017-07-28
421533013
BIS
A3 – Minor alteration (one type of work)2017-07-28$15,000

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-10; last loaded 2026-11-11; DOB Job Application Filings (BIS) — city dataset updated 2026-11-09; last loaded 2026-11-10

Work permits 1

Individual permits issued under DOB jobs (one job can have several permits, e.g. plumbing and construction). Permit expiration alone does not mean the job was completed or signed off.

IssuedExpiresJob #WorkPermit status
2017-07-282017-09-19421533013
BIS
Alteration / Other / general constructionISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-09; last loaded 2026-11-10; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

DOB violations 0 active of 0

Violations issued by the Department of Buildings for building-code or zoning conditions. Active means DOB has not recorded the violation as resolved or dismissed. Many active DOB violations are old (e.g. elevator or boiler inspection paperwork). The active-DOB count in the summary also includes DOB NOW safety violations, listed in the next section.

No records found in this dataset for this lot.

Source: DOB Violations — city dataset updated 2026-11-11; last loaded 2026-11-11

DOB safety violations (DOB NOW) 0 active of 0

Safety violations DOB NOW publishes for devices such as boilers, elevators and gas piping (Local Law 152). Active means the published status is Active. Dismissed, cured, waived and successfully disputed violations are counted under “resolved or not active” and are not open items. Active ones are included in the summary’s active DOB violation total.

No records found in this dataset for this lot.

Source: DOB Safety Violations (DOB NOW) — city dataset updated 2026-11-11; last loaded 2026-11-11

ECB violations (DOB) 0 active of 0

DOB violations that go to a hearing at OATH (formerly the Environmental Control Board) and can carry fines. Active or Resolved follows the DOB violation status field. The hearing status is about the hearing and its penalty: written off means the city stopped collecting the fine, not that the condition was corrected. A balance due is a fine the city says is unpaid.

No records found in this dataset for this lot.

Source: DOB ECB Violations — city dataset updated 2026-11-11; last loaded 2026-11-11

OATH tickets (all agencies) 0 unpaid of 10

Summonses heard at the Office of Administrative Trials and Hearings, from agencies like Sanitation, Buildings, Fire and Health, linked to this lot’s block and lot. Default means the respondent did not appear at the hearing, which typically results in the maximum penalty. Tickets may be issued to tenants or businesses at the address, not just the owner. DOB ECB tickets appear here too.

StatusDateAgencyChargeRespondentImposed / paid / balanceTicket #
No balance due
PAID IN FULL
2023-08-18Dos - Enforcement AgentsFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSKASSAPIDIS ANASTASSIONS S BESS$25 / $25 / $0048070010R
No balance due
PAID IN FULL
2023-02-21Sanitation RecyclingDIRTY SIDEWALKKASSAPIDIS ANASTASSIONS S BESS$50 / $50 / $0047611474H
No balance due
PAID IN FULL · IN VIOLATION
2020-12-31Sanitation OthersDIRTY SIDEWALK DIRTY AREAKASSAPIDIS ANASTASSIONS S BESS$100 / $100 / $0046950094X
No balance due
PAID IN FULL
2018-01-30Dos - Enforcement AgentsRECYCLABLES PLACED FOR COLLECTION WITH NON-RECYC 9+ DWELLING UNITSKASSAPIDIS$100 / $100 / $0040969270H
No balance due
PAID IN FULL · IN VIOLATION
2013-09-05Env ProtectFAILED TO INSTALL A BACKFLOW PREVENTERKASSAPIDIS ANASTASSIONS BES$700 / $700 / —0182262273
No balance due
PAID IN FULL · IN VIOLATION
2013-07-10Dep - Bureau Of Env. CompliancOPERATING EMISSION SOURCE WITH EXPIRED REGISTRATIONKASSAPIDIS$350 / $350 / —000519206Y
No balance due
PAID IN FULL
2009-12-04Dos - Enforcement AgentsNON-RECYCLABLES LEFT IN RECYCLING CONTAINER FOR COLLECTIONKASSAPIDIS$25 / $25 / —040913372X
No balance due
PAID IN FULL
2009-04-09Sanitation OthersFAILURE TO BUNDLE NEWSPAPERS MAGAZINES CARDBOARDKASSAPIDIS ANA$25 / $25 / —0173132805
No balance due
PAID IN FULL
2007-11-07Sanitation OthersRECYCLABLES PLACED FOR COLLECTION WITH NON-RECYCLABLESKASSAPIDIS$25 / $25 / —0159858903
No balance due
PAID IN FULL
2004-11-26$25 / $25 / —0142621784

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-11; last loaded 2026-11-12

HPD registration & contacts

Owners of most rental buildings must register with the Department of Housing Preservation and Development each year and list an owner and managing agent.

HPD building ID
408054
Last registered
2026-06-16
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
Corporateowner2106 23rd Avenue Astoria LLCAstoria, Ny
AgentSteven KassapidisFieldstone Real Estate GroupLic, Ny
ShareholderSotirios KassapidisLic, Ny
SitemanagerSteven Kassapidis
HeadofficerSotirios KassapidisLic, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; last loaded 2026-11-10; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-10

HPD housing-code violations 2 open of 148

Violations HPD inspectors issued for conditions in residential buildings (heat, leaks, mold, pests, lead paint, etc.). Class letters show how serious: Class A – non-hazardous (HPD gives 90 days to correct); Class B – hazardous (30 days to correct); Class C – immediately hazardous (24 hours to correct for most conditions); Class I – information / order (e.g. orders to register, lead or other administrative orders). Open means HPD has not recorded the condition as corrected.

StatusClassIssuedAptCondition
Open
Nov Sent Out · 2026-05-06
A2026-05-06(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.
Open
Nov Sent Out · 2024-10-01
B2024-10-011A§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR NORTH WALL IN THE 1st ROOM FROM NORTH LOCATED AT APT 1A, 1st STORY, 2nd APARTMENT FROM WEST AT NORTH
Closed
Violation Dismissed · 2025-12-17
I2025-11-21§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Closed
Violation Closed · 2024-09-10
B2023-11-24§ 27-2005, 2007 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES FLOWERS POTS AT 4TH STORY BALCONY AT NORTH STACK AT BUILDING FRONT AT FIRE ESCAPE
Closed
Violation Closed · 2024-09-10
A2023-02-17D3§ 27-2011 ADM CODE CLEANSE TO THE SATISFACTION OF THIS DEPARTMENT THE WALL TILE AT EAST WALL IN THE BATHROOM LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM NORTH AT EAST
Closed
Violation Closed · 2024-09-10
B2023-02-17D3§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 1st ROOM FROM EAST LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM NORTH AT EAST
Closed
Violation Closed · 2024-09-10
B2023-02-17D3§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE KITCHEN LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM NORTH AT EAST
Closed
Violation Dismissed · 2022-04-08
A2022-03-02(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.
Closed
Violation Dismissed · 2022-01-10
B2021-09-20D4§ 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK AT CEILING IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT D4, 4th STORY, 1st APARTMENT FROM WEST AT NORTH
Closed
Violation Dismissed · 2022-01-10
B2021-09-20D4§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT D4, 4th STORY, 1st APARTMENT FROM WEST AT NORTH
Closed
Violation Dismissed · 2022-01-10
B2021-09-20D4§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE WINDOW REVEAL IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT D4, 4th STORY, 1st APARTMENT FROM WEST AT NORTH
Closed
Violation Closed · 2024-09-10
B2021-03-303A§ 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE UPPER SASH; GLASS PANE AT FIRST WINDOW FROM EAST AT SOUTH WALL IN THE 3rd ROOM FROM EAST LOCATED AT APT 3A, 1st STORY, 2nd APARTMENT FROM NORTH AT EAST
Closed
Violation Closed · 2024-09-10
B2021-01-27D3§ 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK AT SOUTH WALL & CEILING IN THE 4th ROOM FROM EAST LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH
Closed
Violation Closed · 2024-09-10
B2021-01-27D3§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR SOUTH WALL IN THE 1st ROOM FROM EAST LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH
Closed
Violation Closed · 2024-09-10
B2021-01-27D3§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING & SOUTH WALL IN THE 4th ROOM FROM EAST LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH
Closed
Violation Closed · 2024-09-10
A2021-01-27D3§ 27-2005 ADM CODE PAINT METAL IN ACCORDANCE WITH DEPT. REGULATION HEAT RISER IN THE BATHROOM LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH
Closed
Violation Closed · 2024-09-10
B2021-01-27D3§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING IN THE KITCHEN LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH
Closed
Violation Closed · 2024-09-10
A2021-01-27D3§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ALL WINDOW FRAMES IN THE ENTIRE APARTMENT LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH
Closed
Violation Closed · 2024-09-10
B2021-01-27D3§ 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK AT SOUTH WALL IN THE 1st ROOM FROM EAST LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH
Closed
Violation Closed · 2024-09-10
B2021-01-27D3§ 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE WINDOW FRAMES IN THE ENTIRE APARTMENT LOCATED AT APT D3, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH

Showing 20 of 148 records — open violations are listed first; the API lists every one. The API and the source dataset have the full list.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-11; last loaded 2026-11-11

HPD complaints 45

Complaints tenants or others made to HPD (usually via 311) about housing conditions, from 2019 onward. A complaint is not a violation; HPD may inspect and issue one.

ReceivedStatusAptProblem(s)Outcome
2025-12-01CLOSEBLDGHeat/Hot Water – Entire BuildingHPD responded to a complaint of no heat or hot water in the building. An occupant of the building confirmed heat and hot water had been restored when the Inspector attempted to conduct the inspection
2024-09-15CLOSE1APaint/Plaster – Ceiling
Electric – Outlet/Switch
HPD inspected this condition so the complaint has been closed. Violations were issued. The law provides the property owner time to correct the condition(s). Violation descriptions and the dates for t
2023-11-22CLOSED4Water Leak – Damp Spot
Paint/Plaster – Ceiling
The Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed.
2023-05-17CLOSE4DWater Leak – Slow LeakThe Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed.
2022-12-07CLOSED3Water Leak – Slow Leak
Unsanitary Condition – Mold
Water Leak – Heavy Flow
The Department of Housing Preservation and Development inspected the following conditions. Violations were issued. Information about specific violations is available at www.nyc.gov/hpd
2021-12-30CLOSE3AUnsanitary Condition – Sewage
Plumbing – Basin/Sink
The Department of Housing Preservation and Development was not able to gain access to inspect the following conditions. The complaint has been closed. If the condition still exists, please file a new
2021-12-30CLOSE3APlumbing – Basin/SinkThe Department of Housing Preservation and Development was not able to gain access to inspect the following conditions. The complaint has been closed. If the condition still exists, please file a new
2021-09-01CLOSED4Water Leak – Heavy FlowThe Department of Housing Preservation and Development inspected the following conditions. Violations were issued. Information about specific violations is available at www.nyc.gov/hpd
2021-04-07CLOSE3AHeat/Hot Water – Apartment OnlyThe Department of Housing Preservation and Development responded to a complaint of no heat or hot water and was advised by a tenant in the building that heat and hot water had been restored. If the co
2021-03-16CLOSE3APlumbing – Basin/Sink
Paint/Plaster – Wall
Door/Window – Window Pane
The Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed.

Showing 10 of 45 records. The API and the source dataset have the full list.

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-11; last loaded 2026-11-11

311 requests (last 12 months) 6

Recent 311 service requests the city geocoded to this lot: noise, illegal parking, heat, sanitation and more. Anyone can file them, so they describe activity at or near the address, not necessarily the building itself.

OpenedAgencyComplaintStatusClosed
2026-10-18NYPDNoise - Residential – Loud Music/PartyClosed2026-10-18
2026-10-17NYPDNoise - Vehicle – Car/Truck MusicClosed2026-10-17
2026-05-14DPROvergrown Tree/Branches – Hitting BuildingIn Progress—
2026-05-13DPROvergrown Tree/Branches – Blocking StreetIn Progress—
2026-04-15NYPDNoise - Vehicle – Engine IdlingClosed2026-04-16
2025-12-01HPDHEAT/HOT WATER – ENTIRE BUILDINGClosed2025-12-03

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-11; last loaded 2026-11-12

Nearby properties

Ordered by map distance among lots on this street within 40 house numbers and on this tax block within 15 lot numbers.

More in Astoria (North)-Ditmars-Steinway: Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

Closest on 23 Ave

Same tax block (876), closest first

All properties on 23 Ave, Queens · Queens 11105

Open-item counts as of November 10, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs