Gaps in the data behind this page

710 of the 3,026 datasets in the catalog hold no queryable rows.
49 of the 2,408 mirrored datasets lag the source they copy.

Source last observed Oct 10, 2026, 12:00 PM.

Where each note comes from

710 of the 3,026 datasets in the catalog hold no queryable rows.
710 / 3,026
Source: /api/field-coverage
Check it yourself: /api/field-coverage#/catalog/datasets_mart_declared
49 of the 2,408 mirrored datasets lag the source they copy.
49 / 2,408
Source: /api/scorecard
Check it yourself: /api/scorecard#/mirror_lag/datasets_behind
This note returns on its own when the measurement moves.

These pages state their own gaps: /datasets, /freshness, /scorecard, /scorecard/fields, /analyses, /ontology, /graph, /alerts, any topic page under /domains.

Housing, Buildings & Property

Look up buildings, housing, and property records.

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Coverage

20,438 of 56,681 columns decided — 36.1% · 4,487 bound (7.9%) · 36,243 still unread

Bound: 4,487; 7.9%; a concept was found and asserted for the column.
Refused: 10,870; 19.2%; the column was read and no concept fits. A verdict, not a gap.
Insufficient: 5,081; 9.0%; read, but the evidence did not settle it.
Unanalysed: 36,243; 63.9%; nobody has read this column yet.

56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 10, 2026, 12:08 PM

Where the unread columns are

3,026 datasets, 56,681 catalogued fields, 36,243 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.

Showing 11 of 11 datasets

Housing Litigations
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Oct 1, 2026
The Department of Housing Preservation and Development (HPD) Housing Litigation Division (HLD) initiates' actions in the Housing Court against owners of privately-owned buildings to enforce compliance…
Publisher: FreshOur mirror: In sync
Buildings Selected for the Alternative Enforcement Program (AEP)
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Oct 1, 2026
Each year, the Department of Housing Preservation and Development (HPD) designates severely distressed multiple dwellings for participation in the Alternative Enforcement Program (AEP). HPD is require…
Publisher: FreshOur mirror: In sync
Buildings Selected for the Underlying Conditions Program
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Oct 1, 2026
Each year, the Department of Housing Preservation and Development (HPD) designates buildings for participation in the Underlying Conditions Program (Local Law 6 of 2013). These buildings are selected…
Publisher: FreshOur mirror: In sync
Local Law 159 of 2019: Vacate Relocation Charges By Building
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Oct 1, 2026
Local law 159 of 2019 allows HPD to be reimbursed for charges incurred for the relocation of occupants as a result of vacate orders that were issued by HPD, the Fire Department, the Department of Buil…
Publisher: FreshOur mirror: In sync
Advertised Lotteries on Housing Connect By Building
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Sep 7, 2026
This dataset contains information about housing lotteries that have been advertised on Housing Connect (https://housingconnect.nyc.gov/PublicWeb/) since July 2020 at the building level. A Housing Conn…
Publisher: FreshOur mirror: In sync
Advertised Lotteries on Housing Connect by Lottery
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Sep 7, 2026
This dataset contains information about housing lotteries that have been advertised on Housing Connect (https://housingconnect.nyc.gov/PublicWeb/) since July 2020 at the lottery level. A Housing Conne…
Publisher: FreshOur mirror: In sync
Registration Contacts
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Aug 12, 2026
Contains information about organizations or individuals listed on a Multiple Dwelling Registration form.
Publisher: StaleOur mirror: In sync
Multiple Dwelling Registrations
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Aug 12, 2026
Pursuant to New York City’s Housing Maintenance Code, the Department of Housing Preservation and Development (HPD) collects registration information from owners of residential rental units. Owners are…
Publisher: StaleOur mirror: In sync
Buildings Subject to HPD Jurisdiction
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Aug 12, 2026
Pursuant to New York City’s Housing Maintenance Code, the Department of Housing Preservation and Development (HPD) collects information on multiple dwellings in New York City, and other buildings that…
Publisher: StaleOur mirror: In sync
Bedbug Reporting
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Sep 15, 2026
Property owners are required to obtain bedbug infestation history from tenants or a dwelling unit owner. This dataset captures the bedbug infestation history as reported by the property owner. Local L…
Publisher: FreshOur mirror: Sync error
Buildings Selected for the Heat Sensor Program (HSP)
Department of Housing Preservation and DevelopmentUpdates: MonthlyPublisher updated: Aug 1, 2026
Every two years beginning in July 2020, the Department of Housing Preservation and Development (HPD) designates 50 class "A" multiple dwellings with heat violations and complaints for participation in…
Publisher: OverdueOur mirror: Sync error