Gaps in the data behind this page

86 of the 330 datasets in this topic hold no queryable rows.
12 of the 252 mirrored datasets in this topic lag the source they copy.

Source last observed Oct 11, 2026, 11:00 PM.

Where each note comes from

86 of the 330 datasets in this topic hold no queryable rows.
86 / 330
Source: /api/scorecard
Check it yourself: /api/scorecard?domain=housing-buildings#/datasets_not_queryable
12 of the 252 mirrored datasets in this topic lag the source they copy.
12 / 252
Source: /api/scorecard
Check it yourself: /api/scorecard?domain=housing-buildings#/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, any dataset page.

Housing, Buildings & Property

Look up buildings, housing, and property records.

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Coverage

56,681 of 56,681 columns decided — 100.0% · 12,642 bound (22.3%) · 0 still unread

Bound: 12,642; 22.3%; a concept was found and asserted for the column.
Refused: 32,953; 58.1%; the column was read and no concept fits. A verdict, not a gap.
Insufficient: 11,086; 19.6%; read, but the evidence did not settle it.
Unanalysed: 0; 0.0%; 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 11, 2026, 11:52 PM

Where the unread columns are

3,026 datasets, 56,681 catalogued fields, 0 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.

Housing, Buildings & Property

Where the unread columns are

Housing, Buildings & Property

Registration Contacts

Multiple Dwelling Registrations

Buildings Subject to HPD Jurisdiction