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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, 12:01 PM

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.

2020 Neighborhood Tabulation Areas (NTAs)

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Fields catalogued

Understood

Checked, no match

Nobody has looked

Every field decided — Every field carries a verdict — which does not mean every field is understood.

Every field in this dataset

Covered and uncovered alike, in the order the publisher lists them. A field with no verdict is one nobody has looked at yet.

Field	Type	What we know	Meaning	How it was decided	Shared term
shape_leng Shape_Length	Number	Checked, no match	—	value_profile smallest=-999 largest=13465.07	—
ntaname NTAName	Text	Checked, no match	—	value_domain_read	—
nta2020 NTA2020	Text	Understood	place.nta Neighborhood Tabulation Area	value_domain_read smallest=BK0101 largest=SI9593	—
boroname BoroName	Text	Understood	place.borough Borough	value_domain_read	borough
ntatype NTAType	Text	Understood	category.classification Publisher classification	value_domain_read top[6]={0×2255; 9×47; 7×14; 6×8; 8×2; 5×1}	—
borocode BoroCode	Number	Understood	place.borough Borough	value_domain_read	borough
cdtaname CDTAName	Text	Checked, no match	—	value_domain_read smallest=BK01 Williamsburg-Greenpoint largest=SI95 Great Kills Park-Fort W	—
ntaabbrev NTAAbbrev	Text	Checked, no match	—	value_domain_read smallest=Abrndl largest=YnkStdm	—
cdta2020 CDTA2020	Text	Checked, no match	—	value_profile 2020 Community District Tabulation Area code	—
shape_area Shape_Area	Number	Checked, no match	—	dictionary_read Area of feature in internal units squared.	—
the_geom	MultiPolygon	Not enough to tell	—	value_domain_read	—
countyfips CountyFIPS	Text	Checked, no match	—	value_domain_read top[5]={047×805; 081×725; 005×361; 061×310; 085×126}	—