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56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 10, 2026, 6:29 PM
3,026 datasets, 56,681 catalogued fields, 9,808 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.
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← What we have understood · Dataset page
Most read — At least three quarters of their fields carry a verdict.
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 |
|---|---|---|---|---|---|
| excd2 EXCD2 | Number | Not enough to tell | — | value_profile | — |
| staddr STADDR | Text | Nobody has looked | — | — | — |
| extot2 EXTOT2 | Number | Not enough to tell | — | value_profile | — |
| boro BORO | Number | Understood | place.borough Borough | value_domain_read | borough |
| blddepth BLDDEPTH | Number | Checked, no match | — | value_domain_readtop[8 of 20]={100×4187080; 0×1658448; 95×286107 | — |
| borough Borough | Text | Checked, no match | — | value_domain_read | — |
| :@computed_region_f5dn_yrer Community Districts | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |
| lot LOT | Number | Checked, no match | — | value_domain_readsmallest=1 largest=16350 | — |
| avland AVLAND | Number | Not enough to tell | — | value_profile | — |
| avtot AVTOT | Number | Not enough to tell | — | value_profile | — |
| block BLOCK | Number | Checked, no match | — | value_domain_readsmallest=1 largest=16350 | — |
| avland2 AVLAND2 | Number | Not enough to tell | — | value_profile | — |
| ltdepth LTDEPTH | Number | Checked, no match | — | value_domain_readtop[8 of 20]={100×4187080; 0×1658448; 95×286107 | — |
| council_district Council District | Number | Understood | place.council_district City Council District | value_domain_read | council_district |
| taxclass TAXCLASS | Text | Nobody has looked | — | — | — |
| owner OWNER | Text | Checked, no match | — | value_domain_readPARKS AND RECREATION×38671; OWNER / AGENT×17478 | — |
| fullval FULLVAL | Number | Not enough to tell | — | value_profile | — |
| census_tract Census Tract | Number | Checked, no match | — | value_domain_read | — |
| ltfront LTFRONT | Number | Checked, no match | — | value_domain_readtop[8 of 20]={100×4187080; 0×1658448; 95×286107 | — |
| bin BIN | Number | Understood | place.bin Building Identification Number | operator_cohort matched by name, unread | bin |
| easement EASEMENT | Text | Nobody has looked | — | — | — |
| excd1 EXCD1 | Number | Not enough to tell | — | value_profile | — |
| bldfront BLDFRONT | Number | Checked, no match | — | value_domain_readtop[8 of 20]={100×4187080; 0×1658448; 95×286107 | — |
| avtot2 AVTOT2 | Number | Not enough to tell | — | value_profile | — |
| community_board Community Board | Number | Understood | place.community_district Community District / Board | value_domain_read | community_district |
| valtype VALTYPE | Text | Checked, no match | — | value_profiletop[1]={AC-TR×9845857} | — |
| exland EXLAND | Number | Not enough to tell | — | value_profile | — |
| nta NTA | Text | Checked, no match | — | value_domain_read | — |
| longitude Longitude | Number | Nobody has looked | — | — | — |
| bldgcl BLDGCL | Text | Understood | category.classification Publisher classification | value_domain_readsmallest=A0 largest=Z9 top[8 of 20]={R4×1369710; A1×1111383 | — |
| zip POSTCODE | Number | Checked, no match | — | value_domain_read | — |
| exmptcl EXMPTCL | Text | Nobody has looked | — | — | — |
| exland2 EXLAND2 | Number | Not enough to tell | — | value_profile | — |
| bble BBLE | Text | Not enough to tell | — | value_profile | — |
| extot EXTOT | Number | Not enough to tell | — | value_profile | — |
| period PERIOD | Text | Checked, no match | — | value_profiletop[1]={AC-TR×9845857} | — |
| stories STORIES | Number | Checked, no match | — | value_domain_readsmallest=0.50 largest=205 | — |
| geocoded_column New Georeferenced Column | Point | Understood | geometry.point Point geometry | value_domain_read{'type': 'Point', 'coordinates': [-73. | — |
| :@computed_region_92fq_4b7q City Council Districts | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |
| :@computed_region_yeji_bk3q Borough Boundaries | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |
| latitude Latitude | Number | Nobody has looked | — | — | — |
| ext EXT | Text | Nobody has looked | — | — | — |
| :@computed_region_efsh_h5xi Zip Codes | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |
| year YEAR | Text | Understood | time.fiscal_period Fiscal or school period | value_domain_readsmallest=2010/11 largest=2018/19 | — |
| :@computed_region_sbqj_enih Police Precincts | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread | — |