70 attribute fields, profiled from the August 2023 vintage.
Columns in Cheatham County
| Field | Type | Filled | Distinct | Example values |
|---|---|---|---|---|
| gislink | OFTString | 21.4k | 011001 00201, 011001 00300, 011002 00100 | |
| parcelid | OFTString | 23.7k | 011 001 00201 000 2023, 011 001 00300 000 2023, 011 002 00100 000 2023 | |
| file_type | OFTString | 1 | A, A, A | |
| conum | OFTString | 1 | 011, 011, 011 | |
| cmap | OFTString | 247 | 001, 001, 002 | |
| gp | OFTString | 21 | A, A, A | |
| parcel | OFTString | 2.4k | 002.01, 003.00, 001.00 | |
| pi | OFTString | 3 | T, T, T | |
| si | OFTString | 31 | 000, 000, 000 | |
| map | OFTString | 336 | 001, 001, 002 | |
| taxyr | OFTString | 2 | C, C, C | |
| taxyr_num | OFTInteger | 2 | 2023, 2023, 2023 | |
| address | OFTString | 18.4k | WELKER RD 199, HWY 41-A 8066, HWY 41-A 7485 | |
| class | OFTString | 16 | 00 RESIDENTIAL, 08 COMMERCIAL, 00 RESIDENTIAL | |
| city | OFTString | 5 | 000, 000, 000 | |
| ssd1 | OFTString | 3 | 001 CHEATHAM COUNTY FIRE, 001 CHEATHAM COUNTY FIRE, 001 CHEATHAM COUNTY FIRE | |
| ssd2 | OFTString | 1 | 000, 000, 000 | |
| deedac | OFTReal | 2.1k | 3.0, 0.0, 4.0 | |
| calcac | OFTReal | 685 | 0.0, 3.2, 0.0 | |
| landunits | OFTReal | 2.5k | 3.0, 3.2, 4.0 | |
| district | OFTString | 17 | 04, 04, 04 | |
| marketarea | OFTString | 82 | R01, R01, R01 | |
| nhoodtrend | OFTString | 4 | 0 STABLE, 0 STABLE, 0 STABLE | |
| roadtype | OFTString | 9 | 3 PAVED, 0 US HIGHWAY, 0 US HIGHWAY | |
| topo | OFTString | 6 | 1 ROLLING, 1 ROLLING, 0 LEVEL | |
| bldgs | OFTInteger | 13 | 1, 2, 1 | |
| num_mh | OFTInteger | 11 | 1, 0, 0 | |
| water | OFTString | 4 | PUBLIC, PUBLIC, PUBLIC | |
| sewer | OFTString | 3 | INDIVIDUAL, INDIVIDUAL, INDIVIDUAL | |
| elec | OFTString | 3 | PUBLIC, PUBLIC, PUBLIC | |
| gas | OFTString | 3 | PUBLIC, PUBLIC, PUBLIC | |
| gastype | OFTString | 2 | NATURAL, NATURAL, NATURAL | |
| owner | OFTString | 18.9k | MAXWELL NORMA S, BEASLEY GLYNDAN K, BARNETT JAMES D | |
| owner2 | OFTString | 7.0k | ETUX FAY L, BATTS, ETUX JUANITA | |
| mailaddr | OFTString | 17.3k | 199 WELKER RD, 4841 THOMASVILLE RD, 7485 HWY 41-A | |
| mailcity | OFTString | 474 | CEDAR HILL, CHAPMANSBORO, CEDAR HILL | |
| state | OFTString | 43 | TN, TN, TN | |
| zip | OFTString | 791 | 37032, 37035, 37032 | |
| landmktval | OFTInteger64 | 2.5k | 30200, 39600, 47400 | |
| landuseval | OFTInteger64 | 922 | 0, 0, 0 | |
| impval | OFTInteger64 | 4.4k | 61100, 190900, 209300 | |
| appraisal | OFTInteger64 | 4.9k | 91300, 230500, 256700 | |
| usevalue | OFTInteger64 | 1.4k | 0, 0, 0 | |
| asmtpct | OFTInteger | 4 | 25, 40, 25 | |
| assessment | OFTInteger64 | 5.4k | 22825, 92200, 64175 | |
| saledate | OFTDate | 8.1k | 2016-02-16, 2019-01-15, 1959-06-14 | |
| price | OFTInteger64 | 2.9k | 121800, 80000, 0 | |
| deed_book | OFTString | 645 | 507, 543, 99 | |
| deed_page | OFTString | 3.0k | 1588, 813, 215 | |
| vi | OFTString | 2 | I, I, I | |
| typeinstr | OFTString | 33 | WD, WD, SC | |
| lastupdate | OFTDate | 329 | 2023-03-22, 2022-11-29, 2022-11-29 | |
| landuse | OFTString | 42 | 11 - HOUSEHOLD UNITS, 11 - HOUSEHOLD UNITS, 11 - HOUSEHOLD UNITS | |
| subdiv | OFTString | 2.9k | E P SMITH & M POZEZINSKI, PLAT AMEND E P SMITH, PLAT AMEND E P SMITH | |
| block | OFTString | 53 | 0001, SEC1, 0001 | |
| lot | OFTString | 1.2k | 2, 4, 6 | |
| zoning | OFTString | 141 | `, 6949, 6415 | |
| id | OFTString | 21.4k | 001 002.01, 001 003.00, 002 001.00 | |
| county_id | OFTInteger | 2 | 11, 11, 11 | |
| parcel_typ | OFTInteger64 | 7 | 1, 1, 1 | |
| pglink | OFTString | 21.4k | 011001 00201, 011001 00300, 011002 00100 | |
| gislink2 | OFTString | — | ||
| calc_acre | OFTReal | 20.7k | 2.87860799, 2.934798, 4.66864204 | |
| globalid | OFTString | 21.4k | {EC353947-2DD1-43B5-9E53-C39A493CD8FA}, {30BEEE2B-487A-4DCB-8995-54E5C03A28A9}, {78BB6482-3EBB-434A-A6DF-B6EBD4B96223} | |
| created_us | OFTString | 1 | IGC01106, IGC01106, IGC01106 | |
| created_da | OFTDate | 412 | 2021-02-24, 2020-08-13, 2018-01-30 | |
| last_edite | OFTString | 2 | IGC01106, IGC01106, IGC01106 | |
| last_edi_1 | OFTDate | 589 | 2021-02-24, 2023-05-02, 2023-05-02 | |
| shape_star | OFTReal | 21.4k | 125391.774776, 127840.190312, 203365.373572 | |
| shape_stle | OFTReal | 21.4k | 1419.77271899, 1460.0574939, 3250.60859174 |
Why this differs from the next county over
There is no national parcel schema. Every assessor's office built its own, usually decades ago, usually inside whatever CAMA system it bought at the time. One county's owner column is OWNER_NAME, the next one's is own1, and a third splits it across four fields. Shapefile's ten-character DBF limit truncated a generation of them into things like TOTLNDVAL.
Nothing here is renamed or remapped. The columns above are exactly what is in the file, because a normalisation layer that quietly guesses wrong is worse than no normalisation at all — and every guess it makes is one you cannot audit.
The Filled column is the share of rows with a real value. Placeholder text such as n/a counts as empty; a column that is 100% present but 90% placeholder is a column that will disappoint you, and the profiler treats it accordingly.