97 attribute fields, profiled from the November 2022 vintage.
Columns in Lyon County
| Field | Type | Filled | Distinct | Example values |
|---|---|---|---|---|
| objectid | OFTInteger | 34.1k | 8958488, 8958528, 8984094 | |
| apn | OFTString | 34.0k | 010-831-09, 010-821-04, 010-801-01 | |
| ypno | OFTInteger | 34.0k | 1083109, 1082104, 1080101 | |
| yyear | OFTInteger | 1 | 2023, 2023, 2023 | |
| ydist | OFTReal | 23 | 5.1, 5.1, 5.1 | |
| ylduse | OFTInteger | 67 | 120, 120, 120 | |
| yexemp | OFTString | 16 | G08, G08, G08 | |
| ylandv | OFTInteger | 3.4k | 8349, 126029, 329683 | |
| yimprv | OFTInteger | 19.5k | 0, 0, 0 | |
| yperpv | OFTInteger | 524 | 0, 0, 0 | |
| yaglnv | OFTInteger | 653 | 0, 0, 0 | |
| yexmp | OFTString | 796 | 8349, 126029, 329682 | |
| ynetv | OFTInteger | 22.2k | 0, 0, 0 | |
| ynewlv | OFTInteger | 47 | 0, 0, 0 | |
| ynewiv | OFTInteger | 673 | 0, 0, 0 | |
| ynewpv | OFTInteger | 47 | 0, 0, 0 | |
| yoornt | OFTString | 4 | O, O, P | |
| yorpct | OFTInteger | 2 | 0, 0, 0 | |
| pupddt | OFTInteger | 540 | 20221006, 20221006, 20221006 | |
| poldpnum | OFTInteger | 2.9k | 0, 0, 0 | |
| polddt | OFTInteger | 1.3k | 0, 0, 0 | |
| plocnum | OFTInteger | 4.0k | 0, 0, 0 | |
| plocdr | OFTString | 10 | E, E, E | |
| plocnm | OFTString | 1.8k | HWY 338, ATCHESON RD, ATCHESON RD | |
| plocunum | OFTString | 3 | BLDG A, BLDG C, BLDG B | |
| ptown | OFTString | 13 | SMITH VALLEY, SMITH VALLEY, SMITH VALLEY | |
| psubdv | OFTString | 593 | SILVER CITY TOWNSITE, COLONY ESTATES SUB PH 1, COLONY ESTATES PHASE II | |
| ppname | OFTString | 428 | SWEETWATER RANCH, SWEETWATER RANCH, DESERT CREEK RANCH | |
| plot | OFTString | — | ||
| pblock | OFTString | — | ||
| pmapid | OFTString | — | ||
| premrk | OFTString | 3.4k | F16 FOR DEF NOTES, THE JOHN & CAROLYN MCLAIN TRUST, NET ACRES 707;FS REMOVED 06/07 | |
| pacres | OFTReal | 3.4k | 79.51, 7501.75, 18839.0 | |
| psqft | OFTInteger | 1 | 0, 0, 0 | |
| pagacr | OFTReal | 553 | 0.0, 0.0, 0.0 | |
| pnumsfdu | OFTInteger | 12 | 0, 0, 0 | |
| pnummobl | OFTInteger | 27 | 0, 0, 0 | |
| pnummfiu | OFTInteger | 29 | 0, 0, 0 | |
| pnumsfau | OFTInteger | 7 | 0, 0, 0 | |
| pnumdwel | OFTInteger | 42 | 0, 0, 0 | |
| pnumndwl | OFTInteger | 16 | 0, 0, 0 | |
| pnummhhk | OFTInteger | 7 | 0, 0, 0 | |
| pnumwell | OFTInteger | 5 | 0, 0, 0 | |
| pnumsept | OFTInteger | 16 | 0, 0, 0 | |
| pbldsf | OFTInteger | 744 | 726, 1120, 21600 | |
| pressf | OFTInteger | — | ||
| pgarsf | OFTInteger | 1.3k | 0, 0, 0 | |
| pgarad | OFTString | 3 | A, A, D | |
| paname | OFTString | 26.3k | USA-FOREST SERVICE, USA-FOREST SERVICE, USA-FOREST SERVICE | |
| pmadd1 | OFTString | 24.2k | P O BOX 208, P O BOX 672, 2575 HWY 338 | |
| pmadd2 | OFTString | 938 | 1300 HWY 338, 1300 HWY 338, 1300 HWY 338 | |
| pmctst | OFTString | 1.5k | SMITH, NV, MAMMOTH LAKES, CA, WELLINGTON, NV | |
| pzip | OFTString | 2.7k | 00000-0000, 00000-0000, 00000-0000 | |
| plname | OFTString | 25.1k | USA-FOREST SERVICE, USA-FOREST SERVICE, USA-FOREST SERVICE | |
| pdocdt | OFTString | 7.2k | 1997-07-02, 2017-05-04, 2014-06-24 | |
| pdeednum | OFTString | 28.8k | 208830, 564278, 522630 | |
| pdsfx | OFTString | — | ||
| pdyear | OFTInteger | 59 | 97, 17, 14 | |
| pdbook | OFTInteger | 7 | 0, 0, 0 | |
| pdpage | OFTInteger | 6 | 0, 0, 0 | |
| pdcorr | OFTString | 1 | Y, Y, Y | |
| pmapnum1 | OFTString | 2.8k | BAM204676, BAM227987, PAR119099 | |
| pm1sfx | OFTString | — | ||
| pmapnum2 | OFTString | 1.1k | PAR206700, BAM260846, BAM420134 | |
| pm2sfx | OFTString | — | ||
| pmapnum3 | OFTString | 543 | ROS497393, ROS512735, BAM227987 | |
| pm3sfx | OFTString | — | ||
| pmapnum4 | OFTString | 277 | PAR230277, ROS440731, DLP608167 | |
| pm4sfx | OFTString | — | ||
| pzone1 | OFTString | 81 | RR5, RR5, RR5 | |
| pzone2 | OFTString | — | ||
| pzone3 | OFTString | — | ||
| pzone4 | OFTString | — | ||
| paprgp | OFTInteger | — | ||
| pfacgp | OFTInteger | 1 | 0, 0, 0 | |
| pappyr | OFTInteger | 6 | 2015, 2015, 2015 | |
| pspecp | OFTString | 12 | MU, MU, MU | |
| pspeco | OFTString | 2 | 01, 01, 01 | |
| pconyr | OFTInteger | 122 | 1999, 1991, 1983 | |
| pcmpyr | OFTInteger | 112 | 1999, 1991, 1983 | |
| pbeds | OFTString | 29 | 0.00, 0.00, 0.00 | |
| pbaths | OFTReal | 34 | 0.0, 0.0, 0.0 | |
| pstory | OFTReal | 4 | 0.0, 0.0, 0.0 | |
| pbssq | OFTInteger | 283 | 0, 0, 0 | |
| pfbssq | OFTInteger | 91 | 0, 0, 0 | |
| pbbeds | OFTInteger | 4 | 0, 0, 0 | |
| pbbath | OFTReal | 3 | 2.0, 2.0, 2.0 | |
| phy_addr | OFTString | 30.6k | HWY 338, 124 ATCHESON RD, 132 ATCHESON RD | |
| assrdlink | OFTString | 34.0k | https://gsaportal.lyon-county.org/parcel/01083109, https://gsaportal.lyon-county.org/parcel/01082104, https://gsaportal.lyon-county.org/parcel/01080101 | |
| assrplink | OFTString | 1.0k | https://gsaportal.lyon-county.org/platmaps/010-83.pdf, https://gsaportal.lyon-county.org/platmaps/010-82.pdf, https://gsaportal.lyon-county.org/platmaps/010-80.pdf | |
| shape__are | OFTReal | 32.4k | 3633503.06873248, 335158242.63, 822549434.961665 | |
| shape__len | OFTReal | 32.6k | 8087.56478316859, 98682.333211836, 123835.28052994 | |
| strap | OFTString | 34.0k | 01083109, 01082104, 01080101 | |
| strap_1 | OFTString | — | ||
| ypno_1 | OFTInteger | — | ||
| gis_commen | OFTString | — | ||
| globalid | OFTString | 34.1k | {B57FA817-DCA2-4661-A08A-BE6CEFFD7FB3}, {569D9BFA-0223-4996-A982-03225D6119C8}, {BBD47305-9A31-4A4B-9FA3-626016A4842B} |
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.