Washington parcel data coverage
39 of 39 counties (100%) have parcel boundaries on CLILU, 32 with owner names — 3,545,742 parcels in all. Updated 2026-10-17.
| County | Status | Parcels | With owner | Data as of |
|---|---|---|---|---|
| Adams | Parcels, owners partial | 31,359 | 0% | 2026-08-01 · Aging |
| Asotin | Owner names | 12,965 | 100% | 2026-10-16 · Current |
| Benton | Owner names | 79,630 | 99.7% | 2026-10-16 · Current |
| Chelan | Owner names | 48,176 | 99.6% | 2026-10-16 · Current |
| Clallam | Owner names | 53,167 | 92.4% | 2026-10-16 · Current |
| Clark | Owner names | 186,295 | 100% | 2026-10-16 · Current |
| Columbia | Owner names | 5,248 | 100% | 2026-10-16 · Current |
| Cowlitz | Owner names | 56,648 | 99.9% | 2026-10-16 · Current |
| Douglas | Owner names | 29,505 | 100% | 2026-10-16 · Current |
| Ferry | Owner names | 44,946 | 99.9% | 2026-10-16 · Current |
| Franklin | Owner names | 24,990 | 100% | 2026-10-16 · Current |
| Garfield | Parcels, owners partial | 4,160 | 0% | — |
| Grant | Owner names | 57,919 | 100% | 2026-10-16 · Current |
| Grays Harbor | Owner names | 61,419 | 98.6% | 2026-10-16 · Current |
| Island | Owner names | 51,634 | 99.7% | 2026-10-16 · Current |
| Jefferson | Owner names | 31,732 | 97.7% | 2026-10-16 · Current |
| King | Parcels, owners partial | 633,329 | 0% | — |
| Kitsap | Owner names | 110,181 | 100% | 2026-10-16 · Current |
| Kittitas | Owner names | 39,983 | 99.1% | 2026-10-16 · Current |
| Klickitat | Parcels, owners partial | 21,207 | 0% | 2026-08-01 · Aging |
| Lewis | Parcels, owners partial | 57,553 | 0% | — |
| Lincoln | Owner names | 36,318 | 91.2% | 2026-10-16 · Current |
| Mason | Owner names | 60,885 | 97% | 2026-10-16 · Current |
| Okanogan | Owner names | 56,773 | 88.5% | 2026-10-16 · Current |
| Pacific | Owner names | 54,497 | 98.4% | 2026-10-16 · Current |
| Pend Oreille | Owner names | 16,770 | 100% | 2026-09-02 · Aging |
| Pierce | Parcels, owners partial | 337,491 | 0% | — |
| San Juan | Owner names | 18,044 | 100% | 2026-10-16 · Current |
| Skagit | Owner names | 41,557 | 100% | 2026-10-16 · Current |
| Skamania | Owner names | 7,730 | 99.5% | 2026-10-16 · Current |
| Snohomish | Parcels, owners partial | 631,017 | 49.8% | 2026-08-01 · Aging |
| Spokane | Owner names | 214,151 | 100% | 2026-10-16 · Current |
| Stevens | Owner names | 41,769 | 99.8% | 2026-10-16 · Current |
| Thurston | Owner names | 127,974 | 99.5% | 2026-10-16 · Current |
| Wahkiakum | Owner names | 4,448 | 99% | 2026-09-02 · Aging |
| Walla Walla | Owner names | 30,922 | 99.2% | 2026-09-02 · Aging |
| Whatcom | Owner names | 110,021 | 99.7% | 2026-09-02 · Aging |
| Whitman | Owner names | 8,135 | 95.8% | — |
| Yakima | Owner names | 105,194 | 95.8% | 2026-10-16 · Current |
“Current” = compared with the county or state source in the last 35 days; “Aging” = 36–180 days; “Older” = not yet compared automatically.