The cities below have imposed annexations increasing their boundaries. Sales tax rates for businesses included in the annexation may be affected. More information can be obtained from the respective city planning departments.
| City |
Location
Code |
Annexation
Name |
Ordinance
Number |
| Othello | 103 | Hoksbergen | 1242 |
| Vancouver | 605 | ESD 114 II | M-3841 |
| Vancouver | 605 | Griffee | M-3838 |
| Vancouver | 605 | Webb | M3839 |
| Battleground | 601 | Cedars North | 07-018 |
| Moses Lake | 1309 | Cascade Valley | 2342 |
| Moses Lake | 1309 | Solar Grade Silicon | 2344 |
| Quincy | 1310 | Jones 2nd | 07-207 |
| Quincy | 1310 | Jack Jones | 07-206 |
| Quincy | 1310 | Downs | 07-208 |
| Quincy | 1310 | Baseline Lake | 07-202 |
| Oak Harbor | 1503 | Wright | 1500 |
| Renton | 1725 | Anthone | 5301 |
| Port Orchard | 1802 | | 020-07 |
| Port Orchard | 1802 | | 021-07 |
| Port Orchard | 1802 | | 024-07 |
| Port Orchard | 1802 | | 023-07 |
| Lake Stevens | 3109 | Fire District 8 | 745 |
| Marysville | 3111 | Lakewood South | 2707 |
| College Place | 3601 | Blalock Drive | 766 |
| College Place | 3601 | Homestead Acres | 980 |
| Pullman | 3812 | Brannan Brelsford | 07-8 |
| Grandview | 3901 | Olmstead | 2007-17 |