I have created a mini-guide with Festive Christmas activities you can enjoy here in Vancouver, Washington and surrounding areas! I hope this post helps you make some plans and get into the Christmas spirit!
Tree Farms

Washougal River Christmas Trees | http://www.washougalriverchristmastrees.com/
Farrell Farms | http://www.farrellfarmsllc.com/tree-farm-tips.html 
Thorntons Tree Land | https://www.thorntonstreeland.com/
Klopman Farms | https://klopmanfarms.com/
 

Christmas Ships

Two locations: Vancouver waterfront & Camas/Washougal
See their website for all of the dates! The time is the same each date, with the parade from 7pm - 9pm 
http://www.christmasships.org/schedule/columbia-river

Tree Lightings

Downtown Vancouver @ Esther Short Park | November 25th
https://rotarytreelighting.org/schedule

Downtown Camas on 12/2 
https://downtowncamas.com/event/hometown-holidays

Washougal on 12/1
https://www.cityofwashougal.us/727/Lighted-Chris ...

I'm working on neighborhood reports as a quick reference for my clients who may not be so familiar with the different areas of Clark County! 
Here's what I've got so far:

Fisher's Landing
Salmon Creek

More to come: 

Hockinson
Camas
Washougal
Battle Ground
La Center
Orchards
Hazel Dell
Lincoln neighborhood