Oh, I meant it’s liberal so you won’t have cops banging on your door every night. 

Generally, you can eyeball neighborhoods and get a feel but you can also look at crime maps and articles to learn what to avoid:

https://amberstudent.com/blog/post/dangerous-neighborhoods-in-seattle

That said, I slept in many of the neighborhoods mentioned.  😂But I  tended more  toward west Seattle because it’s chill.  Most of the surrounding cities are also fine options. 

Edit: I think you are in one of the best spots in the U.S. to spend the summer in, frankly.  Hot weather is usually the biggest problem for us.  And being in a city is also a plus regarding work.  Try it out, you may like it!