(Undated)  --  Portland is ranked in the top tier in a survey of the best cities for Halloween.  WalletHub reviewed the 100 biggest cities in the U.S., and Portland is in 41st place.  The city ranks high for "trick-or-treater friendliness" but ranks low for "Halloween parties and activities."  Portland gets a high score for Halloween weather.  Santa Ana, California is ranked first in the WalletHub "Best Cities for Halloween" survey, while Seattle ranks 63rd.