Falling home prices pushed the value of remodeling investments down, but small-scale projects and replacements may be leading the way to recover. Seattle's lead remodeling investment is replacing your front door with a steel entry door which returns 128% of the cost in the remodeling value.
The following link provides a tool via Zillow that shows the average home value and percentage change in value over the last year by neighborhood. Select the neighborhood or neighborhoods of your choice to see how values compare to the Seattle area average.