Denver: Full Rockies stack; cost has caught up. Seattle: No income tax + full amenity stack; price and gray are the toll.
Dimension
Denver
Seattle
Median home price
$573K
$745K
Effective property tax
0.55%
0.87%
Tax friendliness
6/10
9/10
Winter mildness
4/10
5/10
Summer comfort
8/10
9/10
Walkability
7/10
6/10
Outdoor access
9/10
10/10
Culture & food
8/10
8/10
Healthcare
8/10
10/10
Airport connectivity
10/10
9/10
Schools
7/10
8/10
Safety
6/10
6/10
Hazard safety (10 = lowest risk)
9/10
4/10
Growth trajectory
6/10
7/10
Pick Denver if your priorities lean: Median home price, Effective property tax, Walkability, Airport connectivity. Pick Seattle if they lean: Tax friendliness, Winter mildness, Summer comfort, Outdoor access. There is no universal winner — only a winner for your weights.