Category:Structures in Portland, Oregon
- 100 most populous cities of the United States
- 1–25
- Boston
- Chicago
- Columbus
- Houston
- Indianapolis
- Los Angeles
- Nashville
- New York City
- Philadelphia
- Portland
- San Antonio
- San Francisco
- San Jose
- Seattle
- Washington, D.C.
- 26–50
- Arlington
- Atlanta
- Baltimore
- Colorado Springs
- Detroit
- Fresno
- Kansas City
- Las Vegas
- Louisville
- Memphis
- Minneapolis
- Omaha
- 51–75
- Cincinnati
- Cleveland
- Corpus Christi
- Jersey City
- Newark
- New Orleans
- Pittsburgh
- Riverside
- Saint Paul
- St. Louis
- 76–100
- Baton Rouge
- Buffalo
- Fort Wayne
- Madison
- Reno
- Richmond
- St. Petersburg
- Toledo
Subcategories
This category has the following 3 subcategories, out of 3 total.