The image above is a satellite image of downtown Portland, with surface parking lots (solid red) and parking garages (shaded red). Congress Street runs diagonally through the picture. This does not include on-street parking or parking garages that occupy the first level of larger office buildings (like One City Center).
Consider these quick facts:
It comes down to this: like almost every city in the nation, Portland has Socialized Parking. Every developer who wants to do business in the city has to meet Stakhanovite parking production quotas. From each taxpayer according to his means, to each motorist according to his auto-addiction.
Click the link above to learn more about the book The High Cost of Free Parking, by Donald Shoup.