Oregon: Cities, Counties, ZIP Codes & Time Zones

This hub collects every place we list in Oregon: 373 cities, towns and communities in 36 counties. The capital is Salem, OR. Portland, OR is the most populous at about 2,074,775. Browse the largest cities, the counties, the time zones and the ZIP code ranges used across Oregon below.

What are the key facts about Oregon?

What are the largest cities in Oregon?

The 25 largest places in Oregon by estimated population are ranked below. Portland, OR leads the list, followed by Eugene, OR and Salem, OR. Select any name for ZIP codes, nearby cities and distances.

How are places in Oregon distributed by size?

The places in our Oregon data break down as follows: 1 place with over 1 million people; 2 places with 250,000 to 1 million people; 4 places with 100,000 to 250,000 people; 23 places with 25,000 to 100,000 people; 71 places with 5,000 to 25,000 people; 272 places with under 5,000 people. The median place has about 1,404 residents, so most communities are far smaller than the biggest cities. The densest places with a page are Oak Hills, OR (7,866 per sq mi), Aloha, OR (7,384 per sq mi), Hayesville, OR (7,257 per sq mi), Four Corners, OR (6,651 per sq mi), Cornelius, OR (5,649 per sq mi). The least dense are Roseburg North, OR (231), Warrenton, OR (453), Damascus, OR (629), Prineville, OR (837), Deschutes River Woods, OR (995). Density labels are explained in our density guide.

Which counties are in Oregon?

Oregon has 36 counties or county equivalents in our data. The links below open the 28 that contain at least one place with a full page. Counties are identified by five-digit FIPS codes, which our county guide explains.

What ZIP codes does Oregon use?

The places in Oregon are linked to 385 ZIP codes. Their three-digit prefixes run from 970 to 979, and the first digit is 9, pointing to the Pacific states (Alaska, California, Hawaii, Oregon and Washington). Prefixes reveal the regional mail sorting hub, not a county or city. Try the ZIP code lookup to match a code to a place.

What time zones does Oregon use?

Places in Oregon fall in these zones in our data: Pacific time (364 places), Mountain time (9 places). Because the state straddles more than one zone, check the specific city before you schedule calls or travel. Read US time zones explained for how daylight saving time applies.

Which states are near Oregon?

Measured between the average locations of their places, the closest states are Washington (195 mi north), Idaho (361 mi east), Nevada (465 mi southeast), California (538 mi south), Montana (561 mi east). Distances are straight-line and rough, since state shapes differ greatly.

Where to go next

Figures are estimates from a compiled dataset; confirm official numbers with the Census Bureau.