Clackamas County, Oregon Cities (2025)

29 cities

City	Rank	2025 Pop. ↓	2020 Pop.	Change	Density	Area (mi²)	Type
Lake Oswego	1	39,321	40,828	-0.76%	3,631	10.83	City
Oregon City	2	37,072	37,769	-0.37%	3,689	10.05	City
Happy Valley	3	31,321	24,041	4.88%	2,700	11.60	City
West Linn	4	26,125	27,384	-0.95%	3,516	7.43	City
Wilsonville	5	26,097	26,717	-0.47%	3,456	7.55	City
Milwaukie	6	21,890	21,149	0.68%	4,392	4.98	City
Canby	7	17,776	18,195	-0.47%	3,784	4.70	City
Oak Grove	8	17,762	17,781	0.43%	4,551	3.90	CDP
Damascus	9	13,194	10,973	7.15%	749	17.61	CDP
Sandy	10	13,134	12,663	0.72%	3,618	3.63	City
Oatfield	11	12,988	13,588	-0.21%	3,826	3.40	CDP
Gladstone	12	11,753	12,032	-0.47%	4,901	2.40	City
Molalla	13	10,009	10,243	-0.47%	4,036	2.48	City
Bull Mountain	14	9,366	9,732	0.17%	4,721	1.98	CDP
Jennings Lodge	15	7,749	8,500	0.38%	4,874	1.59	CDP
Estacada	16	6,029	4,508	5.31%	2,347	2.57	City
Mount Hood Villages	17	5,829	4,511	7.15%	260	22.45	CDP
Beavercreek	18	4,544	4,105	0.09%	226	20.10	CDP
Boring	19	2,484	1,977	7.16%	577	4.31	CDP
Mulino	20	2,228	2,178	0.36%	162	13.78	CDP
Dunthorpe	21	2,209	1,690	7.13%	2,100	1.05	CDP
Stafford	22	1,565	1,940	0%	250	6.27	CDP
Orient	23	635	774	7.08%	671	0.95	CDP
Johnson City	24	546	538	0.37%	8,400	0.07	City
Rivergrove	25	527	542	-0.57%	3,046	0.17	City
Butteville	26	290	317	0.69%	276	1.05	CDP
Rhododendron	27	184	299	6.98%	47	3.91	CDP
Barlow	28	140	132	1.45%	2,692	0.05	City
Government Camp	29	78	96	-9.3%	104	0.75	CDP

Clackamas County Cities Summary

Lake Oswego is the largest city in Clackamas County, with a population of 39,321.