countyscore

Best Soil Quality Counties in Oregon

Soil composition, pH, drainage, and organic matter content Compare rankings across all 36 counties.

Average Soil Quality Score
25/100
Top County
Polk County
Counties Ranked
36

Top 10

#1
Polk County
OR
76/100
#2
Washington County
OR
75/100
#3
Multnomah County
OR
74/100
#4
Benton County
OR
74/100
#5
Yamhill County
OR
73/100
#6
Josephine County
OR
73/100
#7
Columbia County
OR
72/100
#8
Gilliam County
OR
71/100
#9
Coos County
OR
68/100
#10
Tillamook County
OR
67/100

All Oregon Counties Ranked

#CountySoil Quality ScoreOverall Score
1Polk County, OR
75.6
43.3
2Washington County, OR
75.1
41.2
3Multnomah County, OR
74.4
44.4
4Benton County, OR
73.7
35.8
5Yamhill County, OR
73.2
40.9
6Josephine County, OR
73
35.7
7Columbia County, OR
71.8
43
8Gilliam County, OR
70.6
44.9
9Coos County, OR
67.5
29.2
10Tillamook County, OR
67.4
43.5
11Clatsop County, OR
67.3
37.4
12Curry County, OR
66.8
41.9
13Sherman County, OR
55.6
55.3
14Baker County, OR
36.3
15Clackamas County, OR
36.5
16Crook County, OR
48.1
17Deschutes County, OR
44.3
18Douglas County, OR
36.8
19Grant County, OR
64.1
20Harney County, OR
55.6
21Hood River County, OR
48.2
22Jackson County, OR
31.5
23Jefferson County, OR
48.1
24Klamath County, OR
36.7
25Lake County, OR
65.3
26Lane County, OR
30.8
27Lincoln County, OR
34.2
28Linn County, OR
35
29Malheur County, OR
37.8
30Marion County, OR
30.4
31Morrow County, OR
45.1
32Umatilla County, OR
33.2
33Union County, OR
43.2
34Wallowa County, OR
63.9
35Wasco County, OR
32.3
36Wheeler County, OR
55.3

Data Source

Soil Quality data from SoilByCounty. See full details at SoilByCounty. Data updated February 2026.