countyscore

Best Soil Quality Counties in Arizona

Soil composition, pH, drainage, and organic matter content Compare rankings across all 15 counties.

Average Soil Quality Score
0/100
Top County
Apache County
Counties Ranked
15

Top 10

#1
Apache County
AZ
NaN/100
#2
Cochise County
AZ
NaN/100
#3
Coconino County
AZ
NaN/100
#4
Gila County
AZ
NaN/100
#5
Graham County
AZ
NaN/100
#6
Greenlee County
AZ
NaN/100
#7
La Paz County
AZ
NaN/100
#8
Maricopa County
AZ
NaN/100
#9
Mohave County
AZ
NaN/100
#10
Navajo County
AZ
NaN/100

All Arizona Counties Ranked

#CountySoil Quality ScoreOverall Score
1Apache County, AZ
51.9
2Cochise County, AZ
39.9
3Coconino County, AZ
35.2
4Gila County, AZ
34.3
5Graham County, AZ
47.6
6Greenlee County, AZ
70.1
7La Paz County, AZ
37.2
8Maricopa County, AZ
32.6
9Mohave County, AZ
32.9
10Navajo County, AZ
39.9
11Pima County, AZ
26.9
12Pinal County, AZ
37.5
13Santa Cruz County, AZ
39.9
14Yavapai County, AZ
40.7
15Yuma County, AZ
34.8

Data Source

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