countyscore

Best Soil Quality Counties in Delaware

Soil composition, pH, drainage, and organic matter content Compare rankings across all 3 counties.

Average Soil Quality Score
61/100
Top County
New Castle County
Counties Ranked
3

Top 10

#1
New Castle County
DE
65/100
#2
Kent County
DE
63/100
#3
Sussex County
DE
55/100

All Delaware Counties Ranked

#CountySoil Quality ScoreOverall Score
1New Castle County, DE
64.5
44.3
2Kent County, DE
63.3
44.2
3Sussex County, DE
54.8
50.4

Data Source

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