Northampton County Soil Data
Northampton County, North Carolina
Avg pH
5.0
Texture
Sandy Loam
Drainage
N/A
Organic Matter
1.5%
Hydrologic Group
N/A
Data Story
About Soil in Northampton County, North Carolina
Northampton's Highly Acidic Soil Profile
Northampton County features a pH of 5.05, which is more acidic than the state average of 5.14 and far below the national median of 6.5. While specific taxonomic data is unavailable, this high acidity level characterizes much of the local landscape. Farmers often need lime treatments to balance the soil for traditional crops.
A Sandy Loam Foundation
The soil composition is 63.8% sand, 21.5% silt, and 14.8% clay. This mix provides a decent balance of workability and structural integrity. The clay content is higher than some coastal neighbors, offering slightly better nutrient retention.
Below Average Organic Matter
Organic matter levels sit at 1.53%, falling below both the state average of 5.12% and the national average of 2.0%. The available water capacity of 0.124 in/in is also slightly lower than the state mean. This suggests a need for soil amendments to boost long-term productivity.
Moderate Drainage Potential
Though specific drainage classifications are not in the current dataset, the 63.8% sand content typically allows for moderate water movement. This texture helps prevent surface ponding but may require careful nitrogen management to prevent leaching. It provides a stable base for most rural construction projects.
Abundant Growth in Zone 8a
In hardiness zone 8a, Northampton is well-suited for cotton, peanuts, and various hardwood trees. While the overall soil score of 12.9 is low, focused fertilization can yield impressive results. Start your garden today and watch these resilient coastal plain plants thrive.
Soil Composition
Soil pH
Soil Series
Detailed soil series data not yet available for this county.
Hydrologic Group
Hydrologic group data not available.
Drainage Class
Drainage class data not available.
Soil Profile
Dominant texture: Sandy Loam
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Northampton County have?
Northampton County's soil is classified as Sandy Loam. This indicates the relative proportions of sand, silt, and clay — 64% sand, 21% silt, and 15% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Northampton County's soil acidic or alkaline?
Northampton County's soil has a low pH of 5.0, which is strongly acidic. Acidic soils benefit from lime applications to raise pH and improve nutrient availability.
What is the drainage class for Northampton County?
Drainage class data is not currently available for Northampton County.
What crops or plants grow well in Northampton County's soil?
Based on Northampton County's Sandy Loam texture, pH of 5.0, and drainage class, the soil is well suited for acid-loving plants like blueberries and azaleas, row crops and vegetable gardens.
What USDA soil order is found in Northampton County?
The dominant USDA soil order for Northampton County is not currently available in our dataset.
Planning your lawn? View lawn care data for Northampton County on LawnByCounty.com →
Other Counties in North Carolina
Soil data sourced from USDA SSURGO via Soil Data Access. Data is informational only and should not be used as a substitute for on-site soil testing. Contact your local NRCS office for site-specific soil information.