Hamilton County Soil Data
Hamilton County, Kansas
Avg pH
7.5
Texture
Loam
Drainage
N/A
Organic Matter
1.2%
Hydrologic Group
N/A
Data Story
About Soil in Hamilton County, Kansas
The Arid Alkaline Soils of Hamilton
Hamilton County has an average pH of 7.52, the highest among its neighbors. This significantly exceeds the national median of 6.5, reflecting a lime-rich, arid environment. These conditions strongly influence which native species can thrive here.
Sand-Heavy Plains Texture
At 48.9% sand and 33.1% silt, the soil is light and porous. The 18.1% clay content provides just enough structure to keep the soil from being pure sand. This mix allows for rapid root penetration but requires careful water management.
Challenging Nutrient and Water Levels
Organic matter is low at 1.21%, and available water capacity sits at 0.156 in/in. Both figures are well below state averages, leading to a modest soil score of 27.0. Successful growing requires supplemental nutrients and efficient irrigation.
Rapid Water Movement and Infiltration
While specific drainage data is missing, the high sand percentage points to fast-draining land. This helps prevent root rot but can lead to moisture stress during heatwaves. It is generally stable for building but lacks high natural water retention.
Cultivating Life in Zone 6a
Hardiness Zone 6a supports hardy crops like milo and drought-tolerant wheat. For your home garden, focus on xeriscaping with native plants like yucca and buffalograss. With a little extra care, you can turn this sandy soil into a hardy oasis.
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: Loam
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Hamilton County have?
Hamilton County's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 49% sand, 33% silt, and 18% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Hamilton County's soil acidic or alkaline?
Hamilton County's soil has a pH of 7.5, which is mildly to moderately alkaline. Sulfur amendments can lower pH if needed.
What is the drainage class for Hamilton County?
Drainage class data is not currently available for Hamilton County.
What crops or plants grow well in Hamilton County's soil?
Based on Hamilton County's Loam texture, pH of 7.5, and drainage class, the soil is well suited for drought-tolerant crops and native grasses, row crops and vegetable gardens.
What USDA soil order is found in Hamilton County?
The dominant USDA soil order for Hamilton County is not currently available in our dataset.
Planning your lawn? View lawn care data for Hamilton County on LawnByCounty.com →
Other Counties in Kansas
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.