Kingman County Soil Data
Kingman County, Kansas
USDA SSURGO / PHZMAvg pH
6.6
Texture
Loam
Drainage
N/A
Organic Matter
1.6%
Hydrologic Group
N/A
Data Story
About Soil in Kingman County, Kansas
Perfectly Neutral Growing Base
Kingman County features a pH of 6.61, nearly perfectly aligned with the national median of 6.5. This neutral balance provides an excellent chemical foundation for most garden plants and local agriculture.
Sand-Dominant Composition
The soil is over half sand at 51.1%, with 31.6% silt and 16.8% clay. This sandy composition allows for easy root penetration and very fast drainage after heavy Kansas storms.
Managing Lighter Soils
Organic matter levels are 1.57%, which is below the state average of 2.22%. The available water capacity is 0.157 in/in, also trailing the state average and suggesting a need for consistent hydration.
Resilient Against Compaction
Detailed drainage classifications are not listed for the primary soil types here. However, the high sand content generally points toward a well-drained environment that resists heavy soil compaction.
Extended Season in Zone 7a
Sitting in the warmer zone 7a, Kingman County has a longer growing season than many of its northern neighbors. Take advantage of the mild winters by planting fruit trees or starting early-season vegetables.
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
Soil Amendment Products
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Browse Soil AmendmentsFrequently Asked Questions
What type of soil does Kingman County have?
Kingman County's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 51% sand, 32% silt, and 17% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Kingman County's soil acidic or alkaline?
Kingman County's soil has a pH of 6.6, which is near neutral. This range is ideal for most garden plants and field crops.
What is the drainage class for Kingman County?
Drainage class data is not currently available for Kingman County.
What crops or plants grow well in Kingman County's soil?
Based on Kingman County's Loam texture, pH of 6.6, and drainage class, the soil is well suited for vegetables, grains, and most field crops, row crops and vegetable gardens.
What USDA soil order is found in Kingman County?
The dominant USDA soil order for Kingman County is not currently available in our dataset.
Soil & Planting Advisory: Kingman County
Soil Verdict
Kingman County is in USDA hardiness zone 7a, a moderate climate zone. where winter lows can reach 0°F. Mild winters mean soil rarely freezes deeply, allowing year-round microbial activity and faster organic matter breakdown.
Planting Guidance
Warm-season crops, citrus relatives, and heat-loving ornamentals do well. Cool-season vegetables should be planted in fall and winter. Winter protection (mulch, burlap wraps) helps push the zone boundary for desired species. Always match plant selections to the specific microclimate of your property — low spots, slopes, and wind exposure can shift effective hardiness by half a zone.
Soil Implications
Warm soils accelerate organic matter breakdown, so compost and mulch need replenishing more frequently than in cooler zones. Sandy soils common in warm zones drain quickly; water-retentive amendments like compost or peat help hold moisture. When soil temperatures drop below freezing, microbial nitrogen cycling stops; spring fertilization is more effective than late-fall application.
Regional Context
Kingman County is somewhat warmer than the Kansas statewide average. The zone range of 6b-7a within the county means soil and planting decisions should account for local elevation and topography.
Planning your lawn? View lawn care data for Kingman 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.