Fond du Lac County Soil Data
Fond du Lac County, Wisconsin
Avg pH
6.1
Texture
Silt loam
Drainage
Poorly drained
Organic Matter
5.4%
Hydrologic Group
B/D
Data Story
About Soil in Fond du Lac County, Wisconsin
Rich Mollisols with Near-Ideal pH
The county features high-quality Mollisols with a pH of 6.13, approaching the national median of 6.5. This profile is much less acidic than the state average, making it some of the most versatile land in Wisconsin.
Premium Silt Loam for Agriculture
The dominant texture is silt loam, characterized by a heavy 49.8% silt content and a significant 18.6% clay share. This mix provides exceptional nutrient retention and the physical structure needed for high-yield farming.
Superior Moisture and Biological Health
An available water capacity of 0.215 beats the state average, ensuring crops stay hydrated during dry spells. Organic matter sits at 5.44%, which is more than double the national average and supports vigorous growth.
Managing Poorly Drained Hydrologic Groups
The soil is classified as poorly drained and belongs to the B/D hydrologic group. This means the land holds water effectively, though home gardeners may need raised beds to prevent saturation in early spring.
Vibrant Growing Potential in Zone 5a
With an impressive soil score of 80.7 and a Zone 5a climate, this is one of the best spots in the state for a garden. You can successfully grow everything from corn and soy to delicate heirloom vegetables.
Soil Composition
Soil pH
Soil Series
Detailed soil series data not yet available for this county.
Hydrologic Group
Group B — Moderate Runoff
Moderately deep, moderately well-drained soils with moderate infiltration rates. Good balance of drainage and water retention.
Drainage Class
Poorly drained
Water is removed so slowly that the soil is wet at or near the surface much of the year. Drainage improvement usually needed.
Soil Profile
Dominant texture: Silt loam
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Fond du Lac County have?
Fond du Lac County's soil is classified as Silt loam. This indicates the relative proportions of sand, silt, and clay — 25% sand, 50% silt, and 19% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Fond du Lac County's soil acidic or alkaline?
Fond du Lac County's soil has a pH of 6.1, which is moderately acidic. This range suits many crops and is common across much of the eastern US.
What is the drainage class for Fond du Lac County?
Fond du Lac County has a dominant drainage class of "Poorly drained." Poorly drained soils retain water for extended periods, which can limit crop choices and may require tile drainage or raised beds.
What crops or plants grow well in Fond du Lac County's soil?
Based on Fond du Lac County's Silt loam texture, pH of 6.1, and Poorly drained, the soil is well suited for vegetables, grains, and most field crops, row crops and vegetable gardens, rice, cranberries, and other water-tolerant species.
What USDA soil order is found in Fond du Lac County?
Fond du Lac County's dominant soil order is Mollisols. Mollisols are fertile, dark-colored soils that formed under grassland vegetation. They are among the most productive agricultural soils in the world.
Planning your lawn? View lawn care data for Fond du Lac County on LawnByCounty.com →
Other Counties in Wisconsin
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.