Dodge County Soil Data
Dodge County, Wisconsin
USDA SSURGO / PHZMAvg pH
6.5
Texture
Silt Loam
Drainage
N/A
Organic Matter
4.9%
Hydrologic Group
N/A
Data Story
About Soil in Dodge County, Wisconsin
Wisconsin's Gold Standard for Soil
Dodge County boasts a phenomenal soil score of 86.9, the highest in this group and well above the state average of 68.2. The average pH is 6.46, nearly hitting the perfect national median of 6.5. This exceptional balance makes it some of the most sought-after agricultural land in the Midwest.
The Ultimate Silt and Clay Mix
The soil is dominated by 50.6% silt and 16.3% clay, with sand making up only 25.3%. This heavy-bodied composition is excellent for holding nutrients and supporting heavy crop loads. Its high silt content gives it a silky texture that provides a stable foundation for root systems.
Peak Water Capacity and Rich Matter
Available water capacity reaches 0.212 in/in, significantly higher than the Wisconsin state average of 0.204. With organic matter at 4.88%, the soil is more than twice as rich as the national average of 2.0%. These factors combine to create a resilient landscape that maintains productivity even in fluctuating weather.
Excellent Moisture Management
High water capacity and a heavy silt profile mean the soil absorbs and holds moisture effectively. While specific hydrologic groups are not listed, the 86.9 soil score suggests superior natural drainage and water management. This land is highly reliable for everything from large-scale corn production to home gardening.
Maximum Productivity in Zone 5a
Gardeners in Zone 5a will find that almost anything thrives in this nutrient-dense, near-neutral soil. It is particularly well-suited for high-energy crops like sweet corn and leafy greens that need consistent moisture. There is no better place in the state to start a professional-grade backyard farm.
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: Silt 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 Dodge County have?
Dodge County's soil is classified as Silt Loam. This indicates the relative proportions of sand, silt, and clay — 25% sand, 51% silt, and 16% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Dodge County's soil acidic or alkaline?
Dodge County's soil has a pH of 6.5, which is moderately acidic. This range suits many crops and is common across much of the eastern US.
What is the drainage class for Dodge County?
Drainage class data is not currently available for Dodge County.
What crops or plants grow well in Dodge County's soil?
Based on Dodge County's Silt Loam texture, pH of 6.5, 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 Dodge County?
The dominant USDA soil order for Dodge County is not currently available in our dataset.
Soil & Planting Advisory: Dodge County
Soil Verdict
Dodge County is in USDA hardiness zone 5a, a cold climate zone. where winter lows can reach -20°F. Freeze-thaw cycles are moderate; soil biology slows in winter but recovers reliably in spring, supporting a broad range of plants.
Planting Guidance
A wide plant palette is possible: deciduous trees, most shrubs, cool-season vegetables, and many perennials thrive here. With extreme winter lows, any marginally hardy plants need heavy mulch and wind protection. 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
Moderate freeze-thaw cycles naturally aerate the soil but can also cause compaction in clay-heavy areas; annual core aeration is beneficial. Organic matter amendments decompose at a moderate pace — aim for 3-5% organic content for optimal fertility. When soil temperatures drop below freezing, microbial nitrogen cycling stops; spring fertilization is more effective than late-fall application.
Regional Context
Dodge County closely matches the Wisconsin average hardiness conditions. The zone range of 5a-5b within the county means soil and planting decisions should account for local elevation and topography.
Planning your lawn? View lawn care data for Dodge 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.