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Essex County Soil Data

Essex County, New Jersey

USDA SSURGO / PHZM

Avg pH

3.4

Texture

Loam

Drainage

N/A

Organic Matter

27.7%

Hydrologic Group

N/A

Data Story

About Soil in Essex County, New Jersey

Top-Tier Productivity Despite High Acidity

Essex County has highly acidic soil with a pH of 3.43, far below the national median of 6.5. Despite this, it boasts a high soil score of 65.2, significantly outperforming the state average of 46.5.

Heavy Silt Provides Solid Structure

With only 36.1% sand, this soil is much heavier than southern counties, consisting of nearly 29% silt. This composition provides excellent structural stability and helps the soil retain nutrients that would wash away in sandier regions.

Unrivaled Organic Matter and Hydration

Organic matter is exceptionally high at 27.72%, dwarfing the state average of 15.72% and the national 2.0%. The available water capacity of 0.242 in/in is the highest in this group, meaning the soil acts like a sponge.

Efficient Moisture Management in Urban Soils

While specific drainage data is limited, the high silt and organic matter suggest a soil that holds onto moisture very effectively. Urban gardeners should be mindful of potential slow drainage in low-lying areas during heavy rain events.

Hardy Greens Thrive in Zone 7a

Hardiness zone 7a provides a slightly shorter but still robust growing season for Essex County. Use this incredibly rich, nutrient-dense soil to grow hardy leafy greens and woodland perennials that thrive in acidic conditions.

Soil Composition

Loam
Sand: 36.1%
Silt: 28.7%
Clay: 7.6%
Loam

Soil pH

3.4pH
3.5
Strongly AcidicSlightly AcidicNeutralSlightly AlkalineStrongly Alkaline
Ideal lawn range: 6.0 - 7.0

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

O HorizonOrganic layer
0-2"
A HorizonTopsoil
2-10"
B HorizonSubsoil
10-30"
C HorizonParent material
30-60"
R HorizonBedrock
60"+

Typical soil profile. Actual depths vary by location.

Acidic Soil Detected

Your county's average pH is 3.4. These products help balance soil pH for healthier grass.

Browse Soil Amendments

Frequently Asked Questions

What type of soil does Essex County have?

Essex County's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 36% sand, 29% silt, and 8% clay. Loamy soils hold moisture well and support a wide range of plants.

Is Essex County's soil acidic or alkaline?

Essex County's soil has a low pH of 3.4, which is strongly acidic. Acidic soils benefit from lime applications to raise pH and improve nutrient availability.

What is the drainage class for Essex County?

Drainage class data is not currently available for Essex County.

What crops or plants grow well in Essex County's soil?

Based on Essex County's Loam texture, pH of 3.4, 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 Essex County?

The dominant USDA soil order for Essex County is not currently available in our dataset.

Soil & Planting Advisory: Essex County

Soil Verdict

Essex 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

Essex County closely matches the New Jersey average hardiness conditions. The zone range of 7a-7b within the county means soil and planting decisions should account for local elevation and topography.

Other Counties in New Jersey

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

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.