Septic Systems in Bond County, IL

Regulations, costs, soil data & local providers

Pop. 16,725 ~14.4% on septic ~963 septic homes Somewhat poorly drained soil

Septic pumping in Bond County, Illinois costs $300-$550 (avg $400). A new septic system installation costs $5,800-$11,600. USDA soil data rates 0% of county soils as suitable for septic absorption fields. Approximately 963 homes in this county use septic systems.

Septic System Costs in Bond County

ServiceLowAverageHigh
Pumping / Cleaning$300$400$550
Routine Inspection$200$300$400
Real Estate Inspection$400$550$750
Minor Repair$750$1,050$5,100
Conventional Installation$5,800$8,300$11,600
Aerobic System Installation$10,900$15,600$21,850
Drainfield Replacement$5,800$8,300$11,600
Perc Test$900$1,250$1,750

Cost estimates based on regional market data for Bond County, Illinois. Actual costs depend on system type, site conditions, and provider.

Soil & Septic Suitability in Bond County

Drainage Class
Somewhat poorly drained
Hydrologic Group
C/D
Unique Soil Types
47
Avg Bedrock Depth
2.8 ft

Dominant Soil Types

Soil SeriesCoverageDrainageHydro Group
Hoyleton 422 Somewhat poorly drained C/D
Oconee 380 Somewhat poorly drained C/D
Bluford 310 Somewhat poorly drained C/D
Stoy 280 Somewhat poorly drained D
Darmstadt 263 Somewhat poorly drained D

Septic Tank Absorption Field Suitability

USDA NRCS rates soil suitability for septic absorption fields across this county:

Not Limited (Good)0%
Somewhat Limited7.3%
Very Limited92.7%

Overall rating: Very limited

Source: USDA NRCS Soil Survey Geographic Database (SSURGO)

Septic Regulations & Permits in Bond County

State Regulatory Body
Illinois Department of Health/Environment
Inspection Required for Home Sale
No / Varies
Nitrogen Reduction Areas
No
Advanced Treatment Required
No

Contact county health department for specific requirements.

Contact the Bond County health department for current permit requirements, fees, and approved system types.

Septic System FAQ for Bond County

How much does septic pumping cost in Bond County?
Septic pumping in Bond County, Illinois typically costs between $300 and $550, with an average of $400. Costs vary by tank size (1,000-1,500 gallons is typical), ease of access, distance from the pumping company, and how full the tank is. Most homeowners should pump their tank every 3-5 years.
How much does a new septic system cost in Bond County?
A conventional septic system installation in Bond County typically costs $5,800-$11,600. An aerobic treatment unit (ATU) costs $10,900-$21,850. Given the predominantly somewhat poorly drained soils in this area, some sites may require alternative system types. Costs include the tank, drainfield, permits, and labor.
Do I need a permit for a septic system in Bond County?
Yes. Virtually all counties in Illinois require a permit before installing, repairing, or replacing a septic system. The permit process typically involves a soil evaluation or percolation test, system design by a licensed professional, application to the county health department, and one or more inspections during installation. Contact the Bond County health department for current requirements and fees.
What soil types are in Bond County and how do they affect septic systems?
Bond County has predominantly Hoyleton, Oconee, Bluford soils. The dominant drainage class is Somewhat poorly drained with hydrologic group C/D. The USDA rates 0% of surveyed soils as "Not Limited" for septic absorption fields, 7.3% as "Somewhat Limited", and 92.7% as "Very Limited".
How often should I pump my septic tank in Bond County?
The EPA recommends pumping your septic tank every 3-5 years for a typical household. The exact frequency depends on tank size, household size, and water usage. A 1,000-gallon tank serving a family of 4 should generally be pumped every 3 years. Some counties in Illinois have mandatory pumping schedules — check with your local health department.
Can I install a conventional septic system in Bond County?
It depends on your specific site. USDA soil data shows that 92.7% of soils in Bond County are rated "Very Limited" for septic absorption fields, while only 0% are "Not Limited." This means many properties will require alternative systems such as mound systems, pressure distribution systems, or aerobic treatment units. A percolation test ($900-$1750) and soil evaluation are required before the county will approve a system design.
How long does a septic system last in Bond County?
A well-maintained septic system in Bond County typically lasts 25-30 years, though some components may need attention sooner. The concrete septic tank itself can last 40+ years, while the drainfield — the most critical and expensive component — usually lasts 15-25 years depending on soil conditions (Bond County has predominantly somewhat poorly drained soils). Regular pumping every 3-5 years and avoiding excess water usage are the two most effective ways to extend system life.

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Quick Facts

Population16,725
Est. Septic Homes963
Avg Pumping Cost$400
Drainage ClassSomewhat poorly drained
Septic SuitabilityVery limited

Common Septic Services

Pumping: $300-$550
Inspection: $200-$400
Repair: $750-$5,100
Installation: $5,800-$11,600

Data last updated: 2026-04-13