Iroquois County, Illinois
Danforth Township is a township in Iroquois County, Illinois. Septic permits inside Danforth Township come from Iroquois County. 16 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Iroquois County page.
Danforth Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
New construction inside Danforth township under the county building/construction/development permit process (unincorporated area)
fine for beginning construction without permit application: 1000 USD per day
“Be aware the county has established a fine of $1,000 per day for beginning construction without a permit”
Permitted construction inside Danforth township (unincorporated area) under the county building code
“Building code requires inspections for your permit. Please contact the appropriate inspector prior to any construction on your project-”
Unincorporated land inside Danforth township, on the assumption that the township has not adopted its own zoning ordinance (not verified). Incorporated village of Danforth is not covered.
“The jurisdiction of this ordinance shall include all lands and waters within the unincorporated areas of Iroquois County.”
County zoning districts applicable to unincorporated land inside Danforth township
“For the purpose of this ordinance, the County of Iroquois is hereby divided into the following zoning districts:”
Single-family dwellings in the A-1 Agricultural district of unincorporated Danforth township
minimum total floor area: 900 square feet
“Minimum Total Floor Area: 900 square feet”
“Minimum Total Floor Area: 900 square feet”
New buildable lots in the RR-1 single family residential district of unincorporated Danforth township
minimum buildable lot area with community sewer and water: 10000 square feet · minimum buildable lot area without community sewer and water: 20000 square feet
“Buildable Lot (with community sewer and water) Minimum Area: 10,000 square feet Buildable Lot (without community sewer and water) Minimum Area: 20,000 square feet”
Principal buildings in the RR-1 single family residential district of unincorporated Danforth township
front yard from road centerline: 80 feet · rear yard from property line: 20 feet · side yard from property line (minimum): 8 feet (15 feet on the other side as stated in the ordinance)
“Minimum Yards in buildable lot: Front: 80 feet from center of road Rear: 20 feet from property line Side: Minimum 8 and 15 feet from property line”
Structures on lots in the RR-1 single family residential district of unincorporated Danforth township
maximum ground coverage of lot area: <= 30 percent
“Maximum Ground Coverage: 30% of lot area”
Single-family dwellings in the A-1 Agricultural district of unincorporated Danforth township
maximum building height: <= 35 feet
“minimum total floor area: 900 square feet minimum building width: 22 feet maximum height: 35 feet”
“building: maximum ground coverage: 30% of lot area minimum total floor area: 900 square feet maximum height: 35 feet minimum building width: 22 feet”
Private sewage (septic) systems on land inside Danforth township; the county public health department administers them countywide
“enforcing the sewage disposal ordinance of iroquois county as well as the illinois department of public health private sewage disposal licensing act and code”
Newly built or repaired septic systems on land inside Danforth township
“issuance of permits for newly constructed or repaired septic systems”
Newly constructed or repaired septic systems on land inside Danforth township
“inspections of newly constructed or repaired septic systems”
Newly constructed private water wells on land inside Danforth township
“issuance of permits for newly constructed wells”
Building/construction/development permit process for land inside Danforth township (unincorporated area)
“Building/Construction/Development Permit Application”
We looked and could not find an official answer yet. Silence is not permission; ask Danforth Township or Iroquois County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Danforth Township publishes no rule on the point, not that none exists. Iroquois County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Danforth Township means bringing your own water and power. The kit we’d start with:
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