Bolthole Index

St. Clair County, Illinois

Zoning, building permits and septic rules in Shiloh Valley Township, Illinois

Shiloh Valley Township is a township in St. Clair County, Illinois. Septic permits inside Shiloh Valley Township come from St. Clair County (St. Clair County Health Department – Water & Private Sewage · 618-233-7769). 11 rules below are quoted from official sources and independently re-checked, most recently on October 30, 2026. Rules for unincorporated land are on the St. Clair County page.

Answers from the rulebook for Shiloh Valley Township

Rules another office applies inside Shiloh Valley Township

Shiloh Valley Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Local zoningPresent (with conditions)

    Unincorporated land inside Shiloh Valley township, where the St. Clair County zoning code applies in the absence of a township ordinance found in research; not municipal land

    • Applies only to unincorporated properties; the code excludes properties occupied by Scott Air Force Base.
    • The code text as printed says it applies to 'all unzone municipalities'; whether a given municipality is unzoned must be checked before applying this claim there.
    • No Shiloh Valley township zoning ordinance was located (see claim shiloh-valley-local-zoning-township-unknown).
    “it is hereby declared that the provisions of this code shall apply to all unzone municipalities and to all properties in the unincorporated part of st. clair county as provided herein, except those properties occupied by scott air force base.”
  • Zoning districtsPublished

    Zoning districts of St. Clair County that apply to unincorporated land inside Shiloh Valley township

    • Districts named in the code include the A agricultural industry district and the RR-1, RR-3, SR-1, SR-2, SR-3, and SR-MH residential districts; the zoning map was not opened.
    “division ii – “rr-1” and “rr-3” – rural residential districts”
  • Minimum lot sizeSpecified

    Land zoned RR-1 (rural residential) in unincorporated Shiloh Valley township under the St. Clair County zoning code

    • Column mapping of the area/bulk table was inferred from its header row; the PDF text is garbled and should be confirmed against the printed table.
    • The row labels the minimum lot area as 1 acre and the maximum dwellings as 1 per 1 acre.

    minimum lot area: >= 1 acre · minimum lot width at building line: >= 125 feet

    “3 rr-1 1 per 1 acre 1 acre 125’ 150’ 25’ 25’ 40 15”
    One more reviewed finding on this topic
    • Specified — Land zoned SR-1 (suburban residential) in unincorporated Shiloh Valley township under the St. Clair County zoning code
      “4 sr-1 1 per 20,000 sq. ft. 100’ 150’ 25’ 25’ 30 15”
  • SetbacksSpecified

    Land zoned RR-1 (rural residential) in unincorporated Shiloh Valley township under the St. Clair County zoning code

    • Minimum yard dimensions from the Sec. 40-3-7 table; the column mapping is inferred from the header and should be confirmed against the printed table.
    • No rear-yard minimum was extracted from the table, so rear setback is not stated here.

    front yard depth: >= 25 feet · side yard abutting a street depth: >= 25 feet · side yard abutting a lot, total for both sides: >= 40 feet · side yard abutting a lot, minimum either side: >= 15 feet

    “3 rr-1 1 per 1 acre 1 acre 125’ 150’ 25’ 25’ 40 15”
    One more reviewed finding on this topic
    • Specified — Land zoned SR-1 (suburban residential) in unincorporated Shiloh Valley township under the St. Clair County zoning code
      “4 sr-1 1 per 20,000 sq. ft. 100’ 150’ 25’ 25’ 30 15”
  • Living in an RVLimited

    Recreational vehicle parks on unincorporated land inside Shiloh Valley township; this is not a general rule for living in an RV on private land

    • Listed as a special use, so a special use permit is required in the district where it is allowed (district not verified).
    • The general occupancy of an RV on private land was not found in the opened text.

    maximum temporary stay in an RV park: <= 30 days

    “recreational vehicle parks, for temporary location not to exceed thirty (30) days.”
  • Manufactured homesLimited

    Manufactured home parks on unincorporated land in Shiloh Valley township; placement of a single manufactured home outside a park was not verified

    • Park minimum tract applies to manufactured home parks only.
    • The SR-MH district exists in the area/bulk table but its use rules were not read.

    minimum manufactured home park tract: >= 10 acres

    “a manufactured home park shall be located on a tract of land not less than ten (10) acres in area, with minimum width and depth dimensions of not less than four hundred (400) feet.”
  • Who permits septicCounty (with conditions)

    Individual domestic sewage disposal (septic) systems on land inside Shiloh Valley township, administered by the St. Clair County Health Department

    • Applies throughout St. Clair County, including Shiloh Valley township.
    • Illinois state private sewage rules (77 Ill. Adm. Code 905) may also apply; not verified on an official page here.
    “it shall be unlawful for any person to construct, alter or extend individual domestic sewage disposal systems within st. clair county unless he/she holds a valid permit issued by the health department”
  • Septic permitRequired

    Constructing, altering, or extending an individual septic system on land inside Shiloh Valley township, issued by the St. Clair County Health Department

    • All permit applications must be made to the health department.
    • A permit is issued only to a homeowner and/or a St. Clair County licensed private sewage disposal system installation contractor.
    • The application must be completed and signed and include the applicant's name, address, site location, and a complete plan showing compliance with the code's minimum standards.
    “a permit shall only be.issued to a homeowner and/or a st. clair county licensed private sewage disposal system installation contractor installing a private sewage disposal system.”
  • Subdividing landRegulated (with conditions)

    Division of land into zoning lots on unincorporated land inside Shiloh Valley township

    • This is a zoning-code division rule; any separate county subdivision ordinance was not checked.
    • Lots created must meet the code's requirements.
    “no land or zoning lot shall hereafter be divided into two (2) or more zoning lots unless all lots resulting from each such division shall conform with the applicable regulations of the zoning district where the property is located”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Shiloh Valley Township or St. Clair County directly.

  • Building permit — Building permit for new construction on unincorporated land inside Shiloh Valley township
  • Owner-builder exemption — Owner-builder permit exemption for a homeowner building on land inside Shiloh Valley township
  • Building code adopted — Which building code applies to construction on unincorporated land inside Shiloh Valley township
  • Inspections — Building inspections for construction on unincorporated land inside Shiloh Valley township
  • Certificate of occupancy — Occupancy permit or certificate for a new home on unincorporated land inside Shiloh Valley township
15 more unanswered
  • Minimum dwelling size
  • Lot coverage
  • Building height
  • Camping on your land
  • Tiny homes
  • Accessory dwellings
  • Septic inspection
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees
  • Permit process

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 Shiloh Valley Township publishes no rule on the point, not that none exists. St. Clair County’s page lists the county offices to call.

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