St. Clair County, Illinois
Village of St. Libory is a village in St. Clair County, Illinois. Septic permits inside Village of St. Libory come from St. Clair County (St. Clair County Health Department – Water & Private Sewage · 618-233-7769). 9 rules below are quoted from official sources and independently re-checked, most recently on November 2, 2026. Rules for unincorporated land are on the St. Clair County page.
Village of St. Libory does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Residential lots inside St. Libory village that use a private sewage system (county health code, not zoning; no village zoning lot size located)
minimum usable lot area for septic-served residential structure: 1 acre (usable space excluding lakes, ponds and easements; greater area may be required)
“minimum lot size for a residential structure requiring a private sewage disposal system shall be one (1) acre usable space in size excluding lakes, ponds and easements”
Individual domestic sewage (septic) systems inside St. Libory village; the St. Clair County private sewage code is countywide and its text does not exclude incorporated areas
“all applications for permits granted under the provisions of this code shall be made to the health department.”
Construction, alteration or extension of an individual domestic sewage system inside St. Libory village (countywide county code; village limits not excluded in the text)
initial construction permit fee: 300 USD (charged for the initial construction permit, alteration or extension of an individual sewage system as approved by the health department)
“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”
Existing private sewage systems inside St. Libory village, when inspection is requested
operational inspection fee: 300 USD (charged for an operational inspection, collected at application)
“an operational inspection may be conducted on any private sewage disposal system which is part of a sale of property.”
Non-sewer domestic sanitation (septic or other individual system) inside St. Libory village
“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”
New single-family home inside St. Libory village, where a sanitary sewer is available (St. Clair County code; no village sewer-connection ordinance located)
reasonable distance to sanitary sewer, single-family residence: <= 300 feet (measured to a sewer to which connection is practical and permitted by the controlling authority)
“a reasonable distance for the purpose of this provision shall be deemed to be not greater than three hundred (300) feet for a single-family residence”
Subdividing property inside St. Libory village for septic use (county health code only; village subdivision ordinance not located)
“the health department shall require persons who subdivide property to furnish information on forms provided by the health department concerning soil absorption capacities”
Septic permit and inspection fees inside St. Libory village (county health code). Village building-permit fees are not published in any source located.
septic initial construction permit fee: 300 USD (initial construction, alteration or extension)
“there shall be a three hundred dollar ($300.00) fee charged for the initial construction permit, alteration or extension of an individual sewage system as approved by the health department.”
Septic permit process inside St. Libory village (county health code). The village's own building-permit process was not located.
“the health department shall act upon all applications within fifteen (15) days of receipt thereof”
We looked and could not find an official answer yet. Silence is not permission; ask Village of St. Libory or St. Clair 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 Village of St. Libory publishes no rule on the point, not that none exists. St. Clair County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Village of St. Libory means bringing your own water and power. The kit we’d start with:
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