Lake County, Indiana
St. John Township is a township in Lake County, Indiana. Septic permits inside St. John Township come from Lake County (Lake County Health Department, Environmental Health Division · (219) 755-3000). 10 rules below are quoted from official sources and independently re-checked, most recently on October 30, 2026. Rules for unincorporated land are on the Lake County page.
St. John Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Unincorporated land inside St. John township; the county building permit requirement quoted applies to accessory buildings with toilets or bathroom plumbing
“issue building permits and conduct inspections. issue certificates of occupancy.”
Unincorporated land inside St. John township
“issue building permits and conduct inspections. issue certificates of occupancy.”
Unincorporated land inside St. John township
“issue building permits and conduct inspections. issue certificates of occupancy.”
Land inside St. John township outside incorporated town limits. The Lake County UDO applies only to unincorporated Lake County; the Town of St. John's own zoning ordinance governs land inside its limits and is not recorded here as a township rule.
“jurisdiction authority extends to unincorporated lake county. no jurisdiction in incorporated areas.”
Zoning districts for unincorporated land inside St. John township
“unincorporated lake county zoning map faqs calendar of events”
Sewage disposal for land inside St. John township outside incorporated town limits, as referenced by the Lake County UDO to the Lake County Health Department
“all new and existing uses must provide water supply and sewage disposal facilities conforming to standards of design and location approved by the lake county health department.”
Private sewage disposal on land inside St. John township outside incorporated town limits
“all new and existing uses must provide water supply and sewage disposal facilities conforming to standards of design and location approved by the lake county health department.”
A new use on land inside St. John township outside incorporated town limits, where central water or sewer infrastructure is nearby
“these regulations may, in some cases, impose larger minimum lot area requirements than this udo or require connection to central water and sewer facilities when such infrastructure is located nearby.”
Land divisions in unincorporated land inside St. John township
“zone changes, subdivision approvals, change of use permits, special exceptions and variances.”
Building permit process for unincorporated land inside St. John township
“issue building permits and conduct inspections. issue certificates of occupancy.”
We looked and could not find an official answer yet. Silence is not permission; ask St. John Township or Lake 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 St. John Township publishes no rule on the point, not that none exists. Lake County’s page lists the county offices to call.
Off-grid gear
Going off-grid in St. John Township means bringing your own water and power. The kit we’d start with:
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.