Tazewell County, Illinois
Little Mackinaw Township is a township in Tazewell County, Illinois. Septic permits inside Little Mackinaw Township come from the state health agency. 8 rules below are quoted from official sources and independently re-checked, most recently on October 30, 2026. Rules for unincorporated land are on the Tazewell County page.
Little Mackinaw 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 and residential structures in unincorporated land inside Little Mackinaw township
“the department is responsible for the issuance of building permits, zoning compliance certificates and regulation of construction and all use activities in the unincorporated areas of tazewell county.”
Unincorporated land inside Little Mackinaw township (outside the Village of Mackinaw). No township-adopted zoning ordinance was located; the Tazewell County zoning ordinance is the zoning rule administered here.
“the primary function of the community development department is for the administration, interpretation and enforcement of the tazewell county zoning ordinance.”
Zoning districts for unincorporated land inside Little Mackinaw township
“the unincorporated areas of the county are divided into “zoning districts.” particular types of uses are allowed in each of these districts. the zoning ordinance lists these uses.”
Installation of private sewage disposal systems with no surface discharge (septic tanks and seepage fields) inside Little Mackinaw township
“the illinois department of public health (idph) regulates the installation of all private sewage disposal systems that have no surface discharge (such as septic tanks and seepage fields)”
“septic permit or written approval from the tazewell county health department (309-477-2223)”
New homes in Little Mackinaw township (septic-served) that have not received a sanitary-district hookup letter
“proof of septic/sewer 1. septic permit or written approval from the tazewell county health department (309-477-2223) 2. or, an appropriate letter from the sanitary district stating that owners have applied for hookup.”
Land divisions and subdivisions in unincorporated Little Mackinaw township
“additional departmental functions include the administration and enforcement of the subdivision ordinance, erosion, sediment and storm water control ordinance, flood plain development ordinance, adult use ordinance, inoperable motor vehicle ordinance and the wind farm ordinance.”
Residential building permit applications for new dwellings in unincorporated Little Mackinaw township
office hours: 8:00 a.m. to 4:30 p.m., Monday through Friday time
“applications are accepted and permits issued between 8:00 a.m. and 4:30 p.m. monday through friday.”
We looked and could not find an official answer yet. Silence is not permission; ask Little Mackinaw Township or Tazewell 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 Little Mackinaw Township publishes no rule on the point, not that none exists. Tazewell County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Little Mackinaw Township means bringing your own water and power. The kit we’d start with:
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