Lee County, Illinois
East Grove Township is a township in Lee County, Illinois. East Grove Township adopts its own zoning, so inside its limits East Grove Township’s rules apply, not the county’s. Septic permits inside East Grove Township come from Lee County (Lee County Health Department, Environmental Health · 815-284-3371). 12 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Lee County page.
Construction in unincorporated East Grove Township administered by Lee County.
“Permits Must Be Applied For Using This Portal”
Commercial building-plan review for unincorporated land in East Grove Township administered by Lee County.
“In the absence of a Lee County Building Code, the most current International Building Code (IBC) or International Existing Building Code (IEBC); the Energy Efficient Building Code or the Illinois Stretch Energy Code; the Illinois Accessibility Code, the Illinois Plumbing Code, rules adopted in accordance with Section 9 of the Fire Investigation Act; and the most current National Electric Code (NEC) shall be used for the review of plans.”
Commercial structures in R-4, C-1, C-2, C-3, I-1, I-2, or I-3 zones in East Grove Township that were built after July 1, 2011, and structures built after that date subsequently converted to commercial use.
“required to obtain a certificate of inspection”
Commercial buildings in unincorporated East Grove Township administered by Lee County.
“All commercial buildings must be inspected and approved before a Letter of Occupancy is granted. NO BUILDING SHALL BE OCCUPIED UNTIL THE LETTER OF OCCUPANCY HAS BEEN ISSUED BY THE LEE COUNTY ZONING OFFICE.”
Land in East Grove Township subject to Lee County zoning administration; Lee County's official record identifies an East Grove Township parcel as Ag-I Agricultural District and before the county board for a setback variance.
“The parcel is located in East Grove Township.”
East Grove Township land subject to Lee County zoning; an official County record identifies at least an Ag-I Agricultural District parcel in the Township.
“The boundaries of the underlying principal districts established are depicted upon the official zoning classification map of the county”
Private sewage-disposal systems serving construction in unincorporated East Grove Township.
“Prior to the Zoning Office issuing a building permit, the individual requesting the permit must receive preliminary approval from the Lee County Health Department for their private water well system and/or their private sewage disposal system.”
Subdivision activity in unincorporated East Grove Township administered by Lee County.
preliminary plat petition fee: 750 USD (Up to the first 10 lots; $25 per lot thereafter.) · final plat petition fee: 500 USD (Up to the first 10 lots; $25 per lot thereafter.)
“The department records all zoning and subdivision activity on tracts of land in the county and is responsible for maintaining zoning maps for all areas in the unincorporated areas of the county.”
Development within the regulatory floodplain in unincorporated East Grove Township administered by Lee County.
“No work of any kind may start until an application is approved and a permit is issued.”
Lee County-administered building permits in unincorporated East Grove Township.
minimum building permit fee: 50 USD (Any fee less than $50.) · floor area above ground fee: per 0.2 USD per square foot · garage/accessory building fee: per 0.15 USD per square foot
“Lee County Board – April 18, 2024 Resolution No. #2024-04-004 Structures; Additions & Structural Alterations Fee Floor area above ground (Living area) $ .20/sq. ft. [...] Minimum building permit fee (Any fee less than $50.00) $ 50.00 [...] All fees paid are non-refundable. Fees not otherwise classified: If a fee is not specifically provided for in the building permit fees structure, a reasonable fee shall be set by the Lee County Zoning Administrator.”
Building-permit applications in unincorporated East Grove Township administered by Lee County.
approval contact time: 1-3 business days (If approved.)
“You will be contacted within 1-3 business days”
East Grove Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Agricultural uses subject to Lee County zoning in East Grove Township.
“Certain agricultural uses are exempt from meeting local zoning requirements according to state law.”
We looked and could not find an official answer yet. Silence is not permission; ask East Grove Township or Lee 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 East Grove Township publishes no rule on the point, not that none exists. Lee County’s page lists the county offices to call.
Off-grid gear
Going off-grid in East Grove Township means bringing your own water and power. The kit we’d start with:
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