Zoning, building permits and septic rules in Village of Tilton, Illinois
Village of Tilton is a village in Vermilion County, Illinois. Village of Tilton adopts its own zoning, so inside its limits Village of Tilton’s rules apply, not the county’s. 6 rules below are quoted from official sources and independently re-checked, most recently on October 23, 2026. Rules for unincorporated land are on the Vermilion County page.
Answers from the rulebook for Village of Tilton
Village of Tilton’s own rules
Building permitRequired
Accessory buildings greater than 120 square feet on land inside Tilton village limits
Accessory buildings not attached to the main building must be located in the buildable area set by the district's building and lot regulations (Appendix A).
Accessory buildings or uses must be located in the rear yard; a front or side yard location requires a special use permit.
Maximum aggregate accessory size: 900 sq ft under 1 acre; 1,200 sq ft for 1 acre to under 2 acres; 1,960 sq ft for 2 acres to under 3 acres; 3% of total lot area for 3 acres or more. No single accessory building may exceed 3,000 sq ft except upon plan commission approval.
Number of permitted accessory buildings varies by zoning district (Appendix A).
accessory building size requiring a building permit: > 120 square feet · maximum single accessory building size without plan commission approval: <= 3000 square feet (plan commission approval allows larger)
“a building permit is required for any accessory building greater than 120 square feet.”
Local zoningPresent (with conditions)
Land inside Tilton village limits: the village administers its own Chapter 320 Zoning ordinance
Zoning districts, use rules and dimensional standards apply only to land within the village's zoning map.
Under § 320-13 a building or premises in each district may be used only for purposes defined in § 320-26 and § 320-27.
Extraterritorial reach beyond village limits was mentioned in a search snippet but not verified on an opened page and is not recorded here.
“for the purpose of this chapter, the village of tilton is hereby divided into the following zoning districts and overlay districts:”
Zoning districtsPublished (with conditions)
Village zoning districts inside Tilton village limits
Districts listed: R1 single-family residential, R2 single-family residential, R3 multifamily residential, R4 mobile home, C1 neighborhood commercial, C2 highway commercial, IN industrial, PI public/institutional, PR park/recreation, OLA open land/agriculture.
Overlay districts also exist, including CSO conservation subdivision and AOB adult-oriented business overlay; the district map is the official zoning map under § 320-11.
“(1) zoning districts. r1 single-family residential r2 single-family residential r3 multifamily residential r4 mobile home c1 neighborhood commercial”
Manufactured homesLimited
Existing mobile homes in the R1 single-family residential district inside Tilton village
A mobile home that existed in R1 before the chapter was adopted may remain and is not treated as nonconforming only if it is owner-occupied, kept in repair and maintained, not expanded or altered externally, and not a nuisance to the neighborhood as determined by the village board.
If damaged by fire, explosion or act of nature, reconstruction is governed by the chapter's further subsection (2), not reviewed here.
“(1) mobile homes, as defined in § 320-26 (residential uses), which exist in the r1 single-family residential district may remain in existence and not be determined to be a nonconforming use if the mobile home complies with the following:”
One more reviewed finding on this topic
Limited — Existing mobile homes in the R2 single-family residential district inside Tilton village
“(1) mobile homes, as defined in § 320-26 (residential uses), which exist in the r2 single-family residential district may remain in existence and not be determined to be a nonconforming use if the mobile home complies with the following:”
Subdividing landRegulated (with conditions)
Division of land inside Tilton village limits
Chapter 265 Subdivision of Land (§ 265-1 to § 265-12) is part of the village code; the approval thresholds and procedures were not opened.
Existence of the chapter is shown by the code table of contents only.
“chapter 265 subdivision of land (§ 265-1 – § 265-12) chapter 270 taxation”
Still unanswered
We looked and could not find an official answer yet. Silence is not permission; ask Village of Tilton or Vermilion County directly.
Owner-builder exemption — Owner-builder construction inside Tilton village
Building code adopted — Building code adopted for construction inside Tilton village
Inspections — Building inspections for construction inside Tilton village
Certificate of occupancy — Occupancy approval for new buildings inside Tilton village
Minimum dwelling size — Minimum dwelling size in the R1 single-family residential district inside Tilton village
20 more unanswered
Minimum lot size
Setbacks
Lot coverage
Building height
Living in an RV
Camping on your land
Tiny homes
Accessory dwellings
Who permits septic
Septic permit
Septic inspection
Off-grid sanitation
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 Village of Tilton publishes no rule on the point, not that none exists. Vermilion County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Village of Tilton means bringing your own water and power. The kit we’d start with:
