Zoning, building permits and septic rules in Village of Crainville, Illinois
Village of Crainville is a village in Williamson County, Illinois. Village of Crainville adopts its own zoning, so inside its limits Village of Crainville’s rules apply, not the county’s. 8 rules below are quoted from official sources and independently re-checked, most recently on November 2, 2026. Rules for unincorporated land are on the Williamson County page.
Answers from the rulebook for Village of Crainville
Village of Crainville’s own rules
Building permitRequired
New construction, additions, permanent outbuildings and pole barns inside Crainville village limits
Construction may not start until a building permit is granted and approved by the building inspector.
Fee: building permit calculated at 10 cents per square foot (see permit_fees claim).
Plans and specifications must be submitted to the building inspector's office; the packet also directs the completed packet to the village water department for approval.
“a permit is required for all new construction, additions, permanent out buildings and pole barns.”
Building code adoptedPartial
New construction and additions inside Crainville village limits
The packet names BOCA or CABO codes, the national electric code and the state of Illinois plumbing code as compliance standards; it does not cite an adoption ordinance or edition, so adoption is only partly shown.
Cited statement is from the village building permit packet, not from an adopting ordinance.
“all structures must comply with the boca or cabo codes, boca national building code, the national electric code and the state of illinois plumbing code.”
Local zoningPresent (with conditions)
Land inside Crainville village limits (Village of Crainville, Carterville IL 62918 mailing address, Williamson County). Village zoning ordinances are referenced for the residential R-1 district.
The packet refers to crainville zoning ordinances for residential r-1 and to other zoning districts; the ordinance text itself was not located or opened.
Setback figures are taken from the village building permit packet, not from the ordinance.
“building specifications and setbacks according to crainville zoning ordinances for residential r-1”
Zoning districtsPartial
Zoning districts of Crainville village
Only the residential R-1 district is named in the packet; other zoning districts are referenced but not listed. The district map and schedule were not located.
“for zoning districts other than residential r-1 see office for specifications.”
SetbacksSpecified
Main single-family residential district R-1 in Crainville village: minimum yard setbacks for buildings on lots in the R-1 district
Front setback 20 feet applies from any property adjoining any public street.
Corner lot: 25 feet on each side that faces any street.
Other zoning districts: the packet says 'see office for specifications' and gives no numbers for them.
Figures come from the village building permit packet's summary of the R-1 zoning ordinance; the ordinance text itself was not opened.
front yard setback: 20 feet (from any property adjoining any public street) · side yard setback: 10 feet · rear yard setback: 20 feet · corner lot side setback: 25 feet (each side that faces any street)
“minimum yard setbacks: front: 20-feet from any property adjoining any public street. side: 10-feet rear: 20-feet corner lot: 25-feet each side that face any street for zoning districts other than residential r-1 see office for specifications.”
Driveway accessRequired
Driveways serving construction inside Crainville village limits
Culvert size is determined by the street superintendent.
Road cut fee $20 per linear foot applies per the packet fee table.
“culverts are required for driveways. the size of the culvert is to be determined by the street superintendent.”
Permit feesPublished (with conditions)
Village building permit fees for construction inside Crainville village limits
Fee table is in a jumbled layout in the PDF; the mobile home application and special use permit fees ($150 each) and the 10-cent rate are read from the same table and should be verified against the village fee schedule.
Tap and sewer fees (3/4-inch water tap, 1-inch water tap, sewer connection) are listed in the same fee schedule and must be paid with building permit fees; the packet also lists road cut ($20 per linear foot) and boring fees.
Sign and solar energy permit fees appear in the same table.
building permit fee rate: per 10 cents per square foot (stated in the packet as calculated at 10 cents per square foot) · mobile home application fee: 150 USD · special use permit fee: 150 USD
“building permit: mobile home application: special use permit: calculated at 10 cents per square foot $150 $150”
Permit processPartial
Building permit application process for construction inside Crainville village limits
Packet gives an application and fee schedule, but routing is mixed: the packet says submit to the village water department for approval, and that plans go to the building inspector's office.
No published review timeline, plan review fee or inspection schedule located.
“a building permit application must be filled out and approved by the building inspector before any construction is started.”
Still unanswered
We looked and could not find an official answer yet. Silence is not permission; ask Village of Crainville or Williamson County directly.
Owner-builder exemption — Owner-builder permit exemption inside Crainville village limits
Inspections — Inspections for construction inside Crainville village limits
Certificate of occupancy — Certificate of occupancy for new homes inside Crainville village limits
Minimum dwelling size — Minimum dwelling size for R-1 residential district in Crainville village
Minimum lot size — Minimum lot size for R-1 residential district in Crainville village
17 more unanswered
Lot coverage
Building height
Living in an RV
Camping on your land
Tiny homes
Manufactured homes
Accessory dwellings
Who permits septic
Septic permit
Septic inspection
Off-grid sanitation
Well permit
Mandatory utility hookup
Agricultural exemption
Subdividing land
Building in a floodplain
Short-term rentals
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 Crainville publishes no rule on the point, not that none exists. Williamson County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Village of Crainville means bringing your own water and power. The kit we’d start with: