Mercer County, Illinois
Richland Grove Township is a township in Mercer County, Illinois. 6 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Mercer County page.
Richland 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.
Construction on private land in unincorporated Richland Grove township under the county zoning resolution
“no permit or certificate shall be required for: routine maintenance or repair of buildings, structures, or equipment, such as repainting or re-roofing or insulating a building; alterations costing less than one thousand (1,000) dollars to existing buildings, but not including activities which would change the exterior dimensions of the enclosed portion of the existing structure; construction of a service connection to a municipally owned and operated utility; and any agricultural uses.”
Buildings constructed after the zoning resolution's effective date on private land in unincorporated Richland Grove township
“no certificate of occupancy for a building, or portion thereof, constructed after the effective date of this resolution, shall be issued until construction has been completed and the premises inspected and certified by the zoning officer to be in conformity with the plans and specifications upon which the zoning certificate was based.”
New buildings and land-use changes on private land in unincorporated Richland Grove township, issued by the Mercer County zoning officer
certificate of occupancy fee: 1 USD per $1,000 of structure valuation
“no building, or addition thereto, constructed after the effective date of this resolution shall be occupied, and no land not in use on the effective date of this resolution shall be used for any non-agricultural purpose until a certificate of occupancy has been issued by the zoning officer.”
Unincorporated land inside Richland Grove township, under the county zoning resolution (not a township ordinance)
“or it could be in city limits, you when then need to contact city or village hall of the corporates area.”
Agricultural uses on private land in unincorporated Richland Grove township, exempt from the zoning permit or certificate requirement
“no permit or certificate shall be required for: routine maintenance or repair of buildings, structures, or equipment, such as repainting or re-roofing or insulating a building; alterations costing less than one thousand (1,000) dollars to existing buildings, but not including activities which would change the exterior dimensions of the enclosed portion of the existing structure; construction of a service connection to a municipally owned and operated utility; and any agricultural uses.”
Zoning permit and certificate fees for construction on private land in unincorporated Richland Grove township
building permit application fee: 25 USD (plus $5 per $1,000 of structure valuation) · building permit fee per $1,000 of valuation: 5 USD per $1,000 (plus $25 application fee)
“the fee for a building certificate shall be twenty five dollars plus five dollars for each one thousand dollars of real valuation of said structure. the fee for a certificate of occupancy shall be one dollar for each one thousand dollars of said valuation of structure. there shall be no fee for construction costs.”
We looked and could not find an official answer yet. Silence is not permission; ask Richland Grove Township or Mercer 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 Richland Grove Township publishes no rule on the point, not that none exists. Mercer County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Richland Grove Township means bringing your own water and power. The kit we’d start with:
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