Bolthole Index

Henry County, Illinois

Zoning, building permits and septic rules in Alba Township, Illinois

Alba Township is a township in Henry County, Illinois. 15 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Henry County page.

Answers from the rulebook for Alba Township

Rules another office applies inside Alba Township

Alba Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Building permitLimited

    Construction in unincorporated land inside Alba township, administered by the Henry County Zoning & Building department

    • The county page confirms the department manages building programs in unincorporated areas; it does not state a general permit requirement for stick-built homes.
    • Manufactured-home placements require a building permit under the zoning ordinance.
    “the department works with the planning/development committee, planning committee, zoning board of appeals and ag areas committee to manage the zoning, planning, subdividing, building, ag areas and floodplain management programs.”
  • Zoning districtsPublished (with conditions)

    Land in unincorporated Alba township (outside any municipality) in Henry County, Illinois, where Alba township has not adopted its own zoning. This is county zoning that applies inside Alba township to unincorporated land.

    • Alba township has not been shown to adopt its own zoning ordinance; if it does, the county districts would not govern.
    • The county ordinance text reviewed states no adoption or amendment date.
    • Section 6.4: additions to the unincorporated area by disconnection from municipalities are classified as AG-1 until amended.
    “district. a section or part of the unincorporated portion of the county for which the use regulations are uniform.”
  • Minimum dwelling sizeSpecified

    AG-1 agricultural district of the Henry County zoning ordinance, applied to unincorporated land inside Alba township

    • The table column is 'ground floor living area per dwelling'; the table does not say whether it is a minimum for all dwellings.
    • Applies only where Alba township has not adopted its own zoning.

    minimum ground floor living area per dwelling: >= 825 sq ft

    “ag-1, r-1 43,560 150 40 10 40 825 20% m-1 80%”
    One more reviewed finding on this topic
    • Specified — R-1 single-family residential district of the Henry County zoning ordinance, applied to unincorporated land inside Alba township
      “ag-1, r-1 43,560 150 40 10 40 825 20% m-1 80%”
  • Minimum lot sizeSpecified

    AG-1 agricultural district of the Henry County zoning ordinance, applied to unincorporated land inside Alba township

    • Table layout in the PDF text is garbled; values are read from the ag-1/r-1 row.
    • Applies only where Alba township has not adopted its own zoning.

    minimum lot size: >= 43560 sq ft · minimum lot width: >= 150 ft

    “ag-1, r-1 43,560 150 40 10 40 825 20% m-1 80%”
    One more reviewed finding on this topic
    • Specified — R-1 single-family residential district of the Henry County zoning ordinance, applied to unincorporated land inside Alba township
      “ag-1, r-1 43,560 150 40 10 40 825 20% m-1 80%”
  • SetbacksSpecified

    R-1 single-family residential district of the Henry County zoning ordinance, applied to unincorporated land inside Alba township

    • Table layout in the PDF text is garbled; values are read from the ag-1/r-1 row.
    • Additional bulk requirements in section 7.6 apply to buildings and solid fences over two feet; not captured here.
    • Applies only where Alba township has not adopted its own zoning.

    front yard setback: >= 40 ft · side yard setback: >= 10 ft · rear yard setback: >= 40 ft

    “ag-1, r-1 43,560 150 40 10 40 825 20% m-1 80%”
    One more reviewed finding on this topic
    • Specified — AG-1 agricultural district of the Henry County zoning ordinance, applied to unincorporated land inside Alba township
      “ag-1, r-1 43,560 150 40 10 40 825 20% m-1 80%”
  • Lot coverageSpecified

    AG-1 agricultural district of the Henry County zoning ordinance, applied to unincorporated land inside Alba township

    • Table layout in the PDF text is garbled; values are read from the ag-1/r-1 row.
    • Applies only where Alba township has not adopted its own zoning.

    maximum lot coverage: <= 20 percent

    “ag-1, r-1 43,560 150 40 10 40 825 20% m-1 80%”
    One more reviewed finding on this topic
    • Specified — R-1 single-family residential district of the Henry County zoning ordinance, applied to unincorporated land inside Alba township
      “ag-1, r-1 43,560 150 40 10 40 825 20% m-1 80%”
  • Manufactured homesLimited

    HUD-code manufactured homes in R-1 residential districts of unincorporated land inside Alba township

    • Requires a building permit.
    • Excludes lots deed-restricted or covenanted against this use.
    • Applies only where Alba township has not adopted its own zoning.

    minimum width: >= 24 ft (or as per deed restrictions/ subdivision covenants) · minimum living area: >= 825 sq ft ((section 7.6 bulk regulations) or as per deed restrictions/ subdivision covenants)

    “zoned r-1, r-2, r-3 and r-5 residential districts (unless excluded by deed restrictions/ subdivision covenants) with a building permit. minimum width is 24 feet and minimum living area is 825 square feet (section 7.6 bulk regulations) or as per deed restrictions/ subdivision covenants.”
    2 more reviewed findings on this topic
    • Limited — Manufactured homes for temporary hardship occupancy in AG-1 and R-1 districts of unincorporated land inside Alba township
      “d. in zoned ag-1 agriculture districts and r-1, r-2, r-3 residential districts (unless excluded by deed restrictions/restrictive covenants) for temporary occupancy by applicant(s) only based on reasons of hardship with individual zoning special use permits. minimum living area is 825 square feet (section 7.6 bulk requirements).”
    • Prohibited — Manufactured homes not built to HUD code or Illinois code, in unincorporated land inside Alba township
      “manufactured homes/housing not constructed in compliance to the hud code or il code shall not be permitted to locate in any zoning district in unincorporated henry county.”
  • Subdividing landRegulated (with conditions)

    Subdivision of land in unincorporated Alba township, administered by the Henry County Zoning & Building department

    • The county page lists a subdivision ordinance; its text was not opened.
    • Applies only where Alba township has not adopted its own subdivision rule.
    “the department works with the planning/development committee, planning committee, zoning board of appeals and ag areas committee to manage the zoning, planning, subdividing, building, ag areas and floodplain management programs.”
  • Building in a floodplainLimited

    Development in mapped floodplains of unincorporated land inside Alba township

    • The county page lists a flood plain ordinance; its text was not opened.
    “the department works with the planning/development committee, planning committee, zoning board of appeals and ag areas committee to manage the zoning, planning, subdividing, building, ag areas and floodplain management programs.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Alba Township or Henry County directly.

  • Owner-builder exemption — Owner-builder exemption inside Alba township
  • Building code adopted — Building code adopted for construction inside Alba township
  • Inspections — Building inspections inside Alba township
  • Certificate of occupancy — Certificates of occupancy inside Alba township
  • Local zoning — Whether Alba township adopts and administers its own zoning ordinance
16 more unanswered
  • 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
  • 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 Alba Township publishes no rule on the point, not that none exists. Henry County’s page lists the county offices to call.

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