Bolthole Index

St. Clair County, Alabama

Zoning, building permits and septic rules in Riverside, Alabama

Riverside is a city in St. Clair County, Alabama. Riverside adopts its own zoning, so inside its limits Riverside’s rules apply, not the county’s. 14 rules below are quoted from official sources and independently re-checked, most recently on November 1, 2026. Rules for unincorporated land are on the St. Clair County page.

Answers from the rulebook for Riverside

Riverside’s own rules

  • Building code adoptedAdopted

    Construction, alteration, repair and occupancy of buildings inside Riverside city limits

    • Adopted editions listed include International Building Code and International Residential Code (with appendices and local amendments as printed) plus 2009 editions of the existing building, fire, mechanical, plumbing and fuel gas codes.
    • Later code editions and amendments adopted after the printed code were not checked.

    adopted codes: IBC; IRC; 2009 IEBC, IFC, IMC, IPC, IFGC and related codes

    “the following codes are hereby adopted by the city for the purpose of establishing rules and regulations for the construction, enlargement, alteration, repair, moving, removal, conversion, demolition, occupancy, equipment, use, height, area, and maintenance of buildings or structures in the city:”
  • Local zoningPresent (with conditions)

    All land inside Riverside city limits (town of Riverside, St. Clair County, Alabama). City-administered zoning ordinance.

    • Zoning uses are allowed only within the district rules in the ordinance (R-1, R-2, R-3, R-4, R-5, A-1, B-3, M-1, M-2, INST-1 and others listed in the table of contents).
    • The opened code of ordinances (Article I, Sec. 1-1) confirms the town is in St. Clair County, Alabama, and the zoning PDF is the city's own printed edition (2019).
    “riverside zoning ordinance (2019) page 2 article i. title, purpose & jurisdiction”
  • Zoning districtsPublished

    Zoning district map and text for land inside Riverside city limits

    • Table of contents lists A-1 Agricultural (sec. 70.00), R-1 Single Family (sec. 80.00), R-2 Garden Home (sec. 81.00), R-3 and R-4 Multi-family (sec. 82.00, 83.00), R-5 Semi-rural Residential (sec. 84.00), INST-1 (sec. 90.00). A zoning map was not opened.
    “section 80.00. single family residential district (r-1).”
  • Minimum dwelling sizeSpecified

    Dwellings in the R-1 single family residential district inside Riverside city limits

    • Printed as 'minimum living area per dwelling' of 1400 sq. feet; no minimum found for R-5 or A-1 in the opened text.

    minimum living area per dwelling: >= 1400 square feet

    “25 percent minimum living area per dwelling 1400 sq. feet”
  • Minimum lot sizeSpecified

    A-1 agricultural district inside Riverside city limits (agricultural district)

    • Section 70.03 is subject to section 56.00 supplemental district regulations, which were not opened.

    minimum lot area: >= 5 acres (except as provided in section 56.00 supplemental district regulations) · minimum lot width: >= 150 feet

    “minimum lot area: 5 acres ▪ minimum lot width: 150 feet ▪ minimum front yard: 30 feet ▪ minimum side yard: 25 feet ▪ minimum rear yard: 20 feet ▪ maximum building height: 45 feet”
    One more reviewed finding on this topic
    • Specified — R-1 single family residential district inside Riverside city limits (main single-family district)
      “minimum lot area minimum front yard: minimum side yard: minimum rear yard: maximum building height: maximum building area 12,000 sq. feet 30 feet 10 feet 40 feet 35 feet 25 percent minimum living area per dwelling 1400 sq. feet”
  • SetbacksSpecified

    R-1 single family residential district inside Riverside city limits

    • Side yard listed as a single 10-foot figure in the printed table; no separate corner-lot or accessory-structure setbacks were opened.
    • Section 56.00 supplemental district regulations may modify these yards (not opened).

    minimum front yard: >= 30 feet · minimum side yard: >= 10 feet · minimum rear yard: >= 40 feet

    “minimum lot area minimum front yard: minimum side yard: minimum rear yard: maximum building height: maximum building area 12,000 sq. feet 30 feet 10 feet 40 feet 35 feet 25 percent minimum living area per dwelling 1400 sq. feet”
    2 more reviewed findings on this topic
  • Lot coverageSpecified

    R-1 single family residential district inside Riverside city limits

    • Printed as 'maximum building area' at 25 percent; the excerpt does not state the base (lot area), so the basis should be confirmed with the city.
    • No lot-coverage figure was found for R-5 or A-1 in the opened text.

    maximum building area: <= 25 percent

    “maximum building height: maximum building area 12,000 sq. feet 30 feet 10 feet 40 feet 35 feet 25 percent”
  • Building heightSpecified

    A-1 agricultural district inside Riverside city limits

    • Section 56.00 supplemental district regulations may modify the limit (not opened).

    maximum building height: <= 45 feet

    “minimum lot area: 5 acres ▪ minimum lot width: 150 feet ▪ minimum front yard: 30 feet ▪ minimum side yard: 25 feet ▪ minimum rear yard: 20 feet ▪ maximum building height: 45 feet”
    2 more reviewed findings on this topic
  • Manufactured homesAllowed (with conditions)

    Manufactured homes placed in the R-5 semi-rural residential district inside Riverside city limits

    • Allowed through the R-5 district intent; the use chart columns for mobile/manufactured homes were not reliably parsed, so other districts are not covered.
    • R-5 dimensional standards and supplemental district regulations apply.
    “this district consists of areas suitable for rural – residential to include single family residential and manufactured homes”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Riverside or St. Clair County directly.

  • Owner-builder exemption — Owner-builder permit exemption for work inside Riverside city limits
  • Certificate of occupancy — Certificate of occupancy for new buildings inside Riverside city limits
  • Living in an RV — Long-term RV occupancy on private land inside Riverside city limits
  • Camping on your land — Temporary tent or RV camping on private land inside Riverside city limits
  • Tiny homes — Tiny home occupancy inside Riverside city limits
13 more unanswered
  • Accessory dwellings
  • Who permits septic
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • 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 Riverside publishes no rule on the point, not that none exists. St. Clair County’s page lists the county offices to call.

Off-grid gear

Going off-grid in Riverside means bringing your own water and power. The kit we’d start with:

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