Deuel County, South Dakota
Clear Lake is a city in Deuel County, South Dakota. Clear Lake adopts its own zoning, so inside its limits Clear Lake’s rules apply, not the county’s. Septic permits inside Clear Lake come from Clear Lake. 14 rules below are quoted from official sources and independently re-checked, most recently on November 12, 2026. Rules for unincorporated land are on the Deuel County page.
Construction, alteration or repair of buildings and structures inside Clear Lake city
cost threshold: > 100 USD (shingling, siding, painting exempt) · minimum residential permit fee: >= 30 USD · minimum commercial permit fee: >= 100 USD
“which has a cost or value exceeding the sum of $100.00 within the municipality shall make an application to the finance officer”
Buildings and structures inside Clear Lake city
“it is recommended that the "international building code" (most recent edition) be followed for the alteration, construction, demolition, location, maintenance, repair and removal of buildings and structures within the municipality.”
All land inside Clear Lake city limits (Deuel County)
“the provisions of this ordinance shall apply to all territory within the boundaries of the city of clear lake, south dakota”
Zoning districts inside Clear Lake city
“the following uses and structures shall be permitted in the "r-1" single family residential district”
R-1 single family residential district inside Clear Lake city
minimum lot area: >= 9000 square feet · minimum lot width: >= 75 feet
“minimum lot area minimum lot width maximum height maximum percent lot coverage single family 9,000 square feet 75' 35' 30% residence conditional uses to be determined by the board of adjustment”
R-1 single family residential district inside Clear Lake city
maximum lot coverage: <= 30 percent
“minimum lot area minimum lot width maximum height maximum percent lot coverage single family 9,000 square feet 75' 35' 30% residence”
R-1 single family residential district inside Clear Lake city
maximum height: <= 35 feet (steeples and towers 75 feet)
“*maximum height for steeples and towers shall be seventy-five (75) feet”
Living in parked or stored recreational equipment on residential lots inside Clear Lake city
max days in lake-front district: <= 120 days (only when parked in accordance with section 4.05.01)
“in the r-2l district (lake front lots) recreational equipment may be used for living, sleeping, or housekeeping purposes when parked or stored on a residential lot for up to one hundred twenty (120) days, provided it is parked in accordance with this section.”
Manufactured and mobile homes placed inside Clear Lake city
maximum home age at moving permit: <= 10 years
“only those manufactured or mobile homes constructed within the last ten (10) years of the date that a moving permit was applied for may be placed and maintained on a tract of land within the municipality.”
Private wastewater systems inside Clear Lake city
“all structures used for human habitation, commercial and industrial use must be connected to a sewage disposal system approved by the city council.”
Private sewage disposal inside Clear Lake city
“all existing septic tanks shall be considered non-conforming uses.”
Structures for human habitation inside Clear Lake city where city sewer is available
sewer availability distance (zoning ordinance): <= 200 feet · sewer availability distance (Title VIII): <= 250 feet
“if the city sanitary sewer system is available within 200 feet, all such structures must be connected at the landowner's cost.”
Building permits inside Clear Lake city
minimum residential building permit fee: >= 30 USD · minimum commercial building permit fee: >= 100 USD
“the minimum fee for residential building permits is $30.00 and the minimum fee for commercial building permits is $100.00.”
Building permits inside Clear Lake city
permit validity: 1 year
“a building permit shall be issued by the finance officer upon payment of the prescribed fees with the condition that said permit shall be good for one year from the date of issuance.”
We looked and could not find an official answer yet. Silence is not permission; ask Clear Lake or Deuel 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 Clear Lake publishes no rule on the point, not that none exists. Deuel County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Clear Lake means bringing your own water and power. The kit we’d start with:
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