St. Louis County, Missouri
Wildwood is a city in St. Louis County, Missouri. Wildwood adopts its own zoning, so inside its limits Wildwood’s rules apply, not the county’s. 7 rules below are quoted from official sources and independently re-checked, most recently on October 23, 2026. Rules for unincorporated land are on the St. Louis County page.
New construction and alterations inside Wildwood city limits under the city's adopted building/swimming pool and spa code.
“the st. louis county building/swimming pool and spa, building code, chapter 1115, including the swimming pool and spa code, chapter 1118, slcro 27,654 (approved 12/18/19, adopted 04/01/20), as amended, is hereby adopted as the building/swimming pool and spa code, as amended, of the city of wildwood, missouri”
Land inside Wildwood city limits; the city's own Chapter 415 Zoning Regulations govern residence district dimensional standards there.
“the minimum lot area and yard requirements for land uses and developments in the "r-1a" residence district as well as the maximum density of nursing home self-care units shall be as set out below:”
Residence, park, non-urban and other zoning districts of Wildwood city limits
“section 415.060 district regulations. section 415.070 "fp" floodplain district regulations. section 415.080 "ps" park and scenic district regulations. section 415.090 "nu" non-urban residence district regulations.”
Single-family dwelling in the NU non-urban residence district inside Wildwood city limits (rural-residential/agricultural-type district)
minimum lot area, single-family dwelling, NU: >= 3 acres
“administrative offices and educational facilities — religious 4 acres child-care center 3 acres church 3 acres dwelling, single-family 3 acres”
“use minimum area child-care center 30,000 square feet church 3 acres dwelling, single-family 22,000 square feet”
A new home inside Wildwood city limits, with plumbing fixtures or drainage piping, where a public sanitary sewer is available
sanitary sewer availability distance: <= 200 feet (measured to any part of the property to be connected)
“a sanitary sewer shall be deemed available when a sanitary sewer line is within two hundred (200) feet of any part of the property to be connected to the sewer.”
Land divisions inside Wildwood city limits
“chapter 420 subdivision and development regulations (section 420.010 – section 420.410)”
We looked and could not find an official answer yet. Silence is not permission; ask Wildwood or St. Louis 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 Wildwood publishes no rule on the point, not that none exists. St. Louis County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Wildwood means bringing your own water and power. The kit we’d start with:
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