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City of Clayton, MO chevron_right chevron_right Title IV Land Use chevron_right Chapter 405 Zoning Regulations
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Chapter 405 Zoning Regulations

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New Laws

Title Adopted Subject Affects
Ord. No. 7013  pdf
2026-05-12
Zoning Regulations Amendment
Ch 405
Ord. No. 7020  pdf
2026-06-23
Zoning Regulations Amendment
Ch 405
ATTACHMENTS
Attachment 1 - Zoning Table
Article I General Provisions
Section 405.010 Title
Section 405.020 Applicability
Section 405.030 Partial Validity
Section 405.040 Purpose
Section 405.050 Zoning Districts
Section 405.060 Zoning Map
Section 405.070 Zoning Boundaries
Section 405.080 Areas Not Included Within A District
Section 405.090 Violations and Penalties
Section 405.100 through Section 405.120. (Reserved)
Article II General Regulations
Section 405.130 Land Use
Section 405.140 Structures in Compliance With Permitted Land Uses
Section 405.150 Structures in Compliance With District Land Area Regulations
Section 405.160 Temporary Buildings
Section 405.170 Structures in Compliance With Off-Street Parking and Loading Requirements
Section 405.180 Lot Area Requirements
Section 405.190 One Structure For One Lot
Section 405.200 One Family For One Dwelling
Section 405.210 Conditional Uses
Section 405.220 Planned Unit Development or Special Development Districts
Section 405.230 Right of Entry
Section 405.240 Front Yard Prohibitions
Section 405.250 Group Homes
Section 405.260 Child Day Care Homes
Section 405.270 Drug Rehabilitation Facility
Section 405.280 Townhouse Dwellings.
Section 405.290 Detached Multi-Unit Housing/Multiple Structures On A Single Lot
Section 405.300 Home Occupations
Section 405.310 Kiosks
Section 405.320 Special Development Districts, Planned Unit Developments and Existing Uses
Section 405.330 Accessory Dwelling Units (ADU)
Section 405.340 Entertainment Venue Standards
Section 405.350 Performance Standards And Regulations Relating To Marijuana Facilities
Section 405.360 Outdoor Lighting Standards.
Section 405.370 Regulations For Short-Term Rental Dwellings.
Section 405.380 Performance Standards And Regulations Relating To Retail Smoking Establishments.
Article III Definitions
Section 405.390 Definitions
Section 405.400 through Section 405.410. (Reserved)
Article IV Non-Conforming Uses
Section 405.420 Purpose and Intent
Section 405.430 Non-Conforming Structures
Section 405.440 Non-Conforming Uses
Section 405.450 Restoration of Damaged Non-Conforming Structures or Uses
Section 405.460 through Section 405.480. (Reserved)
Article V Occupancy Permits
Section 405.490 Requirements
Section 405.500 Application
Section 405.510 Issuance
Section 405.520 Expiration
Section 405.530 Record of All Certificates of Occupancy
Section 405.540 through Section 405.560. (Reserved)
Article VI Board of Adjustment
Section 405.570 Purpose Statement
Section 405.580 Constitution of Board
Section 405.590 Meetings and Records
Section 405.600 Error By Municipal Officer
Section 405.610 Area Variances
Section 405.620 Use Variances
Section 405.630 Other Variances and Jurisdictions
Section 405.640 Application Requirements
Section 405.650 Submission By Applicant
Section 405.660 Staff Review
Section 405.670 Board of Adjustment Procedure
Section 405.680 Vote
Section 405.690 Withdrawal
Section 405.700 Time Limit On Approval
Section 405.710 Reapplication
Section 405.720 Appeals From A Board of Adjustment Decision
Section 405.730 through Section 405.750. (Reserved)
Article VII Conditional Use Permit
Section 405.760 Purpose Statement
Section 405.770 Requirements
Section 405.780 Initiation of The Conditional Use Permit Process
Section 405.790 Application and Plan Requirements
Section 405.800 Submission By Applicant
Section 405.810 Staff Review
Section 405.820 Plan Commission Procedure
Section 405.830 Board of Aldermen Procedure
Section 405.840 Criteria For Conditional Use Permit Approval
Section 405.850 Amendment To A Conditional Use Permit
Section 405.860 Transfer of A Conditional Use Permit
Section 405.870 Acceptance of Conditions of Approval
Section 405.880 Revocation
Section 405.890 Special Use Permits and Existing Uses
Section 405.900 Time Limit On Approvals
Section 405.910 Reapplication
Section 405.920 Building Permit Issuance
Section 405.930 Appeals
Section 405.940 Action By Board of Aldermen
Section 405.950 through Section 405.980. (Reserved)
Article VIII Site Plan Review
Section 405.990 Purpose Statement
Section 405.1000 Requirements
Section 405.1010 Application and Plan Requirements
Section 405.1020 Scope of Modifications Authorized
Section 405.1030 Specific Requirements
Section 405.1040 Procedures For Site Plan Review
Section 405.1050 Amendments or Modifications
Section 405.1060 Time Limit On Approval
Section 405.1070 Reapplication
Section 405.1080 Building Permit Issuance
Section 405.1090 Appeals
Section 405.1100 Action By The Board of Aldermen
Section 405.1110 Stop Work Order
Section 405.1120 through Section 405.1150. (Reserved)
Article IX Special Development District
Section 405.1160 Purpose Statement
Section 405.1170 Zoning Amendment
Section 405.1180 Special Development Plan and Subdistricts (Phases)
Section 405.1190 Public Benefit
Section 405.1200 Application and Plan Requirements
Section 405.1210 Criteria For Approval — Special Development Plan
Section 405.1220 Procedures For Approval of A Special Development Plan
Section 405.1230 Conditions of Approval For Special Development Plan
Section 405.1240 Special Development Plan Subdistricts (Phases)
Section 405.1250 Criteria For Approval — Subdistrict Development Plan
Section 405.1260 Procedures For Approval of A Subdistrict Development Plan
Section 405.1270 Re-Application
Section 405.1280 Appeals
Section 405.1290 Time Limit On Approved Special Development
Section 405.1300 Building Permit Issuance
Section 405.1310 Revocation
Section 405.1320 Adjustments
Section 405.1330 through Section 405.1350. (Reserved)
Article X Planned Unit Development District
Section 405.1360 Purpose Statement.
Section 405.1365 Definitions.
Section 405.1370 General Requirements.
Section 405.1380 Public Benefit And Code Alternatives Point System.
Section 405.1390 Application Procedure And Plan Requirements.
Section 405.1400 Community Conference.
Section 405.1410 Criteria For PUD Rezoning Approval.
Section 405.1420 Procedures For Approval Of A Planned Unit Development.
Section 405.1430 Conditions Of Approval.
Section 405.1440 Reapplication.
Section 405.1450 Appeals.
Section 405.1460 Time Limit On Approved Planned Unit Development.
Section 405.1470 Building Permit Issuance.
Section 405.1480 Revocation.
Section 405.1490 Adjustments.
Section 405.1500 through Section 405.1519. (Reserved)
Article X-A Residential Historic Preservation District
Section 405.1520 Purpose Statement
Section 405.1521 Architectural Review Board
Section 405.1522 Historic Areas
Section 405.1523 Board of Aldermen Procedure
Section 405.1524 Moratorium On Applications For Alteration or Demolition While Designation Pending
Section 405.1525 Applications For Certificates of Appropriateness
Section 405.1526 Certificate of Appropriateness
Section 405.1527 Standards For Review
Section 405.1528 Approval of Certificate of Appropriateness
Section 405.1529 Denial of A Certificate of Appropriateness
Section 405.1530 Appeal Provision
Section 405.1531 Stop Work Order
Article XI Text Amendments and Rezoning
Section 405.1540 Intent and Purpose
Section 405.1550 Initiation
Section 405.1560 Application
Section 405.1570 Limitations of Filing
Section 405.1580 Staff Review
Section 405.1590 Plan Commission
Section 405.1600 Public Hearing
Section 405.1610 Board of Aldermen Consideration
Section 405.1620 Protest Petition
Section 405.1630 through Section 405.1650. (Reserved)
Article XII "R-1" Large Lot Single-Family Dwelling District
Section 405.1660 Purpose Statement
Section 405.1670 Permitted Uses
Section 405.1680 Maximum Building Height
Section 405.1690 Minimum Lot Width
Section 405.1700 Minimum Lot Area
Section 405.1710 Exceptions To The Minimum Lot Width and Area
Section 405.1720 Greenspace Ratio.
Section 405.1730 Setback Requirements
Section 405.1740 General Non-Conformance With The Setback Provisions
Section 405.1750 Off-Street Parking
Section 405.1760 Resubdivision of Lots
Section 405.1770 Compliance With Other Plans or Regulations
Section 405.1780 Permitted Uses For The "R-1" Zoning District
Section 405.1790 through Section 405.1820. (Reserved)
Article XIII "R-2" Single-Family Dwelling District
Section 405.1830 Purpose Statement
Section 405.1840 Permitted Uses
Section 405.1850 Maximum Building Height
Section 405.1860 Minimum Lot Width
Section 405.1870 Minimum Lot Area
Section 405.1880 Exceptions To The Minimum Lot Width and Area
Section 405.1890 Greenspace Ratio.
Section 405.1900 Setback Requirements
Section 405.1910 General Non-Conformance With Certain Provisions
Section 405.1920 Off-Street Parking
Section 405.1930 Resubdivision of Lots
Section 405.1940 Compliance With Other Plans or Regulations
Section 405.1950 Permitted Uses For The "R-2" Zoning District
Section 405.1960 through Section 405.1970. (Reserved)
Article XIV "R-3" One and Two-Family Dwelling District
Section 405.1980 Purpose Statement
Section 405.1990 Permitted Uses
Section 405.2000 Maximum Building Height
Section 405.2010 Minimum Lot Width
Section 405.2020 Minimum Lot Area
Section 405.2030 Exceptions To The Minimum Lot Width and Area
Section 405.2040 Greenspace Ratio.
Section 405.2050 Setback Requirements
Section 405.2060 General Non-Conformance With The Setback Provisions
Section 405.2070 Off-Street Parking
Section 405.2080 Resubdivision of Lots
Section 405.2090 Compliance With Other Plans or Regulations
Section 405.2100 Permitted Uses For The "R-3" Zoning District
Section 405.2110 through Section 405.2130. (Reserved)
Article XV "R-4" Low Density Multiple-Family Dwelling District
Section 405.2140 Purpose Statement
Section 405.2150 Permitted Uses
Section 405.2160 Maximum Building Height
Section 405.2170 Minimum Lot Width
Section 405.2180 Minimum Lot Area
Section 405.2190 Exceptions To The Minimum Lot Width and Area
Section 405.2200 Greenspace Ratio.
Section 405.2210 Setback Requirements
Section 405.2220 General Non-Conformance With The Setback Provisions
Section 405.2230 Off-Street Parking
Section 405.2240 Resubdivision of Lots
Section 405.2250 Compliance With Other Plans or Regulations
Section 405.2260 Permitted Uses For The "R-4" Zoning District
Section 405.2270 through Section 405.2300. (Reserved)
Article XVI "R-5" Medium-Low Density Multiple-Family Dwelling District
Section 405.2310 Purpose Statement
Section 405.2320 Permitted Uses
Section 405.2330 Maximum Building Height
Section 405.2340 Exceptions To The Maximum Building Height
Section 405.2350 Minimum Lot Width
Section 405.2360 Minimum Lot Area
Section 405.2370 Exceptions To The Minimum Lot Width and Area
Section 405.2380 Greenspace Ratio.
Section 405.2390 Setback Requirements
Section 405.2400 General Non-Conformance With The Setback Provisions
Section 405.2410 Off-Street Parking
Section 405.2420 Resubdivision of Lots
Section 405.2430 Compliance With Other Plans or Regulations
Section 405.2440 Permitted Uses For The "R-5" Zoning District
Section 405.2450 through Section 405.2470. (Reserved)
Article XVII "R-6" Medium Density Multiple-Family Dwelling District
Section 405.2480 Purpose Statement
Section 405.2490 Permitted Uses
Section 405.2500 Maximum Building Height
Section 405.2510 Exceptions To The Maximum Building Height
Section 405.2520 Minimum Lot Width
Section 405.2530 Minimum Lot Area
Section 405.2540 Exceptions To The Minimum Lot Width and Area
Section 405.2550 Greenspace Ratio.
Section 405.2560 Setback Requirements
Section 405.2570 General Non-Conformance With The Setback Provisions
Section 405.2580 Off-Street Parking
Section 405.2590 Resubdivision of Lots
Section 405.2600 Compliance With Other Plans or Regulations
Section 405.2610 Permitted Uses For The "R-6" Zoning District
Section 405.2620 through Section 405.2650. (Reserved)
Article XVIII "R-7" High Density Multiple-Family Dwelling District
Section 405.2660 Purpose Statement
Section 405.2670 Permitted Uses
Section 405.2680 Maximum Building Height
Section 405.2690 Maximum Lot Coverage
Section 405.2700 Maximum Allowable Floor Area Ratio
Section 405.2710 Minimum Lot Width
Section 405.2720 Minimum Lot Area
Section 405.2730 Exceptions To The Minimum Lot Width and Area
Section 405.2740 Impervious Coverage
Section 405.2750 Setback Requirements
Section 405.2760 General Non-Conformance With The Setback Provisions
Section 405.2770 Off-Street Parking
Section 405.2780 Resubdivision of Lots
Section 405.2790 Compliance With Other Plans or Regulations
Section 405.2800 Permitted Uses For The "R-7" Zoning District
Section 405.2810 through Section 405.2830. (Reserved)
Article XIX Non-Residential And Mixed-Use Zoning Districts
Section 405.2840 Purpose Statements.
Section 405.2850 Applicability.
Section 405.2860 Dimensional Regulations.
Section 405.2870 Use Regulations.
Section 405.2880 Architectural Guidelines.
Section 405.2890 Site Design Standards.
Section 405.2900 Sustainability Guidelines.
Section 405.2910 through Section 405.2980. (Reserved)
Article XX (Reserved)
Section 405.2990 through Section 405.3150. (Reserved)
Article XXI (Reserved)
Section 405.3160 through Section 405.3330. (Reserved)
Article XXII (Reserved)
Section 405.3340 through Section 405.3480. (Reserved)
Article XXIII Overlay and Urban Design Districts Rule Making Authority and Procedures
Section 405.3490 Purpose Statement
Section 405.3500 Overlay Districts
Section 405.3510 Design Districts
Section 405.3520 Rule Making Authority and Procedures
Section 405.3530 Appeals
Section 405.3540 through Section 405.3570. (Reserved)
Article XXIV Zoning Table
Section 405.3580 Zoning Table
Section 405.3590 through Section 405.3610. (Reserved)
Article XXV Off-Street Parking and Loading Regulations
Section 405.3620 Off-Street Parking Requirements
Section 405.3630 Rules For Computing Number of Required Spaces
Section 405.3640 Location
Section 405.3650 Design of Off-Street Parking Facilities
Section 405.3660 Loading Requirements
Section 405.3670 Bicycle Parking Regulations
Section 405.3680 through Section 405.3690. (Reserved)
Article XXVI Home Antennas, Satellite Dishes, Commercial Antennas and Antenna Support Structures
Section 405.3700 Purpose Statement
Section 405.3710 Home Antennas and Non-Commercial Satellite Dishes
Section 405.3720 Commercial Antennas and Antenna Support Structures
Section 405.3730 Special Antenna Permit
Section 405.3740 through Section 405.3760. (Reserved)
Article XXVII Utility Facilities
Section 405.3770 Permitted Use
Section 405.3780 Purpose Statement
Section 405.3790 Facilities Permits
Section 405.3800 Facilities Regulations
Section 405.3810 through Section 405.3850. (Reserved)
Article XXVIII Renewable Energy Systems
Section 405.3855 Generally
Section 405.3860 Purpose Statement
Section 405.3870 Accessory Use
Section 405.3880 Requirements
Section 405.3890 Procedure For Review
Section 405.3900 Building Permits Required
Section 405.3910 Abandonment
Section 405.3920 Alternative Compliance
Section 405.3930 Criteria for Review and Historic Context
Section 405.3940 through Section 405.3950. (Reserved)
Article XXIX Outdoor Dining
Section 405.3960 Findings and Purpose
Section 405.3970 General Requirements
Section 405.3980 Location
Section 405.3990 Furniture
Section 405.4000 Outdoor Dining Permit
Section 405.4010 Outdoor Dining Temporary Tents
Section 405.4020 (Reserved)
Article XXX Trees and Landscaping Regulations
Section 405.4030 Purpose and Objectives.
Section 405.4040 Applicability.
Section 405.4050 Definitions.
Section 405.4060 Plan Review and Inspections.
Section 405.4070 Landscape Plan Requirements.
Section 405.4080 Tree Protection Plan Requirements.
Section 405.4090 Design Standards.
Section 405.4100 Tree Removal.
Section 405.4110 Tree Preservation and Replacement.
Section 405.4120 Tree Protection Measures.
Section 405.4130 Certificate of Occupancy.
Section 405.4140 Approved Tree List.
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