For a table of parking details, see Section 23-150: Specific Requirements by Use.
See Section 23-151: Interpretation of Specific Requirements for details.
Joint Use and Off-Site Facilities.
All parking spaces required herein shall be located on the same lot with the building or use served; except, that where an increase in the number of spaces is required by a change or enlargement of use or for nonresidential uses, the required spaces may be located and maintained not more than five hundred (500) feet from the building served, upon approval of the Board of Aldermen.
Up to fifty percent (50%) of the parking spaces required for: (a) theaters, public auditoriums, bowling alleys, and up to one hundred percent (100%) of the parking spaces required for a church auditorium may be provided and used jointly by, (b) banks, offices, retail stores, repair shops, service establishments and similar uses not normally open, used or operated during the same hours as those uses listed in item (a) and up to one hundred percent (100%) of parking spaces required for schools may be provided and used jointly by a church auditorium; provided, that written agreement thereto is properly executed and recorded.
Design Standards.
Minimum Area. Minimum dimensions for each off-street parking space shall be nine (9) feet wide and nineteen (19) feet long. Such areas shall be permanently reserved for the temporary storage of one (1) vehicle and shall be connected with a street or alley by a driveway which affords ingress and egress for one (1) motor vehicle without requiring another vehicle to be moved, except for single-family dwellings and properties located in Old Town.
Surfacing.
(1) All parking lots and driveways except those in the Large Lot Residential District (LLRD) shall be paved with concrete or asphaltic materials.
(2) Residential driveways constructed of concrete shall conform to St. Louis County specifications on the right-of-way and a minimum of four (4) inches on private property.
(3) Residential driveways constructed of asphaltic materials shall conform to St. Louis County specifications on the right-of-way and a minimum of two (2) inches of Type "C" asphalt on six (6) inches of compacted aggregate base on private property.
(4) Commercial and industrial driveways and parking lots (including three (3) units or more multiple-family) constructed of concrete shall conform to St. Louis County specifications on the right-of-way, and a minimum of six (6) inches in depth on private property.
(5) Commercial and industrial driveways and parking lots (including three (3) units or more multiple-family) constructed of asphaltic materials shall conform to St. Louis County specifications on the right-of-way, and a minimum of three (3) inches of Type "C" asphalt on six (6) inches of compacted aggregate base on private property.
Drainage And Maintenance. Off-street parking facilities shall be drained so as to eliminate standing water and not cause damage to adjacent public and/or private property. All off-street parking and loading shall be maintained as free as practicable from dust, paper, other loose particles, snow, ice and sleet. All signs, markers and parking location markings shall be maintained in a neat and legible condition. The surfacing of all off-street parking and loading facilities shall be maintained in good condition. All plantings, screenings and structures shall be maintained in good condition.
Separation From Walkways And Streets. Off-street spaces other than single-family residential shall be separated from walkways, sidewalks, streets or alleys by a wall, fence or curbing or other approved protective device, or by distance, so that vehicles cannot protrude over public and/or private property.
Entrances And Exits. Location and design of entrances and exits shall be in conformance with St. Louis County specifications. In general, there shall not be more than one (1) entrance and one (1) exit, or one (1) combined entrance and exit along any one (1) street. Landscaping, curbing or approved barriers shall be provided along lot boundaries to control the entrance and exit of vehicles or pedestrians.
Interior Drives. Interior drives shall be in conformance with St. Louis County specifications so as to be of adequate width to serve a particular design arrangement of parking spaces.
Marking. Parking spaces in lots of more than ten (10) spaces shall be marked by painted lines or curbs or other means to indicate individual spaces. Signs or markers shall be used as necessary to ensure efficient traffic operation of the lot and to designate disabled parking spaces.
Lighting (Excluding Residential). Adequate lighting shall be provided if off-street parking spaces are to be used at night. The lighting shall be arranged and installed to eliminate glare on property in a residential district and adjacent streets. Lighting intensity shall be designed in accordance with the St. Louis County Subdivision Ordinance, as amended.
Screening. When off-street parking areas for ten (10) or more automobiles are located closer than fifty (50) feet to a lot in a residential district, and where such parking areas are not entirely screened visually from such lot by an intervening building or structure, a continuous, visual screen with a height of four (4) to six (6) feet shall be provided between the parking area and such lot in a residential district. Such screen may consist of a compact evergreen hedge of foliage screening, a solid fence or other acceptable screeening.
See
Section 23-154: Use Limitations; Unlawful Practices for detailed information.
Existing Structures.
Buildings and structures in existence prior to March 16, 1982, shall not be required to provide off-street parking spaces.
Should the building or structure be enlarged twenty-five percent (25%) or more, such enlargement shall be subject to the requirements contained in this Article.
Off-street parking facilities in existence on March 16, 1982, shall be required to maintain such off-street parking facility in a safe and usable manner and shall keep such off-street parking facility as free as practicable from dust, paper, snow, ice and sleet.
Buildings located in Old Town in existence prior to October 1, 2024 shall be deemed to have satisfied off-street parking requirements with any existing parking which may exist. If a new building is constructed or existing building is expanded, only the square footage of the new building or building expansion shall be used as the basis for calculating the off-street parking requirements.
Building Permits.
Building and structures not meeting the requirements contained herein, for which application has been made for a building permit, shall not be granted a building permit unless a variance has been granted by the Board of Adjustment.
Enforcement.
(a) It shall be the duty of the Building Commissioner to carry out and enforce the provisions of this Article.
(b) The Building Commissioner may grant a conditional or temporary occupancy permit for buildings or structures that have not completed construction of the parking lot when, in the opinion of the Building Commissioner, substantial temporary hardship is shown, such as seasonal weather conditions; provided, that the owner and/or occupant certifies, in writing, that they will expeditiously complete construction within a reasonable specified period of time, as determined by the Building Commissioner.