[Ord. No. 99-99 §1, 7-12-1999; Ord. No. 01-054 §1, 4-25-2001; Ord. No. 04-053 §1, 4-13-2004; Ord. No. 05-029 §1, 3-29-2005; Ord. No. 07-040 §1, 3-13-2007; Ord. No. 10-041 §9, 6-2-2010; Ord. No. 18-010 § 1, 1-29-2018; Ord. No. 25-006, 2-24-2025]
A. 
Statement Of Intent. The intent of this district is to provide attractive office facilities for low-intensity businesses and professional offices. The district also may serve as a transitional area between higher commercial uses and residential areas. Uses within this district shall generate a light vehicular and pedestrian traffic flow. No use shall be permitted which involves retailing, wholesaling, or manufacturing activities.
B. 
Permissive Uses.
1. 
Abstracting services.
2. 
Advertising services.
3. 
Architectural, engineering, urban planning, and related professional services.
4. 
Artists, painters, sculptors, composers, and authors.
5. 
Auditing, accounting, and bookkeeping services.
6. 
Broadcast facility sixty (60) feet or less in height, provided that the distance from the center of the tower base to the nearest property line shall not be less than the height of the tower.
7. 
Business and management consulting services.
8. 
Business association offices.
9. 
Charitable and welfare services.
10. 
Chiropractors, optometrists, and other similar health services.
11. 
Commodity and security broker dealers.
12. 
Computer and data processing services.
13. 
Credit and collection services.
14. 
Dental and laboratory services.
15. 
Detective and protective services.
16. 
Holding and investment services.
17. 
Insurance agents' and brokers' services.
18. 
Legal services and offices for attorneys and paralegals.
19. 
Medical services; physicians' offices and clinics.
20. 
Office building or complex.
21. 
Photographic studios.
22. 
Psychiatric and/or psychological services.
23. 
Public building or facility erected by a governmental agency.
24. 
Real estate agents', brokers', and management services.
25. 
Residential uses when located within a commercial structure and located above or behind the commercial use.
26. 
Sewage treatment plants and related facilities, including lift stations, water supply plants, pumps, reservoirs, wells and elevated storage tanks, for the purpose of providing services to the public.
27. 
Travel agencies.
C. 
Conditional Uses.
1. 
Broadcast facility in excess of sixty (60) feet in height, provided that the distance from the center of the tower base to the nearest property line shall not be less than the height of the tower.
2. 
Manufactured structures not utilized as a dwelling.
3. 
Restaurant, cafeteria, or deli within an office building or office complex.
4. 
Single-family/single household dwellings and manufactured/modular homes and modular structures utilized as a dwelling, with the conditions regulated in Part 4, Section 405.520, Development Standards for Certain Conditional Uses.
5. 
Telecommunication facility as regulated in Part 3, Article VIII, Section 405.505.
6. 
Telecommunication tower as regulated in Part 3, Article VIII, Section 405.505.
D. 
Height, Area And Lot Requirements.
1. 
Maximum height. Thirty-five (35) feet (except as regulated in Part 3, Article I, Section 405.405 et seq).
2. 
Minimum front yard. Twenty-five (25) feet.
3. 
Minimum side yard. Zero (0) feet or ten (10) feet where a side yard adjoins a property within an "A" Agricultural District or "R" Residential District property.
4. 
Minimum rear yard. Zero (0) feet where a rear yard adjoins a property within a "C" Commercial zoning district; or fifteen (15) feet.
5. 
Minimum lot width. None.
6. 
Minimum lot area. None (except seven thousand (7,000) square feet for a dwelling).
7. 
Minimum dwelling size (living space).
a. 
Eight hundred (800) square feet for single-family.
b. 
Seven hundred (700) square feet (per family) for two-family.
c. 
Five hundred (500) square feet (two (2) or more bedrooms) for multi-family.
d. 
Four hundred (400) square feet (one (1) bedroom) for multi-family.
e. 
Three hundred (300) square feet (efficiency unit combination bedroom/living room) for multi-family.
E. 
Additional Requirements. See Part 3, Article I, Section 405.405 et seq.
F. 
Parking, Loading And Sign Regulations. See Part 3, Article II, Section 405.440 et seq. for Parking and Loading Requirements. See Part 3, Article III, Section 405.470 et seq. for Sign Regulations.
G. 
Solid Waste Disposal Screening Regulations. Other than for residential use, all exterior solid waste containers and container racks and stands shall be screened on at least three (3) sides by a six (6) foot solid fence and on the fourth (4th) side by a solid gate constructed of cedar, redwood, masonry or other compatible building material.
[Ord. No. 99-99 §1, 7-12-1999; Ord. No. 00-124 §1, 10-31-2000; Ord. No. 01-054 §1, 4-25-2001; Ord. No. 03-142 §1(30), 10-1-2003; Ord. No. 04-053 §1, 4-13-2004; Ord. No. 05-029 §1, 3-29-2005; Ord. No. 07-040 §1, 3-13-2007; Ord. No. 10-041 §10, 6-2-2010; Ord. No. 18-010 § 2, 1-29-2018; Ord. No. 25-006, 2-24-2025]
A. 
Statement Of Intent. The intent of this district is to provide commercial areas for retail and service establishments which primarily serve local surrounding residential areas. The convenient shopping facilities typically occupy small sites and are located at the intersections of or along major transportation arteries.
B. 
Permissive Uses.
1. 
Any permissive use or a conditional use of the "CO" Office District, except single-family/single household dwellings, manufactured/modular structures, or broadcast facilities and telecommunication facilities.
2. 
Adult day care.
3. 
Bank or financial institution.
4. 
Broadcast facility one hundred (100) feet or less in height, provided that the distance from the center of the tower base to the nearest "A" (Agricultural) or "R" (Residential) District property line shall not be less than the height of the tower.
5. 
Cemetery on a site of not less than five (5) acres. Cemeteries with a crematory as an accessory use on a site of not less than twenty (20) acres.
6. 
Churches.
7. 
Dressmaking, tailoring and alterations, shoe repair, repair of household appliances, jewelry, clocks, watches, bicycles, catering and bakery with sales of bakery products on premises, interior decoration, locksmith service, and other uses of similar character.
8. 
Duplicating, mailing, stenographic service, and private postal service.
9. 
Florist, garden supplies, nursery and garden center.
10. 
Group home facility.
11. 
Historic sites.
12. 
Home occupations, as regulated in Part 3, Article IV, Section 405.495.
13. 
Horses and private stable as an accessory building on three (3) acres or more, provided that said stable is fifty (50) feet from all property lines.
14. 
Institution (hospital, nursing, rest, or convalescent home, and educational or religious) on a site of not less than five (5) acres, provided that not more than fifty percent (50%) of the site area may be occupied by buildings, and further provided that the buildings shall be set back from all required yard lines a minimum of fifty (50) feet. Hospitals may include a helicopter landing pad area as an accessory use.
15. 
Kennels, on a site of not less than three (3) acres, provided all pens are one hundred fifty (150) feet from all property lines.
16. 
Lawn care service, on a site of not less than one (1) acre, and all lawn care materials and any related equipment or vehicles, are required to be stored within an accessory structure.
17. 
Mortuary.
18. 
Park or playground.
19. 
Personal service use, including art studio, barbershop, beauty shop, laundry or dry cleaning, pet grooming, launderette or self-service laundry, and other uses of similar character.
20. 
Preschool, daycare, special, or other private school.
21. 
Private clubs on a site of not less than two (2) acres.
22. 
Private or commercial recreational facility, including a lake, swimming pool, tennis court, boarding stable, riding stable, or golf course on a site of not less than five (5) acres.
23. 
Private school, including art, dancing, martial arts, and music.
24. 
Public school (elementary, middle, or high), or a private school having a curriculum equivalent to public elementary, middle, or high school.
25. 
Railroad right-of-ways, not including railroad yards.
26. 
Retail store, including antiques, art and hobby supplies, books and magazines, candy, nut and confectionery, camera and photographic supplies, cigarettes and cigars, clothing, drug and pharmaceutical, dry goods, gift, glass and china, hardware, jewelry, leather, luggage, metalware, music, notions, novelty, pastry, pet, pottery, radio, shoes, sporting goods, stationery, and toy shops, in connection with which there shall be no slaughtering of animals or poultry, nor commercial fish cleaning or processing on the premises.
27. 
Utility substation for electric, gas, or telephone utilities.
28. 
Accessory uses customarily incidental to any of the above.
C. 
Conditional Uses.
1. 
Automobile fuel sales, not including service and repair.
2. 
Bed and breakfast residence.
3. 
Broadcast facility in excess of one hundred (100) feet in height, provided that the distance from the center of the tower base to the nearest "A" (Agricultural) or "R" (Residential) District property line shall not be less than the height of the tower.
4. 
Convenience store, which may include the sale of gasoline and an automobile car wash (store limitation of five thousand (5,000) gross square feet).
5. 
Houseboats.[1]
[1]
On August 23, 2004, pursuant to Section 405.070, the Director of the Division of Planning and Zoning added the following use to Subsection 405.130(C)'s list of conditional uses in "C1" Neighborhood Commercial District: Houseboats.
6. 
Liquor, wine, and beer, retail.
7. 
Manufactured structures not utilized as a dwelling.
8. 
Recycling collection facility.
9. 
Restaurant, fast-food restaurant, cafeteria, ice cream parlor, tea room, bar, and tavern.
10. 
Single-family/single household dwellings and manufactured homes and modular structures utilized as a dwelling, with the conditions regulated in Part 4, Section 405.520, Development Standards for Certain Conditional Uses.
11. 
Telecommunication facility as regulated in Part 3, Article VIII, Section 405.505.
12. 
Telecommunication tower as regulated in Part 3, Article VIII, Section 405.505.
13. 
Temporary fireworks stand.
14. 
Temporary recreation and entertainment.
D. 
Height, Area And Lot Requirements.
1. 
Maximum height. Forty-five (45) feet (except as regulated in Part 3, Article I, Section 405.405 et seq.).
2. 
Minimum front yard. Twenty-five (25) feet.
3. 
Minimum side yard. Zero (0) feet where a side yard adjoins a property within a "C" Commercial zoning district; or ten (10) feet.
4. 
Minimum rear yard. Zero (0) feet where a rear yard adjoins a property within a "C" Commercial zoning district; or fifteen (15) feet.
5. 
Minimum lot width. None.
6. 
Minimum lot area. None (except seven thousand (7,000) square feet for residential).
7. 
Minimum dwelling size (living space).
a. 
Eight hundred (800) square feet for single-family.
b. 
Seven hundred (700) square feet (per family) for two-family.
c. 
Five hundred (500) square feet (two (2) or more bedrooms) for multi-family.
d. 
Four hundred (400) square feet (one (1) bedroom) for multi-family.
e. 
Three hundred (300) square feet (efficiency unit combination bedroom/living room) for multi-family.
E. 
Additional Requirements. See Part 3, Article I, Section 405.405 et seq.
F. 
Parking, Loading And Sign Regulations. See Part 3, Article II, Section 405.440 et seq. for Parking and Loading Requirements. See Part 3, Article III, Section 405.470 et seq. for Sign Regulations.
G. 
Solid Waste Disposal Screening Regulations. Other than for residential use, all exterior solid waste containers and container racks and stands shall be screened on at least three (3) sides by a six (6) foot solid fence and on the fourth (4th) side by a solid gate constructed of cedar, redwood, masonry or other compatible building material.
[Ord. No. 99-99 §1, 7-12-1999; Ord. No. 00-124 §1, 10-31-2000; Ord. No. 01-054 §1, 4-25-2001; Ord. No. 04-053 §1, 4-13-2004; Ord. No. 05-029 §1, 3-29-2005; Ord. No. 05-061 §1, 6-1-2005; Ord. No. 06-004 §3, 1-31-2006; Ord. No. 07-040 §1, 3-13-2007; Ord. No. 07-113 §1, 8-28-2007; Ord. No. 10-041 §11, 6-2-2010; Ord. No. 16-032 §1, 5-9-2016; Ord. No. 18-010 § 3, 1-29-2018; Ord. No. 18-038, 5-14-2018; Ord. No. 18-060, 6-25-2018; Ord. No. 19-061, 7-29-2019; Ord. No. 25-006, 2-24-2025]
A. 
Statement Of Intent. The intent of this district is to provide locations for a wide range of commercial, retail, and service activities serving a large community trade area. The regulations embodied in this district facilitate the establishment of conditions suitable for operations of businesses catering to the general public.
B. 
Permissive Uses.
1. 
Any permissive use or conditional use of the Park Recreational "PR" and Neighborhood Commercial "C1" Districts, except single-family/single household dwellings, houseboats, temporary fireworks stands, bed and breakfast residences or broadcast facilities and telecommunication facilities.
2. 
Art gallery and museum.
3. 
Automobile car wash.
4. 
Automobile service station and automobile repair, including auto body shop, provided that wrecked or dismantled vehicles or parts are stored in a building or enclosed within an eight (8) foot sight-proof fence.
5. 
Bed and breakfast inn.
6. 
Blacksmithing and welding service.
7. 
Brewhouse.
8. 
Broadcast facility of one hundred (100) feet or less in height, provided that the distance from the center of the tower base to the nearest "A" (Agricultural) or "R" (Residential) District property line shall not be less than the height of the tower.
9. 
Business or commercial school or academy.
10. 
Carpentry and woodworking related to furniture and small wood products employing not more than four (4) individuals, and provided there is no open storage of materials or products.
11. 
Dyeing, cleaning, printing, tinsmithing, tire sales and service, upholstering, and other general service and repair establishment of similar character. Not more than ten percent (10%) of the lot or tract occupied by such an establishment shall be used for the outside storage of materials or equipment within an eight (8) foot sight-proof fence.
12. 
Department and discount store.
13. 
Display and sales room.
14. 
Farm or feed store, including accessory storage of liquid or solid fertilizer.
15. 
Frozen food lockers and cold-storage facility.
16. 
Furniture, home furnishing, and floor covering, retail.
17. 
General contracting services relating to building, electrical, heating and cooling, painting, and plumbing with no outside storage except for trucks and dump trucks which may be stored outside.
18. 
Halfway house.[1]
[1]
On September 7, 2005, pursuant to Section 405.070, the Director of the Division of Planning and Zoning added the following use to Subsection 405.135(B)'s list of permissive uses in "C2" General Commercial District: Halfway house.
19. 
Health and exercise club, reducing salon, and athletic club.
20. 
Laboratory—research, experimental, or testing.
21. 
Mail order facilities, including direct mail and similar facilities.
22. 
Medical Marijuana Cultivation Facility as regulated in Chapter 405, Part 3, Article X and Chapter 277, OSCCMo.
23. 
Medical Marijuana Dispensary Facility as regulated in Chapter 405, Part 3, Article X and Chapter 277, OSCCMo.
24. 
Medical Marijuana Testing Facility as regulated in Chapter 405, Part 3, Article X and Chapter 277, OSCCMo.
25. 
Microbrewery.
26. 
Motel or hotel.
27. 
Nightclub.
28. 
Public parking garage facility.
29. 
Radio or television broadcasting station or studio and telegraph offices.
30. 
Recreation, commercial indoor.
31. 
Rental agency.
32. 
Supermarket.
33. 
Tattooing/body piercing establishment, established pursuant to Chapter 645, Ordinances of St. Charles County, Missouri, provided that the premises occupied be at least one thousand (1,000) feet from the site of any public or private school.
34. 
Taxidermy.[2]
[2]
On April 16, 2010, pursuant to Section 405.070, the Director of the Division of Planning and Zoning added the following use to Subsection 405.135(B)'s list of permissive uses in "C2" General Commercial District: Taxidermy.
35. 
Theater, stage, or motion picture, indoor.
36. 
Veterinarian, animal hospital or kennel, if within an enclosed building.
37. 
Accessory use customarily incidental to any of the above including a crematory as an accessory use to a mortuary.
38. 
Portable storage and accessory structures sales, rental and leasing (new and used).
C. 
Conditional Uses.
1. 
Airport or landing field.
2. 
Amphitheater, aquarium, arena and fieldhouse, auditorium, convention center, planetarium, stadium, and zoo.
3. 
Amusement game machine complex.
4. 
Amusement park or any outdoor amusement area.
5. 
Automobile, boat, truck, mobile home, manufactured home, modular home, recreational vehicle sales, rental and leasing (new and used).
6. 
Automobile, boat, truck, mobile home, manufactured home, modular home and recreational vehicle storage.
7. 
Bed and breakfast residence.
8. 
Broadcast facility in excess of one hundred (100) feet in height, provided that the distance from the center of the tower base to the nearest "A" (Agricultural) or "R" (Residential) District property line shall not be less than the height of the tower.
9. 
Construction equipment and heavy machinery (new and used): sales, lease, rental, repair and storage.
10. 
Drive-in theater.
11. 
Farm machinery and equipment, sales, and repair.
12. 
Firewood — cutting, sales and storage.
13. 
Helicopter landing pad area.
14. 
Houseboats.
15. 
Landscaping contracting services.
16. 
Lumberyard and building materials.
17. 
Regional shopping center.
18. 
Self-storage or mini warehouses.
19. 
Single-family/single household dwellings and manufactured homes and modular structures utilized as a dwelling, with conditions regulated in Part 4, Section 405.520, Development Standards for Certain Conditional Uses.
20. 
Telecommunication facility as regulated in Part 3, Article VIII, Section 405.505.
21. 
Telecommunication tower as regulated in Part 3, Article VIII, Section 405.505.
22. 
Temporary fireworks stands.
23. 
Truck or bus terminal.
24. 
Truck stop, with or without restaurant and motel facilities.
25. 
Vehicle washing facility for tractor trailers.
26. 
Warehouse or wholesale establishment.
D. 
Height, Area And Lot Requirements For All Structures.
1. 
Maximum height. Sixty (60) feet (except as regulated in Part 3, Article I, Section 405.405 et seq.).
2. 
Minimum front yard. Twenty-five (25) feet.
3. 
Minimum side yard. Ten (10) feet where a side yard adjoins a property within an "A" Agricultural District or "R" Residential District property; or zero (0) feet.
4. 
Minimum rear yard. Zero (0) feet where a rear yard adjoins a property within a "C" Commercial zoning district; or fifteen (15) feet.
5. 
Minimum lot width. None.
6. 
Minimum lot area. None (except seven thousand (7,000) square feet for residential).
7. 
Minimum dwelling size (living space).
a. 
Eight hundred (800) square feet for single-family.
b. 
Seven hundred (700) square feet (per family) for two-family.
c. 
Five hundred (500) square feet (two (2) or more bedrooms) for multi-family.
d. 
Four hundred (400) square feet (one (1) bedroom) for multi-family.
e. 
Three hundred (300) square feet (efficiency unit combination bedroom/living room) for multi-family.
E. 
Additional Requirements. See Part 3, Article I, Section 405.405 et seq.
F. 
Parking, Loading And Sign Regulations. See Part 3, Article II, Section 405.440 et seq. for Parking and Loading Requirements. See Part 3, Article III, Section 405.470 et seq. for Sign Regulations.
G. 
Solid Waste Disposal Screening Regulations. Other than for residential use, all exterior solid waste containers and container racks and stands shall be screened on at least three (3) sides by a six (6) foot solid fence and on the fourth (4th) side by a solid gate constructed of cedar, redwood, masonry or other compatible building material.
[1]
Editor's Note—Ord. no. 10-041 §12, adopted June 2, 2010, repealed section 405.140 ""C3" highway and major commercial district" in its entirety. Former section 405.140 derived from ord. no. 99-99 §1, 7-12-1999; ord. no. 01-054 §1, 4-25-2001; ord. no. 04-053 §1, 4-13-2004; ord. no. 05-029 §1, 3-29-2005; and ord. no. 07-113 §1, 8-28-2007.