Building Departments in St. Charles County, Missouri

There are 2 Building Departments in St. Charles County, Missouri, serving a population of 385,115 people in an area of 561 square miles. There is 1 Building Department per 192,557 people, and 1 Building Department per 280 square miles.

In Missouri, St. Charles County is ranked 36th of 115 counties in Building Departments per capita, and 11th of 115 counties in Building Departments per square mile.

List of St. Charles County Building Departments

Find St. Charles County, Missouri building departments, planning, permits, zoning, and inspections.

St Charles County Building Department 201 North 2nd Street St. Charles, MO

St Charles County Planning and Zoning Department 201 North 2nd Street St. Charles, MO

About the St. Charles County Building Department

Building Departments in St. Charles County, MO are responsible for ensuring safe construction of buildings located in their jurisdictions. Building Departments create building codes and standards for building construction to ensure building safety. The St. Charles County DOB is involved in all aspects of construction, including zoning laws, design requirements, building materials, trade and professional license regulation.

You may contact the Building Department for questions about:
  • St. Charles County, Missouri building inspection records
  • Contractor license searches
  • St. Charles County building codes
  • Building permit violations, appeals, and fines
  • Construction permits and building ordinances
  • St. Charles County, MO zoning laws and requirements

St. Charles County Building Structure & Housing Statistics

Find St. Charles County Residential Housing Units, Occupied Residential Buildings Construction Year, Occupied Residential Buildings Room Characteristics, Occupied Residential Buildings Bedroom Characteristics, and Occupied Residential Building Facility Characteristics. Data Source: U.S. Census Bureau; American Community Survey, 2018 ACS 5-Year Estimates.

St. Charles County Residential Housing Units
 St. Charles CountyMissouri
Total Housing Units152,1172,775,635
Occupied Housing Units144,643 (95.1%)2,396,271 (86.3%)
St. Charles County Occupied Residential Buildings
 St. Charles CountyMissouri
Single-Family Detached Homes110,784 (76.6%)1,724,784 (72.0%)
Single-Family Attached Homes10,318 (7.1%)85,998 (3.6%)
2 Apartments1,527 (1.1%)73,443 (3.1%)
3 or 4 Apartments4,040 (2.8%)106,933 (4.5%)
5 to 9 Apartments4,050 (2.8%)90,101 (3.8%)
10 or More Apartments9,982 (6.9%)183,214 (7.6%)
Mobile Home or Other Type of Housing3,942 (2.7%)131,798 (5.5%)
St. Charles County Occupied Residential Buildings Construction Year
 St. Charles CountyMissouri
2014 or Later3,795 (2.6%)29,876 (1.2%)
2010 to 20136,550 (4.5%)59,369 (2.5%)
2000 to 200935,749 (24.7%)333,392 (13.9%)
1980 to 199959,111 (40.9%)649,812 (27.1%)
1960 to 197929,305 (20.3%)651,629 (27.2%)
1940 to 19596,782 (6,782.0%)358,662 (358,662.0%)
1939 or Earlier3,351 (2.3%)313,531 (13.1%)
St. Charles County Occupied Residential Buildings Room Characteristics
 St. Charles CountyMissouri
1 Room688 (0.5%)29,424 (1.2%)
2 or 3 Rooms90,852 (62.8%)1,645,975 (68.7%)
4 or 5 Rooms42,622 (29.5%)847,464 (35.4%)
6 or 7 Rooms45,288 (31.3%)770,186 (32.1%)
8 or More Rooms48,516 (33.5%)543,817 (22.7%)
St. Charles County Occupied Residential Buildings Bedroom Characteristics
 St. Charles CountyMissouri
No Bedroom810 (0.6%)32,739 (1.4%)
1 Bedroom6,694 (4.6%)212,804 (8.9%)
2 or 3 Bedrooms90,852 (62.8%)1,645,975 (68.7%)
4 or More Bedrooms46,287 (32.0%)504,753 (21.1%)
St. Charles County Occupied Residential Building Facility Characteristics
 St. Charles CountyMissouri
With Complete Plumbing Facilities144,443 (99.9%)2,386,456 (99.6%)
With Complete Kitchen Facilities144,127 (99.6%)2,377,087 (99.2%)