Building Departments in Rockville, Maryland

There are 3 Building Departments in Rockville, Maryland, serving a population of 66,420 people in an area of 14 square miles. There is 1 Building Department per 22,140 people, and 1 Building Department per 4 square miles.

In Maryland, Rockville is ranked 20th of 700 cities in Building Departments per capita, and 16th of 700 cities in Building Departments per square mile.

List of Rockville Building Departments

Find Rockville, Maryland building departments, planning, permits, zoning, and inspections.


Montgomery County Permits 255 Rockville Pike Rockville, MD

Rockville City Zoning 111 Maryland Avenue Rockville, MD

Rockville Permits 111 Maryland Ave Rockville, MD

About the Rockville Building Department

Building Departments in Rockville, MD 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 Rockville 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:
  • Rockville, Maryland building inspection records
  • Contractor license searches
  • Rockville building codes
  • Building permit violations, appeals, and fines
  • Construction permits and building ordinances
  • Rockville, MD zoning laws and requirements

Rockville Building Structure & Housing Statistics

Find Rockville Residential Housing Units, Occupied Residential Buildings, 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, 2017 ACS 5-Year Estimates.

Rockville Residential Housing Units
 RockvilleMontgomery County
Total Housing Units26,073386,587
Occupied Housing Units24,874 (95.4%)369,242 (95.5%)
Rockville Occupied Residential Buildings
 RockvilleMontgomery County
Single-Family Detached Homes10,934 (44.0%)177,939 (48.2%)
Single-Family Attached Homes4,233 (17.0%)68,847 (18.6%)
2 Apartments75 (0.3%)1,866 (0.5%)
3 or 4 Apartments440 (1.8%)4,890 (1.3%)
5 to 9 Apartments1,020 (4.1%)19,153 (5.2%)
10 or More Apartments8,107 (32.6%)95,862 (26.0%)
Mobile Home or Other Type of Housing65 (0.3%)685 (0.2%)
Rockville Occupied Residential Buildings Construction Year
 RockvilleMontgomery County
2014 or Later296 (1.2%)3,875 (1.0%)
2010 to 2013527 (2.1%)8,754 (2.4%)
2000 to 20095,555 (22.3%)39,482 (10.7%)
1980 to 19995,080 (20.4%)123,776 (33.5%)
1960 to 19798,418 (33.8%)112,477 (30.5%)
1940 to 19594,592 (18.5%)63,261 (17.1%)
1939 or Earlier406 (1.6%)17,617 (4.8%)
Rockville Occupied Residential Buildings Room Characteristics
 RockvilleMontgomery County
1 Room374 (1.5%)5,846 (1.6%)
2 or 3 Rooms4,237 (17.0%)43,732 (11.8%)
4 or 5 Rooms6,475 (26.0%)93,544 (25.3%)
6 or 7 Rooms5,914 (23.8%)85,578 (23.2%)
8 or More Rooms7,874 (31.7%)140,542 (38.1%)
Rockville Occupied Residential Buildings Bedroom Characteristics
 RockvilleMontgomery County
No Bedroom449 (1.8%)7,309 (2.0%)
1 Bedroom3,670 (14.8%)44,747 (12.1%)
2 or 3 Bedrooms12,403 (49.9%)180,507 (48.9%)
4 or More Bedrooms8,352 (33.6%)136,679 (37.0%)
Rockville Occupied Residential Building Facility Characteristics
 RockvilleMontgomery County
With Complete Plumbing Facilities24,824 (99.8%)368,535 (99.8%)
With Complete Kitchen Facilities24,733 (99.4%)367,450 (99.5%)