Building Departments in Jefferson County, Kentucky

There are 4 Building Departments in Jefferson County, Kentucky, serving a population of 764,378 people in an area of 381 square miles. There is 1 Building Department per 191,094 people, and 1 Building Department per 95 square miles.

In Kentucky, Jefferson County is ranked 35th of 120 counties in Building Departments per capita, and 3rd of 120 counties in Building Departments per square mile.

List of Jefferson County Building Departments

Find Jefferson County, Kentucky building departments, planning, permits, zoning, and inspections.

Jefferson County Planning Department 444 South 5th Street # 300 Louisville, KY

Jefferson County Planning and Zoning 444 South 5th Street Louisville, KY

Louisville Permits 444 South 5th Street Louisville, KY

Lousville Planning Department 601 West Broadway Louisville, KY

About the Jefferson County Building Department

Building Departments in Jefferson County, KY 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 Jefferson 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:
  • Jefferson County, Kentucky building inspection records
  • Contractor license searches
  • Jefferson County building codes
  • Building permit violations, appeals, and fines
  • Construction permits and building ordinances
  • Jefferson County, KY zoning laws and requirements

Jefferson County Building Structure & Housing Statistics

Find Jefferson 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.

Jefferson County Residential Housing Units
 Jefferson CountyKentucky
Total Housing Units343,4321,974,406
Occupied Housing Units310,318 (90.4%)1,728,681 (87.6%)
Jefferson County Occupied Residential Buildings
 Jefferson CountyKentucky
Single-Family Detached Homes206,001 (66.4%)1,185,169 (68.6%)
Single-Family Attached Homes12,758 (4.1%)45,785 (2.6%)
2 Apartments6,127 (2.0%)50,383 (2.9%)
3 or 4 Apartments21,327 (6.9%)72,897 (4.2%)
5 to 9 Apartments23,154 (7.5%)77,971 (4.5%)
10 or More Apartments36,549 (11.8%)107,829 (6.2%)
Mobile Home or Other Type of Housing4,402 (1.4%)188,647 (10.9%)
Jefferson County Occupied Residential Buildings Construction Year
 Jefferson CountyKentucky
2014 or Later3,820 (1.2%)23,703 (1.4%)
2010 to 20135,752 (1.9%)50,936 (2.9%)
2000 to 200932,950 (10.6%)265,204 (15.3%)
1980 to 199964,232 (20.7%)523,211 (30.3%)
1960 to 197991,695 (29.5%)474,746 (27.5%)
1940 to 195969,737 (69,737.0%)234,755 (234,755.0%)
1939 or Earlier42,132 (13.6%)156,126 (9.0%)
Jefferson County Occupied Residential Buildings Room Characteristics
 Jefferson CountyKentucky
1 Room5,621 (1.8%)19,619 (1.1%)
2 or 3 Rooms202,883 (65.4%)1,235,975 (71.5%)
4 or 5 Rooms113,450 (36.6%)642,707 (37.2%)
6 or 7 Rooms87,837 (28.3%)559,949 (32.4%)
8 or More Rooms68,556 (22.1%)372,748 (21.6%)
Jefferson County Occupied Residential Buildings Bedroom Characteristics
 Jefferson CountyKentucky
No Bedroom6,222 (2.0%)21,743 (1.3%)
1 Bedroom36,600 (11.8%)131,902 (7.6%)
2 or 3 Bedrooms202,883 (65.4%)1,235,975 (71.5%)
4 or More Bedrooms64,613 (20.8%)339,061 (19.6%)
Jefferson County Occupied Residential Building Facility Characteristics
 Jefferson CountyKentucky
With Complete Plumbing Facilities309,317 (99.7%)1,720,547 (99.5%)
With Complete Kitchen Facilities307,456 (99.1%)1,715,682 (99.2%)