Metro area in Tennessee, Georgia · part of the Chattanooga-Cleveland-Dalton, TN-GA-AL combined area
Chattanooga, TN-GA
The Chattanooga metro area authorized 2,958 new housing units in 2025. Buildings of five or more units took 19% of its 2021–2025 units, less than the national 34%. Per 1,000 residents it authorized 5.6 units a year in 2021–2025, 1.2 times the national rate of 4.7.
Single-family2–4 units5+ units
Houses or apartments
The closest match in building mix among the 386 other metro areas is Visalia (19% in five-plus buildings). That share has risen sharply since 2004–2006, when it stood at 8%. Duplexes to fourplexes are unusually common here: 7.7% of units, against 3.5% nationally. Units in five-plus buildings peaked in 2014 (1,086), single-family houses in 2005 (3,330).
Busiest permit offices
Across the metro area, 24 permit offices authorized new housing in 2021–2025. The busiest was Chattanooga, with 5,554 units or 34% of the total, followed by Hamilton County (unincorporated) with 4,649. Among the three largest, Chattanooga put 38% of its units in five-plus buildings, Hamilton County (unincorporated) 8.5%.
Share of the units authorized in the metro area, 2021–2025.
The wider Chattanooga-Cleveland-Dalton region
The Census Bureau groups Chattanooga with 2 neighboring metro areas in the Chattanooga-Cleveland-Dalton, TN-GA-AL combined area. Metro areas in it authorized 4,709 units a year in 2021–2025 (micropolitan parts not counted); Chattanooga accounted for 69%. The others, with their yearly averages: Cleveland, TN (890), Dalton (555).
Where in the metro
Hamilton County accounted for 69% of the metro area's units in 2021–2025, Catoosa County for 14%. The part in Georgia supplied 24%.
Boom, bust and since
Chattanooga authorized the most units in 2005 (3,798); 2025 reached 78% of that. Its peak year is shared by 105 other metro areas, among them Spokane, Reno, Portland, ME. Annual permits fell from 3,798 during the mid-2000s boom to 1,086 in 2010, a drop of 71%. The nearest bust profile in the East South Central states was Nashville's (72%). The 2021–2025 pace of 3,264 units a year is 9.4% below the 2004–2006 pace. From 2024 to 2025 the count fell 18%.
Similar in size
| Metro area | 2004–2025 | 2025 units | Per 1,000 a year | 5+ share |
|---|---|---|---|---|
| Jackson, MS | 1,568 | 2.2 | 2.9% | |
| Spokane-Spokane Valley, WA | 3,172 | 6.2 | 44% | |
| Toledo, OH | 493 | 1.5 | 28% | |
| Chattanooga, TN-GA | 2,958 | 5.6 | 19% | |
| New Haven, CT | 1,020 | 1.8 | 73% |
Rates and shares: 2021–2025.
Every yearly figure behind the chart, split by building size: yearly-units.csv. State view: Tennessee. Counting rules.