Air Duct Cleaning Cost in Clarksville, Tennessee
Air duct cleaning in Clarksville runs about $560 for a typical job (whole house). Basic installs start near $330. High-efficiency equipment with duct or electrical work can reach $750.
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Clarksville Weather and HVAC Load
NOAA's 1991-2020 climate normals put Clarksville at 3,756 heating degree days and 1,661 cooling degree days per year. Heating is the bigger job here, and furnaces and heat pumps in Clarksville put in far more hours than the air conditioner. Count on roughly 78 nights below 32°F and 57 afternoons past 90°F in a typical year.
| Heating degree days / year | 3,756 |
|---|---|
| Cooling degree days / year | 1,661 |
| Nights at or below 32°F | 78 |
| Days above 90°F | 57 |
| Average low / high | 48.1°F / 70.2°F |
Clarksville Housing Stock
The median Clarksville home dates to 1996, according to the Census ACS. That makes the typical house about 30 years old. Plenty of houses from this period still run original 1990s or early-2000s equipment, which is past its expected service life. Owners live in 56.6% of occupied homes, roughly 37,000 households. Homes here have a median value of $236,100 and households a median income of $66,786. Those two numbers drive the labor adjustment in our estimate.
NOAA storm reports for Montgomery County show 6 hail days and 31 days with damaging thunderstorm winds over the six years from 2020 to 2025. The largest hail reported was 3 inches across. Storms here are more likely to cause power surges than coil damage, so a surge protector on the outdoor unit is worth the small cost. Montgomery County also had 2 tornado days in that period.
When to Book It
- You just finished a remodel
- You moved into a house with no maintenance records
- Dust puffs out of the vents when the system starts
- Signs of mice or insects in the ducts
What Moves the Price
- House size and duct layout
- How hard it is to reach ducts in the attic or crawlspace
- Adding a dryer vent cleaning
- Sanitizing or mold treatment
- How many supply and return vents the house has
For Clarksville we lowered the national figures about 6%, based on local income, home values and climate-based equipment sizing. Get at least three written quotes; real bids can land outside this range.
What the Quote Should Cover
- Before-and-after photos
- Cleaning the blower compartment
- Cleaning under negative pressure with a truck or portable vacuum
- Cleaning the registers and grilles
- Inspecting the supply and return ducts
Tennessee Permits, Efficiency Rules and Rebates
Tennessee is in the DOE's Southeast region, where new split central air conditioners need at least 14.3 SEER2 (13.8 SEER2 for systems of 45,000 BTU/h and up).
Before You Hire
- Put in a new filter as soon as the cleaning is done.
- If the ducts leak, have them sealed during the same visit.
- Ask whether the company follows NADCA standards.
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Air Duct Cleaning Questions from Clarksville Homeowners
How much is air duct cleaning in Clarksville?
Plan on $330 to $750, with most jobs near $560. Equipment efficiency, house size and the condition of the ducts and wiring decide where your quote falls.
When is the best time to schedule air duct cleaning in Clarksville?
Between late spring and early fall. Clarksville averages 78 freezing nights a year, and heating calls spike from November through February.
How often should ducts be cleaned?
There's no set schedule. The EPA recommends cleaning when there's visible mold, pests or a lot of debris, not on a routine basis.
Does duct cleaning lower energy bills?
Not by much. Sealing leaky ducts makes a much bigger difference to efficiency and comfort.
Air Duct Cleaning Near Clarksville
- Chattanooga $330 to $750
- Knoxville $310 to $700
- Memphis $300 to $680
- Nashville $360 to $830
Sources: U.S. Census Bureau ACS 5-year estimates 2019-2023 and 2024 population estimates; NOAA NCEI U.S. Climate Normals 1991-2020, station Clarksville Wastewater Plant; NOAA Storm Events Database 2020-2025, Montgomery County. Prices are our estimates, not contractor quotes. Updated 2026.