Sealing a driveway costs between $275 and $820 with a national average of $545. Cost factors for this project include driveway size, material, condition, and accessibility; sealant type, number of ...

Q: Do I really need to seal my driveway, or is that a racket? And can I do it myself? A: There is considerable debate about whether it’s truly necessary to seal asphalt or concrete driveways, but ...