Yes, it is only one post included.
Hello blw817, Thank you for your recent inquiry with The Home Depot. Unfortunately, this 4 in. x 4 in. x 9 ft. Pressure-Treated Pine Chamfered Decorative Fence Post, Light brown is no longer on our website. It is no longer available to be purchased through homedepot.com. It could be a store exclusive available to purchase in your local Home Depot store only. Please enter your zip code into the store locator to find this information. Unfortunately, if you are unable to see store inventory this is not a stocked item in your area. You may also find it helpful to call or stop by your local Home Depot store to check availability. For any other questions call us at HomeDepot.com Customer Service 800-430-3376. Thank you for shopping Home Depot.
No, this post is meant to be used outdoors.