Holston Army Ammunition Plant

U.S. Army Reserve 7244 Medical Support Unit, 278th Armored Cavalry Regiment

4509 West Stone Drive, Kingsport, TN 37660-1048

Army Star


Holston Army Ammunition Plant is a United States government-owned, contractor-operated facility located in Kingsport, Tennessee. BAE Systems is the current operating contractor. Since 1942, Holston has produced chemical explosives in support of our service members and currently produces explosive fills for every type of ordnance used by the Department of Defense.


Holston is a subordinate installation of the Joint Munitions Command. JMC operates a nationwide network of conventional ammunition manufacturing plants and storage depots, and provides on-site ammunition experts to U.S. combat units wherever they are stationed or deployed. JMC’s customers are U.S. forces of all military services, other U.S. government agencies and allied nations.

There are over 2,000 Active Duty, Reserve, Guard, military families, civilian contractors, and retirees assigned to Holston Army Ammunition Plant.



The closest airport is Tri-Cities Regional Airport located approximately 20.3 miles from the Ammunition Plant.

Directions from Tri-Cities Regional Airport:

  • Head north on Tri toward Airport Circle (0.2 mi)
  • Turn left to stay on Tri (0.2 mi)
  • Turn right to stay on TRI (0.3 mi)
  • Continue on Airport Pkwy/TN-357 (2.3 mi)
  • Turn left to merge onto I-81 S toward Knoxville (6.1 mi)
  • Take exit 57B for US-23 N/I-181 N toward Kingsport (0.3 mi)
  • Merge onto I-26 W/US-23 N (8.0 mi)
  • Take exit 1 for W Stone Dr/US 11W (0.3 mi)
  • Turn left at W Stone Dr/TN-1/US-11W (2.6 mi)
  • Make a U-turn at Lewis Ln – Destination will be on the right (135 ft)


TRICARE Information and News


For a full list of community health centers, visit the Health Center Program at https://findahealthcenter.hrsa.gov/.


Check the US News Health directory online at https://health.usnews.com/doctors/search to find the best doctor for your family.


The American Dental Association provides a list of dentists near you on their website https://findadentist.ada.org/.

To be enrolled in a Tennessee school, a child must be at least 5 years old by August 15th. Check with the school for other requirements.

Kingsport City School District

If your child is preparing to attend college, this information on scholarships may be helpful.

Current service members can attend college in their off-duty time and have their military branch pay the tuition.

Learn about the Military Tuition Assistance Program.
Use the Tuition Assistance (TA) DECIDE tool to help you make the best use of your tuition assistance dollars.

​If you were or are in the military, you may be eligible for Department of Veterans Affairs (VA) education benefits. If you are a spouse or dependent, you may be eligible too.

Online course options: edX – Founded by Harvard University and MIT, offers high-quality courses from the world’s best universities and institutions to learners everywhere. Whether you are interested in computer science, languages, engineering, psychology, writing, electronics, biology, or marketing. Enroll today!

When moving to a new location, it is important to know who to call when you have an emergency or you need help. Below are some organizations you will find useful.

Child Care Aware:
Under the site’s “Child Care 101” tab you’ll find information related to locating quality child care, the types of child care available to you and how to evaluate the child care providers you visit.

There’s also a special section for the military child on the website covering topics such as military fee assistance, payments and provider services.

Military Children and Teens Resource Guide

Tennessee Department of Human Services (423) 224-1900

Tennessee Department of Health (423) 279-2777

Kingsport Animal Shelter (423) 247-1671

Tennessee Highway Patrol (615) 251-5166

Base Operator (423) 578-6000


On-base housing is not available at Holston Army Ammunition Plant.

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In Kingsport, the summers are long, warm, and humid; the winters are short, very cold, and wet; and it is partly cloudy year round. Over the course of the year, the temperature typically varies from 28°F to 86°F and is rarely below 14°F or above 92°F.

The hot season lasts for 3.9 months, from May 23 to September 21, with an average daily high temperature above 78°F. The hottest day of the year is July 21, with an average high of 86°F and low of 67°F. The cold season lasts for 2.8 months, from December 1 to February 26, with an average daily high temperature below 54°F. The coldest day of the year is January 23, with an average low of 28°F and high of 46°F.

The wetter season lasts 3.9 months, from April 26 to August 24, with a greater than 34% chance of a given day being a wet day. The chance of a wet day peaks at 46% on July 16. The drier season lasts 8.1 months, from August 24 to April 26. The smallest chance of a wet day is 22% on October 30.

The average cost of living in Kingsport, TN is 1% lower than the average of Tennessee and 11% lower than our nation’s average. This simple outline of the cost of living index was formulated using prices of: goods and services (weighted 33%), housing prices (weighted 30%), groceries (weighted 13%), utilities (weighted 10%), transportation (weighted 9%), and health care (weighted 5%). Thus, goods/services, along with housing influences the majority of the cost of living index. The price of daily goods and services is a valuable and reliable number to be aware of when considering the general price of the city’s goods. In the case of Kingsport, TN, the price of goods and services are 2% higher than the average of Tennessee as well as 1% lower than the nation’s average.

Holston Army Ammunition Plant offers annual hunting and fishing opportunities that you must apply for (the participants are chosen by random drawing). For more information, contact HSAAP’s Natural Resources Manager at (423) 578-6276. There are parks, museums, shopping centers, and restaurants near the plant in the town of Kingsport, TN. The Appalachian Caverns are a 30 minute drive from the plant and Laurel Run Park, which features hiking trails and waterfalls, is only a 17 minute drive away.

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