Letterkenny Army Depot

U.S. Army Aviation and Missile Command

1 Overcash Ave, Chambersburg, Pennsylvania

Army Star


Letterkenny Army Depot (LEAD) is a United States Army facility located in Chambersburg, Pennsylvania in Franklin County.  The facility spans across 18,000 acres and is used to conduct maintenance, modification, storage, and demilitarization operations on tactical missiles and ammunition.

Letterkenny has unique tactical missile repair capabilities for repairing a variety of Department of Defense (DoD) missile systems, including the MIM-104 PATRIOT missile and its ground support and radar equipment.  Letterkenny expanded its product line to include designation of the CITE for Power Generation for the Army, the overhaul of tactical wheeled vehicles (HMMWVs), material handling equipment (7.5-ton cranes), and Mobile Kitchen Trailers. In 2007, during the Iraq conflict, Letterkenny began building new Mine Resistant Ambush Protected (MRAP) armored vehicles in partnership with BAE Systems, and in 2010 was designated the Joint Depot Source of Repair (JDSOR) for Route Clearance Vehicles for the DoD.

There are Active Duty, Reserve, Guard, military families, DoD personnel, civilians, and retirees assigned to Letterkenny Army Depot.



The closest airport is Harrisburg International Airport located 64.6 miles from base.


Directions from Harrisburg International Airport to Headquarters:

  • Follow access road from Airport to I-283.
  • Take I-283 North toward Harrisburg. Watch for exit to PA Turnpike.
  • Take PA Turnpike West toward Pittsburgh.
  • Travel PA Turnpike West and exit at Carlisle-(Exit 226) staying toward left at toll plaza.
  • Follow signs to I-81 by taking Route 11 North about 2 miles to the I-81 interchange.
  • Travel I-81 South to (Scotland) Exit 20. This exit brings you around to the right to a traffic signal in front of McDonalds.
  • Turn right onto PA 997 North and travel approximately 4 miles to a traffic signal the intersection of Rt. 997 and Rt. 11. (Sheetz convenience store on right.)
  • Travel straight and continue on Rt. 997, 1 mile to the next light.
  • Depart Rt. 997 and continue straight (slight left bend) into Letterkenny onto Coffey Avenue.
  • Take left at red light onto Advantage Avenue. Go two blocks passing buildings 11, 12 and 13 on your left and turn left on Wisconsin Avenue and proceed to security gate.

For military personnel reporting for in-processing at Letterkenny Army Depot, soldiers must check in with their respective units. All newcomers will be scheduled for arrival meetings, and spouses are encouraged to attend the Right Start meetings as well. Bring all personnel records including medical and dental as well as copies of your orders and any military transportation requests. For more information regarding specific in-processing procedures or ID cards, call the office at Letterkenny Army Depot at (717) 267-8751.


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/.

In Pennsylvania, to be eligible for kindergarten, a child must be 5 by September 1 of the school year. Check with the school for other requirements.

Chambersburg 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

Pennsylvania Department of Human Services
The Pennsylvania Department of Human Services’s seven program offices administer services that provide care and support to Pennsylvania’s most vulnerable individuals and families.

Pennsylvania Department of Health
The Department’s mission is to promote healthy lifestyles, prevent injury and disease, and to assure the safe delivery of quality health care for all Commonwealth citizens.

Humane Society (412) 345-7300
Humane Animal Rescue continues the legacies of the Animal Rescue League & Western PA Humane Society, bringing greater efficiency in animal care processes, staff training, and cutting-edge practices to one cohesive organization. We strive to provide all aspects of care to abandoned, neglected, and injured animals; reunite lost pets with their caregivers or seek new families for them; educate the community on humane care and interactions with all animals with the goal of reducing pet overpopulation and negative relationships with native wildlife; reinforce a standard of living for animals and prevent cruelty; and provide assistance and medical care to injured, orphaned, or ill native Pennsylvania wildlife with a goal of returning them to their natural habitat. Our open door policy ensures that no animal is ever refused shelter.

Pennsylvania State Police (717) 783-5599

Base Operator (717) 267-8111


ID/CAC Card Processing (717) 267-8751


On-base housing is not available at Letterkenny Army Depot. Contact the Base Operator at (717) 267-8111 for more information.

Cashtown / Housum

19 miles from Base

This neighborhood has many different housing options available.


5.7 miles from Base

Chambersburg has many different housing options available.

Submit information about your neighborhood

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In Chambersburg, the summers are warm and humid, the winters are very cold, and it is partly cloudy year round. Over the course of the year, the temperature typically varies from 24°F to 86°F and is rarely below 11°F or above 94°F.

The hot season lasts for 3.6 months, from May 28 to September 16, with an average daily high temperature above 76°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 3.1 months, from December 1 to March 5, with an average daily high temperature below 48°F. The coldest day of the year is January 29, with an average low of 24°F and high of 38°F.

The wetter season lasts 4.7 months, from March 31 to August 22, with a greater than 29% chance of a given day being a wet day. The chance of a wet day peaks at 39% on May 29. The drier season lasts 7.3 months, from August 22 to March 31. The smallest chance of a wet day is 20% on January 28.

The overall cost of living in Chambersburg, PA is 3% lower than the Pennsylvania average and 3% lower than the U.S. average. The following categories are used to calculate the overall cost of living index: goods/services (33%), housing (30%), groceries (13%), utilities (10%), transportation (9%) and health care (5%). From the list, it is clear that the categories of goods/services and housing are responsible for the largest portions of the overall cost of living index. As a general rule, everyday goods and services provide an accurate measure of the general cost of goods in any given city. In the case of Chambersburg, PA, the city’s goods and services are 2% lower than the Pennsylvania average and 1% lower than the U.S. average.

Letterkenny Army Depot is located near the town of Chambersburg, PA in Franklin County. Harrisburg, the capital of Pennsylvania, is about an hours drive away from base. Franklin County is in south-central Pennsylvania, a rural area in the northern Appalachian Mountains, about an hour north of the Pennsylvania-Maryland Border / the Mason-Dixon Line. This is Pennsylvania Dutch territory containing many Amish communities. Chambersburg hosts many fairs and festivals throughout the year, including the Franklin County Fair, Shippensburg Community Fair, and Shippensburg Corn Festival. The area also has several beautiful parks and playgrounds to explore, such as Caledonia State Park, Cahmbersburg Memorial Park, Henninger Playground, and Mike Waters Memorial park.

Service members and their families can take advantage of Carlisle Barracks MWR programs and events. Visit https://carlisle.armymwr.com/ for more information.

Local Churches