Armstrong, TX is a small suburb located in 78338 zip code. The average 2 bedroom rent in Armstrong is $910 compared to the nationwide average of $1,430. Furthermore, the Grocery Cost Index in Armstrong is 86 which means that groceries are 14% cheaper than the US average. This makes Armstrong an affordable place to live for families and individuals alike. There are several local businesses in Armstrong including Armstrong’s Pharmacy, Sweet Pea’s Bakery & Café, and White Rabbit Antiques & Gifts. Armstrong’s Pharmacy has been providing quality healthcare services since 1945 while Sweet Pea’s Bakery & Café offers an array of sweet treats to satisfy any sweet tooth! Lastly, White Rabbit Antiques & Gifts offers a selection of unique antiques and gifts perfect for any occasion!