In term of supermarkets you can find 1 places (like "Master Bait and Tackle").
For fire stations you have 2 places with "Lower Blue Fire Protection District Station 1 - Heeney", "Lower Blue Fire Protection District Station 2 – Lazy Shamrock Ranch" for example.
Are you looking for an apartment for sale/rent? Or interested by a house? You can check that on Zillow.
Closest cities