St. Marys, Pennsylvania is a small city with a population of around 12,000 people. Here are some of the advantages and disadvantages of buying property in St. Marys:

Advantages:
1. Affordability: The cost of living in St. Marys is relatively low, which makes it an affordable place to buy property.
2. Scenic location: St. Marys is surrounded by beautiful landscapes and rolling hills, making it an attractive location for nature lovers.
3. Small town charm: The city has a close-knit community atmosphere, where everyone knows everyone else. This means there is a greater sense of safety and security.
4. Good schools: There are several good schools in the area, including St. Marys Area High School, which is consistently ranked among the top high schools in the state.

Disadvantages:
1. Lack of job opportunities: St. Marys is a relatively small city with limited job opportunities. This means that finding employment can be challenging for residents.
2. Limited amenities: While St. Marys has the basic amenities like grocery stores and healthcare centers, it may be lacking in other areas like entertainment and nightlife.
3. Harsh winters: The city experiences harsh winters with heavy snowfall, which can affect mobility and comfort.
4. Limited real estate market: Due to the lower population density, there could be a limited number of properties for sale at any given time.

Overall, St. Marys is a good place to consider buying property if you are looking for an affordable, small town community with lovely surroundings. However, it may not be the best option if you need access to amenities or job opportunities that are common in larger urban areas.