Roslyn Estates is a small, upscale village located on Long Island in New York. As with any real estate investment, there are both advantages and disadvantages to purchasing property in this area. Here are a few things to consider:

Advantages:
- High property values: Roslyn Estates has some of the highest property values in Nassau County, with a median home value of over $1 million. This can be advantageous if you are looking for a property that will appreciate in value over time.
- Good schools: The Roslyn Union Free School District is highly rated and has a reputation for academic excellence. This can be a major draw for families with children.
- Low crime rates: According to NeighborhoodScout, Roslyn Estates has a crime rate that is below the national average. This can provide a sense of security for residents.

Disadvantages:
- High cost of living: As mentioned, property values in Roslyn Estates are quite high, which can make the cost of living in the area expensive. In addition, taxes in Nassau County are among the highest in the nation.
- Limited inventory: Roslyn Estates is a small village with a limited supply of homes for sale. This could make it difficult to find a property that meets your specific needs.
- Commute times: Depending on your profession and the location of your workplace, commuting from Roslyn Estates could be a challenge. Traffic in the area can be congested during rush hour, and public transportation options are limited.

Overall, Roslyn Estates is a desirable area with many positive attributes. However, it is important to carefully weigh the advantages and disadvantages before making a decision to purchase real estate in this village.