There are several pros and cons to consider when buying a property in Watertown Town, Massachusetts.

Pros:
1. Location: Watertown Town is located in Middlesex County, which is one of the most prosperous counties in the country. It is also close to Boston, making it an ideal location for those who work or like to visit the city.

2. Amenities: The town has a range of amenities including shopping centers, restaurants, and recreational facilities. There are also several parks and outdoor spaces, making it a great place to raise a family.

3. Diversity: The town is known for its diversity, with a large proportion of the population being from different ethnic backgrounds. This adds to the town's cultural richness and makes it an interesting place to live.

4. Education: Watertown Town has a strong public education system, with several highly-ranked schools in the area.

Cons:
1. High Cost of Living: Watertown Town has a high cost of living, with housing prices and taxes being some of the highest in the state.

2. Traffic: The town is located close to Boston, which means that traffic can be heavy during peak hours, making commuting more difficult.

3. Dense Population: Due to its close proximity to Boston and desirable location, the town can be densely populated, which may not suit everyone's preference.

4. Limited Housing Supply: Because of its desirable location and high demand for housing, the housing supply in Watertown Town can be limited, which can lead to higher prices and competitive bidding situations.

Overall, Watertown Town has many desirable features, such as its location, amenities, and diversity; however, its high cost of living, traffic, and limited housing supply may make it a less desirable option for some. It ultimately depends on the individual's priorities and budget.