This listing is off-market
Beds
2Baths
1Published
30 days ago$3,100 / month
Rent price history
| Date | Price |
|---|---|
| Jun 2025 | $3,100-2% |
| Mar 2025 | $3,150- |
Neighborhood FAQ
What neighborhood is 18 Union St in?
Charlestown, Boston (02129).
What's Charlestown known for?
Boston's oldest neighborhood, home to the Bunker Hill Monument, the Charlestown Navy Yard, and the USS Constitution; historic brick Federal and Georgian townhouses near Monument Square alongside triple-deckers.
Browse: Charlestown apartments
How do people get around Charlestown?
Orange Line: Community College; bus routes including the 92, 93, and 111 connect to Sullivan Square and Downtown; Charlestown ferry to Long Wharf
What's the average rent for a 2-bedroom in Charlestown right now?
Average asking rent is $4,166/mo, as of August 2026.
How does Charlestown rent compare with nearby neighborhoods for a 2-bedroom?
Charlestown's average is $4,166/mo, next to North End $4,500/mo, East Boston $3,192/mo — same bed size, same month, and only areas with enough active listings to report.
Browse: North End apartments · East Boston apartments