ZIP 02121 covers residential neighborhoods in Dorchester, located within Suffolk County, MA, part of the broader Boston housing market. The typical home value in ZIP 02121 in the Dorchester housing market is $634,351, with a typical rent of $3,209 per month. That puts the local home-value-to-annual-rent ratio at 16.5.
Key stats
- ZIP 02121 is around the 4th percentile of tracked local ZIPs for home value.
- ZIP 02121 is around the 70th percentile of tracked local ZIPs for buyer competition.
- The market-level home-value-to-annual-rent ratio is 16.5.
- Supply and buyer competition did not produce a clear easing or tightening split.
- ZIP 02121's typical home value is 19.6% below the Dorchester median of $788,761.
- Typical home value
- $634,351
- Typical rent
- $3,209
- Homes for sale
- 15
- Buyer competition
- 45
- New listings
- 4
Price and rent in ZIP 02121
ZIP 02121 is around the 4th percentile of tracked local ZIPs for home value. ZIP 02121 is around the 50th percentile of tracked local ZIPs for rent.
ZIP 02121 home value & rent trend (past 12 months)
Typical home value fell 0.5% over the past 12 months, from $637,793 to $634,351. It rose in 7 of 11 monthly readings. The largest monthly gain was +0.4% in January 2026.
Typical rent fell 0.3% over the past 12 months, from $3,218 to $3,209. It rose in 4 of 11 monthly readings. The largest monthly gain was +2.9% in December 2025.
How ZIP 02121 compares to Boston
ZIP 02121's typical home value is 19.6% below the Dorchester median of $788,761.
Supply, pending activity, and competition
ZIP 02121 is around the 4th percentile of tracked local ZIPs for for-sale inventory. ZIP 02121 is around the 70th percentile of tracked local ZIPs for buyer competition. Supply and buyer competition did not produce a clear easing or tightening split. Over the 12 readings on record, inventory moved between 10 and 21 — a 11-point spread across 27 comparable tracked ZIPs. Over the 12 readings on record, buyer competition moved between 43 and 73 — a 30-point spread across 27 comparable tracked ZIPs.
Nearby markets worth comparing
Relevant nearby ZIP pages include 02119, 02130, 02125, 02124.
Continue your market research
- Is the Boston Real Estate Market Cooling or Slowing Down?Read the related local market analysis.
- Is Boston a Buyer's Market?Read the related local market analysis.
- All Boston ZIP comparisonsCompare this market with another tracked ZIP or peer group.
- ZIP 02119 housing marketReview a nearby local market with the same core measures.
- ZIP 02130 housing marketReview a nearby local market with the same core measures.
- ZIP 02125 housing marketReview a nearby local market with the same core measures.
- Boston housing market overviewReturn to the broader parent market.
Sources and method
- HomeMarketCap.com data sources: home value, rent, inventory, and market activity datasets
- HomeMarketCap.com methodology: definitions and calculation rules
Figures are updated monthly by the HomeMarketCap.com team under our editorial policy. Spotted something wrong? Report a correction.