What the Pros Know
Market Snapshot
Zip Code 1821 | Middlesex County, MA
30,854
Population
YoY
202243.1
Median Age
YoY
2022$138,397
Median Household Income
YoY
2022$710,000
Median Sale Price
0.0% MoM
3.6% YoY
6/202569
Homes Sold
0.0% MoM
2.8% YoY
6/20250.4
Months Inventory
3.3% MoM
4.3% YoY
6/202515
Days on Market
1 MoM
1 YoY
6/202531
Listings
3.3% MoM
93.8% YoY
6/2025366
Price per Sq Ft
6.7% MoM
0.2% YoY
6/2025
See 1821 on Zillow
1. Population Data from U.S. Census Bureau.
2. Sales Data provided by Redfin, a national real estate brokerage.
MoM = Month over Month. The percentage change from the previous month to the current month.
YoY = Year over Year. The percentage change from the same period the previous year to the current period.