Name: Homes Sold — ZIP 01821 Single Family Residential, March 31, 2026
Creator: Range Ranger
Published: 2026-03-31
License: https://redfin.com/news/data-center

Question 1

How many homes sold in Billerica (01821) in the last 90 days?

Accepted Answer

31 Single Family Residential homes closed in ZIP 01821 during the 90-day period ending 2026-03-31, based on Redfin closed sale data.

Question 2

What does homes sold volume tell a seller about the 01821 market?

Accepted Answer

The number of closed sales in a market reflects how actively buyers are transacting. In ZIP 01821, 31 Single Family Residential homes closed in the 90-day period ending 2026-03-31. Higher volume means more buyer activity in that period; lower volume means fewer completed transactions. This is a count of closed sales — not pending or listed properties.

Question 3

How is the homes sold count in 01821 calculated?

Accepted Answer

The homes sold count for ZIP 01821 is the total number of Single Family Residential sale transactions that closed during the 90-day period ending 2026-03-31. It counts only closed transactions recorded by Redfin — not active listings, pending contracts, or withdrawn properties.

Question 4

Is the number of homes sold in 01821 higher or lower than last year?

Accepted Answer

Closed sales volume for Single Family Residential homes in ZIP 01821 is down 29.5% compared to the same 90-day period one year ago, as of March 31, 2026. A rising count means more buyer transactions closed in that period; a falling count means fewer.

Question 5

How does the homes sold count in 01821 compare to pending sales?

Accepted Answer

In ZIP 01821, 31 Single Family Residential homes closed and 37 were pending during the 90-day period ending 2026-03-31. Closed sales reflect completed transactions; pending sales reflect contracts signed but not yet closed. Together they provide a picture of both current and near-term buyer activity.

Question 6

How does the homes sold count relate to active inventory in 01821?

Accepted Answer

In ZIP 01821, 31 Single Family Residential homes closed while 14 were active in inventory during the 90-day period ending 2026-03-31. Comparing closed volume to active inventory gives a rough sense of market absorption — how quickly available supply is being converted to closed sales. This is market-level context derived from closed transaction data — not a months-of-supply calculation.

31 homes sold in 01821 in the last 90 days, down 29.5% from last year.