Name: Inventory — ZIP 63021 All Residential, March 31, 2026
Creator: Range Ranger
Published: 2026-03-31
License: https://redfin.com/news/data-center

Question 1

How many homes are currently listed in Ballwin (63021)?

Accepted Answer

61 All Residential homes were active in inventory in ZIP 63021 during the 90-day period ending 2026-03-31, based on Redfin data. Active inventory counts homes listed for sale that had not yet gone under contract or been withdrawn.

Question 2

What does active inventory in 63021 tell a seller about supply conditions?

Accepted Answer

Active inventory measures how many All Residential homes were competing for buyers in ZIP 63021 during the 90-day period ending 2026-03-31. Lower inventory means fewer choices for buyers and less competition among sellers. Higher inventory means more properties are available, giving buyers more options and increasing the pressure on individual sellers to compete on price and condition.

Question 3

How is active inventory in 63021 measured?

Accepted Answer

The active inventory count for ZIP 63021 is the number of All Residential homes listed for sale that had not yet gone under contract or been withdrawn during the 90-day period ending 2026-03-31. It measures the stock of available supply at a point in time — not the flow of new listings entering the market. Data source: Redfin.

Question 4

Is inventory in 63021 higher or lower than last year?

Accepted Answer

Active All Residential inventory in ZIP 63021 is up 69.4% compared to the same 90-day period one year ago, as of March 31, 2026. Rising inventory means more supply is available relative to last year; falling inventory means supply has tightened.

Question 5

How does active inventory compare to homes sold in 63021?

Accepted Answer

In ZIP 63021, 61 All Residential homes were active in inventory while 120 closed during the 90-day period ending 2026-03-31. Comparing active inventory to closed sales gives a rough indication of market absorption — how quickly available supply is being converted to completed transactions. This is market-level context derived from closed transaction data — not a months-of-supply calculation. Data source: Redfin.

61 homes currently listed in 63021, up 69.4% from last year.