Altos Market Data for Realtors
Buffalo Grove, IL
Single-Family Homes
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Buffalo Grove, IL
Mon Sep 21 2026
This week the median list price for Buffalo Grove, IL is $569,000 with the market action index hovering around 42. This is less than last month's market action index of 53. Inventory has increased to 49.
Market Action Index
This answers “How’s the Market?” by comparing rate of sales versus inventory.
Slight Seller's Advantage
Market Narrative
The market has been consistently cool for several weeks. Demand level are low relative to the available inventory. It’s a Buyer’s market and prices have begun moving lower. Look for a persistent shift in Market Action before prices plateau or begin to rise again.
Real-Time Market Profile
| Median List Price | $569,000 | |
| Median Price of New Listings | $644,500 | |
| Per Square Foot | $257 | |
| Average Days on Market | 47 | |
| Median Days on Market | 35 | |
| Price Decreased | 39% | |
| Price Increased | 0% | |
| Relisted | 45% | |
| Inventory | 49 | |
| Median Rent | ||
| Market Action | 42 | |
| Slight Seller's Advantage | ||
Again this week we see a downward notch for prices. Prices continue to pull back from the market’s highs. The Market Action Index is a good leading indicator for the durability of this trend.
Market Segments
Each segment below represents approximately 25% of the market ordered by price.
| Median Price | Sq. Ft. | Lot Size | Beds | Bath | Age | New | Absorbed | DOM |
|---|---|---|---|---|---|---|---|---|
| $800,000 | 2,787 | 8,000 - 10,000 sqft | 4 | 3 | 35 | 1 | 3 | 35 |
| $605,450 | 2,472 | 0 - 4,500 sqft | 4 | 2.5 | 47 | 2 | 0 | 42 |
| $537,450 | 2,193 | 8,000 - 10,000 sqft | 4 | 2.8 | 56 | 0 | 0 | 59 |
| $467,450 | 1,485 | 6,500 - 8,000 sqft | 3 | 2 | 59 | 2 | 0 | 24 |