Northbrook’s September Property sales were 38, up 40.7% from 27 in September of 2010 and -46.5% lower than the 71 sales last month. September 2011 sales were at a mid level compared to September of 2010 and 2009. September YTD sales of 385 are running 6.9% ahead of last year's year-to date sales of 360.

The Median Sales Price in September was $352,500, down -10.8% from $395,000 in September of 2010 and up 13.3% from $311,000 last month. The Average Sales Price in September was $381,847, down -7.9% from $414,608 in September of 2010 and down -7.1% from $410,927 last month. September 2011 ASP was at the lowest level compared to September of 2010 and 2009.

The Total Inventory of Properties available for sale as of September was 348, down -7.0% from 374 last month and down -32.4% from 515 in September of last year. September 2011 Inventory was at the lowest level compared to September of 2010 and 2009.

The September 2011 Months Supply of Inventory of 9.2 months was at its lowest level compared with September of 2010 and 2009. A comparatively lower MSI is more beneficial for sellers while a higher MSI is better for buyers.

The average Days On Market (DOM) is how many days the average Property is on the Market before it sells. An upward trend in DOM tends to indicate a move towards more of a Buyer's market, a downward trend a move towards more of a Seller's market. The DOM for September was 70, down -18.6% from 86 days last month and down -4.1% from 73 days in September of last year. The September 2011 DOM was at its lowest level compared with September of 2010 and 2009.

The Selling Price vs Original Listing Price is the average amount that Sellers are agreeing to come down from their original list price. The lower the ratio is below 100% the more of a Buyer's market exists, a ratio at or above 100% indicates more of a Seller's market. The September 2011 Selling Price vs Original List Price of 88.8% was up from 87.5% last month and up from 88.1% in September of last year.

The number of New Listings in September 2011 was 77, down -8.3% from 84 last month and down -21.4% from 98 in September of last year.