St. Louis, Missouri 
The St. Louis Metropolitan Statistical Area approximation has 19,741 total listings of which 17,083 are either Single Family or Condo homes (browse St. Louis homes). The area includes the major cities of Ballwin, Belleville, Chesterfield, East Saint Louis, Edwardsville, Florissant, Mascoutah, O Fallon, Saint Charles, Saint Louis and many others. See also housing affordability for St. Louis, Missouri
Weekly Data
Weekly inventory and median asking prices for Single Family and Condo homes (together) are displayed in the trend box below. 25th and 75th percentile prices for the last ten weeks are shown in the table. For a longer history of trends see the averages data further down.
| Trend | 05/12/2008 | 1 month | 3 month | 6 month | 12 month |
| Median Price | $174,000 | +0.1% | +4.9% | +2.4% | -3.3% |
| Inventory | 17,083 | +3.1% | +11.8% | -3.0% | -0.2% |
| Date | Inventory (SFH + Condo) | 25th Percentile | 50th Percentile (Median) | 75th Percentile |
| 05/12/2008 | 17,083 | $109,900 | $174,000 | $269,900 |
| 05/05/2008 | 17,107 | $109,900 | $172,900 | $269,900 |
| 04/28/2008 | 17,022 | $109,900 | $172,777 | $269,900 |
| 04/21/2008 | 16,844 | $109,900 | $174,900 | $270,000 |
| 04/14/2008 | 16,567 | $109,900 | $173,900 | $269,900 |
| 04/07/2008 | 16,203 | $109,000 | $172,500 | $269,900 |
| 03/31/2008 | 16,196 | $106,500 | $169,900 | $269,652 |
| 03/24/2008 | 16,094 | $105,600 | $169,900 | $269,000 |
| 03/17/2008 | 15,809 | $104,900 | $169,900 | $267,900 |
| 03/10/2008 | 15,570 | $104,900 | $169,900 | $265,500 |
Monthly Averages
The calendar month averages of weekly price and inventory observations are computed and plotted here. The current month average is an average to date. A summary of the average data is provided in the table.
| Date | Inventory (SFH + Condo) | 25th Percentile | 50th Percentile (Median) | 75th Percentile |
| 05/2008 | 17,095 | $109,900 | $173,450 | $269,900 |
| 04/2008 | 16,659 | $109,675 | $173,519 | $269,925 |
| 03/2008 | 15,883 | $104,380 | $169,720 | $267,610 |
| 02/2008 | 15,396 | $99,925 | $166,087 | $264,335 |
| 01/2008 | 14,824 | $99,900 | $164,925 | $263,820 |
| 12/2007 | 16,200 | $101,520 | $165,500 | $264,900 |
| 11/2007 | 17,536 | $107,475 | $169,420 | $265,501 |
| 10/2007 | 18,141 | $109,820 | $169,900 | $267,503 |
| 09/2007 | 18,101 | $109,925 | $170,824 | $269,325 |
| 08/2007 | 18,240 | $111,750 | $174,150 | $269,800 |
| 07/2007 | 18,143 | $114,900 | $174,920 | $272,957 |
| 06/2007 | 17,816 | $114,900 | $175,925 | $274,200 |
| 05/2007 | 17,156 | $114,975 | $179,600 | $274,950 |
| 04/2007 | 16,112 | $114,960 | $179,720 | $276,081 |
| 03/2007 | 14,652 | $114,425 | $178,412 | $274,700 |
| 02/2007 | 13,772 | $111,350 | $174,950 | $271,967 |
| 01/2007 | 13,189 | $109,960 | $174,900 | $269,390 |
| 12/2006 | 14,160 | $113,125 | $174,900 | $269,794 |
| 11/2006 | 15,294 | $115,350 | $179,110 | $270,472 |
| 10/2006 | 15,559 | $118,600 | $180,978 | $274,960 |
| 09/2006 | 15,211 | $119,800 | $181,075 | $275,000 |
| 08/2006 | 15,130 | $119,800 | $179,950 | $274,950 |
| 07/2006 | 15,012 | $119,560 | $182,260 | $275,358 |
| 06/2006 | 14,619 | $119,575 | $184,450 | $279,173 |
| 05/2006 | 14,132 | $118,560 | $184,740 | $279,939 |
| 04/2006 | 13,384 | $115,566 | $180,947 | $275,496 |