The top 10 real estate websites for September, 2008, based on visits, according to Hitwise:

1. Realtor.com

2. Yahoo Real Estate

3. Zillow

4. ZipRealty

5. Rent.com

6. RE/MAX Real Estate

7. ServiceMagic

8. Coldwell Banker Real Estate

9. US Dept of Housing and Urban Development (HUD)

10. HomeGain