Anna is correct in that broker's can't steer people, but making people aware of the resources provided is useful. I've lived in the Tower Grove area within 63116 for 3 years with my wife and 3 children. Like many other urban areas, its better in some areas than others. Overall its a really nice urban community.
Gather the street names closest to the home you and considering and ask them to check on the streets. They will in most cases tell you if many calls are made to the area.
2 - Megan's Law Database
This site offers a search feature and will show the current location of known sex offenders.
3 â€“ Online data
http://www.city-data.com is full of statistics and information.
http://www.propertymaps.com is another good site, which has crime statistics.
4 - Talk to neighbors
Talk to several people. Most people are friendly and will share everything they know. Nothing beats the insight of someone that has lived in the area for years.
5 â€“ Visit the neighborhood at various times of the day and night.
What is the condition of the surrounding block or two? What condition are the houses? Are the front yards manicured and well cared for? Broken down cars, chain link fences, and pit bulls are not a good sign.