Snow Blowers Direct has the Toro Power Clear® 518 ZR (18") 99cc 4-Cycle Single-Stage Gas Snow Blower on clearance for $330 with free shipping.
This has a smaller engine so not meant to be used in heavy snow areas (+12") but would do well with lighter snow and areas that see snow occasionally.
Details
Perfect For Light To Medium Snowfalls
Throws snow up to 25 feet
Ideal for concrete and asphalt surfaces and 2 – 9" of snow at a time
2-Year Guaranteed to Start
Handle collapses for easy storage and limited garage space
https://www.snowblowers