Wal-Mart, Target, Walgreens, and Freds all carry inflatable Halloween yard decorations or varying sizes and prices, from small pumpkins to giant ghosts. Amazon also carries inflatable Halloween yard decorations.
Outdoor halloween decorations can be purchased in you home town. Places such as walmart and target offer great halloween decorations for all sorts of decoration ideas.
Kid's halloween decorations can be purchased pretty much anywhere. You can start online at Frontgate or GrandinRoad or can also check out any local retail store around Halloween time.
Some of the cheapest Halloween decorations for a yard can be brought at dollar stores such as dollartree. Other options are local department stores such as Walmart and Target.
The store with the cheapest yard decorations for Halloween would be Michaels or JoAnn Fabrics. They always run a coupon in the Sunday newspapers for 40% off a regular priced item.
Halloween window decorations can be purchased at most party stores, but can also be bought at big name stores such as Target or Walmart, and sometimes even local gas stations.
My favorite place to find Halloween decorations for the yard online would be Amazon. They offer many options, as well as vendors. If you purchase enough, they offer free shipping.
Christmas yard decorations can be purchased at any large store like Walmart or Target. However, you can also search at artistic stores like Michaels, too.
You can get wreaths, yard decorations, fake spider webs and monster and ghost decorations in Wal-Mart and Walgreen's. You could also try Hobby Lobby, as they have many things that you could use for Halloween.
A good starting point is http://www.partycheap.com/Cheap_Halloween_Decorations_s/31.htm but there are many others. Two of them are: http://www.frugal-save-wave.com/cheap-halloween-decorations.html and http://www.halloween-website.com/decorating.htm . A DIY site is: http://holidays.thefuntimesguide.com/2010/10/cheap_halloween_decorations.php . Enjoy your party!
Halloween clearance products can be purchased from any store that sells Halloween products. The best time to purchase is just after Halloween itself as the stores will be keen to get rid of unsold stock. Such stores include Amazon, Kmart and Target.
It can be so much fun to decorate for Halloween. Some great places to look for decorations are http://www.halloweenexpress.com/decorations-props-c-5.html, http://www.halloweenexpress.com/decorations-props-c-5.html, or even your local dollar store.