There are several ways to boost your listing in search results:
*make sure all of your photos are in landscape mode
*change/update your rates often
*block dates one day, then unblock them the next (shows activity)
*if you are new, encourage guests to leave reviews
*try to obtain superhost status
*update your photos often
*the more photos in your listing, the better
*ask guests to add your listing to their wish list
*create and update your guidebook and add relevant places/information to it for your particular area (especially add places that guests wouldn't typically know about)
*use keywords in the listing title to attract searches in your state (my title includes my state)
*update your description often
*add safety features to your listing (CO2 and smoke detectors, or bathroom grab bars)
*try to obtain the "for work" badge on your listing (a table/desk that guests can use for their laptop)