Town and County tax bills should be paid to the Receiver of Taxes Town and County tax bills since September 2005 can be reviewed at this part of the egov site.
You can also review your School Tax payments on line: For Schodack Central or East Greenbush Central School District residents, see another part of the egov site. For residents of the Averill Park and Ichabod Crane School Districts see infotaxonline. (You'll find both AP and IC in the list of districts).
You can find tax map information about your property at Rensselaer County's map site. Take note that these .pdf files are very large. Use the Town map on the "Index" page to find the map (numbered -- for example, 177.04 or 227.00) for your neighborhood.