Alameda is a neighborhood in Portland, Oregon, United States that is located on the Alameda Ridge with views of Downtown, the Willamette River, and the Cascades. Northeast Fremont Street is the neighborhood's main east-west thoroughfare and NE 33rd, its main north-south thoroughfare, makes up its eastern boundary.

Portland, Oregon is divided into six sections: North Portland, Northeast Portland, Northwest Portland, South Portland, Southeast Portland, and Southwest Portland. There are 95 officially recognized neighborhoods, each of which is represented by a volunteer-based neighborhood association. No neighborhood associations overlap the Willamette River, but a few overlap the addressing sextants. For example, most addresses in the South Portland Neighborhood Association are South, but a portion of the neighborhood is west of SW View Point Terrace where addresses have a SW prefix. Similarly the Buckman Neighborhood Association spans both NE and SE Portland.