For maps and overlays of information like parcels, water, sewer, etc.
1) go to the Main page, at the bottom look for this link to see the Bellevue Map Viewer app among others
2) Launch Bellevue Map Viewer app
3) Zoom to Hilltop on map
4) On the right side are folders that you can click on to reveal layers.
Example: Hilltop overlaid with Steep Slopes and Storm drains