Grass Valley is located in United States. It is positioned in "America/Los Angeles" time zone (GMT-7 ) with current time of 10:38 AM, Sunday (difference from your time zone: hours). Grass Valley is populated place in California in Nevada County with population of ∼12.9 thousand.
Places around Grass Valley sort by population
Alta Sierra
8.6 km
Lake Wildwood
12.1 km 
Lake of the Pines
20 km
Meadow Vista
24.5 km 
Nevada City
6 km 
Colfax
16.1 km 
Penn Valley
11.5 km 
Foresthill
30.5 km
Beale Air Force Base
28.1 km 
Sources, notes:
• Map is powered by openstreetmap.org.
• Geographic location info from www.geonames.org database.
• Population data is only approximately value, it may be out of date.
• Distance calculator between two coordinates is powered by PHP with rounding precision of 0.1 km (or 1 km for longer distances), source code can be found at 1km.net site.
