Newcastle, California
Newcastle: Situated in the foothills of the Sierra Nevada at an elevation of 945 feet, this Placer County community lies northeast of Sacramento along the Interstate 80 corridor.
About
Newcastle is a city located in the county of Placer in the U.S. state of California.
Quick Facts about Newcastle
| State | California (United States) |
| County | Placer County |
| Latitude & Longitude | 38.8741,-121.1333 |
| Time Zone | America/Los_Angeles |
| Local time | 12:15:55 (15th October 2026) |
| Postal code | 95658 |
| Weather | 52℉ Clear 7-days weather |
Geography
Newcastle is located at 38°52'27"N 121°7'60"W (38.8740700, -121.1332800).
Newcastle map
icon to open full mode. View satellite images
Weather
Clear. Low around 52, with temperatures rising to around 54 overnight. East wind around 3 mph.
7-Day ForecastNearby Schools and Colleges
Schools and campuses linked to Newcastle, CA. Select a name to open its map and contact details.
| Code | Name | City | ZIP |
|---|---|---|---|
| 123341 | Sierra College | Rocklin (CA) | 95677-3397 |
Nearby Transit Stations (24)
Rail and bus stations connected to Newcastle, CA. Select a station to open its map and address details.
| Code | Name | Address | Type |
|---|---|---|---|
| ARN | Auburn | 277 Nevada St. at Fulweiler St. | RAIL |
| RLN | Rocklin | Rocklin Rd. and Railroad Ave. | RAIL |
| RSV | Roseville station | 201 Pacific Street | RAIL |
| COX | Colfax | 99 Railroad St. at Church St. | RAIL |
| PCV | Placerville, California | Mosquito Rd. and Clay St. | BUS |
Closest post offices linked to Newcastle.
| Post Office Name | City | ZIP |
|---|---|---|
| Newcastl Post Office | Newcastle (CA) | 95658 |
Other places with the same name (4)
- Newcastle, Washington city in King County, Washington, United States. with a population of 12,905 people.
- Newcastle, Oklahoma city in Oklahoma, United States. with a population of 11,347 people.
- Newcastle, Wyoming city in Weston County, Wyoming, United States. with a population of 3,314 people.
- Newcastle, Maine town in Maine, United States. with a population of 1,779 people.
Other cities in Placer County
Cities, towns, neighborhoods & other populated places in Placer County , CA.
| City Name | Population | Title |
|---|---|---|
| Roseville | 144,725 | The fifth most populous city in Sacramento County, California. |
| Rocklin | 70,159 | The most populous city in Placer County, California. |
| Lincoln | 48,996 | The most populous city in Placer County, California. |
| Granite Bay | 20,402 | Census-designated place in California, USA |
| Auburn | 14,205 | City in California, United States |
| North Auburn | 13,022 | Census designated place |
| Loomis | 6,844 | City in California |
| Kings Beach | 3,796 | Census-designated place in Placer County, California |
| Meadow Vista | 3,217 | Census-designated place in Placer County, California |
| Colfax | 2,009 | City in California, USA |
| Foresthill | 1,483 | Census-designated place in Placer County, California |
| Tahoe Vista | 1,433 | Census-designated place in Placer County, California |
| Dollar Point | 1,215 | Census-designated place in Placer County, California |