Plainfield, California

{{Short description|Unincorporated community in California, United States}}

{{Use American English|date=July 2025}}

{{Use mdy dates|date=July 2023}}

{{coord|38|35|27|N|121|47|49|W|display=title}}

{{Infobox settlement

|name = Plainfield

|other_name =

|native_name =

|nickname =

|settlement_type =Unincorporated community

|image_skyline =

|imagesize =

|image_caption =

|pushpin_map =California#USA

|pushpin_label_position =bottom

|pushpin_mapsize =

|pushpin_map_caption =Location in California

|pushpin_image=California Locator Map with US.PNG

|subdivision_type = Country

|subdivision_name =United States

|subdivision_type1 = State

|subdivision_name1 = California

|subdivision_type2 =County

|subdivision_name2 = Yolo County

|subdivision_type3 =

|subdivision_name3 =

|

|established_title =

|established_date =

|coordinates = {{coord|38|35|27|N|121|47|49|W|region:US-CA|display=inline}}

|elevation_footnotes = {{gnis|1659403}}

|elevation_ft =69

| postal_code_type = ZIP Code

| postal_code = 95695

| area_code_type = Area code

| area_code = 530

|footnotes =

}}

Plainfield is an unincorporated community in Yolo County, California. It is located between Davis and Woodland in the central portion of the county. Plainfield's ZIP Code is 95695 and its area code 530. A post office was established in the community in 1873 but was discontinued in 1908.{{California's Geographic Names|539}} It lies at an elevation of {{convert|69|ft}}.