Lincoln Regional Airport (California)

{{Infobox airport

| name = Lincoln Regional Airport

| nativename = Karl Harder Field
{{small|Lincoln Air Force Auxiliary Field}}

| image = Lincoln Regional Airport - California.jpg

| image-width = 250

| caption = 2006 USGS photo

| IATA =

| ICAO = KLHM

| FAA = LHM

| type = Public

| owner = City of Lincoln

| operator =

| city-served =

| location = Lincoln, California

| elevation-f = 121

| elevation-m = 37

| coordinates = {{coord|38|54|33|N|121|21|05|W|type:airport|display=inline}}

| website =

| pushpin_map = California

| pushpin_mapsize = 250

| pushpin_label = KLHM

| pushpin_label_position = bottom

| r1-number = 15/33

| r1-length-f = 6,001

| r1-length-m = 1,829

| r1-surface = Asphalt

| stat-year = 2017

| stat1-header = Aircraft operations

| stat1-data = 74,400

| stat2-header = Based aircraft

| stat2-data = 62

| footnotes = Source: Federal Aviation Administration{{FAA-airport|ID=LHM|use=PU|own=PU|site=01772.*A}}, effective 2023-09-07

}}

Lincoln Regional Airport {{Airport codes||KLHM|LHM, formerly O51}} (Karl Harder Field) is a public airport three miles (5 km) west of Lincoln, in Placer County, California, United States. It is owned by the City of Lincoln.

Most U.S. airports use the same three-letter location identifier for the Federal Aviation Administration and International Air Transport Association, but Lincoln Regional Airport is LHM to the FAA and has no IATA code.