| Official Name: | Lacomb, Oregon |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Oregon#USA |
| Pushpin Label: | Lacomb |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Oregon |
| Subdivision Type2: | County |
| Subdivision Name2: | Linn |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 10.31 |
| Area Land Km2: | 10.31 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 3.98 |
| Area Land Sq Mi: | 3.98 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 575 |
| Population Density Km2: | 55.74 |
| Timezone: | Pacific (PST) |
| Utc Offset: | -8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -7 |
| Elevation Ft: | 679 |
| Coordinates: | 44.5844°N -122.7417°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 97355 |
| Area Code: | 458 and 541 |
| Blank Name: | FIPS code |
| Blank Info: | 41-40150 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2584418 |
| Population Density Sq Mi: | 144.36 |
Lacomb is a census-designated place and unincorporated community in Linn County, Oregon, United States,[2] located about 10miles northeast of Lebanon.[3] It was named in December 1889 by W.J. Turnidge, a son of a pioneer. As of the 2019 Census it had a population of 481.[4]
According to the Köppen Climate Classification system, Lacomb has a warm-summer mediterranean climate, abbreviated "Csb" on climate maps. The hottest temperature recorded in Lacomb was 113F on June 29, 2021, while the coldest temperature recorded was 1F on January 1, 1979.