Lamar city, Arkansas
Official LSAD Designation: Lamar city • Census GEOID: 0538290
• Johnson County
Lamar city is an incorporated city in Johnson County, Arkansas. According to official records from the Census (2025), Lamar city had an estimated population of 1,776 residents. Official Census Bureau geographic records classify this community under LSAD designation Lamar city (GEOID 0538290).
Local Government Administration U.S. Census Bureau GMAF
City Of Lamar
Municipal
Official Title:
Mayor
Address:
PO BOX 700, LAMAR AR 72846-0700
County Of Johnson
County
Official Title:
County Judge
Address:
PO BOX 278, CLARKSVILLE AR 72830-0278
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 1,776 | 2025 |
| Median Household Income | $50,568 | 2020-2024 |
| Median Home Value | $161,700 | 2020-2024 |
| Land Area | 4.62 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).