County · code 28073
Lamar CountyMississippi
Lamar County is in Mississippi with its seat in Purvis. The county was created on March 30, 1904, and named after Lucius Quintus Cincinnatus Lamar.
- Founded1904
- County seatPurvis
- Named forLucius Quintus Cincinnatus Lamar
- Land area497 sq mi + 3.4 sq mi water
- Population64,222 2020 Census
- Parcels mapped35,194 checked 15 October 2026
Where it is
Lamar on the map of Mississippi
Mississippi has 82 counties and county equivalents, each with its own records office. Shapes with a page are links.
History
Formed in 1904 from Marion County and Pearl River County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Lamar County was created from Marion County and Pearl River County on March 30, 1904. In 1930, Lamar gained a small area from Pearl River County, and in 1934, it lost a small area back to Pearl River County.
- 1904Lamar County created Lamar created from Marion and Pearl River. · Miss. Laws 1904, reg. sess., ch. 102, secs. 1, 3/p. 143 and ch. 103, secs. 1, 3/pp. 146-147; Minutes of Lamar Co. Board of Supervisors, 4 April 1904, p. 1
- 1930Gained territory Lamar gained small areas from Pearl River. · Miss. Code Ann. 1930, ch. 90, pars. 3924, 3942/pp. 1741, 1748
- 1934Lost territory Lamar lost small area to Pearl River. · Miss. Laws 1934, reg. sess., ch. 238/p. 510
Land and parcels
What the maps cover in Lamar
Who publishes each layer, how good it is, and when we last checked.
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Parcels Good enough
Lot lines and tax-map numbers for 35,194 parcels from Lamar County. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 5 October 2026 · checked 15 October 2026 -
Address points Missing
No public address points layer found for Lamar County yet.
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Buildings Reference
Roof outlines traced from aerial imagery from FEMA Response Geospatial Office with Oak Ridge National Laboratory (ORNL). Good for seeing what is on a lot; not accurate enough to set a fence from.
checked 18 October 2026
- Official
- from the office that keeps the record
- Good enough
- a reliable statewide or national copy
- Fallback
- a guide only; check the official record
- Missing
- nothing public found yet
People and land
Lamar by the Census
Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.
Rules and offices
Lamar County's official site
We have found the county's site but not its offices yet; start there.
County government
- County government
The official website of Lamar County.
See your own lot on these maps
Open Lamar County on Parcel Chart's free map and click your parcel. Save it with a free account; the full record of your place (site map, projects, documents) is Pro, in early access.
Questions
Common questions about Lamar County
- When was Lamar County founded?
- Lamar County was founded in 1904, formed from Marion County and Pearl River County, and named after Lucius Quintus Cincinnatus Lamar.
- What is the county seat of Lamar County?
- The county seat of Lamar County is Purvis.
- Is there an online parcel map for Lamar County?
- Yes. Lamar County publishes a parcel map of 35,194 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Lamar County's boundary or name changed?
- Lamar County was created in 1904 from Marion County and Pearl River County. Since then the Atlas of Historical County Boundaries records 2 later changes, most of them small boundary adjustments, chiefly involving Pearl River County.
- Is my lot in a flood zone?
- We do not have flood maps for Lamar County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby