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County · code 17139

Moultrie CountyIllinois

Moultrie County is a county in Illinois with its seat in Sullivan. It was formed on February 16, 1843.

  • Founded1843
  • County seatSullivan
  • Named forWilliam Moultrie
  • Land area336 sq mi + 8.5 sq mi water
  • Population14,526 2020 Census
  • Parcels mapped11,373 checked 15 October 2026
Open the free map Click any parcel in Moultrie County: acreage, parcel id, address and who publishes the map. No sign-in.

Updated

ShelbyPiattMaconDouglas Sullivan Census outline · seat marked

Where it is

Moultrie on the map of Illinois

Illinois has 102 counties and county equivalents, each with its own records office. Shapes with a page are links.

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Counties of Illinois · Moultrie highlighted

History

Formed in 1843 from Macon County, Shelby County and Okaw County

An old deed may name a county that no longer exists, or a boundary that has since moved.

Moultrie County was created from Macon and Shelby counties. It was named after William Moultrie.

Boundary changes from the Newberry Library, Atlas of Historical County Boundaries.

  1. 1843
    Moultrie County created Moultrie created from Macon and Shelby. On 24 February 1841, an unsuccessful attempt was made to create Okaw (proposed) in the same general area.
    from Maconfrom Shelbyfrom Okaw
    · Ill. Laws 1842-1843, pp. 83-85

Land and parcels

What the maps cover in Moultrie

Who publishes each layer, how good it is, and when we last checked.

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

Moultrie by the Census

Population
14,526 2020 Census count
Housing units
6,159 2020 Census count
Land area
336 square miles
Water area
8.5 square miles
People per sq mi
43 population ÷ land area

Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.

Rules and offices

Moultrie County's official site

We have found the county's site but not its offices yet; start there.

County government

See your own lot on these maps

Open Moultrie 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.

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Questions

Common questions about Moultrie County

When was Moultrie County founded?
Moultrie County was founded in 1843, formed from Macon County, Shelby County and Okaw County, and named after William Moultrie.
What is the county seat of Moultrie County?
The county seat of Moultrie County is Sullivan.
Is there an online parcel map for Moultrie County?
Yes. Moultrie County publishes a parcel map of 11,373 parcels, rated official here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
Has Moultrie County's boundary or name changed?
Moultrie County was created in 1843 from Macon County, Shelby County and Okaw County. The Atlas of Historical County Boundaries records no boundary change since.
Is my lot in a flood zone?
We do not have flood maps for Moultrie County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

Nearby

Counties next door