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Homes for Sale with AC in Williamson County, IL

80 Homes for Sale

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Price CutPrice Drop: $4K
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Photo 3 of Single family home for sale at 1304 Main St, Carterville, IL 62918 | MLS# 12747845 | Listing updated on 2026-10-24Photo 1 of Single family home for sale at 1304 Main St, Carterville, IL 62918 | MLS# 12747845 | Listing updated on 2026-10-24Photo 2 of Single family home for sale at 1304 Main St, Carterville, IL 62918 | MLS# 12747845 | Listing updated on 2026-10-24

$260,000

Views: 4

Bedrooms: 3Bds

Bathrooms: 2Ba

Area: 1,425sqft

Single family home for sale

1304 Main St, Carterville, IL 62918

MLS ID #12747845, Paul Wilson Realty

Price CutPrice Drop: $2.5K
Photo 3 of Single family home for sale at 107 N 19th Street, Herrin, IL 62948 | MLS# 12735448 | Listing updated on 2026-10-13Photo 1 of Single family home for sale at 107 N 19th Street, Herrin, IL 62948 | MLS# 12735448 | Listing updated on 2026-10-13Photo 2 of Single family home for sale at 107 N 19th Street, Herrin, IL 62948 | MLS# 12735448 | Listing updated on 2026-10-13

$155,000

Views: 8

Bedrooms: 3Bds

Bathrooms: 2Ba

Area: 1,700sqft

Single family home for sale

107 N 19th Street, Herrin, IL 62948

MLS ID #12735448, Keller Williams Pinnacle

Price CutPrice Drop: $5K
Photo 3 of Single family home for sale at 1609 N 11th Street, Herrin, IL 62948 | MLS# 12695270 | Listing updated on 2026-10-06Photo 1 of Single family home for sale at 1609 N 11th Street, Herrin, IL 62948 | MLS# 12695270 | Listing updated on 2026-10-06Photo 2 of Single family home for sale at 1609 N 11th Street, Herrin, IL 62948 | MLS# 12695270 | Listing updated on 2026-10-06

$119,900

Views: 10

Bedrooms: 3Bds

Bathrooms: 2Ba

Area: 1,150sqft

Single family home for sale

1609 N 11th Street, Herrin, IL 62948

MLS ID #12695270, Beycome Brokerage Realty Llc

Price CutPrice Drop: $6K
Photo 3 of Single family home for sale at 206 W White St, Marion, IL 62959 | MLS# 12727434 | Listing updated on 2026-10-20Photo 1 of Single family home for sale at 206 W White St, Marion, IL 62959 | MLS# 12727434 | Listing updated on 2026-10-20Photo 2 of Single family home for sale at 206 W White St, Marion, IL 62959 | MLS# 12727434 | Listing updated on 2026-10-20

$142,900

Views: 11

Bedrooms: 2Bds

Bathrooms: 2Ba

Area: 1,414sqft

Single family home for sale

206 W White St, Marion, IL 62959

MLS ID #12727434, C21 House Of Realty, Inc. C

Price CutPrice Drop: $2.6K
Photo 3 of Single family home for sale at 1406 N Glendale St, Marion, IL 62959 | MLS# 12692718 | Listing updated on 2026-10-26Photo 1 of Single family home for sale at 1406 N Glendale St, Marion, IL 62959 | MLS# 12692718 | Listing updated on 2026-10-26Photo 2 of Single family home for sale at 1406 N Glendale St, Marion, IL 62959 | MLS# 12692718 | Listing updated on 2026-10-26

$239,900

Views: 3

Bedrooms: 4Bds

Bathrooms: 2Ba

Area: 1,920sqft

Single family home for sale

1406 N Glendale St, Marion, IL 62959

MLS ID #12692718, Exit Realty New Beginningz

Price CutPrice Drop: $10.09K
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Photo 3 of Single family home for sale at 1302 Susan Ln, Carterville, IL 62918 | MLS# 12718665 | Listing updated on 2026-10-24Photo 1 of Single family home for sale at 1302 Susan Ln, Carterville, IL 62918 | MLS# 12718665 | Listing updated on 2026-10-24Photo 2 of Single family home for sale at 1302 Susan Ln, Carterville, IL 62918 | MLS# 12718665 | Listing updated on 2026-10-24

$199,900

Views: 5

Bedrooms: 5Bds

Bathrooms: 3Ba

Area: 1,646sqft

Single family home for sale

1302 Susan Ln, Carterville, IL 62918

MLS ID #12718665, Infinity Realty Of Southern Il

Photo 3 of Single family home for sale at 885 Wilson St, Marion, IL | MLS# 12702625 | Listing updated on 2026-07-17Photo 1 of Single family home for sale at 885 Wilson St, Marion, IL | MLS# 12702625 | Listing updated on 2026-07-17Photo 2 of Single family home for sale at 885 Wilson St, Marion, IL | MLS# 12702625 | Listing updated on 2026-07-17

$99,000

Views: 2

Bedrooms: 3Bds

Bathrooms: 2Ba

Area: 1,386sqft

Single family home for sale

885 Wilson St, Marion, IL

MLS ID #12702625, All In One Real Estate Co

Photo 3 of Single family home for sale at 344 Seba St, Hurst, IL 62949 | MLS# 12603670 | Listing updated on 2026-09-25Photo 1 of Single family home for sale at 344 Seba St, Hurst, IL 62949 | MLS# 12603670 | Listing updated on 2026-09-25Photo 2 of Single family home for sale at 344 Seba St, Hurst, IL 62949 | MLS# 12603670 | Listing updated on 2026-09-25

$142,000

Views: 1

Bedrooms: 3Bds

Bathrooms: 2Ba

Area: 1,232sqft

Single family home for sale

344 Seba St, Hurst, IL 62949

MLS ID #12603670, C21 House Of Realty, Inc. C

Price CutPrice Drop: $19K
Photo 3 of Single family home for sale at 6241 Wards Ml Rd, Marion, IL 62959 | MLS# 12651607 | Listing updated on 2026-10-04Photo 1 of Single family home for sale at 6241 Wards Ml Rd, Marion, IL 62959 | MLS# 12651607 | Listing updated on 2026-10-04Photo 2 of Single family home for sale at 6241 Wards Ml Rd, Marion, IL 62959 | MLS# 12651607 | Listing updated on 2026-10-04

$380,000

Views: 6

Bedrooms: 4Bds

Bathrooms: 3Ba

Area: 2,892sqft

Single family home for sale

6241 Wards Ml Rd, Marion, IL 62959

MLS ID #12651607, C21 House Of Realty, Inc. C

Showing 43 - 80 of 80 homes for sale in Williamson County, IL

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    This representation is based in whole or in part on data supplied by Midwest Real Estate Data, LLC through Oct 29, 2026, 6:30 AM. Midwest Real Estate Data, LLC does not guarantee nor is it in any way responsible for its accuracy. Data maintained by Midwest Real Estate Data LLC may not reflect all real estate activity in the market.

    Based on information submitted to the MLS GRID as of Oct 29, 2026, 6:30 AM. All data is obtained from various sources and has not been, and will not be, verified by broker or MLS GRID. Supplied Open House information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. This website may not include listings or property addresses of sellers who have directed their listing brokers to withhold their listing or their property address from display on the Internet. Some IDX listings have been excluded from this website. Information is provided exclusively for consumers’ personal non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID, MRED or Houzeo. The use of the MLS GRID Data may be subject to an end user license agreement. Properties displayed may be listed or sold by various participants in the MLS,

    Listings courtesy of MRED as distributed by MLS GRID. ©2026 Midwest Real Estate Data LLC. All Rights Reserved
  • mls-imgIDX Logo
    Based on information from Mid America Regional Information Systems, Inc. through Oct 29, 2026, 6:31 AM. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Some IDX listings have been excluded from this website. Properties displayed may be listed or sold by various participants in the MLS. Property data presented reflect information otherwise available from public records. The REALTOR® providing this information may not have represented the buyer or seller in some or all of the transactions.
    IDX information is provided exclusively for consumers’ personal noncommercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, that the data is deemed reliable but is not guaranteed by MLS GRID, and that the use of the MLS GRID Data may be subject to an end user license agreement prescribed by the Member Participant’s applicable MLS if any and as amended from time to time. © 2026 Mid America Regional Information Systems, Inc. All Rights Reserved.
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