Williamson County IL FSBO Lands (120)

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We have 120 homes for sale by owner in Williamson County, IL. The median list price in Williamson County, IL is $9,750.

Vacant Land For Sale

$38,500

2.41 Acres(Lot)

00 Chayla Road, Williamson County, IL

Beautiful opportunity to own just under 2.5 acres across two parcels in the desirable spring garden subdivision... Read More

Vacant Land For Sale

$35,000

00 Torrance Road, Williamson County, IL

A well-built pole barn sits on this lot, featuring extra-thick concrete floors designed to handle heavy... Read More

Vacant Land For Sale

$25,000

801 S Maple Street, Williamson County, IL

This vacant ½ acre lot sits on the main road into cambria, offering great visibility and potential. a former... Read More

Vacant Land For Sale

$778,600

38.93 Acres(Lot)

000 Old Bainbridge Road, Williamson County, IL

Acreage west of marion south of deaconess hospital. water and sewer on property. ready for development. good... Read More

Vacant Land For Sale

$210,000

15 Acres(Lot)

0000 Teske Road, Williamson County, IL

15 acres in a great location south of marion close to 37 and 148. great to build your home and farm! call for... Read More

Vacant Land For Sale

$12,000

1011 Newton Avenue, Williamson County, IL

50x151 lot size right in town of johnson city. there is a inhabitable home on the property. has electric and... Read More

Vacant Land For Sale

$37,500

0.39 Acre(Lot)

1303 W Grand Road, Williamson County, IL

Builders, this would make an excellent investment. great place to put your new construction home. located in one... Read More

Vacant Land For Sale

$784,800

Rushing Drive, Williamson County, IL

Highly visable lot located right across from logan primary. build your professional office.

Vacant Land For Sale

$6,000

0.2 Acre(Lot)

000 S Liberty Street, Williamson County, IL

Vacant Land For Sale

$6,000

0.2 Acre(Lot)

000 S Van Buren Street, Williamson County, IL

Vacant Land For Sale

$350,000

0000 Khoury League Road, Williamson County, IL

Welcome to your very own 24-acre residential paradise, located just one mile outside the marion city limits.... Read More

Vacant Land For Sale

$27,990

1 Acre(Lot)

980 Forever Lane, Williamson County, IL

Who is looking to build a new house this year?! well here is a rare find for a 1 acre lot available for sale in... Read More

Vacant Land For Sale

$20,000

1966 Mallard Lane, Williamson County, IL

5 adjoining lots for sale in carterville school district. each lot is 50 x 100. see aerial view in pictures for... Read More

Vacant Land For Sale

$8,000

0.14 Acre(Lot)

1801 N 13th Street, Williamson County, IL

Here's an opportunity to purchase a nice corner lot. looking for a place to put your double wide? it is allowed... Read More

Vacant Land For Sale

$40,000

1.45 Acres(Lot)

TBD Bloomington Road, Williamson County, IL

5 cleared lots, great building site with a country feel just minutes from town.

Vacant Land For Sale

$60,000

0.59 Acre(Lot)

TBD Bermuda Drive, Williamson County, IL

Discover the perfect opportunity to build your dream lake retreat with these two exceptional lots at the end of... Read More

Vacant Land For Sale

$259,900

18.74 Acres(Lot)

00 Mcginnis Street, Williamson County, IL

Almost 19 acres located in a great location. perfect for building your dream home!

Vacant Land For Sale

$49,900

0.44 Acre(Lot)

1001 W Grand Avenue, Williamson County, IL

This lot is waiting for it's dream home! perfect location. minutes from route 13 and walking distance to... Read More

Vacant Land For Sale

$10,000

000 N 19th Street, Williamson County, IL

Looking for a new investment or a spacious lot to build your dream property? this large vacant lot in herrin is... Read More

Vacant Land For Sale

$340,000

000 Brushy Creek Road, Williamson County, IL

40 acres of prime farmland & timber – excellent hunting & income opportunity! discover the perfect blend of... Read More

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Williamson County - Statistics and Home Trends

Actives Activity Chart

Homes For Sale Buy Owner in Williamson County 185

	Average Price
1 Bed Homes For Sale in Williamson County (5)	$ 84,600
2 Bed Homes For Sale in Williamson County (29)	$ 124,279
3 Bed Homes For Sale in Williamson County (91)	$ 227,223
4 Bed Homes For Sale in Williamson County (40)	$ 391,097
5+ Bed Homes For Sale in Williamson County (19)	$ 678,572

AVERAGE PRICE

$ 301,154

NEW LISTINGS THIS WEEK

165

PRICE PER SQUARE FOOT

$ 137

Townhomes For Sale Buy Owner in Williamson County 8

	Average Price
2 Bed Townhomes For Sale in Williamson County (1)	$ 249,900
3 Bed Townhomes For Sale in Williamson County (5)	$ 339,260
4 Bed Townhomes For Sale in Williamson County (2)	$ 233,750

AVERAGE PRICE

$ 291,085

NEW LISTINGS THIS WEEK

PRICE PER SQUARE FOOT

$ 146

Land For Sale Buy Owner in Williamson County 130

	Average Price
Land For Sale in Williamson County (130)	$ 312,906

AVERAGE PRICE

$ 312,906

NEW LISTINGS THIS WEEK

117

PRICE PER SQUARE FOOT

$ N/A

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Learn More About Williamson County, Illinois

Currently there are 185 homes for sale, 130 vacant land for sale and 8 townhomes for sale in Williamson County

Currently Williamson County has 323 properties on the market for sale. The inventory was last updated 04/05/2025. Of these properties, 185 single family homes are for sale by their owners in Williamson County, and 0 condos are for sale by their owners in Williamson County. The average price of the single family homes for sale in Williamson County, is $301,154, the average condo price in Williamson County, is $291,085. The average price per square foot of the active inventory is $94. This is based the living area square footage.

Over the last year, there have been 0 of properties sold in Williamson County. Of these properties, 0 single family homes have sold by their owners in Williamson County, and 0 condos have sold by their owners in Williamson County. The average sales price of the single family homes sold in Williamson County, is $. Single family homes have been selling for per square foot of living area. The average sales price of the condos for sale in Williamson County, is $. Condos have been selling for per square foot of living area.

If you are thinking of selling your Williamson County home, try our flat fee listing service, Our list fees start at $449, and may save you $15,000 in real estate commissions. Click here to start saving.

Disclaimer: Listing broker has attempted to offer accurate data, but buyers/lessees are advised to confirm all information IDX information is provided exclusively for consumers' personal, non-commercial use that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that data is deemed reliable but is not guaranteed accurate by the MLS. The MLS may, at its discretion, require use of other disclaimers as necessary to protect Participants and/or the MLS from liability.
This data up-to-date as of 04/05/2025

Williamson County IL FSBO Lands (120)

00 Chayla Road, Williamson County, IL

00 Torrance Road, Williamson County, IL

801 S Maple Street, Williamson County, IL

000 Old Bainbridge Road, Williamson County, IL

0000 Teske Road, Williamson County, IL

1011 Newton Avenue, Williamson County, IL

1303 W Grand Road, Williamson County, IL

Rushing Drive, Williamson County, IL

000 S Liberty Street, Williamson County, IL

000 S Van Buren Street, Williamson County, IL

0000 Khoury League Road, Williamson County, IL

980 Forever Lane, Williamson County, IL

1966 Mallard Lane, Williamson County, IL

1801 N 13th Street, Williamson County, IL

TBD Bloomington Road, Williamson County, IL

TBD Bermuda Drive, Williamson County, IL

00 Mcginnis Street, Williamson County, IL

1001 W Grand Avenue, Williamson County, IL

000 N 19th Street, Williamson County, IL

000 Brushy Creek Road, Williamson County, IL

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Williamson County - Statistics and Home Trends

Actives Activity Chart

AVERAGE PRICE

NEW LISTINGS THIS WEEK

PRICE PER SQUARE FOOT

AVERAGE PRICE

NEW LISTINGS THIS WEEK

PRICE PER SQUARE FOOT

AVERAGE PRICE

NEW LISTINGS THIS WEEK

PRICE PER SQUARE FOOT

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Learn More About Williamson County, Illinois

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