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Ottawa, IL land for sale

35 properties

80.2 Acres of Recreational Land & Farm for Auction in Grand Ridge, Illinois

Featured

Upcoming auction

$— min80.2 acres

LaSalle CountyFeb 18, 2026

Grand Ridge, IL 61325

6.1 Acres of Land with Home for Sale in Ottawa, Illinois

Pending

Under contract

$479,9006.1 acres

LaSalle County3 bd, 3 ba1,771 sq ft

Ottawa, IL 61350

0.11 Acres of Residential Land for Sale in Seneca, Illinois

27 days

$32,0000.11 acres

LaSalle County

Seneca, IL 61360

Residential Land for Sale in Seneca, Illinois

13 days

$40,000

LaSalle County

Seneca, IL 61360

33 Acres of Land for Sale in Marseilles, Illinois

11 months ago

$1,515,00033 acres

LaSalle County

Marseilles, IL 61341

2.67 Acres of Mixed-Use Land for Sale in Marseilles, Illinois

11 months ago

$165,6002.67 acres

LaSalle County

Marseilles, IL 61341

6 Acres of Residential Land for Sale in Serena, Illinois

17 days

$164,9006 acres

LaSalle County

Serena, IL 60549

2 Acres of Residential Land for Sale in Ottawa, Illinois

27 days

$54,0002 acres

LaSalle County

Ottawa, IL 61350

9.68 Acres of Commercial Land for Sale in Ottawa, Illinois

9 months ago

$399,0009.68 acres

LaSalle County

Ottawa, IL 61350

2.65 Acres of Residential Land with Home for Sale in Ottawa, Illinois

2 months ago

$125,0002.65 acres

LaSalle County2 bd, 1 ba1,312 sq ft

Ottawa, IL 61350

26 Acres of Commercial Land for Sale in Marseilles, Illinois

2 months ago

$1,947,00026 acres

LaSalle County

Marseilles, IL 61341

2 months ago

$65,9002 acres

LaSalle County

Ottawa, IL 61350

1.34 Acres of Residential Land for Sale in Ottawa, Illinois

2 months ago

$65,9001.34 acres

LaSalle County

Ottawa, IL 61350

0.46 Acres of Residential Land for Sale in Grand Ridge, Illinois

2 months ago

$40,9000.46 acres

LaSalle County

Grand Ridge, IL 61325

0.27 Acres of Residential Land for Sale in Ottawa, Illinois

2 months ago

$40,9000.27 acres

LaSalle County

Ottawa, IL 61350

0.29 Acres of Residential Land for Sale in Ottawa, Illinois

2 months ago

$40,9000.29 acres

LaSalle County

Ottawa, IL 61350

0.4 Acres of Residential Land for Sale in Ottawa, Illinois

2 months ago

$40,9000.4 acres

LaSalle County

Ottawa, IL 61350

0.41 Acres of Residential Land for Sale in Ottawa, Illinois

2 months ago

$40,9000.41 acres

LaSalle County

Ottawa, IL 61350

0.44 Acres of Residential Land for Sale in Ottawa, Illinois

2 months ago

$40,9000.44 acres

LaSalle County

Ottawa, IL 61350

2 months ago

$40,9000.27 acres

LaSalle County

Ottawa, IL 61350

2 months ago

$40,9000.27 acres

LaSalle County

Ottawa, IL 61350

0.32 Acres of Residential Land for Sale in Ottawa, Illinois

2 months ago

$40,9000.32 acres

LaSalle County

Ottawa, IL 61350

0.39 Acres of Residential Land for Sale in Marseilles, Illinois

3 months ago

$45,0000.39 acres

LaSalle County

Marseilles, IL 61341

10 Acres of Commercial Land for Sale in Ottawa, Illinois

9 months ago

$399,00010 acres

LaSalle County

Ottawa, IL 61350

5.45 Acres of Residential Land for Sale in Ottawa, Illinois

4 months ago

$155,0005.45 acres

LaSalle County

Ottawa, IL 61350

4.46 Acres of Residential Land for Sale in Ottawa, Illinois

4 months ago

$129,0004.46 acres

LaSalle County

Ottawa, IL 61350

0.82 Acres of Residential Land for Sale in Sheridan, Illinois

4 months ago

$18,0000.82 acres

LaSalle County

Sheridan, IL 60551

2.38 Acres of Residential Land for Sale in Sheridan, Illinois

5 months ago

$69,9002.38 acres

LaSalle County

Sheridan, IL 60551

0.93 Acres of Residential Land for Sale in Sheridan, Illinois

5 months ago

$19,0000.93 acres

LaSalle County

Sheridan, IL 60551

1.29 Acres of Residential Land for Sale in Sheridan, Illinois

5 months ago

$21,0001.29 acres

LaSalle County

Sheridan, IL 60551

0.77 Acres of Residential Land for Sale in Sheridan, Illinois

5 months ago

$18,0000.77 acres

LaSalle County

Sheridan, IL 60551

7.75 Acres of Land for Sale in Ottawa, Illinois

9 years ago

$875,0007.75 acres

LaSalle County

Ottawa, IL 61350

1.1 Acres of Residential Land for Sale in Marseilles, Illinois

20 months ago

$38,0001.1 acres

LaSalle County

Marseilles, IL 61341

1 Acre of Residential Land for Sale in Marseilles, Illinois

21 months ago

$37,5001 acre

LaSalle County

Marseilles, IL 61341

0.17 Acres of Residential Land for Sale in Marseilles, Illinois

10 months ago

$3,8660.17 acres

LaSalle County

Marseilles, IL 61341

Buying land in Ottawa

Find land for sale in Ottawa, IL by acreage, price, and features. Filter thousands of listings and use maps to explore and buy land, lots, and properties.

There are currently 35 properties for sale near Ottawa, with an average listing price of $170,828. The average cost to buy is $56,858 per acre. Search land for sale in Illinois to view every property in the state.

Land for sale in Ottawa

Acreage for sale: 54 acres
Average listing age: 304 days
Average list price: $170,828
Median list price: $59,950
Average property size: 3 acres

How much does land cost in Ottawa, IL?

The average price per acre in Ottawa, IL is $56,858 based on the listing price of 54 acres of land for sale.

How do you sell land in Ottawa, IL?

If you're selling land nearby, find the best real estate agents in Ottawa, IL to sell your property.

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