What is the average rent of an apartment in Ottawa, IL?

The average rent of an apartment in Ottawa, IL is $1,550 per month. This is about 20% lower than the national average.

When is the average rent cheapest in Ottawa, IL?

In the last year, the average rent in Ottawa, IL was lowest in May 2025 when it was $1,050 per month.

In the last year, the average rent in Ottawa, IL was highest in Aug 2025 when it was $1,550 per month.

The average rent of a 1 bedroom apartment in Ottawa, IL is $900 per month. That is about $200 less than the cost of a studio apartment.

There are 15 available rental listings in Ottawa, IL.

Ottawa, IL includes zip codes such as: 61350 , 60557 .

Some nearby cities include: Naplate , North Utica , Marseilles , Grand Ridge , Serena . These cities may have more rental options to explore.

Apartments For Rent Near Ottawa, IL

Rent in Ottawa, IL varies by number of bedrooms and home type. Use these charts to quickly see how rent changes.

Average rent increased in Sep 2026 compared to the previous month. Rent previously peaked in Aug 2025.

View as a graph

In September 2026, Apartments and Condos were the most affordable home type to rent compared with Houses and Townhomes.

	1 bed	2 beds	3 beds	4 beds	All
All home types	$900	$1,650	$1,550	$1,600	$1,550
Townhomes	—	$1,800	—	—	$1,800
Apartments and Condos	$900	$1,650	$1,550	$1,600	$1,550
Houses	—	$1,400	$2,000	$2,500	$1,650

What is the average rent of an apartment in Ottawa, IL?
The average rent of an apartment in Ottawa, IL is $1,550 per month. This is about 20% lower than the national average.
When is the average rent cheapest in Ottawa, IL?
In the last year, the average rent in Ottawa, IL was lowest in May 2025 when it was $1,050 per month.
When is the average rent most expensive in Ottawa, IL?
In the last year, the average rent in Ottawa, IL was highest in Aug 2025 when it was $1,550 per month.
How does the rent of a 1 bedroom apartment compare to a studio apartment in Ottawa, IL?
The average rent of a 1 bedroom apartment in Ottawa, IL is $900 per month. That is about $200 less than the cost of a studio apartment.
How many available rental listings are in Ottawa, IL?
There are 15 available rental listings in Ottawa, IL.
What are some zip codes in Ottawa, IL?
Ottawa, IL includes zip codes such as: 61350, 60557.
What are some cities near Ottawa, IL?
Some nearby cities include: Naplate, North Utica, Marseilles, Grand Ridge, Serena. These cities may have more rental options to explore.