What is the rental vacancy rate in Ottawa, IL?

Name: Vacancy rate in Ottawa, IL, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

The rental vacancy rate in Ottawa, IL is 0.1% (±0.2 points) (2020–2024 American Community Survey).

The homeowner vacancy rate is 1.2% (±0.9 points).

664 (±229) homes, 8.1% of all housing units, were vacant, a count that includes seasonal homes and homes being sold or rented.

In Ottawa, the rental vacancy rate went from 3.8% in 2015–2019 to 0.1% in 2020–2024 (−3.7 percentage points), a measurable decrease.

Figures last updated on November 12, 2026.

Rental vacancy rate: 0.1% (±0.2 points)
Homeowner vacancy rate: 1.2% (±0.9 points)
Vacant homes: 664 (±229)

Vacancy in Ottawa against LaSalle County, its state and the nation

Estimate (90% margin of error)
	Ottawa	LaSalle County	Illinois	United States
Rental vacancy rate	0.1% (±0.2 points)	3.9% (±1.6 points)	5.0% (±0.2 points)	5.5%
Homeowner vacancy rate	1.2% (±0.9 points)	1.2% (±0.5 points)	1.0% (±0.1 points)	0.9%
Vacant housing units	664 (±229)	4,470 (±549)	421,003 (±7,877)	14,547,859

The rental vacancy rate is the share of rental homes that are vacant and for rent; it leaves out homes already rented but not yet moved into, and seasonal homes.

In Ottawa, the rental vacancy rate is lower than in LaSalle County (3.9%).

It is also lower than in Illinois (5.0%).

It is lower than the national figure (5.5%).

Rental vacancy rate in places near Ottawa

Nearest places with a published estimate, compared with Ottawa
Place	Distance	Rental vacancy rate	Compared with this place
Ottawa	—	0.1% (±0.2 points)	—
Ottawa Township	2.9 mi	0.0% (±2.4 points)	Not measurably different
Naplate	3.3 mi	0.0% (±31.2 points)	Not measurably different
South Ottawa Township	3.6 mi	0.0% (±4.6 points)	Not measurably different
Rutland Township (LaSalle County)	4.4 mi	1.0% (±1.5 points)	Not measurably different
Fall River Township	4.5 mi	0.0% (±62.5 points)	Not measurably different
Dayton Township	4.7 mi	0.0% (±21.6 points)	Not measurably different
Wallace Township	5.4 mi	0.0% (±100.0 points)	Not measurably different
Grand Ridge	8.2 mi	0.0% (±54.6 points)	Not measurably different

None of the nearby places differs measurably from this one on this figure.

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Rental vacancy rate across LaSalle County, place by place

Rank	Place	Rental vacancy rate
11	Streator	4.3% (±3.9 points)
12	Bruce Township	4.2% (±3.8 points)
13	Manlius Township (LaSalle County)	3.7% (±5.1 points)
14	Adams Township	2.9% (±4.8 points)
15	Oglesby	2.8% (±4.3 points)
16	Rutland Township (LaSalle County)	1.0% (±1.5 points)
17	Ottawa	0.1% (±0.2 points)
18 (tie)	Cedar Point	0.0% (±67.9 points)
18 (tie)	Dana	0.0% (±100.0 points)
18 (tie)	Earlville	0.0% (±11.2 points)
18 (tie)	Grand Ridge	0.0% (±54.6 points)
18 (tie)	Kangley	0.0% (±96.0 points)
18 (tie)	Lake Holiday	0.0% (±18.1 points)

Showing 13 of 61 places in LaSalle County, ranked from highest to lowest.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about Ottawa

Is it hard to find a rental in Ottawa?

The rental vacancy rate in Ottawa, IL is 0.1% (±0.2 points); a low rate means few rental homes stand empty and for rent at any time, which usually means more competition for each one.

Is the rental market in Ottawa tighter than it was?

In Ottawa, the rental vacancy rate went from 3.8% in 2015–2019 to 0.1% in 2020–2024 (−3.7 percentage points), a measurable decrease.

How many homes are vacant in Ottawa?

An estimated 664 (±229) housing units, 8.1% of the total, including seasonal homes and homes waiting to be sold or rented.

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Ottawa city, Illinois (place:56926, in state:17).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are DP04_0005E, DP04_0005M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP04_0005E, DP04_0005M, DP04_0004E, DP04_0004M, DP04_0003E, DP04_0003M, DP04_0003PE, DP04_0003PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.