What is the median rent in Rock Falls, IL?

Name: Median rent in Rock Falls, IL, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

The median gross rent in Rock Falls, IL is $754 (±$77) a month, according to the US Census Bureau’s 2020–2024 American Community Survey.

That is across 1,176 rented homes; gross rent is the contract rent plus the utilities and fuels a renter pays separately.

In Rock Falls, the median gross rent went from $695 in 2015–2019 to $754 in 2020–2024 (+8.5%).

Prices (CPI-U) rose 22.7% over the same years; the change is not measurably different from the rise in prices.

Figures last updated on November 12, 2026.

Median gross rent: $754 (±$77)
Rented homes: 1,176 (±205)
$2,000 or more: 0.8%
Since 2015–2019: +8.5%

How much rent costs in Rock Falls

Share of rented homes in each gross-rent range, 2020–2024
Monthly gross rent	Rock Falls	Whiteside County	Illinois	United States
Less than $500	22.5% (±7.3 points)	12.2%	7.0%	6.3%
$500 to $999	47.6% (±10.5 points)	55.6%	23.5%	20.2%
$1,000 to $1,499	29.1% (±9.2 points)	25.1%	32.6%	28.1%
$1,500 to $1,999	0.0% (±3.1 points)	4.5%	18.7%	21.1%
$2,000 to $2,499	0.8% (±1.3 points)	1.1%	9.6%	12.0%
$2,500 to $2,999	0.0% (±3.1 points)	0.2%	4.1%	5.5%
$3,000 or more	0.0% (±3.1 points)	1.3%	4.4%	6.8%

The most common range is $500 to $999, paid by 47.6% of renting households.

0.8% of rented homes in Rock Falls cost $2,000 or more a month.

Rock Falls against Whiteside County, its state and the nation

Estimate (90% margin of error)
	Rock Falls	Whiteside County	Illinois	United States
Median gross rent	$754 (±$77)	$856 (±$37)	$1,274 (±$5)	$1,413
Rented homes paying rent	1,176 (±205)	4,842 (±430)	1,587,238 (±10,609)	42,849,984

In Rock Falls, median gross rent is lower than in Whiteside County ($856).

It is also lower than in Illinois ($1,274).

It is lower than the national figure ($1,413).

In Whiteside County, Rock Falls ranks 16 of 19 places with a published estimate, from highest to lowest median gross rent.

Statewide, it ranks 1611 of 2,063.

Rankings use the estimates alone; where margins of error overlap, neighboring ranks may not truly differ.

How rent in Rock Falls has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
	2015–2019	2020–2024	Amount of change	Verdict
Median gross rent	$695 (±$83)	$754 (±$77)	+8.5%	No measurable change after inflation
Households that rent	36.6% (±4.9 points)	32.6% (±5.6 points)	−4.0 percentage points	Not a measurable change
Rental vacancy rate	9.4% (±5.1 points)	12.6% (±7.0 points)	+3.2 percentage points	Not a measurable change

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Median gross rent in places near Rock Falls

Nearest places with a published estimate, compared with Rock Falls
Place	Distance	Median gross rent	Compared with this place
Rock Falls	—	$754 (±$77)	—
Coloma Township	0.2 mi	$777 (±$84)	Not measurably different
Sterling	1.9 mi	$859 (±$50)	Higher
Sterling Township	2.9 mi	$865 (±$50)	Higher
Montmorency Township	4.5 mi	$1,125 (±$310)	Higher
Nelson Township	6.4 mi	$1,098 (±$113)	Higher
Harmon Township	7.4 mi	$931 (±$431)	Not measurably different
Palmyra Township	8.6 mi	$693 (±$116)	Not measurably different
Genesee Township	9.8 mi	$888 (±$196)	Not measurably different

Nearby places with a measurably higher figure: Sterling, IL ($859), Sterling Township, IL ($865), Montmorency Township, IL ($1,125).

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

Median gross rent across Whiteside County, place by place

Rank	Place	Median gross rent
10	Mount Pleasant Township	$822 (±$313)
11	Erie Township	$800 (±$179)
12	Prophetstown Township	$794 (±$108)
13	Coloma Township	$777 (±$84)
14	Erie	$767 (±$211)
15	Morrison	$760 (±$164)
16	Rock Falls	$754 (±$77)
17	Albany Township	$736 (±$175)
18	Prophetstown	$733 (±$87)
19	Albany	$724 (±$177)

Showing 10 of 19 places in Whiteside 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 Rock Falls

What is the average rent in Rock Falls, IL?

The Census Bureau publishes the median rather than the average: the median gross rent in Rock Falls is $754 (±$77) a month (2020–2024 American Community Survey), so half of renting households pay less and half pay more.

How much has rent gone up in Rock Falls?

In Rock Falls, the median gross rent went from $695 in 2015–2019 to $754 in 2020–2024 (+8.5%).

Prices (CPI-U) rose 22.7% over the same years; the change is not measurably different from the rise in prices.

How many rentals in Rock Falls cost more than $2,000 a month?

0.8% of rented homes in Rock Falls have a gross rent of $2,000 or more a month, and 22.5% cost less than $500.

Is rent in Rock Falls higher than in Whiteside County?

In Rock Falls, median gross rent is lower than in Whiteside County ($856).

It is also lower than in Illinois ($1,274).

It is lower than the national figure ($1,413).

Is this the rent for an apartment listed today?

No: these are rents households reported paying across 2020–2024, not asking rents for vacant homes, which usually run higher.

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 Rock Falls city, Illinois (place:64928, in state:17).

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

The 2015–2019 figures are B25064_001E, B25064_001M, DP04_0047PE, DP04_0047PM, DP04_0005E, DP04_0005M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP04_0134E, DP04_0134M, DP04_0126E, DP04_0126M, DP04_0127PE, DP04_0127PM, DP04_0128PE, DP04_0128PM, DP04_0129PE, DP04_0129PM, DP04_0130PE, DP04_0130PM, DP04_0131PE, DP04_0131PM, DP04_0132PE, DP04_0132PM, DP04_0133PE, DP04_0133PM

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.