ZIP Code · IL

ZIP 61866

Part of Rantoul, IL

Pop. 13,470·Champaign County·222nd most expensive ZIP in Illinois

Median rent (all units)

$921/mo

Year-over-Year

+3.6%

Month-over-Month

-0.3%

vs US Median

-$1,011

Reported rents

Stable (Monthly)

Be the first to discuss 61866 rents ↓

Most AffordableMost Expensive

ZIP 61866 · $921

More affordable than 99% of US ZIP codes · National median $1,932/mo

Rent check

Is your rent fair?

Compare your rent to the local median.

Medians by bedroom

Rent by unit size

Studio

$850

1 BR

$850

2 BR

$1,010

3 BR

$1,290

4 BR+

$1,340

Research median

$1,010/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

Loading…

Last updated: October 17, 2026

From the history

What the numbers show

Past year vs. the rest of Illinois

Rent in ZIP 61866 changed +3.6% over the year to September 2026. Across the 172 Illinois ZIP codes Zillow tracks, the typical change was +4.7%.

Recent direction

Rent rose in 9 of the last 12 months.

What a typical income covers

30% of the median household income ($50,686) is $1,267 a month. That covers HUD's Fair Market Rent for up to a 2-bedroom ($1,010); a 3-bedroom is $1,290.

From Zillow's monthly rent index (ZORI) for ZIP 61866. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$11,052/yr

At $921/mo median

Location

CityRantoul

StateIL

CountyChampaign County

Rent Market Meter

Landlord's Market

Renter's MarketBalancedLandlord's Market

Rents are climbing (3.6% YoY), so leverage tilts toward landlords. Act sooner rather than later.

Based on rent-price momentum (+3.6% YoY, -0.3% MoM), not inventory.

Demographics

Who lives here

ZIP 61866 (Rantoul, IL) is majority owner-occupied, has a median income below the national average, 12.7% of residents hold a bachelor's degree or higher.

Population

13,470

Median income

$50,686

Median age

36.9

Renters

42.9%

Age distribution

24.9%

20.5%

24.6%

14.7%

15.3%

Under 1824.9%

18–3420.5%

35–5424.6%

55–6414.7%

65+15.3%

Gender

47%

53%

Male47%

Female53%

Race & ethnicity

55.3%

16.9%

19.1%

White55.3%

Black16.9%

Hispanic19.1%

Asian1%

Other7.8%

Education (25+)

44.2%

36.3%

12.7%

No HS diploma6.8%

HS diploma44.2%

Some college36.3%

Bachelor's+12.7%

Housing tenure

57.1%

42.9%

Owner57.1%

Renter42.9%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How ZIP 61866 in Rantoul, IL has changed in 5 years

Income

$45,445 → $50,686

up 11.5%

Population

13,631 → 13,470

down 1.2%

Renter share

47.3% → 42.9%

-4.4 pts

Bachelor's+

16.5% → 12.7%

-3.8 pts

Median age

35.4 → 36.9

+1.5 yrs

Local incomes tracked alongside that move, going from a median of $45,445 in 2021 to $50,686 more recently. The population has contracted by 1.2% since 2021, moving from about 13,631 residents to roughly 13,470. Renters now make up 42.9% of households, compared with 47.3% five years ago. College-educated residents now make up 12.7% of adults here, versus 16.5% in 2021.

Community

Discussions about ZIP 61866

No discussions yet. Start the conversation.

Local insights

Tips for renters in ZIP 61866

About renting in ZIP 61866

Last updated: October 17, 2026

ZIP code 61866 covers Rantoul, IL. The median rent here is $921/mo as of October 2026. A 1-bedroom rents for a median of $850/mo. A 2-bedroom rents for a median of $1,010/mo.

At 22% of local median household income ($50,686/yr), ZIP 61866 ranks as affordable compared to the national benchmark of 30%. Rents have increased 3.6% over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 61866?

To keep rent at or below 30% of gross income, you would need to earn at least $37,000/year (about $18/hour full-time) to afford the median rent of $921/mo in ZIP 61866. The local median household income is $50,686/yr, so the typical household meets that bar.

Is rent going up or down in ZIP 61866?

Rent in ZIP 61866 has risen 3.6% over the past year.

How does ZIP 61866 compare to other ZIPs in Illinois?

ZIP 61866 is one of the more affordable among Illinois ZIP codes for rent, ranking #222 of 227 at $921/mo. Over the year to September 2026, rent in ZIP 61866 changed +3.6%, against a typical +4.7% across the 172 Illinois ZIP codes Zillow tracks.