ZIP Code · IA

ZIP 51106

Part of Sioux City, IA

Pop. 28,592·Woodbury County·12th most expensive ZIP in Iowa

Median rent (all units)

$1,418/mo

Year-over-Year

Stable

Month-over-Month

+0.3%

vs US Median

-$514

Reported rents

Stable (Monthly)

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Most AffordableMost Expensive

ZIP 51106 · $1,418

More affordable than 79% of US ZIP codes · National median $1,932/mo

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Medians by bedroom

Rent by unit size

Studio

$840

1 BR

$980

2 BR

$1,220

3 BR

$1,460

4 BR+

$1,620

Research median

$1,220/mo

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

Rent trends

12-month history

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Last updated: October 17, 2026

From the history

What the numbers show

What a typical income covers

30% of the median household income ($78,434) is $1,961 a month. That covers HUD's Fair Market Rent for up to a 4-bedroom ($1,620).

From Zillow's monthly rent index (ZORI) for ZIP 51106. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$17,016/yr

At $1,418/mo median

Location

CitySioux City

StateIA

CountyWoodbury County

Rent Market Meter

Balanced Market

Renter's MarketBalancedLandlord's Market

Rents are roughly steady, with neither renters nor landlords holding a strong edge right now.

Based on rent-price momentum (+0.0% YoY, +0.3% MoM), not inventory.

Demographics

Who lives here

ZIP 51106 (Sioux City, IA) is majority owner-occupied, 28.6% of residents hold a bachelor's degree or higher.

Population

28,592

Median income

$78,434

Median age

36.4

Renters

29.8%

Age distribution

24.3%

24.6%

23.6%

16.5%

Under 1824.3%

18–3424.6%

35–5423.6%

55–6410.9%

65+16.5%

Gender

49.9%

50.1%

Male49.9%

Female50.1%

Race & ethnicity

78.2%

White78.2%

Black6.3%

Hispanic10.2%

Asian1.6%

Other3.7%

Education (25+)

31.5%

31.9%

28.6%

No HS diploma8%

HS diploma31.5%

Some college31.9%

Bachelor's+28.6%

Housing tenure

70.2%

29.8%

Owner70.2%

Renter29.8%

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

2021 vs 2026

How ZIP 51106 in Sioux City, IA has changed in 5 years

Income

$72,919 → $78,434

up 7.6%

Population

27,491 → 28,592

up 4.0%

Renter share

27% → 29.8%

+2.8 pts

Bachelor's+

27.2% → 28.6%

+1.4 pts

Median age

37.3 → 36.4

-0.9 yrs

Census figures show median household income at $78,434 today, compared with $72,919 five years earlier. The population has grown by 4.0% since 2021, moving from about 27,491 residents to roughly 28,592. Renters now make up 29.8% of households, compared with 27% five years ago.

Community

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Local insights

Tips for renters in ZIP 51106

About renting in ZIP 51106

Last updated: October 17, 2026

ZIP code 51106 covers Sioux City, IA. The median rent here is $1,418/mo as of October 2026. A 1-bedroom rents for a median of $980/mo. A 2-bedroom rents for a median of $1,220/mo.

At 22% of local median household income ($78,434/yr), ZIP 51106 ranks as affordable compared to the national benchmark of 30%. Rent prices have stayed steady over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 51106?

To keep rent at or below 30% of gross income, you would need to earn at least $57,000/year (about $27/hour full-time) to afford the median rent of $1,418/mo in ZIP 51106. The local median household income is $78,434/yr, so the typical household meets that bar.