ZIP Code · IA

ZIP 50158

Part of Marshalltown, IA

Pop. 31,396·Marshall County·42nd most expensive ZIP in Iowa

Median rent (all units)

$1,024/mo

Year-over-Year

+10.5%

Month-over-Month

+0.8%

vs US Median

-$908

Reported rents

Rising (Monthly)

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Most AffordableMost Expensive

ZIP 50158 · $1,024

More affordable than 97% of US ZIP codes · National median $1,932/mo

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Compare your rent to the local median.

Medians by bedroom

Rent by unit size

Studio

$710

1 BR

$730

2 BR

$960

3 BR

$1,270

4 BR+

$1,270

Research median

$960/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: September 25, 2026

From the history

What the numbers show

Past year vs. the rest of Iowa

Rent in ZIP 50158 changed +10.5% over the year to August 2026. Across the 47 Iowa ZIP codes Zillow tracks, the typical change was +4.1%.

What a typical income covers

30% of the median household income ($70,367) is $1,759 a month. That covers HUD's Fair Market Rent for up to a 4-bedroom ($1,270).

From Zillow's monthly rent index (ZORI) for ZIP 50158. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$12,288/yr

At $1,024/mo median

Location

CityMarshalltown

StateIA

CountyMarshall County

Rent Market Meter

Strong Landlord's Market

Renter's MarketBalancedLandlord's Market

Rents are up 10.5% year-over-year. Expect competition, and move quickly to lock in terms.

Based on rent-price momentum (+10.5% YoY, +0.8% MoM), not inventory.

Demographics

Who lives here

ZIP 50158 (Marshalltown, IA) is majority owner-occupied, has a large share of families with children, 21.3% of residents hold a bachelor's degree or higher.

Population

31,396

Median income

$70,367

Median age

37.2

Renters

28.4%

Age distribution

26.1%

21%

22.8%

12.5%

17.6%

Under 1826.1%

18–3421%

35–5422.8%

55–6412.5%

65+17.6%

Gender

50.9%

49.1%

Male50.9%

Female49.1%

Race & ethnicity

64.5%

30.6%

White64.5%

Black2.6%

Hispanic30.6%

Asian4.5%

Education (25+)

16%

31.9%

30.7%

21.3%

No HS diploma16%

HS diploma31.9%

Some college30.7%

Bachelor's+21.3%

Housing tenure

71.6%

28.4%

Owner71.6%

Renter28.4%

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

2021 vs 2026

How ZIP 50158 in Marshalltown, IA has changed in 5 years

Income

$61,628 → $70,367

up 14.2%

Population

31,241 → 31,396

up 0.5%

Renter share

31.4% → 28.4%

-3.0 pts

Bachelor's+

20.5% → 21.3%

+0.8 pts

Median household income grew from $61,628 to $70,367 between 2021 and 2024, a 14.2% shift. About 28.4% of households rent today, against 31.4% in 2021.

Community

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Local insights

Tips for renters in ZIP 50158

About renting in ZIP 50158

Last updated: September 25, 2026

ZIP code 50158 covers Marshalltown, IA. The median rent here is $1,024/mo as of September 2026. A 1-bedroom rents for a median of $730/mo. A 2-bedroom rents for a median of $960/mo.

At 17% of local median household income ($70,367/yr), ZIP 50158 ranks as affordable compared to the national benchmark of 30%. Rents have increased 10.5% over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 50158?

To keep rent at or below 30% of gross income, you would need to earn at least $41,000/year (about $20/hour full-time) to afford the median rent of $1,024/mo in ZIP 50158. The local median household income is $70,367/yr, so the typical household meets that bar.

Is rent going up or down in ZIP 50158?

Rent in ZIP 50158 has risen 10.5% over the past year.

How does ZIP 50158 compare to other ZIPs in Iowa?

ZIP 50158 is one of the more affordable among Iowa ZIP codes for rent, ranking #42 of 56 at $1,024/mo. Over the year to August 2026, rent in ZIP 50158 changed +10.5%, against a typical +4.1% across the 47 Iowa ZIP codes Zillow tracks.