ZIP Code · CO

ZIP 80504

Part of Longmont, CO

Pop. 63,451·Weld County·61st most expensive ZIP in Colorado

Median rent (all units)

$2,082/mo

Year-over-Year

+1.3%

Month-over-Month

+0.2%

vs US Median

+$150

Reported rents

Stable (Monthly)

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Most AffordableMost Expensive

ZIP 80504 · $2,082

More expensive than 65% of US ZIP codes · National median $1,932/mo

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Medians by bedroom

Rent by unit size

Studio

$1,520

1 BR

$1,680

2 BR

$2,050

3 BR

$2,790

4 BR+

$3,270

Research median

$2,050/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

Cheapest month to sign

January. Asking rents in ZIP 80504 usually run 1.1% below trend in January and 1.5% above it in August, about $54 a month apart at today's median. Based on 6 years of data.

Compared with the peak

Rent in ZIP 80504 is 0.3% below its high of $2,089 in February 2025, at $2,082 as of September 2026.

Past year vs. the rest of Colorado

Rent in ZIP 80504 changed +1.3% over the year to September 2026. Across the 155 Colorado ZIP codes Zillow tracks, the typical change was +1.3%.

Since before the pandemic

Rent in ZIP 80504 is 25.1% higher than in March 2020. Across the US, rent is up 37.3% over the same stretch.

Recent direction

Rent has risen 7 months in a row, and rose in 9 of the last 12 months.

What a typical income covers

30% of the median household income ($113,643) is $2,841 a month. That covers HUD's Fair Market Rent for up to a 3-bedroom ($2,790); a 4-bedroom is $3,270.

Rank in Longmont

3rd cheapest of 3 ZIP codes in Longmont.

Cheaper nearby

ZIP 80501, 4 miles away, rents for 14% less ($1,797/mo), about $3,400 a year in savings.

From Zillow's monthly rent index (ZORI) for ZIP 80504. The seasonal pattern compares Zillow’s seasonally adjusted and unadjusted series. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$24,984/yr

At $2,082/mo median

Location

CityLongmont

StateCO

CountyWeld 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 (+1.3% YoY, +0.2% MoM), not inventory.

Demographics

Who lives here

ZIP 80504 (Longmont, CO) is majority owner-occupied, has a median income above the national average, 44.7% of residents hold a bachelor's degree or higher.

Population

63,451

Median income

$113,643

Median age

39.5

Renters

20.9%

Age distribution

21.3%

22.2%

27.2%

13.2%

16.1%

Under 1821.3%

18–3422.2%

35–5427.2%

55–6413.2%

65+16.1%

Gender

49.9%

50.1%

Male49.9%

Female50.1%

Race & ethnicity

72%

24.1%

White72%

Black0.8%

Hispanic24.1%

Asian2.8%

Education (25+)

16.9%

31.9%

44.7%

No HS diploma6.5%

HS diploma16.9%

Some college31.9%

Bachelor's+44.7%

Housing tenure

79.1%

20.9%

Owner79.1%

Renter20.9%

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

2021 vs 2026

How ZIP 80504 in Longmont, CO has changed in 5 years

Rent

$1,731 → $2,082

up 20.3%

Income

$100,223 → $113,643

up 13.4%

Population

58,675 → 63,451

up 8.1%

Renter share

17.9% → 20.9%

+3.0 pts

Bachelor's+

41.7% → 44.7%

+3.0 pts

The median rent in ZIP 80504 in Longmont, CO stood at $1,731 in 2021 and currently runs about $2,082, reflecting a 20.3% increase over the period. Census figures show median household income at $113,643 today, compared with $100,223 five years earlier. That spread, with rent up faster than earnings, points to a tougher affordability environment than five years ago. The population has grown by 8.1% since 2021, moving from about 58,675 residents to roughly 63,451. Renters now make up 20.9% of households, compared with 17.9% five years ago. College-educated residents now make up 44.7% of adults here, versus 41.7% in 2021. The combined trend lines point to a market that has changed measurably from where it stood in early 2021.

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About renting in ZIP 80504

Last updated: October 17, 2026

ZIP code 80504 covers Longmont, CO. The median rent here is $2,082/mo as of October 2026. A 1-bedroom rents for a median of $1,680/mo. A 2-bedroom rents for a median of $2,050/mo.

At 22% of local median household income ($113,643/yr), ZIP 80504 ranks as affordable compared to the national benchmark of 30%. Rents have increased 1.3% over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 80504?

To keep rent at or below 30% of gross income, you would need to earn at least $83,000/year (about $40/hour full-time) to afford the median rent of $2,082/mo in ZIP 80504. The local median household income is $113,643/yr, so the typical household meets that bar.

Is rent going up or down in ZIP 80504?

Rent in ZIP 80504 has risen 1.3% over the past year as of September 2026. It sits 0.3% below its high of $2,089 in February 2025.

When is the cheapest time to rent in ZIP 80504?

Asking rents in ZIP 80504 are usually lowest in January, about 1.1% below their yearly trend, and highest in August, about 1.5% above it. At today's median that is a gap of roughly $54 a month. This pattern comes from 6 years of Zillow rent data.

How does ZIP 80504 compare to other ZIPs in Colorado?

ZIP 80504 is in the middle among Colorado ZIP codes for rent, ranking #61 of 168 at $2,082/mo. Over the year to September 2026, rent in ZIP 80504 changed +1.3%, against a typical +1.3% across the 155 Colorado ZIP codes Zillow tracks.