ZIP 80303
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Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).
12-month history
Last updated: October 17, 2026
What the numbers show
September. Asking rents in ZIP 80303 usually run 1.1% below trend in September and 0.9% above it in May, about $47 a month apart at today's median. Based on 10 years of data.
Rent in ZIP 80303 is at its highest level since Zillow's records here began in May 2016.
Rent in ZIP 80303 changed +3.0% over the year to September 2026. Across the 155 Colorado ZIP codes Zillow tracks, the typical change was +1.3%.
From 2019 to 2024, rent in ZIP 80303 rose 31.3% while median household income rose 25.8% ($62,422 to $78,555). Rent outpaced income.
Rent in ZIP 80303 is 34.2% higher than in March 2020. Across the US, rent is up 37.3% over the same stretch.
Rent rose in 8 of the last 12 months.
30% of the median household income ($78,555) is $1,964 a month. That covers HUD's Fair Market Rent for up to a 1-bedroom ($1,940); a 2-bedroom is $2,300.
1st cheapest of 5 ZIP codes in Boulder.
ZIP 80021, 8 miles away, rents for 18% less ($1,919/mo), about $5,000 a year in savings.
From Zillow's monthly rent index (ZORI) for ZIP 80303. 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.
Who lives here
ZIP 80303 (Boulder, CO) is majority renter-occupied, skews toward younger working-age adults, 80.1% of residents hold a bachelor's degree or higher.
Source: U.S. Census Bureau · ACS 2024 5-Year Estimates
How ZIP 80303 in Boulder, CO has changed in 5 years
Across the past five years, the going rent in ZIP 80303 in Boulder, CO has shifted from $1,810 to $2,332, up 28.8% since 2021. Household income in the area moved from $69,722 to $78,555 across the same window, up 12.7% versus 2021. Because rent grew faster than wages over the same span, the affordability picture has tightened relative to 2021. The renter share has risen from 53.7% to 56.1%, with owner-occupied housing accounting for the remainder. Bachelor's-degree-or-higher attainment moved from 77.6% to 80.1% across the same window. Reading these numbers side by side helps frame whether current listings in ZIP 80303 in Boulder, CO look reasonable against where the market sat half a decade ago.
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Tips for renters in ZIP 80303
Last updated: October 17, 2026
ZIP code 80303 covers Boulder, CO. The median rent here is $2,332/mo as of October 2026. A 1-bedroom rents for a median of $1,940/mo. A 2-bedroom rents for a median of $2,300/mo.
At 36% of local median household income ($78,555/yr), ZIP 80303 ranks as moderate compared to the national benchmark of 30%. Rents have increased 3.0% over the past year.
Frequently asked questions
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How does ZIP 80303 compare to other ZIPs in Colorado?
How does ZIP 80303 compare to the rest of Boulder?
At $2,332/mo, rent takes ~36% of ZIP 80303's median household income ($78,555/yr). The standard benchmark is 30%.
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