Longmont, CO ZIP codes
1 ZIP codes lie mostly inside Longmont and 2 more cross into it. For each one: residents, median age, household income, home value, rent and homeownership, so you can see how different parts of the city compare.
ZIP codes mostly in Longmont
| ZIP | Share in city | Residents | Median age | Household income | Home value | Rent | Homeowners |
|---|---|---|---|---|---|---|---|
| 80501 | 84% | 44,147 | 38.4 | $80,911 | $488,800 | $1,662 | 59% |
ZIP codes partly in Longmont
| ZIP | Share in city | Residents | Median age | Household income | Home value | Rent | Homeowners |
|---|---|---|---|---|---|---|---|
| 80503 | 9% | 35,846 | 44.8 | $113,620 | $755,500 | $1,872 | 66% |
| 80504 | 11% | 63,451 | 39.5 | $113,643 | $591,700 | $1,996 | 79% |
"Share in city" is the part of each ZIP code's land area inside Longmont city limits. Figures describe the whole ZIP code. Sources: Census Bureau 2020 ZIP Code Tabulation Areas (which closely follow USPS ZIP codes) and ACS 2020-2024 5-year estimates. Small ZIP codes have wide margins of error; "n/a" means the Census Bureau did not publish a value. Click a column to sort.
Frequently asked questions
How many ZIP codes are in Longmont?
1 ZIP codes lie mostly inside Longmont, and 2 more are partly in the city, by the Census Bureau's 2020 ZIP Code Tabulation Areas. PO box and single-building ZIP codes have no residents and are not listed.
Which Longmont ZIP code has the highest income?
80501 has the highest median household income, $80,911, and 80501 the lowest, $80,911 (ACS 2020-2024, ZIP codes with 1,000+ residents).
Where is rent cheapest in Longmont?
By ZIP code, median gross rent is lowest in 80501 ($1,662 a month) and highest in 80501 ($1,662).
Compare the whole city with others on the Longmont profile, or see Longmont population by year.