LONGMONT, CO ZIP Code
| City | LONGMONT |
| State | Colorado |
| ZIP Codes count | 4 (see all) |
| Post offices count | 1 (see all) |
| Total population | 93,244 (see all) |
ZIP Codes in LONGMONT, Colorado
The ZIP Codes in LONGMONT, Colorado fall within the range from 80501 to 80504. LONGMONT is covered by 4 ZIP Codes: 3 Standard and 1 PO Box. Below is the complete list:
80501, 80502, 80503, 80504
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.
List of LONGMONT, CO ZIP Codes
| ZIP | TYPE | POPU |
|---|---|---|
| 80501 | STANDARD | 43,615 |
| 80502 | PO BOX | – |
| 80503 | STANDARD | 36,894 |
| 80504 | STANDARD | 58,675 |
Post offices
LONGMONT — Post Office™ 201 COFFMAN ST LONGMONT, CO 80501-9998 |
Envelope example
On the bottom center of the envelope, write the address you want your letter delivered to. Include the following on separate lines:
- Recipient's full name
- Full street address
- City, State, and ZIP Code
Using the same format, write the return address in the top left corner.
Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.

The recipient address information is provided for your reference.
Address example
1964 CHADWYCK CT
LONGMONT CO 80504-2325
LONGMONT CO 80504-2325
3406 FEATHER REED AVE
LONGMONT CO 80503-7581
LONGMONT CO 80503-7581
1509 LIBERTY CT
LONGMONT CO 80504-2845
LONGMONT CO 80504-2845
8433 N 81ST ST
LONGMONT CO 80503-8750
LONGMONT CO 80503-8750
10487 RAMUDA DR
LONGMONT CO 80504-8208
LONGMONT CO 80504-8208
1862 SUNSHINE AVE
LONGMONT CO 80504-2229
LONGMONT CO 80504-2229
Map
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Census data for LONGMONT, CO
Demographic and housing estimates in LONGMONT, CO
| Total population | 93,244 |
| Male | 45,192 |
| Female | 48,052 |
| Total population | 93,244 |
| Under 5 years | 5,469 |
| 5 to 9 years | 6,571 |
| 10 to 14 years | 6,780 |
| 15 to 19 years | 6,308 |
| 20 to 24 years | 5,788 |
| 25 to 34 years | 11,659 |
| 35 to 44 years | 13,004 |
| 45 to 54 years | 12,811 |
| 55 to 59 years | 5,940 |
| 60 to 64 years | 5,573 |
| 65 to 74 years | 7,883 |
| 75 to 84 years | 3,669 |
| 85 years and over | 1,789 |
| Median age (years) | 37.7 |
| Under 18 years | 22,785 |
| 16 years and over | 73,070 |
| 18 years and over | 70,459 |
| 21 years and over | 67,043 |
| 62 years and over | 16,395 |
| 65 years and over | 13,341 |
| Total population | 93,244 |
| One race | 90,524 |
| White | 82,107 |
| Black or African American | 891 |
| American Indian and Alaska Native | 1,051 |
| Asian | 3,121 |
| Native Hawaiian and Other Pacific Islander | 43 |
| Some other race | 3,311 |
| Two or more races | 2,720 |
| Citizen, VOTING AGE 18 and over population | 64,313 |
| Male Citizen, VOTING AGE 18 and over population | 31,217 |
| Female Citizen, VOTING AGE 18 and over population | 33,096 |
Social characteristics in LONGMONT, CO
| Total households | 35,622 |
| Family households (families) | 23,275 |
| Married-couple family | 17,253 |
| Male householder, no wife present, family | 1,762 |
| Female householder, no husband present, family | 4,260 |
| Nonfamily households | 12,347 |
| Average household size | 2.60 |
| Average family size | 3.19 |
Economic characteristics in LONGMONT, CO
| Total households | 35,622 |
| Less than $10,000 | 1,578 |
| $10,000 to $14,999 | 1,191 |
| $15,000 to $24,999 | 2,500 |
| $25,000 to $34,999 | 3,035 |
| $35,000 to $49,999 | 4,874 |
| $50,000 to $74,999 | 6,274 |
| $75,000 to $99,999 | 4,810 |
| $100,000 to $149,999 | 6,273 |
| $150,000 to $199,999 | 2,673 |
| $200,000 or more | 2,414 |
| Median household income (dollars) | 69,857 |
Housing characteristics in LONGMONT, CO
| Total housing units | 37,291 |
| Occupied housing units | 35,622 |
| Vacant housing units | 1,669 |
| Total housing units | 37,291 |
| 1-unit, detached | 22,839 |
| 1-unit, attached | 2,931 |
| 2 units | 820 |
| 3 or 4 units | 1,588 |
| 5 to 9 units | 2,657 |
| 10 to 19 units | 2,491 |
| 20 or more units | 2,997 |
| Mobile home | 945 |
| Boat, RV, van, etc. | 23 |
| Total housing units | 37,291 |
| Built 2014 or later | 813 |
| Built 2010 to 2013 | 986 |
| Built 2000 to 2009 | 7,125 |
| Built 1990 to 1999 | 7,171 |
| Built 1980 to 1989 | 5,394 |
| Built 1970 to 1979 | 7,896 |
| Built 1960 to 1969 | 3,882 |
| Built 1950 to 1959 | 1,222 |
| Built 1940 to 1949 | 475 |
| Built 1939 or earlier | 2,327 |
| Total housing units | 37,291 |
| 1 room | 797 |
| 2 rooms | 1,419 |
| 3 rooms | 2,806 |
| 4 rooms | 5,861 |
| 5 rooms | 5,778 |
| 6 rooms | 6,223 |
| 7 rooms | 4,770 |
| 8 rooms | 3,785 |
| 9 rooms or more | 5,852 |
| Median rooms | 5.8 |
| Total housing units | 37,291 |
| No bedroom | 987 |
| 1 bedroom | 3,541 |
| 2 bedrooms | 10,118 |
| 3 bedrooms | 12,583 |
| 4 bedrooms | 7,520 |
| 5 or more bedrooms | 2,542 |
| Occupied housing units | 35,622 |
| Owner-occupied | 21,722 |
| Renter-occupied | 13,900 |
| Average household size of owner-occupied unit | 2.64 |
| Average household size of renter-occupied unit | 2.54 |
| Occupied housing units | 35,622 |
| Moved in 2017 or later | 2,012 |
| Moved in 2015 to 2016 | 4,802 |
| Moved in 2010 to 2014 | 11,413 |
| Moved in 2000 to 2009 | 10,904 |
| Moved in 1990 to 1999 | 4,261 |
| Moved in 1989 and earlier | 2,230 |
| Owner-occupied units | 21,722 |
| Less than $50,000 | 679 |
| $50,000 to $99,999 | 120 |
| $100,000 to $149,999 | 448 |
| $150,000 to $199,999 | 1,699 |
| $200,000 to $299,999 | 6,252 |
| $300,000 to $499,999 | 9,936 |
| $500,000 to $999,999 | 2,405 |
| $1,000,000 or more | 183 |
| Median (dollars) | 327,200 |
| Owner-occupied units | 21,722 |
| Housing units with a mortgage | 15,855 |
| Housing units without a mortgage | 5,867 |
| Occupied units paying rent | 13,612 |
| Less than $500 | 847 |
| $500 to $999 | 3,162 |
| $1,000 to $1,499 | 5,636 |
| $1,500 to $1,999 | 2,853 |
| $2,000 to $2,499 | 764 |
| $2,500 to $2,999 | 179 |
| $3,000 or more | 171 |
| Median (dollars) | 1,233 |
| No rent paid | 288 |
Data is based on 2018 Census
ZIP Codes for other locations
State for LONGMONT
Colorado ZIP CodesOther cities in Colorado