ZIP Code 80646 in Lucerne, CO

Data Last Updated: February 1, 2026
City:Lucerne, Colorado
County:Weld County
Timezone:Mountain (GMT -07:00)
Local Time:9:01:24 AM
Population:6 [See All]
Area Code:970
Classification:PO Box
Coordinates:40.4819, -104.6995
Land Area:0.084 sq mi
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80646 - Lucerne, CO

ZIP Code 80646, Lucerne

Border Hub
LocationWeld County, CO
Area0.8 sq mi
Population6
Households1
PO Boxes63 Regional Hub (6300%)
Median Age16.5 years (Young)
ZIP CreatedBefore Oct 2004
Key Facts
  • The post office maintains 63 PO Boxes while the town itself has only 6 residents and 1 occupied household, indicating extensive regional service to surrounding rural areas.
  • Lucerne is a PO Box only zone, meaning residents have no alternative mail delivery option and must use post office boxes.
  • County Road 39 accounts for the most delivery records (5), followed by US Highway 392 (4 records), reflecting the area's agricultural road network.
  • The ZIP code has 28 businesses registered despite minimal residential population, suggesting these are farms, ranches, and agricultural operations using Lucerne addresses.
  • With a PO Box adoption rate of 63.0, this facility serves approximately 63 times more boxes than local occupied housing units.
  • The town covers just 0.82 square miles but serves as the postal hub for a much larger farming region in Weld County.

The Rural Service Area

The surrounding area runs on county roads and rural routes rather than city streets. County Road 39 and US Highway 392 handle most of the traffic, connecting farms and ranches that can't receive carrier delivery at their properties. Residents from unincorporated areas without their own post offices claim Lucerne addresses even though they might live several miles away. The 63 boxes represent households spread across 0.82 square miles of actual town boundaries plus the surrounding agricultural district.

Railroad Heritage and Modern Function

This pattern is common in Colorado's eastern plains, where towns that thrived during railroad days now serve primarily as postal hubs. Lucerne sits along US Highway 85, the old north-south route that linked Denver to Cheyenne before Interstate 25 drew traffic west. Small communities like this kept their post offices while losing other services, making the PO Box facility the main reason the town name persists on maps.

Town Layout and Street Delivery

The town itself shows minimal residential development with just 8 distinct street names in postal records. Main Street, Elm Street, Maple Street, and Railroad Avenue suggest the standard layout of a plains railroad town. Lincoln Avenue and a few others fill out the grid. Most postal activity involves the PO boxes rather than the handful of street addresses, which include the post office building itself and perhaps a business or two that use Lucerne as their mailing address.

Mail Delivery System

With 1 city carrier route and 1 rural carrier route serving the area, delivery combines traditional rural route service for some properties with mandatory PO Box use for others. The 28 businesses counted in the ZIP likely include farms, equipment dealers, and agricultural service companies using Lucerne for their official address while operating across a much wider geographic area.

Street Name Patterns

Agricultural Roads Highway Corridor Railroad Heritage

The street pattern reveals an agricultural service area where county roads and highways dominate over town streets. County Road 39 and US Highway 392 carry the most postal activity, connecting farms and ranches across the region. The handful of traditional street names like Main Street, Railroad Avenue, and tree-named streets (Elm, Maple) mark the small town core that serves as the regional postal hub.

Nearby Areas

Morningside Observatory Village Fossil Lake Woodland Park Homestead
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Population & Demographics


ZIP Code 80646 has 6 residents and 1 households (average 6.00 persons per household). The median age is 16.5 years, significantly younger than the state (37.2) and significantly younger than the nation (38.8). The gender split is 16.7% male and 83.3% female, which is much lower than the state male share (50.2%), making this a female-majority area. Largest groups are Hispanic or Latino (66.7%) and Other / Two or More Races (33.3%, much higher than the state average of 8.0% and well above the national average of 8.4%); Hispanic or Latino residents make up 66.7%, which is much higher than the national average (18.7%), and Other / Two or More Races share is much higher than both the state (8.0%) and national averages (8.4%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:6Source: Census DHC
2024 ACS Population Estimate:0Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:71.4 people per sq mile
Average Income:$0Source: Census ACS
Households:1Source: Census DHC
Average House Value:$666,666,666Source: Census ACS
Persons Per Household:6.00Source: Census DHC
Average Family Size:6.00Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--00000000000000
Decennial Census0------------------6--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 16.5

Male Median Age: 0.5

Female Median Age: 16.8

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male100000000000000000
Female100200001001000000
Total200200001001000000
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:114.29%
Black:00%
Hispanic:*457.14%
Asian:00%
American Indian:00%
Hawaiian:00%
Other:228.57%
Total:7100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:116.67%0.5 years
Females:583.33%16.8 years
Total:6100%16.5 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:00%
Native, born in PR, Island Areas, or abroad:00%
Foreign born, naturalized U.S. citizen:00%
Foreign born, not a U.S. citizen:00%
Total Population:0100%
Total Native Population:00%
Total Foreign-born Population:00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Business & Employment Statistics


ZIP Code 80646 supports both business and residential activity. According to the Business Census (2024), there are 15 business establishments, employing about 191 people with an annual payroll of $32,784,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:940Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:15Source: CBP
1st Quarter Payroll:$5,778,000Source: CBP
Annual Payroll:$32,784,000Source: CBP
# of Employees:191Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 80646 is located in Weld County, Colorado, within the Greeley, CO Metropolitan Statistical Area (CBSA 24540) and Colorado's 8th Congressional District. This Metro area has a population of 252,825 people, about 0.00% of whom live in ZIP Code 80646. It covers 0.084 sq mi of land and a water area of 0 sq mi.

CBSA Name:Greeley, COSource: Census
CBSA Number:24540Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:252,825Source: Census
MSA:Denver-Boulder-Greeley, CO CMSASource: Census
Land Area:0.084 sq miSource: Census
Water Area:--Source: Census
Congressional District:08Source: USPS
Congressional Land Area:0 sq miSource: Census
PMSA:Greeley, CO PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:--Source: Census
Place Name:--Source: Census

Adjacent & Nearby ZIP Codes


80648 | | 80645

Schools in ZIP Code 80646


We could not locate which school district 80646 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Platte Valley Youth Services Center 2200 O Street
Greeley, CO 80631
District: UnknownNearby
Platte Valley Youth Services Center 2200 West O Street
Greeley, CO 80631
District: Greeley School District 6Nearby
Benjamin Eaton Elementary School 100 South Mountain View Drive
Eaton, CO 80615
District: Weld County School District No. RE-2Nearby
Eaton Middle School 601 1st Street
Eaton, CO 80615
District: Weld County School District No. RE-2Nearby
Eaton Elementary School 225 Juniper Avenue
Eaton, CO 80615
District: Weld County School District No. RE-2Nearby
Northern Colorado Christian Academy 1561 Benjamin Dr
Eaton, CO 80615
District: Private SchoolNearby
St Mary Catholic School 2351 22nd Ave
Greeley, CO 80631
District: Private SchoolNearby
Dayspring Christian Academy 3734 W 20th St
Greeley, CO 80634
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 80646


Academy Of Natural Therapy Inc 625 8th Ave
Greeley, CO 80631-9441
Type: Post Secondary
University Of Northern Colorado Carter Hall - Rm 4000
Greeley, CO 80639
Type: Post Secondary
Aims Community College 5401 W. 20th St.
Greeley, CO 80634
Type: Post Secondary
Cheeks Beauty Academy 5010 Granite Street
Loveland, CO 80538
Type: Post Secondary
Ibmc College 3842 South Mason Street
Fort Collins, CO 80525
Type: Post Secondary
Tuana European Beauty Academy 826 S College Ave
Fort Collins, CO 80524
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov