Milliken, CO ZIP Codes
3 ZIP codes serve Milliken, Colorado: 80534, 80543 and 80651. Together they are home to 35,113 residents in 12,601 households. That is more than the 8,871 people counted inside Milliken town limits, because these ZIP codes reach past its boundary. Median household income ranges from $81,586 in 80651 to $129,024 in 80534.
Milliken town limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 8,871 |
| Households | 3,192 |
| Median household income | $107,500 |
| Median home value | $406,700 |
| Median age | 32.4 |
| Median rent | $2,102 |
All 3 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 35,113 |
| Households (sum of ZIP codes) | 12,601 |
| Median household income, range across ZIP codes | $81,586 (80651) to $129,024 (80534) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $115,834 |
| Homeowners | 83.4% |
| Households with kids under 18 | 39.9% |
| Moved in the past year | 11.9% |
| Carrier routes in EDDM2GO's route library | 18 routes, 14,829 homes (3 of 3 ZIP codes) |
Top facts
- Highest median household income in Milliken: 80534 ($129,024)
- Most residents: 80534 (20,502 people)
- Highest homeownership: 80543 (92.5% own their home)
- Most households with kids: 80543 (48.7% of households)
- Most new movers: 80534 (13.4% moved in last year)
- Youngest median age: 80543 (32.0 years)
- Highest median home value: 80534 ($553,300)
Every ZIP code in Milliken
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 80534 | Johnstown | 20,502 | 7,457 | $129,024 | $553,300 | 78.6% | 38.6% | 13.4% | 11 | 10,472 | 4% of its land |
| 80543 | Milliken | 9,774 | 3,385 | $104,574 | $415,700 | 92.5% | 48.7% | 10.8% | 4 | 3,131 | 28% of its land; mailing city |
| 80651 | Platteville | 4,837 | 1,759 | $81,586 | $474,700 | 85.9% | 28.3% | 7.7% | 3 | 1,655 | 2% of its land |
A ZIP code is listed for Milliken when at least 10% of its land lies inside Milliken town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Milliken. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Milliken.
Counties
- Weld County — 39 ZIP codes
Nearby cities sharing these ZIP codes
Price a mailing to Milliken ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Milliken, CO?
- 80534, 80543 and 80651. A ZIP code is listed for Milliken when at least 10% of its land lies inside Milliken town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Milliken.
- What is the population of Milliken, CO?
- The Census Bureau counts 8,871 residents inside Milliken town limits (ACS 2020–2024). The 3 ZIP codes that serve Milliken hold 35,113 residents in all.
- What is the median household income in Milliken, CO?
- $107,500 inside Milliken town limits, per the Census Bureau. Across its ZIP codes the medians run from $81,586 to $129,024.
- Which Milliken ZIP code has the highest median household income?
- 80534, at $129,024, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Milliken, CO?
- For the 3 of 3 ZIP codes in EDDM2GO's stored route library: 18 carrier routes reaching 14,829 residential and 424 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.