Colby, KS ZIP Codes
One ZIP code serves Colby, Kansas: 67701. Together they are home to 6,134 residents in 2,477 households.
Colby city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 5,387 |
| Households | 2,131 |
| Median household income | $63,494 |
| Median home value | $163,000 |
| Median age | 32.3 |
| Median rent | $750 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 6,134 |
| Households (sum of ZIP codes) | 2,477 |
| Median household income, range across ZIP codes | $70,250 (67701) to $70,250 (67701) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $70,250 |
| Homeowners | 71.7% |
| Households with kids under 18 | 30.7% |
| Moved in the past year | 11.2% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Every ZIP code in Colby
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 67701 | Colby | 6,134 | 2,477 | $70,250 | $177,300 | 71.7% | 30.7% | 11.2% | — | — | 1% of its land; mailing city |
A ZIP code is listed for Colby when at least 10% of its land lies inside Colby city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Colby. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Colby.
Counties
- Thomas County — 6 ZIP codes
Price a mailing to Colby ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Colby, KS?
- 67701. A ZIP code is listed for Colby when at least 10% of its land lies inside Colby city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Colby.
- What is the population of Colby, KS?
- The Census Bureau counts 5,387 residents inside Colby city limits (ACS 2020–2024). The 1 ZIP code that serve Colby hold 6,134 residents in all.
- What is the median household income in Colby, KS?
- $63,494 inside Colby city limits, per the Census Bureau. Across its ZIP codes the medians run from $70,250 to $70,250.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.