| ZIP Codes: | 19 ZIP Codes (16 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Code: | 970 |
| Timezone: | Mountain (GMT -07:00) |
| Local Time: | 2:11:33 PM |
| Population: | 158,777 [See All] |
| FIPS: | 08077 |
| CBSA: | Grand Junction, CO |
| Land Area: | 4,159 sq mi |
| Water Area: | 12 sq mi |
| Coordinates: | 39.0879, -108.5231 |
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158,777 residents live across 19 ZIPs covering 4,159 sq mi, served by 13 distinct USPS-recognized cities.
Population moved from 147,586 to 158,777 from 2014 to 2024 — a +7.6% change. 12 ZIPs gained residents, 6 lost.
The county's wealthiest ZIP 81525 (Mack, $113,796 median) and poorest ZIP 81520 (Clifton, $50,283) are 29.1 miles apart — a 2.3× income gap across local geography.
Median home values vary 3.0× across this county — from $249,600 in 81520 (Clifton) to $761,200 in 81523 (Glade Park).
Density varies 3042× across the county — from 1 people/sq mi in 81630 (De Beque) to 2,687 in 81501 (Grand Junction).
Educational attainment ranges from 14.0% bachelor's+ in 81520 (Clifton) to 56.9% in 81507 (Grand Junction) — the breadth of educational profiles across the area.
Within Colorado, this is the #11 most populous of 65 counties and ranks #25 for median household income with the #26 fastest decade growth .
Weighted by population, the typical household earns about $76,879 across the county — reflecting what a typical resident sees, not a simple ZIP average.
32.3% of adults age 25+ hold a bachelor's degree or higher (36,379 of 112,682 reporting). The most-educated ZIPs cluster around Grand Junction.
16 Standard delivery, 3 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 81504 | Grand Junction | Standard | 32,376 | $70,958 | 26.1 | 9.3% |
| 81501 | Grand Junction | Standard | 24,011 | $53,666 | 8.9 | -2.4% |
| 81521 | Fruita | Standard | 16,613 | $88,458 | 147.7 | 12.0% |
| 81503 | Grand Junction | Standard | 16,558 | $75,053 | 22.4 | 13.0% |
| 81507 | Grand Junction | Standard | 15,947 | $107,528 | 138.8 | 0.6% |
| 81505 | Grand Junction | Standard | 13,279 | $90,830 | 90.7 | 48.9% |
| 81520 | Clifton | Standard | 12,892 | $50,283 | 20.6 | -3.7% |
| 81506 | Grand Junction | Standard | 11,412 | $78,651 | 10.3 | 4.6% |
| 81526 | Palisade | Standard | 5,559 | $87,500 | 64.3 | 2.1% |
| 81524 | Loma | Standard | 2,760 | $99,947 | 142.8 | 33.6% |
| 81624 | Collbran | Standard | 1,492 | $91,739 | 566.7 | 0.8% |
| 81527 | Whitewater | Standard | 1,462 | $76,815 | 727.4 | -23.1% |
| 81643 | Mesa | PO Box | 1,133 | $106,813 | 127.1 | 43.6% |
| 81525 | Mack | Standard | 1,127 | $113,796 | 159.4 | 10.5% |
| 81630 | De Beque | Standard | 1,058 | $64,875 | 1,197.7 | 42.6% |
| 81523 | Glade Park | Standard | 983 | $106,518 | 459.5 | -12.0% |
| 81646 | Molina | PO Box | 115 | $67,321 | 50.4 | -45.0% |
| 81522 | Gateway | Standard | 0 | — | 197.6 | -100.0% |
| 81502 | Grand Junction | PO Box | — | — | 0.0 | — |