| ZIP Codes: | 25 ZIP Codes (17 Standard, 6 PO Box, 2 Unique) [See All] |
| Area Codes: | 303 / 720 / 748 / 970 / 983 |
| Timezone: | Mountain (GMT -07:00) |
| Local Time: | 11:52:51 PM |
| Population: | 20,206 [See All] |
| FIPS: | 08069 |
| CBSA: | Fort Collins-Loveland, CO |
| Land Area: | 2,422 sq mi |
| Water Area: | 39 sq mi |
| Coordinates: | 41.1831, -105.8825 |
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356,813 residents live across 25 ZIPs covering 2,422 sq mi, served by 14 distinct USPS-recognized cities.
Population moved from 306,902 to 356,813 from 2014 to 2024 — a +16.3% change. 14 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 80547 (Timnath, $180,492 median) and poorest ZIP 80521 (Fort Collins, $58,082) are 8.7 miles apart — a 3.1× income gap across local geography.
Median home values vary 1.6× across this county — from $475,900 in 80549 (Wellington) to $742,300 in 80547 (Timnath).
Density varies 688× across the county — from 4 people/sq mi in 80512 (Bellvue) to 2,643 in 80521 (Fort Collins).
Educational attainment ranges from 38.6% bachelor's+ in 80537 (Loveland) to 75.4% in 80547 (Timnath) — the breadth of educational profiles across the area.
Within Colorado, this is the #10 most populous of 28 counties and ranks #11 for median household income .
Weighted by population, the typical household earns about $93,214 across the county — reflecting what a typical resident sees, not a simple ZIP average.
52.5% of adults age 25+ hold a bachelor's degree or higher (125,830 of 239,574 reporting). The most-educated ZIPs cluster around Fort Collins.
17 Standard delivery, 6 PO Box only, 2 single-entity Unique ZIPs serve this county.
4 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
Median household income spans 3.1× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 80525 | Fort Collins | Standard | 54,211 | $91,636 | 25.5 | 10.1% |
| 80538 | Loveland | Standard | 50,110 | $86,671 | 117.1 | 9.8% |
| 80537 | Loveland | Standard | 44,425 | $86,325 | 118.6 | 10.3% |
| 80526 | Fort Collins | Standard | 44,326 | $88,686 | 32.9 | -2.6% |
| 80524 | Fort Collins | Standard | 40,030 | $85,035 | 137.0 | 24.8% |
| 80521 | Fort Collins | Standard | 38,776 | $58,082 | 14.7 | 8.6% |
| 80528 | Fort Collins | Standard | 24,960 | $130,350 | 18.2 | 34.4% |
| 80513 | Berthoud | Standard | 18,271 | $126,726 | 74.3 | 71.4% |
| 80549 | Wellington | Standard | 14,325 | $107,614 | 167.4 | 50.2% |
| 80517 | Estes Park | Standard | 9,657 | $95,404 | 301.8 | 5.7% |
| 80547 | Timnath | Standard | 8,821 | $180,492 | 6.9 | 621.3% |
| 80536 | Livermore | Standard | 2,383 | $117,500 | 399.0 | 17.4% |
| 80512 | Bellvue | Standard | 1,903 | $97,837 | 495.6 | -3.0% |
| 80535 | Laporte | Standard | 1,896 | $110,945 | 53.7 | -36.0% |
| 80545 | Red Feather Lakes | Standard | 937 | $93,207 | 313.6 | 46.9% |
| 80515 | Drake | Standard | 934 | $66,615 | 42.6 | -11.8% |
| 80510 | Allenspark | Standard | 663 | $101,250 | 68.4 | 18.4% |
| 80532 | Glen Haven | PO Box | 185 | $53,295 | 32.4 | 85.0% |
| 80541 | Masonville | PO Box | — | — | 0.0 | — |
| 80539 | Loveland | PO Box | — | — | 0.0 | — |
| 80511 | Estes Park | PO Box | — | — | 2.0 | — |
| 80553 | Fort Collins | Unique | — | — | 0.0 | — |
| 80527 | Fort Collins | PO Box | — | — | 0.0 | — |
| 80523 | Fort Collins | Unique | — | — | 0.0 | — |
| 80522 | Fort Collins | PO Box | — | — | 0.0 | — |