| ZIP Codes: | 27 ZIP Codes (23 Standard, 4 PO Box, 0 Unique) [See All] |
| Area Codes: | 385 / 801 |
| Timezone: | Mountain (GMT -07:00) |
| Local Time: | 2:14:06 PM |
| Population: | 701,070 [See All] |
| FIPS: | 49049 |
| CBSA: | Provo-Orem-Lehi, UT |
| Land Area: | 1,437 sq mi |
| Water Area: | 1 sq mi |
| Coordinates: | 40.2335, -111.7545 |
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701,070 residents live across 27 ZIPs covering 1,437 sq mi, served by 19 distinct USPS-recognized cities.
Population moved from 537,874 to 681,114 from 2014 to 2024 — a +26.6% change. 17 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 84004 (Alpine, $170,500 median) and poorest ZIP 84606 (Provo, $52,811) are 18.3 miles apart — a 3.2× income gap across local geography.
Median home values vary 2.4× across this county — from $403,500 in 84601 (Provo) to $980,300 in 84004 (Alpine).
Density varies 36× across the county — from 163 people/sq mi in 84663 (Springville) to 5,960 in 84057 (Orem).
Educational attainment ranges from 28.9% bachelor's+ in 84655 (Santaquin) to 56.5% in 84604 (Provo) — the breadth of educational profiles across the area.
Within Utah, this is the #2 most populous of 29 counties and ranks #5 for median household income with the #5 fastest decade growth .
On the national stage, Utah County is the #97 most populous US county , and #56 for decade growth .
Weighted by population, the typical household earns about $103,026 across the county — reflecting what a typical resident sees, not a simple ZIP average.
44.3% of adults age 25+ hold a bachelor's degree or higher (160,166 of 361,650 reporting).
23 Standard delivery, 4 PO Box only, 0 single-entity Unique ZIPs serve this county.
Median household income spans 3.2× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
Utah County grew 30.3% over the past decade — concentrated in 5 high-growth ZIPs:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 84043 | Lehi | Standard | 88,390 | $129,852 | 17.5 | 65.0% |
| 84003 | American Fork | Standard | 57,430 | $120,330 | 23.0 | 28.6% |
| 84005 | Eagle Mountain | Standard | 52,530 | $113,437 | 75.8 | 124.2% |
| 84660 | Spanish Fork | Standard | 48,583 | $104,355 | 193.7 | 22.9% |
| 84062 | Pleasant Grove | Standard | 47,813 | $105,649 | 19.0 | 7.0% |
| 84045 | Saratoga Springs | Standard | 45,429 | $130,331 | 74.1 | 126.4% |
| 84604 | Provo | Standard | 44,707 | $75,571 | 158.7 | -4.7% |
| 84057 | Orem | Standard | 36,881 | $82,780 | 6.2 | -2.9% |
| 84663 | Springville | Standard | 36,207 | $90,252 | 221.6 | 16.1% |
| 84606 | Provo | Standard | 35,690 | $52,811 | 12.1 | 5.8% |
| 84058 | Orem | Standard | 35,099 | $74,553 | 41.2 | 9.9% |
| 84601 | Provo | Standard | 32,330 | $67,207 | 17.0 | -6.8% |
| 84651 | Payson | Standard | 29,503 | $96,999 | 66.6 | 23.2% |
| 84097 | Orem | Standard | 22,217 | $94,194 | 6.5 | 5.5% |
| 84655 | Santaquin | Standard | 18,278 | $100,734 | 61.6 | 66.9% |
| 84059 | Vineyard | Standard | 17,616 | $105,271 | 6.8 | — |
| 84653 | Salem | Standard | 13,051 | $112,454 | 34.0 | 63.7% |
| 84664 | Mapleton | Standard | 13,032 | $132,601 | 17.5 | 52.5% |
| 84042 | Lindon | Standard | 11,725 | $121,275 | 8.3 | 12.4% |
| 84004 | Alpine | Standard | 10,427 | $170,500 | 28.3 | 4.0% |
| 84602 | Provo | Standard | 2,340 | — | 0.5 | — |
| 84633 | Goshen | PO Box | 838 | $95,147 | 23.3 | -27.8% |
| 84013 | Cedar Valley | Standard | 558 | $105,000 | 167.3 | -43.8% |
| 84626 | Elberta | PO Box | 396 | — | 140.6 | 6.5% |
| 84605 | Provo | PO Box | — | — | 0.0 | — |
| 84603 | Provo | PO Box | — | — | 0.0 | — |
| 84048 | Lehi | Standard | — | — | 15.5 | — |