| ZIP Codes: | 69 ZIP Codes (40 Standard, 23 PO Box, 6 Unique) [See All] |
| Area Codes: | 520 / 928 |
| Timezone: | Mountain (GMT -07:00) |
| Local Time: | 2:11:27 PM |
| Population: | 1,072,335 [See All] |
| FIPS: | 04019 |
| CBSA: | Tucson, AZ |
| Land Area: | 8,233 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 32.1890, -111.0616 |
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1,072,335 residents live across 69 ZIPs covering 8,233 sq mi, served by 16 distinct USPS-recognized cities.
Population moved from 1,003,580 to 1,067,372 from 2014 to 2024 — a +6.4% change. 29 ZIPs gained residents, 18 lost (and 2 held flat).
The county's wealthiest ZIP 85641 (Vail, $131,164 median) and poorest ZIP 85634 (Sells, $36,389) are 93.4 miles apart — a 3.6× income gap across local geography.
Median home values vary 8.6× across this county — from $82,600 in 85634 (Sells) to $712,400 in 85718 (Tucson).
Density varies 3302× across the county — from 2 people/sq mi in 85634 (Sells) to 6,558 in 85719 (Tucson).
Most of the decade's growth concentrated around Marana — top growth ZIPs averaged +61.2% over the past ten years ( 85653 , 85658 and 85641 ).
Educational attainment ranges from 1.9% bachelor's+ in 85734 (Tucson ) to 73.0% in 85718 (Tucson) — the breadth of educational profiles across the area.
Within Arizona, this is the #2 most populous of 16 counties and ranks #3 for median household income with the #8 fastest decade growth .
On the national stage, Pima County is the #45 most populous US county .
Hosts 4 single-entity Unique ZIPs: 85709Pima Community College ; 85721Univ Of Arizona ; 85724Arizona Medical Center ; and 85723Veterans Hospital .
Weighted by population, the typical household earns about $74,739 across the county — reflecting what a typical resident sees, not a simple ZIP average.
37.0% of adults age 25+ hold a bachelor's degree or higher (273,693 of 740,611 reporting). The most-educated ZIPs cluster around Tucson.
40 Standard delivery, 23 PO Box only, 6 single-entity Unique ZIPs serve this county.
3 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
6 ZIP codes in this county serve a single facility — typically theme parks, universities, large corporations, airports, or government complexes.
Median household income spans 3.6× 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 |
|---|---|---|---|---|---|---|
| 85710 | Tucson | Standard | 56,125 | $57,175 | 12.0 | 0.6% |
| 85705 | Tucson | Standard | 54,700 | $37,194 | 13.7 | -0.2% |
| 85706 | Tucson | Standard | 54,236 | $50,248 | 12.3 | -4.8% |
| 85719 | Tucson | Standard | 51,833 | $42,241 | 7.9 | 17.4% |
| 85713 | Tucson | Standard | 46,439 | $53,152 | 16.0 | -5.0% |
| 85746 | Tucson | Standard | 42,835 | $68,903 | 41.1 | 0.3% |
| 85711 | Tucson | Standard | 42,558 | $56,121 | 8.7 | 5.6% |
| 85730 | Tucson | Standard | 39,399 | $62,090 | 37.5 | -0.2% |
| 85756 | Tucson | Standard | 37,700 | $72,490 | 67.8 | 1.2% |
| 85745 | Tucson | Standard | 36,999 | $71,348 | 52.3 | -4.1% |
| 85704 | Tucson | Standard | 35,210 | $81,696 | 18.0 | 15.8% |
| 85641 | Vail | Standard | 34,752 | $131,164 | 352.8 | 49.8% |
| 85741 | Tucson | Standard | 33,679 | $76,271 | 9.8 | -3.8% |
| 85716 | Tucson | Standard | 32,976 | $49,061 | 7.2 | 0.8% |
| 85629 | Sahuarita | Standard | 31,668 | $109,253 | 328.1 | 30.0% |
| 85742 | Tucson | Standard | 31,613 | $98,844 | 21.0 | 23.2% |
| 85712 | Tucson | Standard | 31,571 | $50,625 | 7.0 | -6.5% |
| 85743 | Tucson | Standard | 31,300 | $90,093 | 111.9 | 7.3% |
| 85718 | Tucson | Standard | 28,125 | $114,892 | 23.7 | 4.1% |
| 85747 | Tucson | Standard | 27,753 | $110,816 | 66.2 | 15.9% |
| 85614 | Green Valley | Standard | 25,381 | $64,879 | 124.1 | 14.1% |
| 85750 | Tucson | Standard | 24,886 | $102,836 | 19.0 | 5.4% |
| 85653 | Marana | Standard | 23,574 | $86,154 | 423.8 | 70.5% |
| 85737 | Tucson | Standard | 22,785 | $107,348 | 18.5 | 4.2% |
| 85757 | Tucson | Standard | 21,259 | $83,219 | 35.8 | 14.6% |
| 85748 | Tucson | Standard | 20,103 | $95,750 | 12.0 | 14.2% |
| 85715 | Tucson | Standard | 19,198 | $85,069 | 6.4 | 1.7% |
| 85749 | Tucson | Standard | 18,843 | $109,219 | 59.4 | -0.2% |
| 85755 | Tucson | Standard | 18,560 | $113,831 | 34.1 | 19.5% |
| 85739 | Tucson | Standard | 18,478 | $81,711 | 341.7 | 7.3% |
| 85658 | Marana | Standard | 16,051 | $123,415 | 257.1 | 63.3% |
| 85714 | Tucson | Standard | 14,498 | $55,000 | 6.2 | 2.8% |
| 85735 | Tucson | Standard | 10,718 | $74,158 | 288.3 | -8.6% |
| 85622 | Green Valley | Standard | 6,518 | $76,959 | 54.3 | -2.1% |
| 85701 | Tucson | Standard | 5,498 | $51,794 | 1.4 | 8.9% |
| 85634 | Sells | Standard | 5,038 | $36,389 | 2,536.3 | -20.4% |
| 85734 | Tucson | PO Box | 4,797 | — | 0.0 | — |
| 85708 | Tucson | Standard | 4,312 | $63,919 | 1.8 | 2.7% |
| 85736 | Tucson | Standard | 4,219 | $51,250 | 689.6 | -12.6% |
| 85321 | Ajo | Standard | 3,555 | $53,180 | 1,253.3 | -26.8% |
| 85645 | Amado | Standard | 1,249 | $60,714 | 197.8 | -35.5% |
| 85707 | Tucson | PO Box | 581 | — | 15.8 | 35.1% |
| 85601 | Arivaca | PO Box | 268 | $30,542 | 195.8 | -57.8% |
| 85723 | Tucson | Unique | 244 | — | 0.0 | — |
| 85639 | Topawa | PO Box | 166 | $39,333 | 68.6 | — |
| 85633 | Sasabe | PO Box | 48 | $21,000 | 48.5 | -12.7% |
| 85341 | Lukeville | PO Box | 37 | — | 322.9 | 32.1% |
| 85726 | Tucson | PO Box | 0 | — | 0.0 | — |
| 85709 | Tucson | Unique | 0 | — | 0.9 | — |
| 85721 | Tucson | Unique | 0 | — | 0.1 | — |
| 85724 | Tucson | Unique | 0 | — | 0.0 | — |
| 85619 | Mount Lemmon | PO Box | 0 | — | 4.6 | -100.0% |
| 85654 | Rillito | PO Box | 0 | — | 0.3 | -100.0% |
| 85752 | Tucson | PO Box | — | — | 0.0 | — |
| 85652 | Cortaro | PO Box | — | — | 0.0 | — |
| 85740 | Tucson | PO Box | — | — | 0.0 | — |
| 85738 | Catalina | PO Box | — | — | 0.0 | — |
| 85702 | Tucson | PO Box | — | — | 0.0 | — |
| 85703 | Tucson | PO Box | — | — | 0.0 | — |
| 85751 | Tucson | PO Box | — | — | 0.0 | — |
| 85728 | Tucson | PO Box | — | — | 0.0 | — |
| 85732 | Tucson | PO Box | — | — | 0.0 | — |
| 85754 | Tucson | PO Box | — | — | 0.0 | — |
| 85733 | Tucson | PO Box | — | — | 0.0 | — |
| 85717 | Tucson | PO Box | — | — | 0.0 | — |
| 85725 | Tucson | PO Box | — | — | 0.0 | — |
| 85775 | Tucson | Unique | — | — | 0.0 | — |
| 85731 | Tucson | PO Box | — | — | 0.0 | — |
| 85744 | Tucson | Unique | — | — | 0.0 | — |