Residential delivery area · Arizona
ZIP Code 85648: Rio Rico, AZ
ZIP code 85648 uses the postal name Rio Rico, Arizona and lies entirely in Santa Cruz County (Census 2020 ZIP-county file). About 22,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $61,519 (Census Bureau, ACS 2020-2024). By Census place, 29% of its land lies in Rio Rico (a census-designated place); 71% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Rio Rico · its only residential ZIP
- County
- Santa Cruz County
- Census places
- Rio Rico census-designated place
- Micro area
- Nogales, AZ
- House district
- AZ-7 119th Congress
- State
- Arizona
- Time zone
- Mountain (no daylight saving)
- Land area
- 215.4 sq mi · 103 people per sq mi
Where is ZIP code 85648?
85648 centers on 31.496°, -111.001° and covers 215.4 square miles of land plus 0.3 of water. It borders 6 ZIP codes: 85640, 85646, 85621, 85645, 85624, 85601.
The map draws ZIP code areas only. For the streets inside 85648, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 85648 compare with the rest of Santa Cruz County?
| Measure | 85648 | In Santa Cruz County | In AZ |
|---|---|---|---|
| People (ACS 2020-2024) | 22,118 | 2nd of 9 | 140th of 417 |
| Median household income | $62k | 3rd of 5 | 196th of 264 |
| Median home value | $225k | 6th of 7 | 224th of 282 |
Its median household income is higher than in 32% of U.S. residential ZIP codes, and it is denser than 54% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 85648?
The 2020 Census counted 20,720 people in 85648; the ACS, which samples households over 2020-2024, estimates 22,118. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 22,118
- 2020 Census count
- 20,720
- Households
- 7,240
- Median age
- 34.7
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 85648?
Of the 22,118 people the ACS estimates in 85648, 29.5% are under 18 and 12.7% are 65 or older. The largest group by race and Hispanic origin is Hispanic or Latino (87.0%), then White (not Hispanic) (11.3%).
- Under 1829.5%
- 18 to 6457.8%
- 65 and older12.7%
- Hispanic or Latino87.0%
- White, not Hispanic11.3%
- Other or two or more1.6%
- Black, not Hispanic0.1%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 85648 earn?
Median household income is $61,519 (ACS 2020-2024), the 3rd highest of the 5 ranked ZIP codes in Santa Cruz County.
- Median household income
- $61,519±$6,324
- Income per person
- $26,213
- Below the poverty line
- 16.5%
- Unemployed (of the labor force)
- 10.5%
- Adults 25+ with a bachelor's degree
- 22.2%
- Adjusted gross income per tax return, 2022
- $52,7389,750 returns; wages 77% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 85648?
FHFA's house price index for 85648, built from repeat sales and appraisals of the same homes, rose 105% from 2015 to 2025 and rose 53% from 2020 to 2025, and moved +0.8% in 2025.
- Median home value (owners' estimate)
- $224,900
- Median gross rent
- $1,091
- Homes owned by their occupants
- 85.1%
- Housing units
- 7,604
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 85648?
251 business establishments had a location in this ZIP code in 2023, 25 more than in 2018; the most are in wholesale trade (ZIP Code Business Patterns).
- Wholesale trade87
- Transportation and warehousing44
- Construction29
- Administrative and support and waste management and remediation services17
- Retail trade13
- Accommodation and food services13
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 85648?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 85640 | Tumacacori | 207 | $55k | 5.6 mi |
| 85646 | Tubac | 1,345 | $73k | 9.1 mi |
| 85621 | Nogales | 21,593 | $44k | 9.6 mi |
| 85645 | Amado | 1,249 | $61k | 16.2 mi |
| 85624 | Patagonia | 1,546 | $56k | 16.5 mi |
| 85601 | Arivaca | 268 | $31k | 20.3 mi |
| 85622 | Green Valley | 6,518 | $77k | 21.8 mi (near) |
| 85614 | Green Valley | 25,381 | $65k | 22.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.