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ZIP Code 85645, Arizona

ZIP Code 85645 profile, demographic data, and geographic information.

ZCTA5 85645 is a 5-digit ZIP Code area located in Pima County / Santa Cruz County, Arizona. As of official census estimates, it has a reported population of 1,249. The land area covers 158.87 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 1,249 ±327 2020-2024 / Census ACS 5-Year 2024
Median Age 60.5 yrs ±2.7 2020-2024 / Census ACS 5-Year 2024
Total Households 600 ±146 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 621 ±153
Occupied Housing Units 600 ±146
Vacant Housing Units 21 ±33
Median Home Value $206,800 ±$83,071
Median Gross Rent Suppressed —
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $60,714 ±$19,709
Per Capita Income $34,346 ±$9,561
Poverty Rate 14.3% ±8.5%
Population Below Poverty Level 178 ±116
Unemployment Rate 10% ±5.8%
Civilian Labor Force, Employed 506 ±143
Broadband Internet Rate 65.5% ±11.5%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 1,080,149 (2024)
ID: 160816
County Official County Government
Contact: CHAIRPERSON
130 W CONGRESS ST, FL 11, TUCSON AZ 85701-1332

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby 06-08 RIO RICO, AZ
Regular School Nearby KG-12 GREEN VALLEY, AZ
Regular School Nearby PK-08 GREEN VALLEY, AZ
Regular School Nearby KG-08 GREEN VALLEY, AZ
Regular School Nearby KG-08 AMADO, AZ
Regular School Nearby KG-05 RIO RICO, AZ
Career and Technical School Nearby 09-12 RIO RICO, AZ
Regular School Nearby 09-12 Rio Rico, AZ
Regular School Nearby PK-06 Amado, AZ
6 Nearby 1 RIO RICO, AZ
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 5 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
TUBAC LIBRARY
Library 8.1 mi away 50 BRIDGE RD, TUBAC, AZ, 85640
(520) 398-9814
CAVIGLIA-ARIVACA BRANCH LIBRARY
Library 13.8 mi away 17050 W ARIVACA RD, ARIVACA, AZ, 85601
(520) 594-5235
JOYNER-GREEN VALLEY BRANCH LIBRARY
Library 15.3 mi away 601 N LA CANADA DR, GREEN VALLEY, AZ, 85614
(520) 594-5295
RIO RICO LIBRARY
Library 18.3 mi away 275 RIO RICO DR, RIO RICO, AZ, 85648
(520) 281-8067
SAHUARITA BRANCH LIBRARY
Library 20.3 mi away 670 W SAHUARITA RD, SAHUARITA, AZ, 85629
(520) 594-5490
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at TUMACACORI NM, AZ US, located 10.5 miles from ZCTA5 85645. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 63.3° 32.0° 47.7° 1.15" 0.1"
February 65.7° 33.8° 49.7° 1.07" 0.0"
March 71.8° 38.0° 54.9° 0.81" 0.0"
April 78.2° 42.5° 60.4° 0.31" 0.0"
May 86.0° 49.1° 67.6° 0.17" 0.0"
June 95.1° 59.0° 77.1° 0.47" 0.0"
July 93.4° 66.8° 80.1° 3.79" 0.0"
August 91.2° 65.8° 78.5° 3.35" 0.0"
September 88.5° 59.8° 74.1° 1.83" 0.0"
October 81.1° 47.9° 64.5° 1.09" 0.0"
November 71.3° 38.2° 54.7° 0.89" 0.0"
December 62.7° 31.8° 47.2° 1.02" 0.0"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Amado CDP CDP 4.8 mi —
Arivaca Junction CDP CDP 4.9 mi —
Tubac CDP CDP 7.9 mi —
Elephant Head CDP CDP 10.1 mi —
Tumacacori-Carmen CDP CDP 10.4 mi —
Arivaca CDP CDP 12.3 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 85645. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.