PlainZIP

Sonoita, AZ · standard

ZIP Code 85637

Santa Cruz County, Arizona - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,268
4/sq mi
$99,688
Median income
$467,100
Median home value
41.7%
Bachelor's or higher

The verdict

Sonoita pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 19%
household income, US ZIPs
Top 15%
home value, US ZIPs
4
people per sq mi
89%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 85637 against every reporting US ZIP.

ZIP code 85637 is a sparsely populated ZIP (a standard USPS delivery area) in Sonoita, Santa Cruz County, Arizona, home to just 1,268 residents across 309.3 square miles, a density of 4 people per square mile, in the Phoenix time zone.

ZIP 85637 lands in the middle-income range, with a median household income of $99,688 (37% above the Arizona average), while per-capita income is $58,271. 1.1% of residents live below the poverty line, and the unemployment rate reads 12.3%. The typical home here is valued at $467,100 (38% above the state average); renters pay a median of - monthly, and 89.1% of units are owner-occupied.

A solid share of residents have a four-year degree: 41.7% of adults hold a bachelor's degree or higher, the median age is 60.3, and the average commute is -. Arizona and national benchmarks, shown above, are the best way to contextualize 85637, not the raw numbers alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 85637

Top 5 sectors by establishment count in Sonoita, AZ

Which industries have the most business establishments in ZIP 85637.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 85637, Sonoita, AZ · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

1,268

Population

309.3

Area (sq mi)

4

People / sq mi

Phoenix

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 85637?

60.3

Median Age

48.5%

Male

51.5%

Female

6.2%

Foreign-Born

White 92.1%
African American 0.1%
Asian 0.0%
American Indian or Alaska Native 0.7%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 6.8%
Hispanic or Latino 6.6%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$99,688

Median Household Income

+37% vs state

$58,271

Per Capita Income

1.1%

Poverty Rate

12.3%

Unemployment Rate

How ZIP 85637 ranks nationally

Sonoita, AZ household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$99,688 Top 19% higher than 81% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 59.8%
Bachelor's Degree or Higher 41.7%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

636

Total Housing Units

477

Occupied Units

159

Vacant Units

2.29

Avg Household Size

Occupancy Type

Owner 89.1%
Renter 10.9%

$467,100

Median Home Value

+38% vs state

1998

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+17.8%

YoY Change (2022)

226

HPI Index (2000 = 100)

+126%

Total Change Since 2000

Home values in ZIP 85637 have increased 17.8% over the past year (2022). Since 2000, this ZIP has seen +126% cumulative appreciation.

Year Annual Change HPI Index
2018 +4.3% 141
2019 +11.5% 157
2020 +2.3% 161
2021 +19.8% 192
2022 +17.8% 226

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2022. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 50 business establishments in ZIP 85637, employing approximately 289 people with a combined annual payroll of $10,959,000.

50

Businesses

289

Employees

$11.0M

Annual Payroll

6

Industry Sectors

Industry Establishments % of Total
Accommodation and food services 11 22.0%
Construction 10 20.0%
Retail trade 7 14.0%
Other services (except public administration) 5 10.0%
Health care and social assistance 4 8.0%
Finance and insurance 3 6.0%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

More ZIP Codes in Santa Cruz County

85621 standard
Nogales, AZ
Pop: 23,054
85648 standard
Rio Rico, AZ
Pop: 19,080
85624 standard
Patagonia, AZ
Pop: 1,426
85646 standard
Tubac, AZ
Pop: 1,311
85611 standard
Elgin, AZ
Pop: 965
85640 standard
Tumacacori, AZ
Pop: 441

Related Areas

Santa Cruz County Sonoita, AZ Arizona

Frequently Asked Questions

What county is ZIP code 85637 in? ▼
ZIP code 85637 (Sonoita) is located in Santa Cruz County, Arizona. Santa Cruz County contains multiple ZIP codes, see the full list at /counties/santa-cruz-az.
What is the population of ZIP code 85637? ▼
ZIP code 85637 in Sonoita, AZ has a population of 1,268 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 85637? ▼
The median household income in ZIP 85637 is $99,688, which is 31% above the national average of $76,288.
What is the average home value in ZIP 85637? ▼
The median home value in ZIP 85637 is $467,100, which is 68% above the national average of $278,155.
What is the demographic makeup of ZIP 85637? ▼
The largest racial group in ZIP 85637 is White at 92.1%. Hispanic or Latino residents make up 6.6% of the population.
How many businesses are in ZIP code 85637? ▼
ZIP code 85637 has 50 business establishments employing approximately 289 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 85637? ▼
The top industries by establishment count in ZIP 85637 are: Accommodation and food services (11), Construction (10), Retail trade (7). There are 6 industry sectors represented in total.
How have home values changed in ZIP code 85637? ▼
According to the FHFA House Price Index, home values in ZIP 85637 increased by 17.8% in 2022. Since 2000, home values in this ZIP have appreciated by approximately 126%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 85637? ▼
In ZIP code 85637, 59.8% of residents aged 25+ have a high school diploma or higher, and 41.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 85637? ▼
In ZIP code 85637, approximately 89.1% of occupied housing units are owner-occupied and 10.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 85637? ▼
The poverty rate in ZIP code 85637 is 1.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.