US ZIP Code
85378

Surprise, AZ

Maricopa County  ·  Arizona

● Active
👥 9,401 Population
💰 $62,881 Median HH Income
▼ 18% below avg
🎂 41.6 Median Age
🏠 $235,200 Median Home Value
▼ 16% below avg
🎓 31.5% College Grads
▼ 19% below avg
📊 5.0% Unemployment
≈ Avg
ZIP Code Details
ZIP Code85378
CitySurprise
StateArizona (AZ)
CountyMaricopa County
Area Code623
Elevation1,240 ft
Latitude33.644551
Longitude-112.319905
TimezonePhoenix
FIPS04013
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 46.8% (4,399) Female 53.2% (5,002) ♀

Race & Ethnicity

White: 54.5%Hispanic: 37.7%Black: 3.5%Asian: 0.2%Other: 2.4%Race
White54.5%
Hispanic37.7%
Black3.5%
Asian0.2%
Other2.4%

Age Breakdown

Under 5
7%
5–17
16%
18–24
6%
25–44
26%
45–64
25%
65+
8%

Key Indicators

Median Age41.6 yrs
Avg Household Size2.42
Below Poverty21.4% ▲ 114% above avg
College Grads31.5% ▼ 19% below avg
Unemployment5.0% ≈ Avg
No HS Diploma124 (2.1%)
HS Graduate2,080 (35.4%)
Some College1,016 (17.3%)
Associates803 (13.7%)
Bachelors748 (12.7%)
Graduate Degree1,102 (18.8%)

Education

No HS: 2.1%HS Grad: 35.4%Some College: 17.3%Associates: 13.7%Bachelors: 12.7%Graduate: 18.8%Edu
No HS2.1%
HS Grad35.4%
Some College17.3%
Associates13.7%
Bachelors12.7%
Graduate18.8%
Housing & Income

Housing Tenure

Owner: 62.3%Renter: 37.8%Tenure
Owner62.3%
Renter37.8%

Home Value Distribution

Under $50k
23%
$50k–100k
12%
$100k–150k
5%
$150k–200k
3%
$200k–300k
20%
$300k–500k
33%
Over $500k
4%

Financials

Median HH Income$62,881 ▼ 18% below avg
Median Home Value$235,200 ▼ 16% below avg
Home/Income Ratio3.7x (nat avg ~3.5x)
Median Rent$1,369/mo
Total Units4,671
Vacant Units822
Avg HH Size2.42

Income Distribution

Under $25k
24%
$25k–50k
14%
$50k–75k
21%
$75k–100k
16%
$100k–150k
15%
$150k–200k
9%
Over $200k
2%
Employment & Commute

How People Get to Work

Drove Alone
74%
Walked
3%
Work From Home
23%

Commute Time

Under 15 min
26%
15–30 min
31%
30–45 min
27%
Over 45 min
16%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
1%
1960s–1970s
14%
1980s–1990s
32%
2000+
54%

Summary

Total Units4,671
Vacant822
Owner Occupied62.3%
Renter Occupied37.8%
Avg HH Size2.42
Frequently Asked Questions
ZIP code 85378 is in Surprise, AZ, in Maricopa County.
ZIP code 85378 is located in Arizona (AZ).
ZIP code 85378 is in Maricopa County, AZ.
ZIP 85378 observes the Phoenix timezone.
The estimated population of ZIP code 85378 is 9,401 people (ACS 2023).
The median household income in ZIP code 85378 is $62,881 (ACS 2023).
The median home value in ZIP 85378 is $235,200 (ACS 2023).
About ZIP Code 85378

ZIP code 85378 is located in Surprise, Arizona, within Maricopa County. With a population of 9,401, this is a lightly populated ZIP code with a middle-aged community — the median age is 41.6 years. Economically, 85378 is a solidly middle-class ZIP code: the median household income of $62,881 is below the national average.

Real estate in ZIP code 85378 represents an affordable housing market. The median home value of $235,200 is below the national average. Renters can expect to pay around $1,369 per month in median rent. Homeownership is strong here — 62.3% of occupied units are owner-occupied, suggesting an established, stable residential community.

The population of 85378 is majority White (54.47%). Residents are moderately educated — 31.5% hold a bachelor's degree or higher, which is below the national average. Poverty affects a significant share of residents at 21.4%.

The unemployment rate in 85378 stands at 5.0%, which is near the national average. About 20% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 62%.

Overall, ZIP code 85378 in Surprise, AZ is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 9,401 residents, a median household income of $62,881, and a median home value of $235,200, it offers a clear picture of life in this part of Arizona.