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ZIP Code 85378
Surprise, AZ, Maricopa County
Population
9,765
Land area
3.6sq mi
People per sq mi
2,712
City
Surprise
ZIP 85378 and nearby ZIP codes
ZIP 85378 at a glance
- ZIP 85378 (Surprise) is about 42 times as dense as Arizona as a whole.
- Households here earn a median of $56,444 a year, 29% less than the Arizona figure of $79,964.
- A typical owner-occupied home is valued at $274,500 (30% below Arizona) and median rent is $1,514 a month.
Local data for ZIP 85378
Counts from official public data
Housing and community stats
ZIP 85378, American Community Survey 2020-2024
Median household income
$56,444
Poverty rate
23.6%
Median home value
$274,500
Prices +0.1% in a year
Median rent
$1,514/mo
Homeownership
62.0%
Bachelor's or higher
16.4%
Median age
41.9
Average commute
26.0 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
168
ZIP Business Patterns 2023
Employees
1,700
$81M annual payroll
PPP loans
$14.6M
226 loans
Campaign donations
$9,719
8% D, 42% R, 2026 cycle
Environment and hazard risk
ZIP 85378, from FEMA, NOAA and EPA
Natural hazard risk
Very High
Top: heat wave
Storm events since 1996
3,872
Countywide, mostly thunderstorm wind
Flood insurance policies
8,889
0.6% of homes, county
July high / Jan low
105° / 41°F
8.3 inches of rain a year
Health statistics
Share of adults in ZIP 85378, CDC PLACES estimates
Obesity
33.2%
U.S. 33.3% about the same
Diabetes
13.5%
U.S. 12.1% +1.4 pts
Smoking
13.1%
U.S. 12.8% about the same
Uninsured (18-64)
17.0%
U.S. 11.1% +5.9 pts
Frequently asked questions
- What city is ZIP code 85378?
- ZIP code 85378 is in Surprise, AZ (Maricopa County).
- What county is ZIP code 85378 in?
- ZIP code 85378 is mostly in Maricopa County, Arizona.
- How many people live in ZIP code 85378?
- About 9,765 people live in the 85378 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.