ZIP code 85378: Surprise, AZ
85378 is a ZIP code in Surprise, Arizona, mainly in Maricopa County, part of the Phoenix-Mesa-Chandler, AZ metro area. About 9,765 people live here.
- Population
- 9,765
- Median household income
- $56,444
- Typical home value
- $330,000-1.1% in 12 months
- Median rent
- $1,514gross, per month
- Median age
- 41.9
- Homeowners
- 62%of occupied homes
Shaded: ZIP code 85378's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 85378 details
| City | Surprise |
|---|---|
| State | Arizona |
| County | Maricopa County |
| Metro area | Phoenix-Mesa-Chandler, AZ |
| Time zone | Mountain Time (UTC−7), no daylight saving time |
| Type | Standard (delivery area) |
| Land area | 3.6 sq mi |
| Population density | 2,713 people per sq mi |
| Bachelor's degree or higher | 16.4% of adults 25+ |
| Average commute | 26 minutes |
| Center coordinates | 33.64455, -112.31991 |
Median rent in 85378 by bedrooms
| Size | Median gross rent |
|---|---|
| 1 bedroom | $958/mo |
| 2 bedrooms | $996/mo |
| 3 bedrooms | $2,035/mo |
| 4 bedrooms | $1,776/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 85378
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 85376 | Sun City West, AZ | 1.7 mi | — |
| 85373 | Sun City, AZ | 2.0 mi | 20,254 |
| 85375 | Sun City West, AZ | 2.8 mi | 27,680 |
| 85351 | Sun City, AZ | 3.4 mi | 27,592 |
| 85335 | El Mirage, AZ | 4.1 mi | 36,088 |
| 85363 | Youngtown, AZ | 4.2 mi | 7,015 |
| 85382 | Peoria, AZ | 4.2 mi | 43,729 |
| 85372 | Sun City, AZ | 4.3 mi | — |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 85378?
A typical home in ZIP code 85378 is worth about $330,000 (Zillow Home Value Index). The median household here earns $56,444 a year. See what buying here would cost per month, with Arizona average taxes and insurance filled in.
Monthly payment for a $330,000 homeWhat can a $56,444 income afford?Rental property numbers
About ZIP code 85378
What city is ZIP code 85378?
ZIP code 85378 is in Surprise, AZ, in Maricopa County.
What county is ZIP code 85378 in?
85378 is mainly in Maricopa County, Arizona.
What is the population of ZIP code 85378?
About 9,765 people live in ZIP code 85378, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 85378 in?
85378 is in Mountain Time (UTC−7). It has no daylight saving time.