Zip Code 94089
Sunnyvale, California — Santa Clara County
📍 ZIP code 94089 is in Sunnyvale, Santa Clara County, California.
ZIP code 94089 is located in Sunnyvale, Santa Clara County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 23,214. The area code for ZIP code 94089 is 408.
Quick Answer
Zip code 94089 is in Sunnyvale, California (Santa Clara County). It has a population of 23,214, median household income of $153,725, and median home value of $392,000.
Population
23,214
Income
$153,725
Home Value
$392,000
Climate
77°F / 42°F
About Zip Code 94089
Zip code 94089 is located in Sunnyvale, California, within Santa Clara County. Home to approximately 23,214 residents, this area sits at an elevation of 6 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 408.
The median household income is $153,725 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $392,000, and the cost of living index is 162 (62% above the national average of 100).
Summers average a high of 77°F while winters drop to 42°F. The area receives about 13 in of rain annually. The zip code covers 6 square miles of land area.
Key Statistics
23,214
$153,725
$392,000
Pacific (PST/PDT)
408
6 ft
6 sq mi
35.5
9,449
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Compare With Nearby Zip Codes
| Metric | 94089 | 95002 | 94086 | 94043 | 95054 | 94041 |
|---|---|---|---|---|---|---|
| City | Sunnyvale, CA | Alviso, CA | Sunnyvale, CA | Mountain View, CA | Santa Clara, CA | Mountain View, CA |
| Population | 23,214 | 1,639 | 48,956 | 32,042 | 25,196 | 15,841 |
| Median Income | $153,725 | $89,861 | $180,217 | $180,781 | $204,052 | $168,980 |
| Home Value | $392,000 | $1,023,400 | $1,784,200 | $1,647,500 | $1,475,400 | $2M+ |
| Cost of Living | 162 | 249 | 250 | 250 | 250 | 250 |
| Median Age | 35.5 | 46.6 | 33.5 | 36.1 | 33.9 | 33.8 |
Cost of Living
100 = National Average. Sunnyvale's cost of living is 62% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
2.6x
Demographics
Zip code 94089 has a population of 23,214 people with a median age of 35.5. There are 9,449 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Sunnyvale (94089) population trend from 2010 to 2024
↑ 459.6%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
77°F
42°F
13 in
0 in
Sunnyvale experiences mild summers with average highs around 77°F. Winters are mild with lows averaging 42°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$392,000
Median Household Income
$153,725
With 9,449 housing units across 6 square miles, 94089 has a housing density of 1,575 units per square mile. The home price-to-income ratio is 2.6x.
Location & Geography
Latitude
37.4124°
Longitude
-122.0156°
Land Area
6 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 94089 (Sunnyvale, CA) with distances:
All Zip Codes in Sunnyvale, CA
Other zip codes serving Sunnyvale:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 94089's $153,725. A way to compare Sunnyvale to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 94089 (Sunnyvale, CA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Sunnyvale, California?
Sunnyvale, California uses zip code 94089 along with 2 other zip codes.
What county is zip code 94089 in?
Zip code 94089 is located in Santa Clara County, California.
What is the population of zip code 94089?
The population of zip code 94089 is 23,214 with a median age of 35.5.
Is 94089 in Sunnyvale, California?
Yes, zip code 94089 is in Sunnyvale, Santa Clara County, California. The area code is 408.
Frequently Asked Questions
What city is zip code 94089 in?
Zip code 94089 is in Sunnyvale, California. It is part of Santa Clara County and uses the Pacific (PST/PDT) timezone.
What is zip code 94089?
Zip code 94089 is a U.S. postal code in Sunnyvale, California (Santa Clara County). It has a population of 23,214 and covers 6 square miles.
What is the population of zip code 94089?
The population of zip code 94089 (Sunnyvale, CA) is 23,214 with a median age of 35.5. There are approximately 9,449 housing units in this area.
What is the median income in zip code 94089?
The median household income in zip code 94089 (Sunnyvale, CA) is $153,725 per year. The cost of living index is 162 (100 = national average).
What is the average home price in zip code 94089?
The median home value in zip code 94089 (Sunnyvale, CA) is $392,000. The cost of living index is 162 compared to the national average of 100.
What county is zip code 94089 in?
Zip code 94089 is located in Santa Clara County, California. The primary city is Sunnyvale.
What is the area code for zip code 94089?
Zip code 94089 in Sunnyvale, CA uses area code 408. It is located in the Pacific (PST/PDT) timezone.
Is zip code 94089 a good place to live?
Zip code 94089 (Sunnyvale, CA) has a cost of living index of 162 (100 = national average), a median household income of $153,725, and median home values of $392,000. The median age is 35.5. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 94089?
The cost of living index for zip code 94089 (Sunnyvale, CA) is 162, where 100 represents the national average. This area is above the national average. Median home value: $392,000.
What schools serve zip code 94089?
Zip code 94089 in Sunnyvale, California is served by the local school district of Santa Clara County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.