Zip Code 95123
San Jose, California — Santa Clara County
📍 ZIP code 95123 is in San Jose, Santa Clara County, California.
ZIP code 95123 is located in San Jose, Santa Clara County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 70,279. The area code for ZIP code 95123 is 408.
Quick Answer
Zip code 95123 is in San Jose, California (Santa Clara County). It has a population of 70,279, median household income of $136,364, and median home value of $1,108,100.
Population
70,279
Income
$136,364
Home Value
$1,108,100
Climate
85°F / 40°F
About Zip Code 95123
Zip code 95123 is located in San Jose, California, within Santa Clara County. Home to approximately 70,279 residents, this area sits at an elevation of 168 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 408.
The median household income is $136,364 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $1,108,100, and the cost of living index is 250 (150% above the national average of 100).
Summers average a high of 85°F while winters drop to 40°F. The area receives about 22 in of rain annually. The zip code covers 8.3 square miles of land area and 0.1 square miles of water.
Key Statistics
70,279
$136,364
$1,108,100
Pacific (PST/PDT)
408
168 ft
8.3 sq mi
37.6
25,023
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Compare With Nearby Zip Codes
| Metric | 95123 | 95136 | 95111 | 95119 | 95118 | 95139 |
|---|---|---|---|---|---|---|
| City | San Jose, CA | San Jose, CA | San Jose, CA | San Jose, CA | San Jose, CA | San Jose, CA |
| Population | 70,279 | 47,157 | 58,885 | 10,449 | 31,831 | 7,113 |
| Median Income | $136,364 | $143,696 | $97,162 | $164,129 | $148,438 | $193,061 |
| Home Value | $1,108,100 | $1,104,300 | $826,200 | $1,176,100 | $1,377,000 | $1,125,200 |
| Cost of Living | 250 | 250 | 219 | 250 | 250 | 250 |
| Median Age | 37.6 | 36.9 | 37.7 | 41 | 39 | 39.6 |
Cost of Living
100 = National Average. San Jose's cost of living is 150% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
8.1x
Demographics
Zip code 95123 has a population of 70,279 people with a median age of 37.6. There are 25,023 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
San Jose (95123) population trend from 2010 to 2024
↑ 15.2%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
85°F
40°F
22 in
0 in
San Jose experiences warm summers with average highs around 85°F. Winters are mild with lows averaging 40°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$1,108,100
Median Household Income
$136,364
With 25,023 housing units across 8.3 square miles, 95123 has a housing density of 3,015 units per square mile. The home price-to-income ratio is 8.1x.
Location & Geography
Latitude
37.2442°
Longitude
-121.8316°
Land Area
8.3 sq mi
Water Area
0.1 sq mi
Nearby Zip Codes
Zip codes closest to 95123 (San Jose, CA) with distances:
All Zip Codes in San Jose, CA
Other zip codes serving San Jose:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 95123's $136,364. A way to compare San Jose 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 95123 (San Jose, 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 San Jose, California?
San Jose, California uses zip code 95123 along with 10 other zip codes.
What county is zip code 95123 in?
Zip code 95123 is located in Santa Clara County, California.
What is the population of zip code 95123?
The population of zip code 95123 is 70,279 with a median age of 37.6.
Is 95123 in San Jose, California?
Yes, zip code 95123 is in San Jose, Santa Clara County, California. The area code is 408.
Frequently Asked Questions
What city is zip code 95123 in?
Zip code 95123 is in San Jose, California. It is part of Santa Clara County and uses the Pacific (PST/PDT) timezone.
What is zip code 95123?
Zip code 95123 is a U.S. postal code in San Jose, California (Santa Clara County). It has a population of 70,279 and covers 8.3 square miles.
What is the population of zip code 95123?
The population of zip code 95123 (San Jose, CA) is 70,279 with a median age of 37.6. There are approximately 25,023 housing units in this area.
What is the median income in zip code 95123?
The median household income in zip code 95123 (San Jose, CA) is $136,364 per year. The cost of living index is 250 (100 = national average).
What is the average home price in zip code 95123?
The median home value in zip code 95123 (San Jose, CA) is $1,108,100. The cost of living index is 250 compared to the national average of 100.
What county is zip code 95123 in?
Zip code 95123 is located in Santa Clara County, California. The primary city is San Jose.
What is the area code for zip code 95123?
Zip code 95123 in San Jose, CA uses area code 408. It is located in the Pacific (PST/PDT) timezone.
Is zip code 95123 a good place to live?
Zip code 95123 (San Jose, CA) has a cost of living index of 250 (100 = national average), a median household income of $136,364, and median home values of $1,108,100. The median age is 37.6. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 95123?
The cost of living index for zip code 95123 (San Jose, CA) is 250, where 100 represents the national average. This area is above the national average. Median home value: $1,108,100.
What schools serve zip code 95123?
Zip code 95123 in San Jose, 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.