Residential delivery area · California
ZIP Code 94306: Palo Alto, CA
ZIP code 94306 is in Palo Alto, California, entirely in Santa Clara County (Census 2020 ZIP-county file). About 27,000 people live there (Census Bureau, ACS 2020-2024), the 2nd most populous of Palo Alto's 4 residential ZIP codes. Median household income is $210,000 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2022
- ZBP2023
- IRS2022
- Town
- Palo Alto · 4 residential ZIPs
- County
- Santa Clara County
- Census places
- Palo Alto
- Neighborhoods
- Barron Park, Charleston Meadows, College Terrace, Evergreen Park, Green Acres, Greenmeadow and 6 more GeoNames
- Metro area
- San Jose-Sunnyvale-Santa Clara, CA
- House district
- CA-16 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 4.1 sq mi · 6,654 people per sq mi
Where is ZIP code 94306?
94306 centers on 37.416°, -122.131° and covers 4.1 square miles of land. It borders 7 ZIP codes: 94301, 94305, 94304, 94303, 94043, 94040, 94022.
The map draws ZIP code areas only. For the streets inside 94306, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 94306 compare with the rest of Palo Alto?
| Measure | 94306 | In Palo Alto | In Santa Clara County | In CA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 27,183 | 2nd of 4 | 38th of 63 | 672nd of 1,802 |
| Median household income | $210k | 2nd of 4 | 9th of 57 | 38th of 1,189 |
| Median home value | $2M+ | 1= of 4 | 1= of 58 | 1= of 1,317 |
1= means a shared first place: 94306's median home value ties with 2 other ZIP codes at the Census cap in Palo Alto; median home value ties with 14 other ZIP codes at the Census cap in Santa Clara County; median home value ties with 61 other ZIP codes at the Census cap in California.
Its median household income is higher than in 99% of U.S. residential ZIP codes, and it is denser than 96% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 94306?
The 2020 Census counted 28,659 people in 94306; the ACS, which samples households over 2020-2024, estimates 27,183. Between the 2010 and 2020 censuses its population grew 8.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 27,183
- 2020 Census count
- 28,659+8.3% since 2010 (26,469)
- Households
- 10,640
- Median age
- 42.3
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 94306?
Of the 27,183 people the ACS estimates in 94306, 22.1% are under 18 and 18.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (43.1%), then Asian (not Hispanic) (39.8%).
- Under 1822.1%
- 18 to 6459.5%
- 65 and older18.5%
- White, not Hispanic43.1%
- Asian, not Hispanic39.8%
- Hispanic or Latino8.5%
- Other or two or more7.2%
- Black, not Hispanic1.5%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 94306 earn?
Median household income is $210,000 (ACS 2020-2024), the 9th highest of the 57 ranked ZIP codes in Santa Clara County. It rose from $176,203 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $210,000±$24,403
- Income per person
- $114,197
- Below the poverty line
- 8.9%
- Unemployed (of the labor force)
- 2.8%
- Adults 25+ with a bachelor's degree
- 80.9%
- Adjusted gross income per tax return, 2022
- $370,17113,250 returns; wages 68% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 94306?
- Median home value (owners' estimate)
- $2,000,000 or more
- Median gross rent
- $2,994
- Homes owned by their occupants
- 52.6%
- Housing units
- 11,744
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 94306?
1,079 business establishments had a location in this ZIP code in 2023, 73 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services313
- Health care and social assistance156
- Accommodation and food services101
- Information97
- Other services (except public administration)77
- Finance and insurance63
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 94306?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 94301 | Palo Alto | 17,508 | $242k | 2.2 mi |
| 94305 | Stanford | 18,509 | $83k | 2.2 mi |
| 94304 | Palo Alto | 5,000 | $154k | 2.4 mi |
| 94303 | Palo Alto | 46,879 | $152k | 3.0 mi |
| 94043 | Mountain View | 33,176 | $203k | 3.4 mi |
| 94040 | Mountain View | 35,632 | $188k | 3.5 mi |
| 94022 | Los Altos | 20,027 | $250k+ | 4.3 mi |
| 94041 | Mountain View | 16,050 | $179k | 3.6 mi (near) |
| 94025 | Menlo Park | 40,721 | $217k | 3.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.