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California ZIP Codes
San Mateo County
San Gregorio, CA
94074
94074 ZIP Code — San Gregorio, CA
San Mateo County, California
ZIP code 94074 is located in
San Gregorio ,
California ,
within San Mateo County .
It covers approximately 23.12 square miles and serves a population of
151 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 650 .
94074 ZIP code map
View map of 94074
Cities in ZIP code 94074
Below are the cities the US Postal Service accepts for ZIP code 94074. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
151
Population density
7 / sq mi
State FIPS
06
County FIPS
081
Geography
Land area
23.12 sq mi
Water area
0.03 sq mi
Latitude
37.2944
Longitude
-122.3575
Timezone
Pacific (PT)
Area code
650
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
0.0%
18.4%
32.6%
$50k – $100k
13.4%
20.5%
27.7%
$100k – $200k
68.7%
30.5%
26.4%
Over $200k
17.9%
30.6%
13.3%
Demographics & statistics
$143,203
Median household income
$109,686
Per capita income
$1,039,100
Median home value
19.4%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 48 31.8%
18 and over 103 68.2%
65 and over 0 0.0%
Median age 42.3 years
Race & ethnicity
Group Count %
Two or more races 91 50.3%
White 60 33.1%
Hispanic or Latino 30 16.6%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
0.0%
18.4%
32.6%
$50k – $100k
13.4%
20.5%
27.7%
$100k – $200k
68.7%
30.5%
26.4%
Over $200k
17.9%
30.6%
13.3%
Range % of households
$25k–$35k 20.6%
$50k–$75k 16.2%
$100k–$150k 47.1%
$200k+ 16.2%
Median income $143,203
Housing
Housing overview
Metric Value
Median home value $1,039,100
Median rent / month $0
Owner occupied 79.4%
Renter occupied 20.6%
Vacant 0.0%
Single-family detached 32.4%
Large apartment buildings 0.0%
Mobile homes 20.6%
Median rooms 4.7
Avg household size (owned) 2.54
Year built
Era %
2020 or later 0.0%
2010–2019 0.0%
2000–2009 0.0%
1990–1999 20.6%
1980–1989 0.0%
1970–1979 0.0%
1960–1969 0.0%
1950–1959 63.2%
1940–1949 0.0%
1939 or earlier 16.2%
Bedrooms
Size % of units
No bedroom (studio) 20.6%
1 bedroom 0.0%
2 bedrooms 47.1%
3 bedrooms 32.4%
4 bedrooms 0.0%
5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 20.6%
2 vehicles 63.2%
3 or more 16.2%
Heating fuel
Fuel type %
Propane / LP gas 63.2%
Wood 36.8%
Households & families
Household type Count %
Married-couple family 43 63.2%
Cohabiting couple 0 0.0%
Male householder, no spouse 25 36.8%
Female householder, no spouse 0 0.0%
Households with children under 18 43 63.2%
Households with seniors (65+) 0 0.0%
Average household size 2.22
Marital status
Status Male Female
Never married 21.2% 0.0%
Married 62.1% 100.0%
Separated 16.7% 0.0%
Widowed 0.0% 0.0%
Divorced 0.0% 0.0%
Education
Some college, no degree
24.3%
Graduate / professional
0.0%
Metric %
HS diploma or higher 100.0%
Bachelor's or higher 19.4%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 0 0.0%
Kindergarten 0 0.0%
Elementary school 29 100.0%
High school 0 0.0%
College / grad school 0 0.0%
Employment
Industry of employment
Education & healthcare
14.3%
Occupation
Category %
Management, business & arts 11.7%
Service 14.3%
Sales & office 0.0%
Natural resources & construction 59.7%
Production & transportation 14.3%
Employment type
Type %
Private sector 58.4%
Government 0.0%
Self-employed 41.6%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 85.7%
Carpool 14.3%
Public transit 0.0%
Walk 0.0%
Work from home 0.0%
Other means 0.0%
Avg commute (minutes) 0.0
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 0.0%
Retirement income 0.0%
Supplemental Security 0.0%
Cash public assistance 0.0%
Food stamps / SNAP 0.0%
Health indicators
Condition %
Obesity 23.6%
High blood pressure 25.6%
High cholesterol 32.5%
Diabetes 7.9%
Heart disease 4.9%
Stroke 2.2%
Asthma 9.2%
Arthritis 19.8%
Kidney disease 2.3%
Pulmonary disease 5.1%
Cancer 6.2%
Behavior / access %
Smoking 10.5%
Binge drinking 19.8%
No physical activity 14.1%
Less than 7 hrs sleep 27.7%
Depression 16.9%
Fair or poor health 10.4%
Poor mental health 12.9%
Poor physical health 8.3%
No health insurance 7.2%
Visited doctor (checkup) 66.5%
Visited dentist 74.1%
Cholesterol screening 92.6%
Teeth loss 6.9%
Veterans & disability
Veterans Count %
Civilian veterans 0 0.0%
Disability %
Any disability 0.0%
Under 18 0.0%
18–64 years 0.0%
65 and over 0.0%
Health insurance coverage
Type %
Private insurance 25.8%
Public insurance 66.9%
No insurance 7.3%
Uninsured under 19 22.9%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 132 87.4%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 137 90.7%
Born in same state 137 90.7%
Born in different state 126 83.4%
Foreign born 0 0.0%
Naturalized citizen 14 9.3%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
French 14 9.3%
Ancestry Count %
Italian 11 7.3%
Technology access
Metric % of households
Computer access 45.0%
Internet access 100.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 94074
What city is ZIP code 94074 in?
ZIP code 94074 is primarily assigned to San Gregorio, California.
What county is ZIP code 94074 in?
ZIP code 94074 falls within San Mateo County, California.
Is ZIP code 94074 family-oriented?
32% of residents in ZIP code 94074 are under 18, reflecting a younger, family-oriented community.
What is the median household income in ZIP code 94074?
The median household income in ZIP code 94074 is $143,203, above the national median of ~$75,000.
What is the typical home value in ZIP code 94074?
The median home value in ZIP code 94074 is $1,039,100.
What is the population of ZIP code 94074?
ZIP code 94074 has an estimated population of 151 residents, with a density of 7 people per square mile.
What timezone is ZIP code 94074 in?
ZIP code 94074 observes the PST timezone.
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