94002 ZIP Code — Belmont, CA

San Mateo County, California

ZIP code 94002 is located in Belmont, California, within San Mateo County. It covers approximately 5.62 square miles and serves a population of 27,893 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 650.

About ZIP code 94002

The housing stock consists of a significant share of large multi-unit buildings. Most homes were built in the 1960s, giving the area an established character. Median home value is $2,000,000. Owner-occupancy sits near the national average at 57%.

The gap between median ($184,929) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 7% is below the national average.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 29 minutes is near the national average. Remote work is prevalent — 28% of workers work from home.

Educational attainment is high — 68% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 94002 reflects a community defined by a highly educated population and a high rate of remote workers.

27,893

population

5.62

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

94002 ZIP code map

Cities in ZIP code 94002

Below are the cities the US Postal Service accepts for ZIP code 94002. Using any city not on this list may result in mail delivery delays.

City	Status
Belmont	Preferred

Nearby ZIP codes

94403 San Mateo (1.9 mi) 94070 San Carlos (2 mi) 94402 San Mateo (2.6 mi) 94065 Redwood City (3.1 mi) 94404 San Mateo (3.2 mi) 94497 San Mateo (3.8 mi) 94401 San Mateo (4.4 mi) 94061 Redwood City (4.6 mi) 94063 Redwood City (5 mi) 94010 Burlingame (5.5 mi) 94027 Atherton (6.7 mi) 94019 Half Moon Bay (6.9 mi)

Demographics updated 06/2026

Population
Total population	27,893
Population density	4,963 / sq mi
State FIPS	06
County FIPS	081

Geography
Land area	5.62 sq mi
Water area	0.01 sq mi
Latitude	37.5138
Longitude	-122.2963
Timezone	Pacific (PT)
Area code	650

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.2%	18.4%	32.6%
$50k – $100k	16.0%	20.5%	27.7%
$100k – $200k	27.0%	30.5%	26.4%
Over $200k	40.9%	30.6%	13.3%

Demographics & statistics

27,893

Population

4,963

People per sq mi

40.9

Median age

$184,929

Median household income

$92,721

Per capita income

$2,000,000

Median home value

$2,837

Median monthly rent

56.6%

Home ownership

6.9%

Poverty rate

6.5%

Unemployment

6,873

Housing units

68.3%

Bachelor's or higher

Age distribution

Male Female

736

Under 5

693

812

5–9

766

1,000

10–14

943

1,015

15–19

956

416

20–24

392

1,845

25–34

1,738

2,346

35–44

2,211

2,294

45–54

2,162

1,009

55–59

951

860

60–64

811

1,103

65–74

1,040

597

75–84

563

326

85+

308

← Male

Female →

Age summary

Group	Count	%
Under 18	6,395	22.9%
18 and over	21,498	77.1%
65 and over	3,937	14.1%
Median age	40.9 years

Race & ethnicity

White 48.8%

Asian 27%

Two or more races 8.2%

Hispanic or Latino 7.7%

Other race 5%

Black or African American 1.9%

Native Hawaiian / Pacific Islander 1.2%

American Indian / Alaska Native 0.3%

Group	Count	%
White	14,740	48.8%
Asian	8,150	27%
Two or more races	2,487	8.2%
Hispanic or Latino	2,332	7.7%
Other race	1,499	5%
Black or African American	587	1.9%
Native Hawaiian / Pacific Islander	348	1.2%
American Indian / Alaska Native	82	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.2%	18.4%	32.6%
$50k – $100k	16.0%	20.5%	27.7%
$100k – $200k	27.0%	30.5%	26.4%
Over $200k	40.9%	30.6%	13.3%

Under $10k 2.5%

$10k–$15k 3.5%

$15k–$25k 3.3%

$25k–$35k 2.8%

$35k–$50k 3.0%

$50k–$75k 7.2%

$75k–$100k 5.3%

$100k–$150k 13.3%

$150k–$200k 11.1%

$200k+ 48.0%

Range	% of households
Under $10k	2.5%
$10k–$15k	3.5%
$15k–$25k	3.3%
$25k–$35k	2.8%
$35k–$50k	3.0%
$50k–$75k	7.2%
$75k–$100k	5.3%
$100k–$150k	13.3%
$150k–$200k	11.1%
$200k+	48.0%
Median income	$184,929

Housing

Home values

Under $50k 1.2%

$50k–$100k 0.2%

$100k–$150k 0.1%

$150k–$200k 0.2%

$200k–$300k 0.6%

$300k–$500k 0.3%

$500k–$1M 6.4%

$1M+ 91.1%

Housing overview

Metric	Value
Median home value	$2,000,000
Median rent / month	$2,837
Owner occupied	56.6%
Renter occupied	43.4%
Vacant	6.3%
Single-family detached	54.1%
Large apartment buildings	22.1%
Mobile homes	0.4%
Median rooms	4.9
Avg household size (owned)	2.77

Year built

Era	%
2020 or later	0.0%
2010–2019	2.7%
2000–2009	3.7%
1990–1999	6.6%
1980–1989	5.9%
1970–1979	21.3%
1960–1969	28.3%
1950–1959	21.5%
1940–1949	7.4%
1939 or earlier	2.6%

Bedrooms

Size	% of units
No bedroom (studio)	4.9%
1 bedroom	19.3%
2 bedrooms	22.5%
3 bedrooms	33.3%
4 bedrooms	15.8%
5+ bedrooms	4.1%

Vehicles per household

Vehicles	% of households
No vehicle	6.4%
1 vehicle	29.5%
2 vehicles	43.9%
3 or more	20.2%

Heating fuel

Fuel type	%
Utility gas	64.7%
Electricity	30.8%
Propane / LP gas	3.0%
Wood	0.4%
Solar	0.3%
No fuel used	0.7%

Households & families

Household type	Count	%
Married-couple family	6,500	59.9%
Cohabiting couple	716	6.6%
Male householder, no spouse	1,715	15.8%
Female householder, no spouse	1,923	17.7%
Households with children under 18	3,894	35.9%
Households with seniors (65+)	2,496	23.0%
Average household size	2.50

Marital status

Status	Male	Female
Never married	31.9%	26.0%
Married	58.4%	57.7%
Separated	1.8%	0.6%
Widowed	1.6%	5.4%
Divorced	6.3%	10.3%

Education

Less than 9th grade 2.2%

Some HS, no diploma 1.6%

HS graduate 8.3%

Some college, no degree 12.4%

Associate's degree 7.1%

Bachelor's degree 35.2%

Graduate / professional 33.1%

Metric	%
HS diploma or higher	96.1%
Bachelor's or higher	68.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	551	7.7%
Kindergarten	345	4.8%
Elementary school	2,901	40.6%
High school	1,608	22.5%
College / grad school	1,734	24.3%

Employment

Industry of employment

Professional & management 29.3%

Education & healthcare 18.7%

Manufacturing 10.3%

Retail trade 7.2%

Information 7.0%

Arts, food & hospitality 6.2%

Finance & real estate 6.1%

Construction 4.0%

Other services 3.4%

Transportation & utilities 3.2%

Public administration 2.8%

Wholesale trade 1.5%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	72.7%
Service	8.4%
Sales & office	12.1%
Natural resources & construction	2.8%
Production & transportation	4.1%

Employment type

Type	%
Private sector	84.2%
Government	9.6%
Self-employed	6.1%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	57.3%
Carpool	5.1%
Public transit	5.7%
Walk	2.3%
Work from home	27.9%
Other means	1.6%
Avg commute (minutes)	29.0

Poverty

All people 6.9%

Under 18 years 5.3%

18 and over 7.4%

Married-couple families 4.1%

Female-led households 9.0%

Income support

Source	% of households
Social Security	20.5%
Retirement income	20.0%
Supplemental Security	3.8%
Cash public assistance	3.5%
Food stamps / SNAP	5.0%

Health indicators

Condition	%
Obesity	20.7%
High blood pressure	24.2%
High cholesterol	31.0%
Diabetes	7.4%
Heart disease	4.4%
Stroke	2.0%
Asthma	8.4%
Arthritis	18.2%
Kidney disease	2.2%
Pulmonary disease	3.9%
Cancer	6.4%

Behavior / access	%
Smoking	7.7%
Binge drinking	17.7%
No physical activity	13.5%
Less than 7 hrs sleep	27.3%
Depression	14.5%
Fair or poor health	8.6%
Poor mental health	11.4%
Poor physical health	6.8%
No health insurance	6.7%
Visited doctor (checkup)	67.6%
Visited dentist	76.1%
Cholesterol screening	93.4%
Teeth loss	5.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	682	3.2%

Disability	%
Any disability	8.1%
Under 18	2.0%
18–64 years	5.9%
65 and over	29.0%

Health insurance coverage

Type	%
Private insurance	86.9%
Public insurance	23.4%
No insurance	2.3%
Uninsured under 19	1.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	26,464	94.9%
Spanish	2,006	7.6%
Other Indo-European	423	1.6%
Asian & Pacific Islander	396	1.5%
Other languages	1,065	4.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	19,595	70.3%
Born in same state	19,131	68.6%
Born in different state	13,668	49.0%
Foreign born	464	1.7%
Naturalized citizen	8,298	29.7%
Not a US citizen	4,861	58.6%

Ancestry

Ancestry	Count	%
Italian	2,278	8.2%
French	1,958	7%
Arab	805	2.9%
English	389	1.4%
Dutch	176	0.6%

Ancestry	Count	%
Polish	154	0.6%
Irish	85	0.3%
German	48	0.2%
Norwegian	23	0.1%

Technology access

Metric	% of households
Computer access	38.9%
Internet access	96.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 94002

What city is ZIP code 94002 in?

ZIP code 94002 is primarily assigned to Belmont, California.

What county is ZIP code 94002 in?

ZIP code 94002 falls within San Mateo County, California.

How educated is the population of ZIP code 94002?

68% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the median household income in ZIP code 94002?

The median household income in ZIP code 94002 is $184,929, above the national median of ~$75,000.

What is the typical home value in ZIP code 94002?

The median home value in ZIP code 94002 is $2,000,000.

What is the population of ZIP code 94002?

ZIP code 94002 has an estimated population of 27,893 residents, with a density of 4,960 people per square mile.

What timezone is ZIP code 94002 in?

ZIP code 94002 observes the PST timezone.