Loma Mar ZIP Code List — San Mateo County, CA

There is one unique ZIP code in Loma Mar, California and it is 94021. Area code: 650.

ZIP codes

10.95

sq mi land

0.00

sq mi water

650

area code

Loma Mar, CA ZIP code map

About Loma Mar, CA

Loma Mar, California, is a small and charming community located in San Mateo County. Nestled in the heart of the rugged coastal foothills, Loma Mar is known for its natural beauty and serene atmosphere. This unique town offers a tranquil escape from the hustle and bustle of urban life, attracting those seeking peace and a closer connection to nature.

Location & geography

Loma Mar is situated approximately 26 miles south of San Francisco and about 10 miles from the Pacific Ocean. It is bordered by several nearby cities including La Honda to the east, Pescadero to the southwest, and Woodside to the north, enhancing its rural charm. The area boasts a diverse terrain consisting mainly of hills and forests, with no significant water bodies within its 10.95 square miles of land area.

Community & economy

The character of Loma Mar is characterized by a close-knit community and a relaxed, rural lifestyle. The economy is predominantly driven by local businesses and tourism, with residents often engaged in outdoor activities such as hiking and camping. Daily life in Loma Mar revolves around enjoying nature, supporting local artisans, and fostering community connections.

Transportation

Loma Mar is accessible via highways, primarily through California State Route 84, which connects the area to larger cities and recreational destinations. The nearest major airport is San Francisco International Airport, located around 30 miles to the north, providing easy access for visitors and residents alike. Public transportation options are limited, making personal vehicles the primary mode of transit for the community.

History

Loma Mar was established in the early 20th century and has retained much of its original charm and character. Key industries historically included agriculture and timber, though tourism has since gained prominence due to the area's natural attractions. Notable events include community gatherings that celebrate the rich cultural heritage of the region.

Did you know?

One surprising fact about Loma Mar is that it is home to the historic Loma Mar State Park, where visitors can explore lush forests and trails. Additionally, the town's name translates to 'Sea Hill' in Spanish, reflecting its scenic coastal foothill geography.

ZIP codes for Loma Mar, CA (1)

ZIP code	City	County	Map
94021	Loma Mar	San Mateo	View map

Demographics & statistics

123

Population

45.0

Median age

$201,950

Median household income

$160,867

Per capita income

Median home value

Median monthly rent

41.0%

Home ownership

0.0%

Poverty rate

0.0%

Unemployment

Housing units

43.8%

Bachelor's or higher

Age distribution

Male Female

10–14

35–44

45–54

55–59

65–74

← Male

Female →

Age summary

Group	Count	%
Under 18	34	27.6%
18 and over	89	72.4%
65 and over	25	20.3%
Median age	45.0 years

Race & ethnicity

White 100%

Group	Count	%
White	123	100%

Household income

$150k–$200k 18.0%

$200k+ 82.0%

Range	% of households
$150k–$200k	18.0%
$200k+	82.0%
Median income	$201,950

Housing

Home values

$500k–$1M 100.0%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$0
Owner occupied	41.0%
Renter occupied	59.0%
Vacant	16.4%
Single-family detached	100.0%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	3.5
Avg household size (owned)	0.00

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	0.0%
1990–1999	0.0%
1980–1989	0.0%
1970–1979	34.2%
1960–1969	0.0%
1950–1959	0.0%
1940–1949	34.2%
1939 or earlier	31.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	65.8%
2 bedrooms	0.0%
3 bedrooms	34.2%
4 bedrooms	0.0%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	18.0%
2 vehicles	82.0%
3 or more	0.0%

Heating fuel

Fuel type	%
Utility gas	41.0%
Wood	59.0%

Households & families

Household type	Count	%
Married-couple family	25	41.0%
Cohabiting couple	0	0.0%
Male householder, no spouse	0	0.0%
Female householder, no spouse	36	59.0%
Households with children under 18	25	41.0%
Households with seniors (65+)	25	41.0%
Average household size	2.02

Marital status

Status	Male	Female
Never married	0.0%	18.0%
Married	100.0%	41.0%
Separated	0.0%	0.0%
Widowed	0.0%	0.0%
Divorced	0.0%	41.0%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 0.0%

Some college, no degree 56.2%

Associate's degree 0.0%

Bachelor's degree 31.5%

Graduate / professional 12.4%

Metric	%
HS diploma or higher	100.0%
Bachelor's or higher	43.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	34	100.0%
High school	0	0.0%
College / grad school	0	0.0%

Employment

Industry of employment

Professional & management 31.5%

Finance & real estate 28.1%

Arts, food & hospitality 28.1%

Education & healthcare 12.4%

Occupation

Category	%
Management, business & arts	100.0%
Service	0.0%
Sales & office	0.0%
Natural resources & construction	0.0%
Production & transportation	0.0%

Employment type

Type	%
Private sector	100.0%
Government	0.0%
Self-employed	0.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	71.9%
Carpool	28.1%
Public transit	0.0%
Walk	0.0%
Other means	0.0%
Avg commute (minutes)	0.0

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	41.0%
Retirement income	0.0%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
High blood pressure	21.8%
High cholesterol	28.7%
Heart disease	3.9%
Stroke	1.8%
Asthma	9.7%
Arthritis	17.1%
Kidney disease	1.9%
Pulmonary disease	4.6%
Cancer	5.2%

Behavior / access	%
Binge drinking	21.5%
No physical activity	13.9%
Less than 7 hrs sleep	28.6%
Fair or poor health	9.7%
Poor mental health	14.4%
Poor physical health	7.8%
No health insurance	8.2%
Visited doctor (checkup)	64.0%
Visited dentist	72.7%
Cholesterol screening	91.3%
Teeth loss	7.6%

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	100.0%
Public insurance	20.3%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	123	100.0%
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)	123	100.0%
Born in same state	123	100.0%
Born in different state	73	59.3%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	36	29.3%

Ancestry	Count	%
Italian	25	20.3%

Technology access

Metric	% of households
Computer access	49.6%
Internet access	100.0%

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

Frequently asked questions

What is the ZIP code for Loma Mar, CA?

Loma Mar, CA has one ZIP code: 94021.

What is the main ZIP code for Loma Mar, CA?

The primary ZIP code for Loma Mar, CA is 94021. The city uses area code 650 for phone service.

What county is Loma Mar, CA in?

Loma Mar is located in San Mateo County, California.

How many ZIP codes are in Loma Mar, CA?

Loma Mar, CA has 1 ZIP code.

What is the ZIP code for Loma Mar in San Mateo County?

Loma Mar, California uses the single ZIP code 94021, which serves this rural unincorporated community located in the Santa Cruz Mountains of San Mateo County.

If I'm mailing a letter to a residence in Loma Mar near Pescadero Road, what ZIP code should I use?

You should use ZIP code 94021 for any mailing address in Loma Mar, as this is the only ZIP code assigned to this unincorporated community.