US ZIP Codes → CA → SAN MATEO

SAN MATEO, CA ZIP Code

City	SAN MATEO
State	California
ZIP Codes count	5 (see all)
Post offices count	3 (see all)
Total population	104,035 (see all)

ZIP Codes for SAN MATEO, California

94401, 94402, 94403, 94404, 94497

This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.

ZIP Codes for SAN MATEO, CA by streets

Select a street from the list to find ZIP+4 code by address (street and house number)

List of SAN MATEO, CA ZIP Codes

ZIP	TYPE	POPULATION
94401	STANDARD	35,095
94402	STANDARD	27,188
94403	STANDARD	44,244
94404	STANDARD	36,571
94497	UNIQUE	–

Post offices

25TH AVENUE — Post Office^™ 135 W 25TH AVE SAN MATEO, CA 94403-9991
SAINT MATTHEW — Post Office^™ 210 S ELLSWORTH AVE SAN MATEO, CA 94401-9991
SAN MATEO — Post Office^™ 1630 S DELAWARE ST SAN MATEO, CA 94402-9998

Envelope example

On the bottom center of the envelope, write the address you want your letter delivered to. Include the following on separate lines:

Recipient's full name
Full street address
City, State, and ZIP Code

Using the same format, write the return address in the top left corner.

Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.

The recipient address information is provided for your reference.

Address example

264 E HILLSDALE BLVD
SAN MATEO CA 94403-2819

638 NEWLANDS AVE
SAN MATEO CA 94403-5049

29 PRAGUE ST
SAN MATEO CA 94401-1310

1549 TARRYTOWN ST
SAN MATEO CA 94402-3821

74 TILTON TER
SAN MATEO CA 94401-2871

808 WOODSIDE WAY
SAN MATEO CA 94401-1651

Map

Census data for SAN MATEO, CA

Demographic and housing estimates in SAN MATEO, CA

Total population
Total population	104,035
Male	51,828
Female	52,207

Population by age
Total population	104,035
Under 5 years	7,220
5 to 9 years	6,476
10 to 14 years	5,394
15 to 19 years	4,839
20 to 24 years	5,370
25 to 34 years	16,854
35 to 44 years	16,662
45 to 54 years	13,823
55 to 59 years	5,859
60 to 64 years	5,863
65 to 74 years	7,936
75 to 84 years	4,969
85 years and over	2,770
Median age (years)	38.5
Under 18 years	22,054
16 years and over	83,941
18 years and over	81,981
21 years and over	78,991
62 years and over	19,242
65 years and over	15,675

Population by race
Total population	104,035
One race	97,229
White	58,128
Black or African American	2,042
American Indian and Alaska Native	482
Asian	23,928
Native Hawaiian and Other Pacific Islander	2,106
Some other race	10,543
Two or more races	6,806

Citizen, voting age population
Citizen, VOTING AGE 18 and over population	65,618
Male Citizen, VOTING AGE 18 and over population	31,786
Female Citizen, VOTING AGE 18 and over population	33,832

Social characteristics in SAN MATEO, CA

Households by type
Total households	38,583
Family households (families)	24,602
Married-couple family	19,597
Male householder, no wife present, family	1,297
Female householder, no husband present, family	3,708
Nonfamily households	13,981
Average household size	2.65
Average family size	3.25

Economic characteristics in SAN MATEO, CA

Income and benefits (in 2018 inflation-adjusted dollars)
Total households	38,583
Less than $10,000	1,133
$10,000 to $14,999	820
$15,000 to $24,999	1,570
$25,000 to $34,999	1,812
$35,000 to $49,999	2,622
$50,000 to $74,999	4,540
$75,000 to $99,999	4,528
$100,000 to $149,999	7,228
$150,000 to $199,999	4,444
$200,000 or more	9,886
Median household income (dollars)	115,167

Housing characteristics in SAN MATEO, CA

Housing occupancy
Total housing units	41,226
Occupied housing units	38,583
Vacant housing units	2,643

Units in structure
Total housing units	41,226
1-unit, detached	18,356
1-unit, attached	3,878
2 units	1,116
3 or 4 units	1,638
5 to 9 units	3,226
10 to 19 units	2,994
20 or more units	9,992
Mobile home	26
Boat, RV, van, etc.	0

Year structure built
Total housing units	41,226
Built 2014 or later	1,033
Built 2010 to 2013	498
Built 2000 to 2009	1,672
Built 1990 to 1999	2,548
Built 1980 to 1989	4,497
Built 1970 to 1979	6,044
Built 1960 to 1969	5,746
Built 1950 to 1959	9,077
Built 1940 to 1949	5,667
Built 1939 or earlier	4,444

Rooms
Total housing units	41,226
1 room	1,602
2 rooms	2,956
3 rooms	6,404
4 rooms	7,900
5 rooms	7,379
6 rooms	6,455
7 rooms	4,072
8 rooms	2,333
9 rooms or more	2,125
Median rooms	4.7

Bedrooms
Total housing units	41,226
No bedroom	1,984
1 bedroom	8,228
2 bedrooms	13,022
3 bedrooms	12,634
4 bedrooms	4,159
5 or more bedrooms	1,199

Housing tenure
Occupied housing units	38,583
Owner-occupied	21,296
Renter-occupied	17,287
Average household size of owner-occupied unit	2.68
Average household size of renter-occupied unit	2.63

Year householder moved into unit
Occupied housing units	38,583
Moved in 2017 or later	2,059
Moved in 2015 to 2016	4,818
Moved in 2010 to 2014	11,619
Moved in 2000 to 2009	9,926
Moved in 1990 to 1999	4,108
Moved in 1989 and earlier	6,053

Value
Owner-occupied units	21,296
Less than $50,000	252
$50,000 to $99,999	132
$100,000 to $149,999	80
$150,000 to $199,999	58
$200,000 to $299,999	92
$300,000 to $499,999	1,373
$500,000 to $999,999	8,545
$1,000,000 or more	10,764
Median (dollars)	1,007,200

Mortgage status
Owner-occupied units	21,296
Housing units with a mortgage	15,147
Housing units without a mortgage	6,149

Gross rent
Occupied units paying rent	16,999
Less than $500	345
$500 to $999	689
$1,000 to $1,499	1,824
$1,500 to $1,999	3,636
$2,000 to $2,499	3,335
$2,500 to $2,999	2,850
$3,000 or more	4,320
Median (dollars)	2,301
No rent paid	288

Data is based on 2018 Census

ZIP Codes for other locations

State for SAN MATEO

California ZIP Codes

Other cities in California

SACRAMENTO LOS ANGELES SAN DIEGO SAN JOSE FRESNO SAN MARIN SAN MARINO SAN MARTINSAN MATEOSAN MIGUEL SAN PABLO SAN PEDRO