US ZIP Codes → WA → SAMMAMISH

SAMMAMISH, WA ZIP Code

City	SAMMAMISH
State	Washington
ZIP Codes count	3 (see all)
Post offices count	2 (see all)
Total population	64,049 (see all)

ZIP Codes for SAMMAMISH, Washington

98029, 98074, 98075

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 SAMMAMISH, WA by streets

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

List of SAMMAMISH, WA ZIP Codes

ZIP	TYPE	POPULATION
98029	STANDARD	31,480
98074	STANDARD	30,370
98075	STANDARD	25,762

Post offices

ISSAQUAH — Post Office^™ 400 NW GILMAN BLVD ISSAQUAH, WA 98027-9998
REDMOND — Post Office^™ 7241 185TH AVE NE REDMOND, WA 98052-9998

Envelope example

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

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Address example

3312 263RD AVE SE
SAMMAMISH WA 98075-9111

25680 E PLATEAU DR
SAMMAMISH WA 98074-3448

23491 NE 11TH CT
SAMMAMISH WA 98074-6868

19793 NE 42ND WAY
SAMMAMISH WA 98074-6129

21268 SE 37TH ST
SAMMAMISH WA 98075-9669

24478 SE 46TH CT
SAMMAMISH WA 98029-6535

Map

Census data for SAMMAMISH, WA

Demographic and housing estimates in SAMMAMISH, WA

Total population
Total population	64,049
Male	31,408
Female	32,641

Population by age
Total population	64,049
Under 5 years	4,123
5 to 9 years	5,455
10 to 14 years	6,052
15 to 19 years	4,800
20 to 24 years	2,081
25 to 34 years	5,630
35 to 44 years	11,669
45 to 54 years	11,883
55 to 59 years	4,139
60 to 64 years	3,377
65 to 74 years	3,306
75 to 84 years	1,127
85 years and over	407
Median age (years)	38.5
Under 18 years	19,261
16 years and over	47,050
18 years and over	44,788
21 years and over	43,254
62 years and over	6,881
65 years and over	4,840

Population by race
Total population	64,049
One race	61,144
White	41,071
Black or African American	709
American Indian and Alaska Native	79
Asian	18,942
Native Hawaiian and Other Pacific Islander	53
Some other race	290
Two or more races	2,905

Citizen, voting age population
Citizen, VOTING AGE 18 and over population	35,886
Male Citizen, VOTING AGE 18 and over population	17,737
Female Citizen, VOTING AGE 18 and over population	18,149

Social characteristics in SAMMAMISH, WA

Households by type
Total households	21,218
Family households (families)	18,661
Married-couple family	16,857
Male householder, no wife present, family	671
Female householder, no husband present, family	1,133
Nonfamily households	2,557
Average household size	3.01
Average family size	3.23

Economic characteristics in SAMMAMISH, WA

Income and benefits (in 2018 inflation-adjusted dollars)
Total households	21,218
Less than $10,000	339
$10,000 to $14,999	124
$15,000 to $24,999	265
$25,000 to $34,999	347
$35,000 to $49,999	775
$50,000 to $74,999	1,323
$75,000 to $99,999	1,555
$100,000 to $149,999	4,468
$150,000 to $199,999	3,644
$200,000 or more	8,378
Median household income (dollars)	165,318

Housing characteristics in SAMMAMISH, WA

Housing occupancy
Total housing units	21,893
Occupied housing units	21,218
Vacant housing units	675

Units in structure
Total housing units	21,893
1-unit, detached	18,499
1-unit, attached	1,145
2 units	47
3 or 4 units	277
5 to 9 units	807
10 to 19 units	639
20 or more units	430
Mobile home	49
Boat, RV, van, etc.	0

Year structure built
Total housing units	21,893
Built 2014 or later	533
Built 2010 to 2013	1,060
Built 2000 to 2009	4,795
Built 1990 to 1999	6,212
Built 1980 to 1989	6,140
Built 1970 to 1979	2,284
Built 1960 to 1969	482
Built 1950 to 1959	112
Built 1940 to 1949	75
Built 1939 or earlier	200

Rooms
Total housing units	21,893
1 room	87
2 rooms	224
3 rooms	570
4 rooms	1,246
5 rooms	2,340
6 rooms	2,735
7 rooms	3,588
8 rooms	3,725
9 rooms or more	7,378
Median rooms	7.5

Bedrooms
Total housing units	21,893
No bedroom	174
1 bedroom	449
2 bedrooms	2,191
3 bedrooms	7,242
4 bedrooms	9,199
5 or more bedrooms	2,638

Housing tenure
Occupied housing units	21,218
Owner-occupied	18,203
Renter-occupied	3,015
Average household size of owner-occupied unit	3.01
Average household size of renter-occupied unit	3.04

Year householder moved into unit
Occupied housing units	21,218
Moved in 2017 or later	934
Moved in 2015 to 2016	1,958
Moved in 2010 to 2014	6,458
Moved in 2000 to 2009	7,011
Moved in 1990 to 1999	3,407
Moved in 1989 and earlier	1,450

Value
Owner-occupied units	18,203
Less than $50,000	92
$50,000 to $99,999	10
$100,000 to $149,999	53
$150,000 to $199,999	143
$200,000 to $299,999	534
$300,000 to $499,999	2,213
$500,000 to $999,999	11,762
$1,000,000 or more	3,396
Median (dollars)	749,000

Mortgage status
Owner-occupied units	18,203
Housing units with a mortgage	14,883
Housing units without a mortgage	3,320

Gross rent
Occupied units paying rent	2,948
Less than $500	20
$500 to $999	144
$1,000 to $1,499	222
$1,500 to $1,999	688
$2,000 to $2,499	740
$2,500 to $2,999	545
$3,000 or more	589
Median (dollars)	2,270
No rent paid	67

Data is based on 2018 Census

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State for SAMMAMISH

Washington ZIP Codes

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