Birch Bay

Population: 11,103
Median household income: $77,120
Median home value: $439,100

Birch Bay, a community in Whatcom County, Washington, has 11,103 residents. The median household income of $77,120 is below the Whatcom County median ($80,989).

Between 2019 and 2023, Birch Bay's population grew 19.1% from 9,323 to 11,103, while its median home value rose 60.1% from $274,300 to $439,100.

8.6% of residents live below the poverty line. Households average 2.34 people.

Demographics

ACS 2019–2023

Population: 11,103
Median age: 42.1 yrs
Median household income: $77,120
Median home value: $439,100
Median gross rent: $1,201
Housing units: 5,947
Homeownership rate: 81.1%
Bachelor's degree or higher: 30.9%
Unemployment rate: 4.8%

Trends

ACS 5-year · 2019–2023

Population

9,32311,103

Median household income

$62,413$77,120

Median home value

$274,300$439,100

Median gross rent

$1,115$1,201

Year	Population	Median household income	Median home value	Median gross rent
2019	9,323	$62,413	$274,300	$1,115
2020	9,917	$63,157	$286,600	$1,081
2021	10,062	$65,729	$301,900	$1,184
2022	11,142	$78,172	$383,200	$1,229
2023	11,103	$77,120	$439,100	$1,201

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 56.5%

5 to 1715.9%

18 to 247.2%

25 to 3412.0%

35 to 4411.3%

45 to 5410.2%

55 to 6413.3%

65 to 7414.3%

75 and over9.3%

	Count	Share
Under 5	726	6.5%
5 to 17	1,762	15.9%
18 to 24	797	7.2%
25 to 34	1,332	12.0%
35 to 44	1,254	11.3%
45 to 54	1,138	10.2%
55 to 64	1,472	13.3%
65 to 74	1,586	14.3%
75 and over	1,036	9.3%

Race & ethnicity

	Count	Share
White (non-Hispanic)	8,747	78.8%
Black or African American	107	1.0%
American Indian & Alaska Native	84	0.8%
Asian	177	1.6%
Native Hawaiian & Pacific Islander	101	0.9%
Some other race	22	0.2%
Two or more races	1,014	9.1%
Hispanic or Latino (any race)	851	7.7%

Educational attainment (age 25+)

No high school diploma6.6%

High school graduate21.1%

Some college or associate's41.4%

Bachelor's degree19.8%

Graduate or professional degree11.1%

	Count	Share
No high school diploma	519	6.6%
High school graduate	1,647	21.1%
Some college or associate's	3,236	41.4%
Bachelor's degree	1,546	19.8%
Graduate or professional degree	870	11.1%

Commute to work

Mean travel time to work: 27 min

Drove alone80.7%

Carpooled8.6%

Public transit0.3%

Walked0.9%

Bicycle0.0%

Worked from home9.5%

Other means0.1%

How workers get to work

	Count	Share
Drove alone	3,514	80.7%
Carpooled	373	8.6%
Public transit	11	0.3%
Walked	40	0.9%
Bicycle	0	0.0%
Worked from home	413	9.5%
Other means	4	0.1%

Travel time

	Count	Share
Under 15 min	914	23.2%
15 to 29 min	1,553	39.4%
30 to 44 min	988	25.1%
45 to 59 min	221	5.6%
60+ min	266	6.7%

Households

Average household size: 2.34
Poverty rate: 8.6% (956 of 11,101)

	Count	Share
Family households	3,099	65.4%
Nonfamily households	1,643	34.6%

Housing

Median year structure built: 1990

Occupancy

	Count	Share
Occupied	4,742	79.7%
Vacant	1,205	20.3%

Tenure (of occupied units)

	Count	Share
Owner-occupied	3,847	81.1%
Renter-occupied	895	18.9%

1-unit, detached71.8%

1-unit, attached2.4%

2 to 4 units2.4%

5 to 19 units5.4%

20 or more units0.5%

Mobile home & other17.4%

Units in structure

	Count	Share
1-unit, detached	4,272	71.8%
1-unit, attached	145	2.4%
2 to 4 units	144	2.4%
5 to 19 units	319	5.4%
20 or more units	30	0.5%
Mobile home & other	1,037	17.4%

Geography

Place GEOID: 5306190
Type (LSAD): 57
Land area: 17 sq mi
Water area: 6.29 sq mi
Center point: 48.9234, -122.7453