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98240 ZIP Code

Custer, Washington

December 30, 2025
ZIP Code:98240
City/Town:Custer
County:Whatcom
State:Washington
ZIP Type:Standard
Population:3,426
Median Household Income:$102,602
Per Capita Income:$46,178
Total Housing Units:1,273
Median Home Value:$510,400
Land Area:22.3 sq miles
57.6 sq km
Water Area:0.0 sq miles
0.1 sq km
Coordinates:48.9482, -122.6207

Population Information (98240 zip code)

#%US
Total Population:3,426----
Male:1,71550.1%49.6%
Female:1,71149.9%50.4%
Median Age:40.7 yrs--38.5 yrs
Under 5 years:702.0%5.7%
5 to 9 years:40611.9%6.0%
10 to 14 years:3399.9%6.5%
15 to 19 years:2457.2%6.6%
20 to 24 years:561.6%6.7%
25 to 34 years:2798.1%13.7%
35 to 44 years:60017.5%12.9%
45 to 54 years:53015.5%12.4%
55 to 59 years:2768.1%6.5%
60 to 64 years:2176.3%6.4%
65 to 74 years:3339.7%9.7%
75 to 84 years:752.2%4.8%
85 years and over:00.0%2.0%

Housing Information (98240 zip code)

#%US
Median home value:$510,400--$281,900
Median rooms:6.8--5.5
Median rent:$1,433 / mo.--$1,268 / mo.
Total housing units:1,273----
Occupied housing units:1,22596.2%38.0%
Vacant housing units:483.8%4.6%
Housing tenure:------
Owner-occupied:1,08388.4%64.8%
Renter-occupied:14211.6%35.2%

Educational Attainment (98240 zip code)

#%US
Population 25 years and over:2,310----
Less than 9th grade:994.3%4.7%
9th to 12th grade, no diploma:1004.3%6.1%
High school graduate:73231.7%26.4%
Some college, no degree:42318.3%19.7%
Associate degree:37716.3%8.7%
Bachelor's degree:44619.3%20.9%
Graduate or professional degree:1335.8%13.7%
Percent high school graduate or higher:--91.4%89.1%
Percent bachelor's degree or higher:--25.1%34.3%

Income Information (98240 zip code)

ValueUS
Median household income:$102,602 / yr.$75,149 / yr.
Mean household income:$126,104 / yr.$105,833 / yr.
Median family income:$92,868 / yr.$92,646 / yr.
Per capita income:$46,178 / yr.$41,261 / yr.

Employment (98240 zip code)

#%US
In labor force:1,826--63.5%
Employed:1,69292.7%96.4%
Unemployed:1347.3%5.3%
Not in labor force:785----
Class of Worker:------
Private wage and salary:1,29376.4%79.7%
Government workers:27916.5%14.2%
Self-employed:1207.1%5.9%
Unpaid family workers:00.0%0.1%

Race & Ethnicity (98240 zip code)

#%US
Race (one race):------
White:2,95786.3%61.6%
Black or African American:00.0%12.4%
American Indian/Alaska Native:00.0%1.1%
Asian:00.0%6.0%
Native Hawaiian/Pacific Islander:00.0%0.2%
Some other race:3369.8%8.4%
Two or more races:1333.9%10.2%
Hispanic or Latino (any race):39911.6%18.7%
Mexican:44012.8%11.2%
Puerto Rican:37711.0%1.8%
Cuban:140.4%0.7%
Other Hispanic or Latino:00.0%5.0%
Not Hispanic or Latino:491.4%81.1%

Income Distribution (98240 zip code)

Household IncomeHouseholds%US
Less than $10,000:211.7%4.9%
$10,000 to $14,999:00.0%3.8%
$15,000 to $24,999:736.0%7.0%
$25,000 to $34,999:100.8%7.4%
$35,000 to $49,999:826.7%10.7%
$50,000 to $74,999:15112.3%16.1%
$75,000 to $99,999:22718.5%12.8%
$100,000 to $149,999:48139.3%17.1%
$150,000 to $199,999:383.1%8.8%
$200,000 or more:14211.6%11.4%

Commute to Work (98240 zip code)

Commute MethodWorkers%US
Drove alone:1,28976.2%67.8%
Carpooled:18310.8%8.7%
Public transportation:10.1%4.2%
Walked:251.5%2.5%
Other means:191.1%0.9%
Worked from home:1689.9%13.8%
Mean travel time to work:20.1 min--26.7 min

Industry (98240 zip code)

Industry SectorWorkers%US
Agriculture, forestry, fishing, mining:1126.6%1.6%
Construction:1347.9%6.9%
Manufacturing:26115.4%10.0%
Wholesale trade:553.3%2.4%
Retail trade:1368.0%11.0%
Transportation, warehousing, utilities:20412.1%5.8%
Information:774.6%1.9%
Finance, insurance, real estate:1046.1%6.7%
Professional, scientific, management:18010.6%12.1%
Education, health care, social services:27616.3%23.3%
Arts, entertainment, food services:452.7%9.0%
Other services:442.6%4.7%
Public administration:643.8%4.7%

Poverty Status (98240 zip code)

#%US
Poverty Rate:--3.5%8.8%
All people below poverty level:------
Under 18 years:----16.3%
18 to 64 years:----11.0%
65 years and over:----10.3%

Health Insurance (98240 zip code)

#%US
With health insurance:3,02588.3%91.3%
Private health insurance:2,20864.4%67.6%
Public health coverage:1,21935.6%35.9%
Without health insurance:40111.7%8.7%

Benefits & Assistance (98240 zip code)

Households with:#%US
Earnings:1,08488.5%77.4%
Social Security income:31926.0%31.0%
Retirement income:20516.7%21.8%
Supplemental Security Income (SSI):252.0%4.5%
Cash public assistance income:70.6%1.8%
SNAP (food stamps) benefits:16013.1%11.4%

Housing Types (98240 zip code)

Structure TypeUnits%US
1-unit, detached:1,02480.4%61.4%
1-unit, attached:00.0%6.1%
2 units:00.0%3.4%
3 or 4 units:00.0%4.3%
5 to 9 units:00.0%4.6%
10 to 19 units:00.0%4.3%
20 or more units:00.0%9.9%
Mobile home:24919.6%5.8%
Boat, RV, van, etc.:00.0%0.1%

Year Structure Built (98240 zip code)

Year BuiltUnits%US
Built 2020 or later:00.0%0.6%
Built 2010 to 2019:13010.2%8.2%
Built 2000 to 2009:14111.1%13.5%
Built 1990 to 1999:36428.6%13.2%
Built 1980 to 1989:28622.5%13.2%
Built 1970 to 1979:20916.4%14.6%
Built 1960 to 1969:211.6%10.2%
Built 1950 to 1959:161.3%9.9%
Built 1940 to 1949:70.5%4.6%
Built 1939 or earlier:997.8%12.0%

Bedrooms (98240 zip code)

Number of BedroomsUnits%US
No bedroom (studio):00.0%2.4%
1 bedroom:70.5%3.0%
2 bedrooms:917.1%9.1%
3 bedrooms:65751.6%15.9%
4 bedrooms:50239.4%18.8%
5 or more bedrooms:161.3%17.6%

Heating Fuel (98240 zip code)

Fuel TypeUnits%US
Utility gas:856.9%47.1%
Bottled, tank, or LP gas:30524.9%4.9%
Electricity:58948.1%40.2%
Fuel oil, kerosene, etc.:12710.4%4.2%
Coal or coke:00.0%0.1%
Wood:796.4%1.5%
Solar energy:00.0%0.1%
Other fuel:403.3%0.5%
No fuel used:00.0%0.2%

Vehicles Available (98240 zip code)

VehiclesHouseholds%US
No vehicle available:110.9%8.3%
1 vehicle available:776.3%32.6%
2 vehicles available:34127.8%37.0%
3 or more vehicles available:79665.0%22.1%

Home Value Distribution (98240 zip code)

Value RangeOwner Units%US
Less than $50,000:111.0%5.7%
$50,000 to $99,999:00.0%7.8%
$100,000 to $149,999:171.6%9.2%
$150,000 to $199,999:00.0%10.8%
$200,000 to $299,999:18316.9%19.9%
$300,000 to $499,999:31529.1%24.1%
$500,000 to $999,999:53149.0%17.0%
$1,000,000 or more:262.4%5.6%

Housing Costs (98240 zip code)

ValueUS
Median owner costs (with mortgage):$2,216 / mo.$1,828 / mo.
Median owner costs (no mortgage):$601 / mo.$584 / mo.
Median gross rent:$1,433 / mo.$1,268 / mo.
Average household size (owner-occupied):2.702.53
Average household size (renter-occupied):3.442.38

Households (98240 zip code)

#%US
Total households:1,225----
Married-couple households:73560.0%47.5%
Cohabiting couple households:26021.2%7.0%
Male householder, no spouse:534.3%5.4%
Female householder, no spouse:18515.1%12.7%
Householder living alone:53443.6%28.6%
65 years and over living alone:28523.3%11.8%
Average household size:2.79--2.53
Average family size:2.70----

Marital Status (98240 zip code)

Population 15 years and over#%US
Total:1,411----
Never married:53137.6%37.0%
Now married:79356.2%49.5%
Separated:161.1%1.5%
Widowed:614.3%2.6%
Divorced:24017.0%9.3%

School Enrollment (98240 zip code)

Population 3 years and over#%US
Enrolled in school:1,042----
Nursery school, preschool:928.8%5.8%
Kindergarten:474.5%5.0%
Elementary school (grades 1-8):60858.3%40.5%
High school (grades 9-12):22421.5%21.4%
College or graduate school:716.8%27.3%

Veterans & Disability (98240 zip code)

#%US
Civilian population 18 years and over:2,443----
Veterans:1375.6%6.3%
Civilian noninstitutionalized population:3,426----
With a disability:41912.2%13.4%
Under 18 with disability:6615.8%5.8%
18 to 64 with disability:27365.2%10.4%
65 and over with disability:8019.1%33.4%

Mobility (Residence 1 Year Ago) (98240 zip code)

Population 1 year and over#%US
Same house:3,00387.7%86.9%
Different house:40711.9%13.1%
Same county:5914.5%7.0%
Different county:32279.1%3.2%
Different state:00.0%2.5%
Abroad:266.4%0.4%

Place of Birth (98240 zip code)

#%US
Native born:3,03288.5%86.2%
Foreign born:1584.6%13.9%
Naturalized citizen:394249.4%52.7%
Not a citizen:394249.4%47.3%
Foreign-born by region:------
Europe:394249.4%10.5%
Asia:159.5%31.3%
Africa:00.0%5.5%
Oceania:138.2%0.5%
Latin America:11874.7%50.0%
Northern America:248157.0%2.2%

Language Spoken at Home (98240 zip code)

Population 5 years and over#%US
Total:3,356----
English only:2,89986.4%78.3%
Language other than English:45713.6%21.5%
By language:------
Spanish:44313.2%13.3%
Other Indo-European languages:140.4%3.5%
Asian/Pacific Island languages:00.0%3.5%
Other languages:00.0%1.0%

Computers & Internet (98240 zip code)

Households%US
Households with a computer:1,225100.0%93.1%
Households with broadband internet:1,20398.2%89.4%