ZIP Code Tabulation Area · Washington

ZIP Code 98255: Hamilton, WA

ZIP Code 98255 (Hamilton, Skagit County, Washington) has an estimated 198 residents in 99 households. The median household income is $68,194, the median home value is $217,500 and the median gross rent is —. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Some estimates have a large margin of error. 7 figures for this ZIP (household income, poverty rate, unemployment, bachelor's or higher, owner-occupied, commute, work from home) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

198

Margin of error ±87

Median household income

$68,194*

Margin of error ±$54,028· estimate has a large margin of error

Median home value

$217,500

Margin of error ±$50,742

Median gross rent

—

Margin of error not available

Median age

38.9 yrs

Margin of error ±13.4 yrs

Mean travel time to work

26.3 min*

Margin of error ±25.8 min· estimate has a large margin of error

How ZIP 98255 compares with Washington and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 9825538.9 yrsWashington38.3 yrsUnited States38.9 yrs

Median household income

ZIP 98255$68,194*Washington$98,141United States$80,734

Per capita income

ZIP 98255$38,220Washington$53,744United States$44,673

Poverty rate

ZIP 9825521.2%*Washington9.9%United States12.5%

Unemployment rate

ZIP 982557.1%*Washington5.1%United States5.2%

Bachelor's degree or higher

ZIP 982558.4%*Washington39.6%United States35.7%

Median home value

ZIP 98255$217,500Washington$564,600United States$332,700

Median gross rent

ZIP 98255—Washington$1,760/moUnited States$1,413/mo

Owner-occupied homes

ZIP 9825584.8%*Washington63.8%United States65.2%

Mean travel time to work

ZIP 9825526.3 min*Washington26.6 minUnited States26.4 min

Worked from home

ZIP 982550.0%*Washington19.8%United States15.1%

All figures for ZIP 98255

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 98255 — ACS 2020–2024 5-year estimates
Measure	ZIP 98255	Margin of error	Washington	United States
Total population	198	±87	7,816,116	334,922,499
Median age	38.9 yrs	±13.4 yrs	38.3 yrs	38.9 yrs
Households	99	±41	3,064,820	129,227,496
Median household income	$68,194*	±$54,028	$98,141	$80,734
Per capita income	$38,220	±$13,296	$53,744	$44,673
Poverty rate	21.2%*	±16.2 pts	9.9%	12.5%
Unemployment rate	7.1%*	±11.3 pts	5.1%	5.2%
Bachelor's degree or higher	8.4%*	±14.1 pts	39.6%	35.7%
Median home value	$217,500	±$50,742	$564,600	$332,700
Median gross rent	—	—	$1,760/mo	$1,413/mo
Owner-occupied homes	84.8%*	±15.4 pts	63.8%	65.2%
Mean travel time to work	26.3 min*	±25.8 min	26.6 min	26.4 min
Worked from home	0.0%*	±19.1 pts	19.8%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 98255
Group	ZIP 98255	Washington	United States
White alone, not Hispanic or Latino	57.1%	63.1%	57.4%
Black or African American alone, not Hispanic or Latino	0.0%	3.8%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.8%	0.5%
Asian alone, not Hispanic or Latino	6.1%	9.7%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.7%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.6%	0.6%
Two or more races, not Hispanic or Latino	12.6%	6.8%	4.3%
Hispanic or Latino (of any race)	24.2%	14.4%	19.3%

Where ZIP 98255 is

State: Washington
Main county: Skagit County
Largest overlapping place: Hamilton (98% of the ZIP's land area)
Land area: 0.66 sq mi· about 300 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Skagit County

98221 Anacortes, WA 98232 Skagit County, WA 98233 Skagit County, WA 98235 Clear Lake, WA 98237 Skagit County, WA 98238 Conway, WA 98257 Skagit County, WA 98263 Lyman, WA 98267 Skagit County, WA 98273 Skagit County, WA 98274 Skagit County, WA 98284 Skagit County, WA

See every ZIP code in Washington, or compare ZIP 98255 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.