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Mount Vernon city, WA

ZIP Code 98273 — Mount Vernon city, WA Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Middle ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
30,078
Median Income
$74,247
-1% vs US avg
Home Value
$448,300
+29% vs US avg
Median Rent
$1,101
-5% vs US avg
Median Age
37.3 yrs
-4% vs US avg
Area Code
Congress
Top Ancestry
GermanEnglishIrish
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Location
Coordinates
48.4028, -122.3761
Elevation
14 ft
Land Area
84.1 sq mi
Water Area
4.8 sq mi (5% water)

At a glance

Population
30,078
Density
N/A
Median income
$74,247
-1% vs US avg
Home value
$448,300
+29% vs US avg
Median rent
$1,101
-5% vs US avg
Timezone

Overview of ZIP Code 98273

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What to know about ZIP 98273

ZIP code 98273 covers Mount Vernon, WA in Skagit County with a population of about 30,078.

At a glance, the area shows median age of 37.3 versus a U.S. median of about 38.9.

It sits in telephone area codes 360, 564; U.S. House district WA-2; the SEATTLE - TACOMA media market.

Income and economy in Mount Vernon, WA

Median household income in ZIP 98273 is about $74,247 — about even with the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 15.1%; unemployment rate near 4.5%; 24.6% of adults with a bachelor’s degree or higher (about 9.1 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Retail trade, and Manufacturing; about 11.1% of workers reporting work-from-home (about 4.1 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 98273

Median home value is about $448,300 — about 29% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,101 (about 5% below the U.S. median rent ($1,163)), and owner-occupancy near 62.8% (about 2.6 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 98273 in Mount Vernon, WA, a household would need roughly $123,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $2,880. That is about 66% above the local median household income ($74,247), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Mount Vernon city, WA as Relatively Moderate (composite score 88.8), which is elevated versus much of the country. The strongest component scores on US5 are flood (87.8) and wildfire (52.5). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Mount Vernon city, WA show little to no average snow.

IRS migration statistics show a net inflow of about 1,616 for ZIP 98273 (Mount Vernon city, WA) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport NUW (13.3 miles (21.4 km)) · Skagit Valley College (3.9 miles (6.3 km)) · Ebey's Landing National Historical Reserve (19.4 miles (31.2 km)) · VA: Mount Vernon CBOC (2.6 miles (4.2 km))

Full lists and map pins are in the Infrastructure section below.