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Ephrata city, WA

ZIP Code 98823 — Ephrata 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
12,661
Median Income
$77,361
+3% vs US avg
Home Value
$256,400
-26% vs US avg
Median Rent
$900
-23% vs US avg
Median Age
32.4 yrs
-17% vs US avg
Area Code
Congress
Top Ancestry
GermanEnglishIrish
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Location
Coordinates
47.3103, -119.6518
Elevation
1,252 ft
Land Area
298.3 sq mi
Water Area
0.5 sq mi (0% water)

At a glance

Population
12,661
Density
N/A
Median income
$77,361
+3% vs US avg
Home value
$256,400
-26% vs US avg
Median rent
$900
-23% vs US avg
Timezone

Overview of ZIP Code 98823

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What to know about ZIP 98823

ZIP code 98823 covers Ephrata, WA in Grant County with a population of about 12,661.

At a glance, the area shows median age of 32.4 versus a U.S. median of about 38.9.

It sits in telephone area code 509; U.S. House district WA-4; the SPOKANE media market.

Income and economy in Ephrata, WA

Median household income in ZIP 98823 is about $77,361 — about 3% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 16.4%; unemployment rate near 3.8%; 16.8% of adults with a bachelor’s degree or higher (about 16.9 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Agriculture, and Food services; about 7.0% of workers reporting work-from-home (about 8.1 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 98823

Median home value is about $256,400 — about 26% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $900 (about 23% below the U.S. median rent ($1,163)), and owner-occupancy near 66.6% (about 1.2 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 98823 in Ephrata, WA, a household would need roughly $71,000 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 $1,647. That is roughly in line with the local median household income ($77,361). 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 Ephrata city, WA as Relatively Low (composite score 76.9), which is elevated versus much of the country. The strongest component scores on US5 are wildfire (95.8) and flood (77.2). 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 Ephrata city, WA show little to no average snow and around 7.6 inches of annual precipitation.

IRS migration statistics show a net inflow of about 680 for ZIP 98823 (Ephrata 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 MWH (17.1 miles (27.5 km)) · Big Bend Community College (17.6 miles (28.4 km)) · Ice Age Floods National Geologic Trail (60.0 miles (96.6 km)) · VA: Wenatchee CBOC (33.6 miles (54.1 km))

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