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Seneca city, OR

ZIP Code 97873 — Seneca city, OR 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
119
Median Income
$76,250
+1% vs US avg
Home Value
$157,100
-55% vs US avg
Median Rent
N/A
Median Age
58.8 yrs
+51% vs US avg
Area Code
Congress
Top Ancestry
GermanScotch-IrishFinnish
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Location
Coordinates
44.1320, -119.0029
Elevation
4,660 ft
Land Area
76.4 sq mi
Water Area
0.0 sq mi

At a glance

Population
119
Density
N/A
Median income
$76,250
+1% vs US avg
Home value
$157,100
-55% vs US avg
Median rent
N/A
Timezone

Overview of ZIP Code 97873

RetirementRetirement-oriented community
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What to know about ZIP 97873

ZIP code 97873 covers Seneca, OR in Grant County with a population of about 119.

At a glance, the area shows median age of 58.8 versus a U.S. median of about 38.9.

It sits in telephone area codes 458, 541; U.S. House district OR-2; the PORTLAND, OR media market.

Local search focus: Retirement

Seneca, OR fits a retirement-oriented profile (older median age or known retirement-community context). Residents and relocators commonly research healthcare access, everyday amenities (dining, personal services), and housing costs rather than tech or campus life.

Income and economy in Seneca, OR

Median household income in ZIP 97873 is about $76,250 — about even with the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 10.1%; unemployment rate near 0.0%; 9.2% of adults with a bachelor’s degree or higher (about 24.5 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Education, Agriculture, and Food services; a mean commute of about 69.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 97873

Median home value is about $157,100 — about 55% below the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 73.5% (about 8.1 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 97873 in Seneca, OR, a household would need roughly $43,000 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 $1,009. That sits below the local median household income ($76,250), suggesting the typical household income is closer to a workable buy-in level under these assumptions. 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 Seneca city, OR as Very Low (composite score 32.1), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (93.6) and flood (50.2). 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 Seneca city, OR show little to no average snow and around 13.7 inches of annual precipitation.

IRS migration statistics show a net inflow of about 6 for ZIP 97873 (Seneca city, OR) 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 BNO (37.5 miles (60.3 km)) · Eastern Oregon University (93.5 miles (150.4 km)) · John Day Fossil Beds National Monument (55.2 miles (88.8 km)) · VA: Burns Oregon Outpatient Clinic (37.7 miles (60.7 km))

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