Home > OR > Grant County > Monument > Zip 97864

Zip Code 97864 — Monument, OR

97864 is a ZIP Code associated with Monument, OR, located within Grant. The postal region supports an estimated population of 316 residents across Data Pending housing units, with a population density of 0.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (44.838420, -119.454710)

Data MetricLocal Statistic
Postal / Zip Code97864
Primary CityMonument
State / ProvinceOR
CountyGrant
Total Population316
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density0.5 people/sq mi
TimezoneAmerica/Los_Angeles

How 97864 Compares

MetricZIP 97864Grant CountyOR State Average
Population3167,3934,254,259
Median IncomeData PendingN/AN/A
Population Density0.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 97848Kimberly11.3 mi217N/A
Zip 97856Long Creek16.4 mi485N/A
Zip 97874Spray20.1 mi262N/A
Zip 97865Mount Vernon31.1 mi921N/A
Zip 97825Dayville31.3 mi347N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →