Seneca, New Mexico

Seneca: Located in Union County at an elevation of 4,990 feet, this rural settlement lies within the high plains region of northeastern New Mexico.

About

Seneca is a city located in the county of Union in the U.S. state of New Mexico.

Quick Facts about Seneca

State New Mexico (United States)
County Union County
Latitude & Longitude 36.6284,-103.1266
Time Zone America/Denver
Local time 01:17:21 (7th November 2026)
Weather 40℉ Mostly Cloudy 7-days weather

Geography

Seneca is located at 36°37'42"N 103°7'36"W (36.6283600, -103.1266000).

Seneca map

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Weather

40°F
Mostly Cloudy
5 to 10 mph SW Friday Night

Mostly cloudy, with a low around 40. Southwest wind 5 to 10 mph.

7-Day Forecast

Closest post offices linked to Seneca.

Post Office Name City ZIP
Clayton Post Office Clayton (NM) 88415

Other places with the same name (4)

Other cities in Union County

Cities, towns, neighborhoods & other populated places in Union County , NM.

City Name Population Title
Clayton 2,660 Town in New Mexico