Fort Sumner, New Mexico
Fort Sumner: Village in De Baca County, New Mexico, United States
About
Fort Sumner is a village located in the county of De Baca in the U.S. state of New Mexico. Its population at the 2010 census was 1,031 and a population density of 119 people per km². After 10 years in 2020 city had an estimated population of 854 inhabitants.
Quick Facts about Fort Sumner
| Population : | 854 (2020) |
| Country : | United States of America |
| State : | New Mexico (United States) |
| County : | De Baca County |
| Postal code : | 88119 |
| Area : | 8.66 km2 |
| Altitude : | 4,032 feet / 1229 meters |
| Capital city : | Fort Sumner is capital of De Baca County |
| Time Zone : | Mountain Time Zone |
| Local time : | 01:06:36 (6th December 2025) |
| Density : | 99 Pop. per km² as of 2020 |
| Population growth : | -20.73% (2010-2020) |
Geography
Fort Sumner is located at 34°28'18"N 104°14'44"W (34.4717300, -104.2455300).
Fort Sumner map
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Demographics
According to census records, the population of Fort Sumner decreased by 20.73% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 1,031 | - | census |
| 2011 | 1,024 | -0.68% | estimation process |
| 2012 | 1,002 | -2.2% | estimation process |
| 2013 | 988 | -1.42% | estimation process |
| 2014 | 953 | -3.67% | estimation process |
| 2015 | 960 | 0.73% | estimation process |
| 2016 | 940 | -2.13% | estimation process |
| 2017 | 925 | -1.62% | estimation process |
| 2018 | 912 | -1.43% | estimation process |
| 2019 | 897 | -1.67% | estimation process |
| 2020 | 854 | -5.04% | estimation process |
Fort Sumner zip code is 88119.
County name: De Baca, County
fips: 35011
FSU, Fort Sumner, Rudolph, Sunnyside
Post offices near Fort Sumner
| Post Office Name | City | ZIP |
|---|---|---|
| Fort Sumner Post Office | Fort Sumner (NM) | 88119 |
