Traill County, North Dakota

Traill County: county in North Dakota, United States of America.

About

Traill County is a county located in the U.S. state of North Dakota. As of the 2010 census, the population was 8,121 and a population density of 4 people per km². After 10 years in 2020 county had an estimated population of 7,959 inhabitants. Its county seat is Hillsboro. The county was created 151 years ago in 1874.

Traill County locator map
Location of Traill County on North Dakota map.

Quick Facts about Traill County

Population 7,959 (2020)
Country United States of America
State North Dakota (United States)
Area 2235 km2
Water as percent of area 0.07%
Land as percent of area 99.93%
Latitude & Longitude 47.4542,-97.1616
Altitude 942 feet / 287 meters
Capital Hillsboro
Establishment January 01, 1875
Time Zone America/Chicago
Local time 05:33:10 (23rd September 2026)
Density 4 Pop. per km² as of 2020
Population growth -1.99% (2010-2020)
Traill County Courthouse image
Traill County Courthouse image

Geography

Traill County is located at 47°27'15"N 97°9'42"W (47.4541800, -97.1615800). It has 4 neighbors: Polk County, Norman County, Grand Forks County and Steele County.

Traill County map

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Traill County Populated Places

Cities, towns, neighborhoods & other populated places in Traill County.

City Name Population Title

Official website of Traill County

Official Website
  • Hillsboro

Demographics

According to census records, the population of Traill County decreased by 1.99% in 10 years.

Year Population % Change Method
2010 8,121 - census
2011 8,068 -0.65% estimation process
2012 8,070 0.02% estimation process
2013 8,188 1.46% estimation process
2014 8,042 -1.78% estimation process
2015 7,987 -0.68% estimation process
2016 8,001 0.18% estimation process
2017 7,998 -0.04% estimation process
2018 8,020 0.28% estimation process
2019 8,036 0.2% estimation process
2020 7,959 -0.96% estimation process
Comitatul Traill, Comte de Traill, Comté de Traill, Condado de Traill, Condado han Traill, Contea di Traill, Hrabstwo Traill, Okrug Trejl, Quan Traill, Quận Traill, Traill, Traill Kun, Traill Kūn, Traill konderria, Traill megye, Trehjll, Trejl, Trejll, te lei er xian, toreiru jun, tra'ila ka'unti, Округ Трејл, Трейл, Трейлл, Трэйлл, مقاطعة ترايل, ٹریل کاؤنٹی، شمالی ڈکوٹا, ট্রাইল কাউন্টি, トレイル郡, 特雷爾縣

North Dakota Other Counties (more counties)

County Name Population Title
Cass County 183,904 County in Minnesota, United States
Burleigh County 96,212 County in North Dakota, United States
Bismarck 74,018 The capital of North Dakota.
Grand Forks County 69,481 County in North Dakota, United States
Ward County 68,466 County in North Dakota, United States
Minot 47,428 The most populous city in Ward County, North Dakota.
Williams County 38,700 County in North Dakota, United States
West Fargo 38,194 City in North Dakota, United States of America
Stark County 32,107 County in North Dakota, United States
Morton County 31,503 County in North Dakota, United States
Dickinson 23,527 City in North Dakota
Stutsman County 20,498 County in North Dakota, United States
Richland County 16,156 County in North Dakota, United States
McKenzie County 15,242 County in North Dakota, United States
Jamestown 14,930 City in Stutsman County, North Dakota, United States
Rolette County 14,165 County in North Dakota, United States