| Official Name: | Tanacross, Alaska |
| Native Name: | Taats’altęy |
| Settlement Type: | CDP |
| Pushpin Map: | USA Alaska |
| Mapsize: | 250px |
| Pushpin Map Caption: | Location of Tanacross, Alaska |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Alaska |
| Subdivision Type2: | Census Area |
| Subdivision Name2: | Southeast Fairbanks |
| Leader Title: | State senator |
| Leader Name: | Click Bishop (R) |
| Leader Title1: | State rep. |
| Leader Name1: | Mike Cronk (R) |
| Area Footnotes: | [1] |
| Area Total Km2: | 209.10 |
| Area Land Km2: | 204.89 |
| Area Water Km2: | 4.21 |
| Area Total Sq Mi: | 80.73 |
| Area Land Sq Mi: | 79.11 |
| Area Water Sq Mi: | 1.62 |
| Population As Of: | 2020 |
| Population Total: | 144 |
| Population Density Km2: | 0.70 |
| Population Density Sq Mi: | 1.82 |
| Timezone: | Alaska (AKST) |
| Utc Offset: | -9 |
| Timezone Dst: | AKDT |
| Utc Offset Dst: | -8 |
| Coordinates: | 63.3761°N -143.3569°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 99776 |
| Area Code: | 907 |
| Blank Name: | FIPS code |
| Blank Info: | 02-75050 |
| Unit Pref: | Imperial |
Tanacross (Taats’altęy[2] in Tanacross Athabascan) is a census-designated place (CDP) in Southeast Fairbanks Census Area, Alaska, United States. At the 2010 census the population was 136, down from 140 in 2000. It hosts an air tanker base.[3]
Tanacross, initially founded as a telegraph station called Tanana Crossing (also known as St. Timothy's).[4] The name was shortened to Tanacross before 1940. The village was initially located on the north bank of the Tanana River. An airstrip was built on the south bank during the mid-1930s and upgraded for military use during World War II in 1941–42. Thousands of troops deployed through Tanacross during the period. The airfield was closed after the war. In 1972, the town itself relocated south across the river due to water contamination. In 1979, the old village burned due to an uncontrolled grass fire.[5]
Tanacross is located at 63.3761°N -143.3569°W (63.376206, -143.356991).[6]
According to the United States Census Bureau, the CDP has a total area of 81.2sqmi, of which, 80sqmi of it is land and 1.1sqmi of it (1.38%) is water.
Tanacross has a dry-winter continental subarctic climate (Köppen Dwc).
Tanacross first appeared on the 1920 U.S. Census as the unincorporated village of "Tanana Crossing." In 1940, the name was combined to form "Tanacross." It was made a census-designated place (CDP) in 1980.
As of the census[7] of 2000, there were 140 people, 42 households, and 28 families residing in the CDP. The population density was 1.7sp=usNaNsp=us. There were 53 housing units at an average density of 0.7sp=usNaNsp=us. The racial makeup of the CDP was 8.57% White, 88.57% Native American, 1.43% from other races, and 1.43% from two or more races. 1.43% of the population were Hispanic or Latino of any race.
Of the 42 households, 33.3% had children under the age of 18 living with them, 40.5% were married couples living together, 11.9% had a female householder with no husband present, and 31.0% were non-families. 28.6% of all households were made up of individuals, and none had someone living alone who was 65 years of age or older. The average household size was 3.33 and the average family size was 3.93.
In the CDP, the age distribution of the population shows 30.7% under the age of 18, 10.7% from 18 to 24, 25.0% from 25 to 44, 27.1% from 45 to 64, and 6.4% who were 65 years of age or older. The median age was 33 years. For every 100 females, there were 112.1 males. For every 100 females age 18 and over, there were 110.9 males.
The median income for a household in the CDP was $22,083, and the median income for a family was $31,250. Males had a median income of $71,250 versus $24,583 for females. The per capita income for the CDP was $9,429. There were 22.6% of families and 33.3% of the population living below the poverty line, including 43.6% of under eighteens and none of those over 64.
Tanacross is part of the Alaska Gateway School District. Tanacross School, a K-8 campus, and serves community students.