| Official Name: | Second Mesa, Arizona |
| Settlement Type: | CDP |
| Mapsize: | 250px |
| Pushpin Map: | USA |
| Pushpin Map Caption: | Location in the United States |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name: | United States |
| Subdivision Name1: | Arizona |
| Subdivision Name2: | Navajo |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 103.96 |
| Area Total Sq Mi: | 40.14 |
| Area Land Km2: | 103.92 |
| Area Land Sq Mi: | 40.12 |
| Area Water Km2: | 0.04 |
| Area Water Sq Mi: | 0.01 |
| Elevation Ft: | 5962 |
| Population As Of: | 2020 |
| Population Total: | 843 |
| Population Density Km2: | 8.11 |
| Population Density Sq Mi: | 21.01 |
| Timezone: | MST |
| Utc Offset: | -7 |
| Coordinates: | 35.8231°N -110.5042°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 86043 |
| Area Code: | 928 |
| Blank Name: | FIPS code |
| Blank Info: | 04-65280 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2409299 |
Second Mesa is a census-designated place (CDP) in Navajo County, Arizona, on the Hopi Reservation, atop the 5,700-foot (1,740 m) mesa. As of the 2020 census, the CDP population was 843, spread among three Hopi Indian villages, Musungnuvi (or Mishongnovi), Supawlavi (or Sipaulovi), and Songoopavi (or Shungopavi). The Hopi Cultural Center is on Second Mesa.
According to the United States Census Bureau, the CDP has a total area of 26.5sqmi.
| Languages (2000) [2] | Percent | |
|---|---|---|
| Spoke Hopi at home | 74% | |
| Spoke English at home | 26% |
The age distribution was 40% under the age of 18, 10% from 18 to 24, 25% from 25 to 44, 17% from 45 to 64, and 8% 65 or older. The median age was 25 years. For every 100 females, there were 95 males. For every 100 females age 18 and over, there were 91 males.
The median household income was $22,981 and the median family income was $23,947. Males had a median income of $22,679 versus $21,898 for females. The per capita income for the CDP was $6,089. About 33% of families and 36% of the population were below the poverty line, including 37% of those under age 18 and 23.8% of those age 65 or over.
Second Mesa is a part of the Cedar Unified School District. Hopi High School serves Second Mesa.
The Hopi Lavayi Nest Model Program, a pilot Hopi language revitalization project for families with children birth through age five was launched in the village of Sipaulovi."[4]