Roll is an unincorporated community

Unincorporated area

In law, an unincorporated area is a region of land that is not a part of any municipality.To "incorporate" in this context means to form a municipal corporation, a city, town, or village with its own government. An unincorporated community is usually not subject to or taxed by a municipal government...

 in central Yuma County

Yuma County, Arizona

-2010:Whereas according to the 2010 U.S. Census Bureau:*70.4% White*2.0% Black*1.6% Native American*1.2% Asian*0.2% Native Hawaiian or Pacific Islander*3.8% Two or more races*20.8% Other races*59.7% Hispanic or Latino -2000:...

, Arizona

Arizona

Arizona ; is a state located in the southwestern region of the United States. It is also part of the western United States and the mountain west. The capital and largest city is Phoenix...

, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. It is part of the Yuma

Yuma, Arizona

Yuma is a city in and the county seat of Yuma County, Arizona, United States. It is located in the southwestern corner of the state, and the population of the city was 77,515 at the 2000 census, with a 2008 Census Bureau estimated population of 90,041....

 Metropolitan Statistical Area

Yuma metropolitan area

The Yuma Metropolitan Statistical Area, as defined by the United States Census Bureau, is an area consisting of a single county – Yuma – anchored by the city of Yuma...

. Named for early settler John H. Roll, it lies along the lower Gila River

Gila River

The Gila River is a tributary of the Colorado River, 650 miles long, in the southwestern states of New Mexico and Arizona.-Description:...

, between the Yuma Proving Ground and the Barry M. Goldwater Air Force Range

Barry M. Goldwater Air Force Range

The Barry M. Goldwater Air Force Range is a bombing range in the U.S. state of Arizona that runs along the Mexican border....

. Local roads connect Roll to Interstate 8

Interstate 8

Interstate 8 is an Interstate Highway in the southwestern United States. It runs from the southern edge of Mission Bay at Sunset Cliffs Blvd, in San Diego, California, almost at the Pacific Ocean, to the junction with Interstate 10, just southeast of Casa Grande, Arizona...

, east of the city of Yuma

Yuma, Arizona

Yuma is a city in and the county seat of Yuma County, Arizona, United States. It is located in the southwestern corner of the state, and the population of the city was 77,515 at the 2000 census, with a 2008 Census Bureau estimated population of 90,041....

, the county seat

County seat

A county seat is an administrative center, or seat of government, for a county or civil parish. The term is primarily used in the United States....

 of Yuma County. Its elevation is 262 feet (80 m). Although Roll is unincorporated, it has a post office

Post office

A post office is a facility forming part of a postal system for the posting, receipt, sorting, handling, transmission or delivery of mail.Post offices offer mail-related services such as post office boxes, postage and packaging supplies...

. Roll has the ZIP Code

ZIP Code

ZIP codes are a system of postal codes used by the United States Postal Service since 1963. The term ZIP, an acronym for Zone Improvement Plan, is properly written in capital letters and was chosen to suggest that the mail travels more efficiently, and therefore more quickly, when senders use the...

 of 85347; in 2000, the population of the 85347 ZCTA

ZIP Code Tabulation Area

ZIP Code Tabulation Areas are statistical entities developed by the United States Census Bureau for tabulating summary statistics from Census 2000. This new entity was developed to overcome the difficulties in precisely defining the land area covered by each ZIP code...

was 1,235.