Rolla, MO Profile: Facts, Map & Data

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Rolla, Missouri - Basic Facts

The City of Rolla had a population of 19,902 as of July 1, 2015. Rolla ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Missouri. See peer rankings below.

The primary coordinate point for Rolla is located at latitude 37.9459 and longitude -91.7612 in Phelps County. The formal boundaries for the City of Rolla (see map below) encompass a land area of 12.03 sq. miles and a water area of 0.02 sq. miles. Phelps County is in the Central time zone (GMT -6). The elevation is 1,119 feet.

The City of Rolla (GNIS ID: 2396418) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Rolla population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2015.

Alternate Unofficial Names for Rolla: Weber.

City of Rolla, MO Boundary Map

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Also See: BIG Map | Driving Directions | MO Congressional Districts
Boundary Maps: Township of Rolla | Phelps County | Missouri Counties

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Rolla, MO Data & Demographics (As of July 1, 2015)

POPULATION

Total Population 19,902
Population in Households 17,542
Population in Familes 11,418
Population in Group Qrtrs 2,360
Population Density1 1,682
Diversity Index2 30
 

HOUSEHOLDS

Total Households 7,731
Average Household Size 2.27
Family Households 3,925
Average Family Size 3

HOUSING

Total Housing Units 8,564 (100%)
Owner Occupied HU 3,387 (39.5%)
Renter Occupied HU 4,344 (50.7%)
Vacant Housing Units 833 ( 9.7%)
Median Home Value $130,958
Average Home Value $161,426
 

INCOME

Median Household Income $35,414
Average Household Income $47,574
Per Capita Income $19,152
  (Compound Annual Growth Rates)

GROWTH RATES

2010-2015 2015-2020
Population 0.33% 0.31%
Households 0.39% 0.35%
Families 0.8% 0.2%
Median Household Income   2.65%
Per Capita Income   2.46%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

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Rolla, MO - Peer Comparisons by Rank and Percentile

The table below compares Rolla to the other 1,032 incorporated cities, towns and CDPs in Missouri by rank and percentile using July 1, 2015 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 38 96th
Population Density1 # 136 87th
Diversity Index2 # 145 86th
Median Household Income # 750 27th
Per Capita Income # 650 37th

Additional comparisons and rankings can be made with a VERY EASY TO USE Missouri Census Data Comparison Tool.