Alta, IA Profile: Facts, Map & Data


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Alta, Iowa - Basic Facts

The City of Alta had a population of 1,866 as of July 1, 2018. Alta ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Alta is located at latitude 42.6717 and longitude -95.3045 in Buena Vista County. The formal boundaries for the City of Alta (see map below) encompass a land area of 1.08 sq. miles and a water area of 0 sq. miles. Buena Vista County is in the Central time zone (GMT -6). The elevation is 1,493 feet.

The City of Alta (GNIS ID: 2393929) 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.

The City of Alta is located within Township of Nokomis, a minor civil division (MCD) of Buena Vista County.

Beneath the boundary map are tables with Alta population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

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City of Alta, IA Boundary Map

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Boundary Maps: Township of Nokomis | Buena Vista County | Iowa Counties

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Alta, IA Data & Demographics (As of July 1, 2018)


Total Population 1,866
Population in Households 1,866
Population in Familes 1,525
Population in Group Qrtrs 0
Population Density2 1,731
Diversity Index3 46


Median Household Income $57,341
Average Household Income $72,901
Per Capita Income $29,453


Total Housing Units 835 (100%)
Owner Occupied HU 566 (67.8%)
Renter Occupied HU 188 (22.5%)
Vacant Housing Units 81 ( 9.7%)
Median Home Value $126,136
Average Home Value $150,088


Total Households 754
Average Household Size 2.47
Family Households 518
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population -0.06% -0.05%
Households -0.03% -0.03%
Families 0.28% -0.12%
Median Household Income   3.14%
Per Capita Income   3.67%

Alta, IA - Peer Comparisons by Rank and Percentile

The table below compares Alta to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2018 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 # 177 83rd
Population Density # 48 95th
Diversity Index # 27 97th
Median Household Income # 434 57th
Per Capita Income # 450 56th

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

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