Three Mile Bay, NY Profile: Facts, Map & Data


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Three Mile Bay, New York - Basic Facts

The Three Mile Bay Census Designated Place had a population of 256 as of July 1, 2016.

The primary coordinate point for Three Mile Bay is located at latitude 44.0832 and longitude -76.1979 in Jefferson County. The formal boundaries for the Three Mile Bay Census Designated Place (see map below) encompass a land area of 0.26 sq. miles and a water area of 0 sq. miles. Jefferson County is in the Eastern time zone (GMT -5). The elevation is 259 feet.

The Three Mile Bay Census Designated Place (GNIS ID: 2584295) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Three Mile Bay Census Designated Place is located within Town of Lyme, a minor civil division (MCD) of Jefferson County.

Beneath the boundary map are tables with Three Mile Bay population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


Three Mile Bay Census Designated Place, NY Boundary Map

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Boundary Maps: Town of Lyme | Jefferson County | New York Counties

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Three Mile Bay, NY Data & Demographics (As of July 1, 2016)


Total Population 256
Population in Households 256
Population in Familes 207
Population in Group Qrtrs 0
Population Density1 994
Diversity Index2 19


Total Households 106
Average Household Size 2.42
Family Households 73
Average Family Size 3


Total Housing Units 118 (100%)
Owner Occupied HU 94 (79.7%)
Renter Occupied HU 12 (10.2%)
Vacant Housing Units 12 (10.2%)
Median Home Value $115,625
Average Home Value $204,787


Median Household Income $50,304
Average Household Income $62,433
Per Capita Income $27,685
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.94% 1.29%
Households 2.29% 1.47%
Families 2.13% 1.33%
Median Household Income   0.38%
Per Capita Income   1.54%
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.

Three Mile Bay, NY - Peer Comparisons by Rank and Percentile

The table below compares Three Mile Bay to the other 1,196 incorporated cities, towns and CDPs in New York by rank and percentile using July 1, 2016 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 # 1145 4th
Population Density1 # 713 40th
Diversity Index2 # 679 43rd
Median Household Income # 828 31st
Per Capita Income # 711 41st

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