Greenwich, CT Profile: Facts, Map & Data


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Greenwich, Connecticut - Basic Facts

The Greenwich Census Designated Place had a population of 13,059 as of July 1, 2016. Greenwich ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Connecticut. See peer rankings below.

The primary coordinate point for Greenwich is located at latitude 41.0259 and longitude -73.6305 in Fairfield County. The formal boundaries for the Greenwich Census Designated Place (see map below) encompass a land area of 4.11 sq. miles and a water area of 0.32 sq. miles. Fairfield County is in the Eastern time zone (GMT -5). The elevation is 95 feet.

The Greenwich Census Designated Place (GNIS ID: 2631566) 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 Greenwich Census Designated Place is located within Town of Greenwich, a minor civil division (MCD) of Fairfield County.

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

Alternate Unofficial Names for Greenwich: Horse Neck.

Neighborhood Data

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Greenwich Census Designated Place, CT Boundary Map

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Greenwich, CT Data & Demographics (As of July 1, 2016)


Total Population 13,059
Population in Households 12,981
Population in Familes 9,791
Population in Group Qrtrs 78
Population Density1 3,176
Diversity Index2 56


Total Households 5,780
Average Household Size 2.25
Family Households 3,252
Average Family Size 3


Total Housing Units 6,703 (100%)
Owner Occupied HU 2,518 (37.6%)
Renter Occupied HU 3,262 (48.7%)
Vacant Housing Units 923 (13.8%)
Median Home Value $987,587
Average Home Value $928,920


Median Household Income $96,469
Average Household Income $160,038
Per Capita Income $70,675
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.14% 0.41%
Households 0.0% 0.31%
Families 0.02% 0.23%
Median Household Income   2.45%
Per Capita Income   1.71%
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.

Greenwich, CT - Peer Comparisons by Rank and Percentile

The table below compares Greenwich to the other 142 incorporated cities, towns and CDPs in Connecticut 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 # 36 75th
Population Density1 # 25 83rd
Diversity Index2 # 24 83rd
Median Household Income # 26 82nd
Per Capita Income # 14 91st

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

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