Greenwich, CT Profile: Facts & Data


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Greenwich, Connecticut - Basic Facts

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The Greenwich CDP(1) had a population of 13,815 as of July 1, 2022. 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 41.0265 and longitude -73.6285 in Fairfield County. The formal boundaries for the Greenwich Census Designated Place 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 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.

Alternate Unofficial Names for Greenwich: Horse Neck.

  1. A Census Designated Place (CDP) is a statistical counterpart to a self-governing (incorporated) place such as a city, town, or village. A CDP is not a legal entity and has no governmental functions.

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  1. Greenwich 2022 Demographic Data
  2. Growth Rates for Greenwich (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Connecticut Research Tools (Easy Tools & Current Data)
  3. Connecticut Data Comparison Tool - 2022 Demographics

Greenwich, CT Data & Demographics (As of July 1, 2022)


Total Population 13,815 (100%)
Population in Households 13,704 (99.2%)
Population in Families 10,414 (75.4%)
Population in Group Quarters1 111 ( 0.8%)
Population Density 2,853
Diversity Index2 63


Median Household Income $129,732
Average Household Income $200,947
% of Income for Mortgage4 48%
Per Capita Income $86,249
Wealth Index5 207


Total HU (Housing Units) 6,803 (100%)
Owner Occupied HU 2,904 (42.7%)
Renter Occupied HU 3,104 (45.6%)
Vacant Housing Units 795 (11.7%)
Median Home Value $1,172,085
Average Home Value $1,329,668
Housing Affordability Index3 54


Total Households 6,008
Average Household Size 2.28
Family Households 3,446
Average Family Size 3.00
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. 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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2020-2022 2022-2027
Population -0.07% 0.10%
Households 0.10% 0.07%
Families   0.01%
Median Household Income   3.89%
Per Capita Income   2.66%
Owner Occupied HU   0.69%

Greenwich, CT - Peer Comparisons by Rank and Percentile

The table below compares Greenwich to the other 215 incorporated cities, towns and CDPs in Connecticut by rank and percentile using July 1, 2022 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 # 31 86th
Population Density # 36 84th
Median Household Income # 62 72nd
Housing Affordability Index # 16 7th
Per Capita Income # 35 84th
Diversity Index # 26 88th

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

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