Data Last Updated: January 1, 2025

Lower Ct River Vly Planning Region, CT ZIP Codes

ZIP Codes: Shows how many general ZIP Codes, PO Boxes, Unique (Business), and Multi County ZIP Codes are associated with Lower Ct River Vly, CT.32 ZIP Codes (23 General, 3 PO Box, 1 Unique, & 5 Multi County) [More Details]
Area Codes: The Telephone Area Codes that are associated with Lower Ct River Vly, CT. Area Codes are used in the North American Numbering Plan (NANP) to facilitate phone routing. There are approximately 350 area codes in use in the United States.203, 475, 860, 959
Timezone: Time zone designation within the U.S. Please note that not all areas in the U.S. observe daylight saving time which can affect actual local time for this city. There are 7 standard time zones which are, from west to east: Hawaii-Aleutian, Alaska, Pacific, Mountain, Central, Eastern, Atlantic. Also included in U.S. Territories are Samoa, Guam and Palau.Eastern
Local Time: The current local time for each timezone. If more than 1 time zone for this area, all local times will be shown. Counties can cross timezones, so more than 1 may be shown.12:00:00 AM
Population: The population of Lower Ct River Vly, CT from the U.S. Census 2020. Included are U.S. Citizens, permanent residents, temporary migrants, and undocumented individuals. The total population represents people who live in the city, not just those present while the Census was being completed.206,664 [More Details]
FIPS: FIPS stands for Federal Information Processing Standards, which are a set of publicly announced standards for computer systems. A county FIPS code is a unique numeric identifier for a county in the United States, assigned by the National Institute of Standards and Technology (NIST). County FIPS codes have five digits, with the first two digits identifying the state and the last 3 indicating the county.09130
CBSA: A Core Based Statistical Area (CBSA) is the recognized term for a region that functions around an urban core with a population of at least 10,000 people, according to the standards set by the Office of Management and Budget (OMB) in 2000. A CBSA is divided into two subsets: Metro and Micro, and these classifications are determined by population density. A Micro area is identified by a population ranging between 10,000 to 50,000, while a Metro area is defined as having a population that exceeds 50,000.Hartford-West Hartford-East Hartford, CT
Land Area: The approximate amount of land area covered by Lower Ct River Vly, CT in square miles. The Land Area provided by the Census Bureau is based on geographic boundaries that include the mainland, islands, inland, coastal, Great Lakes, and territorial waters associated with each city.424 square miles
Water Area: The approximate amount of water area covered by Lower Ct River Vly, CT in square miles. Calculations by the Census Bureau for Water Area take into account inland bodies of water, coastal regions, Great Lakes, and territorial sea waters. This encompasses features such as lakes, reservoirs, rivers, and coastal water bodies.93 square miles
Coordinates: The latitude/longitude centroid coordinates for Lower Ct River Vly Planning Region, CT.-72.485117, 41.445986
Quick Link: Copy the direct link to the Lower Ct River Vly, CTPlanning Region page and use anywhere you like!
Copy Iconhttps://www.zip-codes.com/m/county/ct-lower-ct-river-vly.asp

Lower Ct River Vly, CT ZIP Code Boundaries

Download ZIP Code Database

In the United States, a county equivalent is a political or administrative subdivision of a state. It has a specific geographic area and some level of governmental authority. The term "county" is used in 47 states. Alaska, Louisiana, and Connecticut have functionally equivalent subdivisions called Boroughs, Parishes, and Planning Regions, respectively. They functionally act like counties by subdividing the state, but are not true counties.

Lower Ct River Vly Planning Region, CT Covers 32 ZIP Codes

ZIP CodeClassificationCityPopulation% of Population
ZIP Code 06023 *GeneralEast Berlin1,344--
ZIP Code 06073 *GeneralSouth Glastonbury5,501--
ZIP Code 06333GeneralEast Lyme7,2893.53%
ZIP Code 06371GeneralOld Lyme9,8404.76%
ZIP Code 06376P.O. BoxSouth Lyme400.02%
ZIP Code 06409GeneralCenterbrook6860.33%
ZIP Code 06412GeneralChester3,7491.81%
ZIP Code 06413GeneralClinton13,1616.37%
ZIP Code 06414P.O. BoxCobalt3300.16%
ZIP Code 06415 *GeneralColchester16,300--
ZIP Code 06416 *GeneralCromwell14,225--
ZIP Code 06417GeneralDeep River4,4152.14%
ZIP Code 06419GeneralKillingworth6,1742.99%
ZIP Code 06420GeneralSalem4,2502.06%
ZIP Code 06422GeneralDurham7,1523.46%
ZIP Code 06423GeneralEast Haddam4,8212.33%
ZIP Code 06424GeneralEast Hampton12,4036.00%
ZIP Code 06426GeneralEssex3,4531.67%
ZIP Code 06438GeneralHaddam2,6161.27%
ZIP Code 06439 *P.O. BoxHadlyme100--
ZIP Code 06441GeneralHigganum5,4842.65%
ZIP Code 06442GeneralIvoryton2,5941.26%
ZIP Code 06450GeneralMeriden36,00717.42%
ZIP Code 06455GeneralMiddlefield2,9581.43%
ZIP Code 06456P.O. BoxMiddle Haddam3550.17%
ZIP Code 06457GeneralMiddletown46,50522.50%
ZIP Code 06459UniqueMiddletown1,2120.59%
ZIP Code 06469GeneralMoodus3,2721.58%
ZIP Code 06475GeneralOld Saybrook10,4815.07%
ZIP Code 06480GeneralPortland9,3654.53%
ZIP Code 06481GeneralRockfall1,2590.61%
ZIP Code 06498GeneralWestbrook6,7933.29%

* Indicates a Multi County ZIP Code. These ZIP Codes partially cross over into Lower Ct River Vly, CT, but will mostly cover area in a different County. Not included in % of Population calculations.

Important Lower Ct River Vly, CT Information

Lower Ct River Vly Planning Region, CT Covers 32 ZIP Codes. This includes 23 General ZIP Codes, 3 PO Box ZIP Codes, and 1 Unique (reserved for Business and Volume Mail Receivers). There are also 5 Multi County ZIP Codes. These records are assigned a different primary county, but they partially cover area in Lower Ct River Vly Planning Region.

The population for Lower Ct River Vly Planning Region is 206,664, according to the U.S. Census. Population Density is 487.42 persons per square mile. With 95,818 Housing Units, the Average Household Size is 2.34 persons. There are 85,510 Family Households with an Average Family Size of 3.03 persons. 3.50% of the population is without Health Insurance. The 62.69% Employment Rate is 2.89% above the national average of 59.8%.160,650 people aged 25+ have some educational achievement, with 40.02% (or 64,299 people) having attained a Bachelor's Degree or higher.More Demographics are available below.

There are 4 area codes serving this area including203, 475, 860 and 959. Lower Ct River Vly is also located in the Eastern timezone and the current local time is shown above.

Lower Ct River Vly is part of the Hartford-West Hartford-East Hartford, CT Core Based Statistical Area (CBSA). Its CBSA Code is 25540.It is classified as a metro area, which means the combined population is 50,000 or more (at its core).

CBSAs are defined by the OMB as geographic areas that have at least one core with a population of 10,000 or more (for a micro area) and adjacent territory with a high degree of social and economic integration. CBSA codes are commonly used to accurately file Medicare claims and to verify applicable incentives using a patient's ZIP Code.

ZIP Codes in Lower Ct River Vly, CT have 89,386 Residential mailboxes and 5,417 Business mailboxes.There are 5,067 businesses with a total of 72,570 employees. That is an average of 14.3 employees per business. Annual payroll for these businesses is $4,272,078,000. Other Demographics

Lower Ct River Vly Planning Region Demographic Profile

Population & People
Population & People
Total Population
206,664
Income
Income
Median Household Income
$94,427
Housing
Housing
Total Housing Units
95,818
Healthcare
Health
Without Healthcare Coverage
3.50%
Business & Economy
Business & Economy
Total Businesses
5,067
Families
Families
Total Households
85,510
Employment
Employment
Employment Rate
62.69%
Education
Education
Bachelor's Degree or Higher
40.02%

Connecticut moved from Counties to Planning Regions in 2024, after the 2020 Census data was released. Some 2020 values are not available at the Planning Region level, so a sum or average of ZIP Codes in this region are used instead.

Total Population: Total number of people from the 2020 U.S. Census for Lower Ct River Vly, CT. This reflects the exact count of this area at that point in time, not future estimates, regardless of citizenship or immigration status. It is intended to count all persons living within the geographic area, not just those present on the day of the census. 206,664
Current Population Estimate: This field gives the estimated household population for All ZIP Codes in Lower Ct River Vly, CT. This is derived from known delivery information, household occupancy rates, household size, and more to come up with an accurate estimation for the current population.

IMPORTANT: This does not include population totals for persons in nursing homes, correctional facilities, or other institutions. This is an estimation of the household population based on US Postal Service delivery information.
208,677
Total Households: Total number of Households from the 2020 U.S. Census for Lower Ct River Vly, CT. A Household includes everyone living in a residential housing unit. This includes families, roommates in a single residence, or a person living alone. 85,510
Total Housing Units: The total number of Housing Units is the number of occupied units + the number of vacant units. Ownership is defined by whether the unit is occupied by an owner or by a tenant. Owner occupancy means that the owner lives in the unit. This value comes from the 2020 U.S. Census and is not a projection or estimate. 95,818
Average Household Size: The Average Household Size, is obtained by dividing the number of people in Households (excluding those in group quarters, nursing home, prisons, and dorm rooms) by the number of Households. A Household includes everyone living in a residential unit. Those who do not live in a household are classified as living in group accommodation. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly. 2.34
Average Family Size: Average Family Size is calculated by dividing the number of people in a Family Household by the number of Family Households. The U.S. Census Bureau defines family households as households consisting of two or more individuals who are related by birth, marriage, or adoption. They also may include other unrelated people. Non-family households consist of people who live alone or who share their residence with unrelated individuals. The Average Family Size only looks at the households classified as Family Households. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly. 3.03

Other Lower Ct River Vly Demographics

# Residential Mailboxes: The number of active residential delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types. 89,386
# Business Mailboxes: The number of active business delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types. 5,417
Total Delivery Receptacles: The total number of delivery receptacles. This includes curb side mailboxes, centralized units, PO Boxes, NDCBU, and contract boxes. This count is for Residential and Business combined. 112,616
Single Family Delivery Units: Total count of single family mail delivery receptacles; generally analogous to homes. 71,758
Multi Family Delivery Units: Total count of multifamily mail delivery receptacles; generally analogous to apartments. 6,131
# of Businesses: The total number of Business Establishments. Data taken from Business Census 2023. 5,067
1st Quarter Payroll: The total payroll for the first quarter. Data taken from Business Census 2023. $1,011,536,000
Annual Payroll: The total annual payroll . Data taken from Business Census 2023. $4,272,078,000
# of Employees: The total number of employees for all ZIP Codes in this City. Data taken from Business Census 2023. 72,570

Sum of all ZIP Codes assigned Lower Ct River Vly, CT as their primary Planning Region.

References

  1. U.S. Postal Service [Last Updated: 1/1/2025], https://www.usps.com
  2. ZIP-Codes.com Internal Data Creation [Last Updated: 1/1/2025], https://www.zip-codes.com
  3. U.S. Geological Survey [Updated as needed], https://www.usgs.gov
  4. U.S. Census [Updated Yearly], https://www.census.gov
  5. U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023], https://www.census.gov
SecurityMetrics card safe certification logo
Official PayPal Seal