Data Last Updated: April 1, 2025

Delaware County, PA ZIP Codes

ZIP Codes: Shows how many general ZIP Codes, PO Boxes, Unique (Business), and Multi County ZIP Codes are associated with Delaware, PA.	55 ZIP Codes (37 General, 8 PO Box, 4 Unique, & 6 Multi County) [More Details]
Area Codes: The Telephone Area Codes that are associated with Delaware, PA. 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.	215, 267, 445, 484, 610, 835
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 Delaware, PA 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.	576,830 [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.	42045
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.	Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
Land Area: The approximate amount of land area covered by Delaware, PA 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.	184 square miles
Water Area: The approximate amount of water area covered by Delaware, PA 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.	7 square miles
Coordinates: The latitude/longitude centroid coordinates for Delaware County, PA.	-75.399060, 39.916685
Quick Link: Copy the direct link to the Delaware, PACounty page and use anywhere you like!	https://www.zip-codes.com/county/pa-delaware.asp

Delaware, PA ZIP Code Boundaries

Download ZIP Code Database

Load Delaware County, PA Map

Delaware County, PA Covers 55 ZIP Codes

ZIP Code	Classification	City	Population	% of Population
ZIP Code 19003 *	General	Ardmore	13,984	--
ZIP Code 19008	General	Broomall	21,008	3.64%
ZIP Code 19010	General	Bryn Mawr	21,270	3.69%
ZIP Code 19013	General	Chester	34,252	5.94%
ZIP Code 19014	General	Aston	21,642	3.75%
ZIP Code 19015	General	Brookhaven	16,260	2.82%
ZIP Code 19016	P.O. Box	Chester	0	0.00%
ZIP Code 19017	P.O. Box	Chester Heights	200	0.03%
ZIP Code 19018	General	Clifton Heights	23,664	4.10%
ZIP Code 19022	General	Crum Lynne	3,797	0.66%
ZIP Code 19023	General	Darby	22,180	3.85%
ZIP Code 19026	General	Drexel Hill	32,021	5.55%
ZIP Code 19028	P.O. Box	Edgemont	0	0.00%
ZIP Code 19029	General	Essington	3,979	0.69%
ZIP Code 19032	General	Folcroft	6,792	1.18%
ZIP Code 19033	General	Folsom	7,798	1.35%
ZIP Code 19036	General	Glenolden	13,102	2.27%
ZIP Code 19037	P.O. Box	Glen Riddle Lima	0	0.00%
ZIP Code 19039	P.O. Box	Gradyville	0	0.00%
ZIP Code 19041 *	General	Haverford	6,526	--
ZIP Code 19043	General	Holmes	2,737	0.47%
ZIP Code 19050	General	Lansdowne	29,176	5.06%
ZIP Code 19052	P.O. Box	Lenni	412	0.07%
ZIP Code 19060	General	Garnet Valley	11,646	2.02%
ZIP Code 19061	General	Marcus Hook	20,207	3.50%
ZIP Code 19063	General	Media	38,338	6.65%
ZIP Code 19064	General	Springfield	25,045	4.34%
ZIP Code 19065	P.O. Box	Media	0	0.00%
ZIP Code 19070	General	Morton	7,306	1.27%
ZIP Code 19073	General	Newtown Square	20,853	3.62%
ZIP Code 19074	General	Norwood	5,943	1.03%
ZIP Code 19076	General	Prospect Park	6,488	1.12%
ZIP Code 19078	General	Ridley Park	11,453	1.99%
ZIP Code 19079	General	Sharon Hill	9,371	1.62%
ZIP Code 19081	General	Swarthmore	10,803	1.87%
ZIP Code 19082	General	Upper Darby	42,761	7.41%
ZIP Code 19083	General	Havertown	36,964	6.41%
ZIP Code 19085	General	Villanova	11,313	1.96%
ZIP Code 19086	General	Wallingford	12,270	2.13%
ZIP Code 19087	General	Wayne	33,501	5.81%
ZIP Code 19094	General	Woodlyn	4,426	0.77%
ZIP Code 19096 *	General	Wynnewood	15,390	--
ZIP Code 19113	General	Philadelphia	4	0.00%
ZIP Code 19153 *	General	Philadelphia	11,985	--
ZIP Code 19312 *	General	Berwyn	11,848	--
ZIP Code 19317	General	Chadds Ford	10,714	1.86%
ZIP Code 19319	General	Cheyney	824	0.14%
ZIP Code 19331	P.O. Box	Concordville	0	0.00%
ZIP Code 19339	Unique	Concordville	0	0.00%
ZIP Code 19340	Unique	Concordville	0	0.00%
ZIP Code 19342	General	Glen Mills	20,550	3.56%
ZIP Code 19373	General	Thornton	2,648	0.46%
ZIP Code 19382 *	General	West Chester	52,498	--

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

Important Delaware, PA Information

Delaware County, PA Covers 55 ZIP Codes. This includes 37 General ZIP Codes, 8 PO Box ZIP Codes, and 4 Unique (reserved for Business and Volume Mail Receivers). There are also 6 Multi County ZIP Codes. These records are assigned a different primary county, but they partially cover area in Delaware County.

The population for Delaware County is 576,830, according to the U.S. Census. Population Density is 3,134.95 persons per square mile. With 229,208 Housing Units, the Average Household Size is 2.58 persons. There are 215,498 Family Households with an Average Family Size of 3.16 persons. 4.19% of the population is without Health Insurance. The 61.38% Employment Rate is 1.58% above the national average of 59.8%.392,827 people aged 25+ have some educational achievement, with 41.60% (or 163,404 people) having attained a Bachelor's Degree or higher.More Demographics are available below.

There are 6 area codes serving this area including215, 267, 445, 484, 610 and 835. Delaware is also located in the Eastern timezone and the current local time is shown above.

Delaware is part of the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Core Based Statistical Area (CBSA). Its CBSA Code is 37980.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 Delaware, PA have 234,297 Residential mailboxes and 14,342 Business mailboxes.There are 14,787 businesses with a total of 256,015 employees. That is an average of 17.3 employees per business. Annual payroll for these businesses is $17,693,628,000. Other Demographics

Delaware County Demographic Profile

Population & People

Total Population

576,830

Income

Median Household Income

$88,576

Housing

Total Housing Units

229,208

Health

Without Healthcare Coverage

4.19%

Business & Economy

Total Businesses

14,787

Families

Total Households

215,498

Employment

Employment Rate

61.38%

Education

Bachelor's Degree or Higher

41.60%

Total Population: Total number of people from the 2020 U.S. Census for Delaware, PA. 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.	576,830
Current Population Estimate: This field gives the estimated household population for All ZIP Codes in Delaware, PA. 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.	605,092
Total Households: Total number of Households from the 2020 U.S. Census for Delaware, PA. A Household includes everyone living in a residential housing unit. This includes families, roommates in a single residence, or a person living alone.	215,498
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.	229,208
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.	2.58
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.	3.16

Other Delaware Demographics

# Residential Mailboxes: The number of active residential delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	234,297
# Business Mailboxes: The number of active business delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	14,342
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.	287,356
Single Family Delivery Units: Total count of single family mail delivery receptacles; generally analogous to homes.	185,727
Multi Family Delivery Units: Total count of multifamily mail delivery receptacles; generally analogous to apartments.	29,777

# of Businesses: The total number of Business Establishments. Data taken from Business Census 2023.	14,787
1st Quarter Payroll: The total payroll for the first quarter. Data taken from Business Census 2023.	$4,573,422,000
Annual Payroll: The total annual payroll . Data taken from Business Census 2023.	$17,693,628,000
# of Employees: The total number of employees for all ZIP Codes in this City. Data taken from Business Census 2023.	256,015

Sum of all ZIP Codes assigned Delaware, PA as their primary County.

References

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