New Castle County vs. Delaware County
Home > Facts > United States > County Comparisons
Choose...
Alameda - CA
Allegheny - PA
Baltimore - MD
Bergen - NJ
Bernalillo - NM
Bexar - TX
Bronx - NY
Broward - FL
Clark - NV
Cobb - GA
Collin - TX
Contra Costa - CA
Cook - IL
Cuyahoga - OH
Dallas - TX
Davidson - TN
DeKalb - GA
Denton - TX
Denver - CO
District of Columbia - DC
DuPage - IL
Duval - FL
El Paso - CO
El Paso - TX
Erie - NY
Essex - MA
Essex - NJ
Fairfax - VA
Fairfield - CT
Fort Bend - TX
Franklin - OH
Fresno - CA
Fulton - GA
Gwinnett - GA
Hamilton - OH
Harris - TX
Hartford - CT
Hennepin - MN
Hidalgo - TX
Hillsborough - FL
Honolulu - HI
Hudson - NJ
Jackson - MO
Jefferson - AL
Jefferson - KY
Kern - CA
King - WA
Kings - NY
Lake - IL
Lee - FL
Los Angeles - CA
Macomb - MI
Maricopa - AZ
Marion - IN
Mecklenburg - NC
Miami-Dade - FL
Middlesex - MA
Middlesex - NJ
Milwaukee - WI
Monroe - NY
Montgomery - MD
Montgomery - PA
Multnomah - OR
Nassau - NY
New Haven - CT
New York - NY
Norfolk - MA
Oakland - MI
Oklahoma - OK
Orange - CA
Orange - FL
Palm Beach - FL
Philadelphia - PA
Pierce - WA
Pima - AZ
Pinellas - FL
Prince George's - MD
Queens - NY
Riverside - CA
Sacramento - CA
Salt Lake - UT
San Bernardino - CA
San Diego - CA
San Francisco - CA
San Joaquin - CA
San Mateo - CA
Santa Clara - CA
Shelby - TN
Snohomish - WA
St. Louis - MO
Suffolk - MA
Suffolk - NY
Tarrant - TX
Travis - TX
Ventura - CA
Wake - NC
Wayne - MI
Westchester - NY
Will - IL
Worcester - MA
Choose...
Alameda - CA
Allegheny - PA
Baltimore - MD
Bergen - NJ
Bernalillo - NM
Bexar - TX
Bronx - NY
Broward - FL
Clark - NV
Cobb - GA
Collin - TX
Contra Costa - CA
Cook - IL
Cuyahoga - OH
Dallas - TX
Davidson - TN
DeKalb - GA
Denton - TX
Denver - CO
District of Columbia - DC
DuPage - IL
Duval - FL
El Paso - CO
El Paso - TX
Erie - NY
Essex - MA
Essex - NJ
Fairfax - VA
Fairfield - CT
Fort Bend - TX
Franklin - OH
Fresno - CA
Fulton - GA
Gwinnett - GA
Hamilton - OH
Harris - TX
Hartford - CT
Hennepin - MN
Hidalgo - TX
Hillsborough - FL
Honolulu - HI
Hudson - NJ
Jackson - MO
Jefferson - AL
Jefferson - KY
Kern - CA
King - WA
Kings - NY
Lake - IL
Lee - FL
Los Angeles - CA
Macomb - MI
Maricopa - AZ
Marion - IN
Mecklenburg - NC
Miami-Dade - FL
Middlesex - MA
Middlesex - NJ
Milwaukee - WI
Monroe - NY
Montgomery - MD
Montgomery - PA
Multnomah - OR
Nassau - NY
New Haven - CT
New York - NY
Norfolk - MA
Oakland - MI
Oklahoma - OK
Orange - CA
Orange - FL
Palm Beach - FL
Philadelphia - PA
Pierce - WA
Pima - AZ
Pinellas - FL
Prince George's - MD
Queens - NY
Riverside - CA
Sacramento - CA
Salt Lake - UT
San Bernardino - CA
San Diego - CA
San Francisco - CA
San Joaquin - CA
San Mateo - CA
Santa Clara - CA
Shelby - TN
Snohomish - WA
St. Louis - MO
Suffolk - MA
Suffolk - NY
Tarrant - TX
Travis - TX
Ventura - CA
Wake - NC
Wayne - MI
Westchester - NY
Will - IL
Worcester - MA
New Castle County (DE) Delaware County (PA)
Population estimates, July 1, 2019, (V2019) 559,335 564,751
Population, percent change - April 1, 2010 (estimates base) to July 1, 2019, (V2019) 3.9% 1.1%
Population estimates base, April 1, 2010, (V2019) 538,479 558,759
Population, Census, April 1, 2010 538,479 558,979
Persons under 5 years, percent 5.7% 5.9%
Persons under 18 years, percent 21.5% 21.9%
Persons 65 years and over, percent 15.6% 16.4%
Female persons, percent 51.5% 51.9%
White alone, percent 65.0% 69.0%
Black or African American alone, percent 26.1% 22.4%
American Indian and Alaska Native alone, percent 0.5% 0.2%
Asian alone, percent 5.8% 6.1%
Two or More Races, percent 2.6% 2.2%
Hispanic or Latino, percent 10.3% 3.9%
White alone, not Hispanic or Latino, percent 56.8% 66.3%
Veterans, 2014-2018 30,845 27,551
Foreign born persons, percent, 2014-2018 11.1% 10.1%
Housing units, July 1, 2018, (V2018) 224,499 224,871
Owner-occupied housing unit rate, 2014-2018 68.0% 69.1%
Median value of owner-occupied housing units, 2014-2018 $254,500 $239,600
Median selected monthly owner costs -with a mortgage, 2014-2018 $1,646 $1,889
Median selected monthly owner costs -without a mortgage, 2014-2018 $491 $745
Median gross rent, 2014-2018 $1,141 $1,055
Housing units in multi-unit structures, percent, 2009-2013 22.5% 24.7%
Building permits, 2018 1,364 286
Households, 2014-2018 203,855 206,405
Persons per household, 2014-2018 2.64 2.62
Living in same house 1 year ago, percent of persons age 1 year+, 2014-2018 87.2% 89.4%
Language other than English spoken at home, percent of persons age 5 years+, 2014-2018 14.9% 11.9%
Households with a computer, percent, 2014-2018 90.9% 90.0%
Households with a broadband Internet subscription, percent, 2014-2018 83.9% 84.1%
High school graduate or higher, percent of persons age 25 years+, 2014-2018 91.5% 92.8%
Bachelor's degree or higher, percent of persons age 25 years+, 2014-2018 35.9% 38.3%
With a disability, under age 65 years, percent, 2014-2018 7.7% 8.2%
Persons without health insurance, under age 65 years, percent 5.6% 5.6%
In civilian labor force, total, percent of population age 16 years+, 2014-2018 65.2% 64.9%
In civilian labor force, female, percent of population age 16 years+, 2014-2018 62.0% 61.3%
Total accommodation and food services sales, 2012 ($1,000) 1,128,320 878,102
Total health care and social assistance receipts/revenue, 2012 ($1,000) 4,843,457 3,952,555
Total manufacturers shipments, 2012 ($1,000) 17,046,664 7,364,871
Total retail sales, 2012 ($1,000) 8,623,161 6,468,800
Total retail sales per capita, 2012 $15,791 $11,529
Mean travel time to work (minutes), workers age 16 years+, 2014-2018 25.8 29.7
Median household income (in 2018 dollars), 2014-2018 $70,996 $71,539
Per capita income in past 12 months (in 2018 dollars), 2014-2018 $35,847 $38,251
Persons in poverty, percent 11.6% 8.8%
Total employer establishments, 2017 15,971 12,921
Total employment, 2017 269,368 211,442
Total annual payroll, 2017 ($1,000) 16,909,423 11,613,490
Total employment, percent change, 2016-2017 -1.1% 0.2%
Total nonemployer establishments, 2017 37,854 43,683
All firms, 2012 43,478 48,557
Men-owned firms, 2012 22,776 29,073
Women-owned firms, 2012 13,878 15,326
Minority-owned firms, 2012 9,891 9,764
Nonminority-owned firms, 2012 30,249 37,220
Veteran-owned firms, 2012 3,880 5,133
Nonveteran-owned firms, 2012 35,573 41,202
Black-owned firms, percent, 2007 10.1% 8.4%
American Indian- and Alaska Native-owned firms, percent, 2007 0.0% 0.0%
Asian-owned firms, percent, 2007 5.1% 5.5%
Native Hawaiian- and Other Pacific Islander-owned firms, percent, 2007 0.0% 0.0%
Hispanic-owned firms, percent, 2007 2.1% 0.0%
Women-owned firms, percent, 2007 26.5% 28.4%
Population per square mile, 2010 1,263.2 3,040.5
Land area in square miles, 2010 426.29 183.84
Source: United States Census Bureau
About this page: Side-by-side comparison between New Castle county (DE) and Delaware county (PA) using the main population, demographic, and social indicators from the United States Census Bureau.