Postal Codes

19709 ZIP Code

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ZIP code 19709 covers Middletown, Delaware, with a population of about 50,542 and a median household income of $129,971.

Population
50,542651 per square mile
Median age
40.21.5 points above the US average
Median household income
$129,9711.6× the Delaware median
Poverty rate
4.8%7.6 points below the US average
Typical home value
$539,622up 25.8% in five years
Median rent
$1,5711.2× the Delaware median
Degree or higher
49.2%14.2 points above the US average
Homeownership
86.3%21.3 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
1,139

Where 19709 is

Middletown, Delaware — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population50,542
Median age40.2
Family households79.8%
Born outside the US11%
Speaks a language other than English at home12.7%
White (non-Hispanic)59%
Black (non-Hispanic)23%
Asian (non-Hispanic)7.2%
Hispanic or Latino6.3%
Veterans6.8%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$129,971
Income per person$55,938
Poverty rate4.8%
Households on SNAP or cash assistance6.1%

Household income distribution

Under $10k3.0%
$10–15k0.9%
$15–20k1.4%
$20–25k2.3%
$25–30k1.2%
$30–35k1.5%
$35–40k1.9%
$40–45k0.9%
$45–50k2.5%
$50–60k3.0%
$60–75k5.4%
$75–100k12.3%
$100–125k11.4%
$125–150k12.0%
$150–200k17.1%
$200k or more23.2%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed25,920
Mean adjusted gross income$105,794
Returns declaring $200,000 or more12.6%
Returns, under $25k20.8%
Returns, $25k–$50k16.6%
Returns, $50k–$75k12.6%
Returns, $75k–$100k10.6%
Returns, $100k–$200k26.9%
Returns, $200k or more12.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$444,900
Median gross rent$1,571
Rent as a share of household income24.5%
Owner-occupied86.3%
Vacant homes1%
Median year built2005

What the homes are

Detached house68.8%
Attached house21.5%
2 to 4 units1.6%
5 to 19 units5.1%
20 or more units1.9%
Mobile home1.1%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$539,622as of 2026-07
Typical home value, 1 yearup 2.2%
Typical home value, 5 yearsup 25.8%
Typical home value, 10 yearsup 67%
Typical asking rent$2,780as of 2026-07
Typical asking rent, 1 yearup 2.4%
Typical home value since 2000
200020132026$539,622$166,479

$166,479 in 2000 to $539,622 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.3%
Bachelor's degree or higher49.2%
High school diploma or higher95.7%
Works from home18.2%
Drives to work alone74.2%
Takes public transport0.6%
Commutes 45 minutes or more20.8%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity31.7% 1.7 pts below the national average of 33.4%
Diagnosed diabetes10.4% 1.6 pts below the national average of 12%
Currently smokes10.2% 3 pts below the national average of 13.2%
High blood pressure32.4% 1.7 pts below the national average of 34.1%
Fair or poor general health14.6% 5.7 pts below the national average of 20.3%
No health insurance (18–64)6.5% 4.8 pts below the national average of 11.3%
Depression21.2% 0.7 pts below the national average of 21.9%
No leisure-time physical activity21.5% 3.9 pts below the national average of 25.4%
Arthritis23.9% 1.2 pts below the national average of 25.1%
Binge drinking16.4% same as the national average of 16%
Taking blood pressure medication74.3% same as the national average of 74.7%
Cancer (non-skin)7.9% same as the national average of 7.7%
Current asthma10.4% same as the national average of 10.4%
Coronary heart disease5% 1.2 pts below the national average of 6.2%
Routine check-up in past year79.1% 2.4 pts above the national average of 76.7%
Cholesterol screening88.6% 2.7 pts above the national average of 85.9%
Cognitive disability11.6% 3.2 pts below the national average of 14.8%
Colorectal screening66% 1.7 pts above the national average of 64.3%
COPD5% 1.6 pts below the national average of 6.6%
Visited a dentist67.8% 6.5 pts above the national average of 61.3%
Any disability25% 5.7 pts below the national average of 30.7%
Lacks emotional support21% 3.8 pts below the national average of 24.8%
Food insecurity10.8% 6.3 pts below the national average of 17.1%
Received food stamps8.5% 5.8 pts below the national average of 14.3%
Hearing disability4.8% 1.9 pts below the national average of 6.7%
High cholesterol37.2% 1 pts above the national average of 36.2%
Housing insecurity10% 3.8 pts below the national average of 13.8%
Independent living disability6.3% 2.1 pts below the national average of 8.4%
Lacks transport6.5% 2.7 pts below the national average of 9.2%
Loneliness30.9% 3.5 pts below the national average of 34.4%
Mammography use78.9% 3 pts above the national average of 75.9%
Poor mental health (14+ days)14.9% 1.9 pts below the national average of 16.8%
Mobility disability11.1% 2.9 pts below the national average of 14%
Poor physical health (14+ days)11% 2.5 pts below the national average of 13.5%
Self-care disability2.8% 1.2 pts below the national average of 4%
Utility shut-off threat6.4% 2.4 pts below the national average of 8.8%
Sleeps under 7 hours34.7% 1.7 pts below the national average of 36.4%
Stroke2.8% 0.6 pts below the national average of 3.4%
All natural teeth lost9.2% 3.8 pts below the national average of 13%
Vision disability3.6% 2 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,139
People employed14,171
Annual payroll$589,646,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 61.6% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 10 census tracts this ZIP code covers
Expected annual loss76.9 out of 100
Community resilience75.2 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Drought93.7Relatively Moderate at its worst in this ZIP code
Winter weather91.9Very High at its worst in this ZIP code
River flooding81.4Relatively High at its worst in this ZIP code
Wildfire75.2Relatively Low at its worst in this ZIP code
Hurricane72.9Relatively Moderate at its worst in this ZIP code
Coastal flooding72.8Relatively High at its worst in this ZIP code
Landslide70.7Very Low at its worst in this ZIP code
Cold wave62.2Relatively Moderate at its worst in this ZIP code
Heat wave61.8Relatively Moderate at its worst in this ZIP code
Earthquake61Relatively Moderate at its worst in this ZIP code
Ice storm61Relatively Moderate at its worst in this ZIP code
Strong wind53.2Relatively Moderate at its worst in this ZIP code
Tornado48.1Relatively Moderate at its worst in this ZIP code
Lightning35.7Relatively Low at its worst in this ZIP code
Hail33.8Relatively Low at its worst in this ZIP code
Compared with Delaware and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPDelawareUnited States
Median household income$129,971$82,855$78,538
Income per person$55,938$44,219$43,289
Poverty rate4.8%10.7%12.4%
Median home value$444,900$326,800$303,400
Median gross rent$1,571$1,341$1,348
Homeownership86.3%72.3%65%
Bachelor's degree or higher49.2%35.3%35%
Unemployment rate5.3%5.1%5.2%
Works from home18.2%13.3%13.5%
Born outside the US11%10.4%13.9%
Median age40.241.538.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationNEWARK AG FARM, DE US21.4 km away
Rain in a year47 in

Average high and low by month

January42.5°F / 25.1°F3.43 in rain
February45.6°F / 25.4°F2.91 in rain
March54.2°F / 32.8°F4.27 in rain
April66.9°F / 42.1°F3.71 in rain
May75.6°F / 51.9°F3.63 in rain
June83.8°F / 61.5°F3.95 in rain
July88.6°F / 66.4°F4.84 in rain
August86.8°F / 64.7°F3.95 in rain
September79.4°F / 58.4°F4.87 in rain
October69.1°F / 46.2°F4 in rain
November56.9°F / 35.9°F3.36 in rain
December47°F / 29.8°F4.04 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket12% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Appoquinimink School District82.9% of this ZIP code's land area
Colonial School District17.1% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability22more vulnerable than 22% of US census tracts
Socioeconomic status19more vulnerable than 19% of US census tracts
Household characteristics55more vulnerable than 55% of US census tracts
Racial and ethnic minority status51more vulnerable than 51% of US census tracts
Housing type and transport14more vulnerable than 14% of US census tracts
Walkability7.5 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

19730 Odessa, DE3.6 km away
19733 Saint Georges, DE8.7 km away
19731 Port Penn, DE9.1 km away
19708 Kirkwood, DE10.7 km away
19734 Townsend, DE11.1 km away
21912 Warwick, MD11.6 km away
19712 Newark, DE11.8 km away
19714 Newark, DE11.8 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

New Castle County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area77.65 sq mi
Water area6.05 sq mi
Population density651 people per sq mi
Latitude, longitude39.4815, -75.6832

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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