New Castle County · Delaware
ZIP code 19805
- Population
- 40,315
- Median income
- $56,708
- Median home
- $220,200
- Sales tax
- 0%
ZCTA residents
Household, past 12 months
Owner-occupied value
Combined state + local
Quick answer
ZIP 19805 sits in New Castle County, Delaware and is home to 40,315 people. Median household income is $56,708, the median home is worth $220,200 and median gross rent is $1,203. 56.8% of households own their home, and purchases are taxed at 0% combined.
- County
- New Castle County
- State
- Delaware (DE)
- Area codes
- 302, 484, 610
FIPS 10003
68 ZIPs covered
NANPA codes serving this area
The numbers for 19805
American Community Survey 2019-2023 ACS 5-year estimates for this ZCTA.
- Population
- 40,315ZIP 19805 residents
- Median household income
- $56,708Past 12 months, inflation adjusted
- Median home value
- $220,200Owner-occupied units
- Median gross rent
- $1,203Rent plus utilities, monthly
- Median age
- 35.8 yrsAll residents
- Homeownership rate
- 56.8%Owner-occupied households
Sales tax in 19805
What a purchase inside this ZIP costs at checkout.
This ZIP falls inside the Wilmington rate area, so state, county, city and district levies are published here as a full stack.
Affordability in this ZIP
Derived from the Census medians above — indicative, not an offer.
A rent burden above 30% is the federal threshold for cost-burdened households, and a price-to-income multiple above 4× is generally considered a stretched housing market. The mortgage figure is principal and interest only — taxes, insurance and HOA dues are extra.
How 19805 compares
ZIP 19805 against the median ZIP in New Castle County and across Delaware.
| Measure | ZIP 19805 | County median | State median | vs state |
|---|---|---|---|---|
| Median household income | $56,708 | $86,240 | $79,698 | -29% |
| Median home value | $220,200 | $320,450 | $296,650 | -26% |
| Median gross rent | $1,203 | $1,357 | $1,306 | -8% |
| Population | 40,315 | 15,936 | 10,145 | +297% |
Medians are computed across the 29 ZIP areas in New Castle County and the 68 ZIP areas in Delaware.
Statewide rank
Where this ZIP places among all 68 Delaware ZIP areas.
- Income
- #57
- Home value
- #58
- Population
- #6
richer than 7% of 61 state ZIPs
above 6% of 62 state ZIPs
larger than 91% of 68 state ZIPs
Comparable ZIP codes
Delaware ZIP areas with almost the same household income.
Nearby ZIP codes
Other ZIP codes filed under New Castle County.
ZIP 19805 questions
Common questions about this ZIP code.
- Where is ZIP code 19805?
- ZIP 19805 lies mostly in New Castle County, Delaware. County assignment follows the largest share of land area, so a ZIP straddling a county line is filed under its dominant county.
- What sales tax do I pay in 19805?
- Purchases are taxed at 0% combined, built from the Wilmington jurisdiction stack.
- Is 19805 expensive to live in?
- Median rent runs $1,203 a month, about 25% of median household income, and the median home is worth $220,200 — -26% against the typical Delaware ZIP.
- Is a ZCTA the same as a postal ZIP code?
- Not exactly. The Census builds ZIP Code Tabulation Areas from the ZIP codes of addresses inside each census block, so a ZCTA can differ slightly from the USPS delivery route of the same number, and PO-box-only ZIPs have no ZCTA at all.
Keep going
Related pages for this area.
Sources & transparency
- US Census Bureau, ACS 2019-2023 5-year estimates — 2019-2023 ACS 5-year — population, income, housing
- Census 2020 ZCTA-to-county relationship file — County assignment by largest land-area overlap
- Delaware Division of Revenue — Sales tax rates and local add-ons
Last reviewed December 2024. Figures are published for reference and can change; verify with the source agency before filing or contracting. How we build and check this data.