New Castle, DE · standard
ZIP Code 19720
New Castle County, Delaware - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 59,250
- 617/sq mi High-density area
- $75,403
- Median income Near-median income area
- $265,000
- Median home value Near-median home value
- 23.3%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
New Castle pairs an above-median household income with above-median home values, in a low-density, homeowner-dominated and unusually populous area.
- Top 45%
- household income, US ZIPs
- Top 39%
- home value, US ZIPs
- 617
- people per sq mi
- 68%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 19720 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 19720 (New Castle, DE) rose +11.7% from 2023 to 2024. The all-transactions index moved from 240.1 in 2023 to 268.2 in 2024 (2000 = 100).
ZIP code 19720 is a densely settled ZIP (a standard USPS delivery area) in New Castle, New Castle County, Delaware, with 59,250 residents across 96.1 square miles, a density of 617 people per square mile, in the New York time zone.
ZIP 19720 lands in the middle-income range, with a median household income of $75,403 (16% below the average Delaware ZIP), while per-capita income is $36,945. The poverty rate is 10.9%, with unemployment at 3.6%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $265,000 (30% below the average Delaware ZIP), and median rent is $1,363; owner occupancy is 67.6%.
Educational attainment sits below the national norm: 23.3% of adults hold a bachelor's degree or higher, the median age is 39.7, and the average commute is 26 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in New Castle County, so 19720 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 19720
Top 5 sectors by establishment count in New Castle, DE
Which industries have the most business establishments in ZIP 19720.
- Retail trade
Retail trade
226 establishments
- Construction
Construction
181 establishments
- Other services (except public administration)
Other services (except public administration)
146 establishments
- Transportation and warehousing
Transportation and warehousing
143 establishments
- Wholesale trade
Wholesale trade
131 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 19720, New Castle, DE · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
59,250
Population
96.1
Area (sq mi)
617
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 19720?
39.7
Median Age
49.0%
Male
51.0%
Female
13.8%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$75,403
Median Household Income
-16% vs state ZIP avg
$36,945
Per Capita Income
10.9%
Poverty Rate
3.6%
Unemployment Rate
26.1 min
Mean Commute Time
How ZIP 19720 ranks nationally
New Castle, DE household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$75,403 Top 45% higher than 55% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
24,756housing units
24,756
Total Housing Units
23,641
Occupied Units
1,115
Vacant Units
2.61
Avg Household Size
Occupancy Type
$265,000
Median Home Value
-30% vs state ZIP avg
$1,363
Median Rent
1972
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+11.7%
YoY Change (2024)
268
HPI Index (2000 = 100)
+168%
Total Change Since 2000
Home values in ZIP 19720 have increased 11.7% over the past year (2024). Since 2000, this ZIP has seen +168% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +3.7% | 177 |
| 2021 | +12.3% | 199 |
| 2022 | +14.5% | 227 |
| 2023 | +5.6% | 240 |
| 2024 | +11.7% | 268 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 1,540 business establishments in ZIP 19720, employing approximately 38,185 people with a combined annual payroll of $2,284,345,000.
1,540
Businesses
38,185
Employees
$2.3B
Annual Payroll
17
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 226 | 14.7% |
| Construction | 181 | 11.8% |
| Other services (except public administration) | 146 | 9.5% |
| Transportation and warehousing | 143 | 9.3% |
| Wholesale trade | 131 | 8.5% |
| Administrative and support and waste management and remediation services | 130 | 8.4% |
| Accommodation and food services | 117 | 7.6% |
| Health care and social assistance | 98 | 6.4% |
| Professional, scientific, and technical services | 95 | 6.2% |
| Real estate and rental and leasing | 68 | 4.4% |
| Manufacturing | 52 | 3.4% |
| Finance and insurance | 46 | 3.0% |
| Information | 34 | 2.2% |
| Industries not classified | 22 | 1.4% |
| Educational services | 18 | 1.2% |
| Management of companies and enterprises | 15 | 1.0% |
| Arts, entertainment, and recreation | 14 | 0.9% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 19720 vs 19706 →
ZIP 19720 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 19720
New Castle (19720)
59,250 residents
- 19702
Newark (19702)
51,899 residents
- 19805
Wilmington (19805)
40,937 residents
- 19808
Wilmington (19808)
38,442 residents
- 19713
Newark (19713)
30,408 residents
- 19804 17,944
Wilmington (19804)
17,944 residents
- 19801 16,286
Wilmington (19801)
16,286 residents
- 08070 13,059
Pennsville (08070)
13,059 residents
- 19706 1,822
Delaware City (19706)
1,822 residents
What this shows Among its immediate neighbors, ZIP 19720 ranks the most populous - useful context the national average alone can't give.
ZIP 19720 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 19808
Wilmington (19808)
$94,234 median income
- 19702
Newark (19702)
$92,446 median income
- 19706
Delaware City (19706)
$83,681 median income
- 19733
Saint Georges (19733)
$82,604 median income
- 19804
Wilmington (19804)
$79,701 median income
- 19713
Newark (19713)
$76,493 median income
- 08070
Pennsville (08070)
$75,697 median income
- 19720
New Castle (19720)
$75,403 median income
- 08023
Deepwater (08023)
$65,944 median income
What this shows By household income, ZIP 19720 ranks #8 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 19706 | Delaware City, DE | 1,822 | 5.1 mi |
| 19804 | Wilmington, DE | 17,944 | 4.9 mi |
| 19805 | Wilmington, DE | 40,937 | 6.8 mi |
| 08070 | Pennsville, NJ | 13,059 | 5.4 mi |
| 19713 | Newark, DE | 30,408 | 5.9 mi |
| 19733 | Saint Georges, DE | 110 | 6.7 mi |
| 19801 | Wilmington, DE | 16,286 | 6.6 mi |
| 19702 | Newark, DE | 51,899 | 6.7 mi |
| 08023 | Deepwater, NJ | 451 | 6.4 mi |
| 19808 | Wilmington, DE | 38,442 | 7.0 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 19720, both outside DE so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (59,250 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in New Castle County
Related Areas
Frequently Asked Questions
What county is ZIP code 19720 in?
ZIP code 19720 (New Castle) is located in New Castle County, Delaware. New Castle County contains multiple ZIP codes, see the full list at /counties/new-castle-de.
What is the population of ZIP code 19720?
ZIP code 19720 in New Castle, DE has a population of 59,250 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 19720?
The median household income in ZIP 19720 is $75,403, which is 1% below the national average of $76,288.
What is the average home value in ZIP 19720?
The median home value in ZIP 19720 is $265,000, which is 5% below the national average of $278,155.
What is the demographic makeup of ZIP 19720?
The largest racial group in ZIP 19720 is African American at 44.1%. Hispanic or Latino residents make up 17.7% of the population.
How many businesses are in ZIP code 19720?
ZIP code 19720 has 1,540 business establishments employing approximately 38,185 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 19720?
The top industries by establishment count in ZIP 19720 are: Retail trade (226), Construction (181), Other services (except public administration) (146). There are 17 industry sectors represented in total.
How have home values changed in ZIP code 19720?
According to the FHFA House Price Index, home values in ZIP 19720 increased by 11.7% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 168%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 19720?
In ZIP code 19720, 61.0% of residents aged 25+ have a high school diploma or higher, and 23.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 19720?
The mean commute time for workers in ZIP code 19720 is 26.1 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 19720?
In ZIP code 19720, approximately 67.6% of occupied housing units are owner-occupied and 32.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 19720?
The poverty rate in ZIP code 19720 is 10.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 19720's numbers, next.
- See how ZIP 19720 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where New Castle, DE ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.