ZIP Code · DE

ZIP 19720

Part of New Castle, DE

Pop. 62,392·New Castle County·15th most expensive ZIP in Delaware

Median rent (all units)

$1,687/mo

Year-over-Year

-1.2%

Month-over-Month

+0.2%

vs US Median

-$245

Reported rents

Stable (Monthly)

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Most AffordableMost Expensive

ZIP 19720 · $1,687

More affordable than 59% of US ZIP codes · National median $1,932/mo

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Compare your rent to the local median.

Medians by bedroom

Rent by unit size

Studio

$1,270

1 BR

$1,380

2 BR

$1,640

3 BR

$1,970

4 BR+

$2,200

Research median

$1,640/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: October 17, 2026

From the history

What the numbers show

Past year vs. the rest of Delaware

Rent in ZIP 19720 changed -1.2% over the year to September 2026. Across the 17 Delaware ZIP codes Zillow tracks, the typical change was +5.2%.

Recent direction

Rent has risen 2 months in a row, and rose in 8 of the last 12 months.

What a typical income covers

30% of the median household income ($75,403) is $1,885 a month. That covers HUD's Fair Market Rent for up to a 2-bedroom ($1,640); a 3-bedroom is $1,970.

From Zillow's monthly rent index (ZORI) for ZIP 19720. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$20,244/yr

At $1,687/mo median

Location

CityNew Castle

StateDE

CountyNew Castle County

Rent Market Meter

Balanced Market

Renter's MarketBalancedLandlord's Market

Rents are roughly steady, with neither renters nor landlords holding a strong edge right now.

Based on rent-price momentum (-1.2% YoY, +0.2% MoM), not inventory.

Demographics

Who lives here

ZIP 19720 (New Castle, DE) is majority owner-occupied, 23.3% of residents hold a bachelor's degree or higher.

Population

62,392

Median income

$75,403

Median age

39.7

Renters

32.4%

Age distribution

21.8%

22%

25.3%

15%

15.8%

Under 1821.8%

18–3422%

35–5425.3%

55–6415%

65+15.8%

Gender

49%

51%

Male49%

Female51%

Race & ethnicity

35.4%

44.1%

17.7%

White35.4%

Black44.1%

Hispanic17.7%

Asian2.5%

Education (25+)

37.7%

27.7%

23.3%

No HS diploma11.4%

HS diploma37.7%

Some college27.7%

Bachelor's+23.3%

Housing tenure

67.6%

32.4%

Owner67.6%

Renter32.4%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How ZIP 19720 in New Castle, DE has changed in 5 years

Income

$67,700 → $75,403

up 11.4%

Population

60,599 → 62,392

up 3.0%

Renter share

32% → 32.4%

+0.4 pts

Bachelor's+

21.9% → 23.3%

+1.4 pts

Median age

40.2 → 39.7

-0.5 yrs

Census figures show median household income at $75,403 today, compared with $67,700 five years earlier. Headcount in the area went from 60,599 to 62,392 between 2021 and 2024, a 3.0% change.

Community

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Local insights

Tips for renters in ZIP 19720

About renting in ZIP 19720

Last updated: October 17, 2026

ZIP code 19720 covers New Castle, DE. The median rent here is $1,687/mo as of October 2026. A 1-bedroom rents for a median of $1,380/mo. A 2-bedroom rents for a median of $1,640/mo.

At 27% of local median household income ($75,403/yr), ZIP 19720 ranks as affordable compared to the national benchmark of 30%. Rents have decreased 1.2% over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 19720?

To keep rent at or below 30% of gross income, you would need to earn at least $67,000/year (about $32/hour full-time) to afford the median rent of $1,687/mo in ZIP 19720. The local median household income is $75,403/yr, so the typical household meets that bar.

Is rent going up or down in ZIP 19720?

Rent in ZIP 19720 has fallen 1.2% over the past year.

How does ZIP 19720 compare to other ZIPs in Delaware?

ZIP 19720 is one of the more affordable among Delaware ZIP codes for rent, ranking #15 of 19 at $1,687/mo. Over the year to September 2026, rent in ZIP 19720 changed -1.2%, against a typical +5.2% across the 17 Delaware ZIP codes Zillow tracks.