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New Castle, DE Real Estate & Property Data

Last Updated: September 20, 2025

Accurate and comprehensive real estate data is critical for insight into New Castle, DE 19720. ATTOM’s New Castle real estate data is updated daily, and current market trends show that in New Castle, DE a total of 772 residential properties have sold over the past year. With a median home price of $355,496 in New Castle and a total of 16 foreclosures. Get detailed property data for New Castle, DE instantly. ATTOM is your one-stop-shop for the New Castle property reports and real estate data you need in New Castle, DE.

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Total Residential Properties 18,669

Total Commercial Properties 763

Avg. Home Age (Single Family Home) 56 Years

Avg. Square Feet (Single Family Home) 1,584

Total 2025 Residential Sales (year-to-date) 409

% of Homes Seriously Underwater (Q3 2025) 1.1%

Total 2024 Residential Sales 681

% of Equity Rich Homes (Q3 2025) 48.19%

Effective 2024 Property Tax 0.52%

Total Foreclosure Filings (year-to-date) 142

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New Castle, DE 19720 Real Estate Overview

There were 772 residential properties sold in the past year in New Castle, DE 19720. The median home value in New Castle, DE 19720 is $328,200. There are a total of 18,669 residential properties in the 19720.

Median Sales Price i

$355,496

(Jul 2025)

+14.8%

year-over-year

y-o-y

List Graph

1 year 3 years

5 years

July '25 Jul '25 $355,496
June '25 Jun '25 $335,093
May '25 May '25 $331,593
April '25 Apr '25 $305,250
March '25 Mar '25 $307,812
February '25 Feb '25 $326,563
January '25 Jan '25 $333,316
December '24 Dec '24 $268,750
November '24 Nov '24 $337,500
October '24 Oct '24 $305,075
September '24 Sep '24 $336,900
August '24 Aug '24 $298,612

Median Down Payment i

$67,125

(Jul 2025)

+10.4%

year-over-year

y-o-y

List Graph

1 year 3 years

5 years

July '25 Jul '25 $67,125
June '25 Jun '25 $49,215
May '25 May '25 $60,563
April '25 Apr '25 $15,046
March '25 Mar '25 $57,500
February '25 Feb '25 $21,170
January '25 Jan '25 $24,600
December '24 Dec '24 $46,200
November '24 Nov '24 $44,380
October '24 Oct '24 $40,138
September '24 Sep '24 $59,879
August '24 Aug '24 $49,000

Number of Homes Sold i

(Jul 2025)

-25.6%

year-over-year

y-o-y

List Graph

1 year 3 years

5 years

July '25 Jul '25 61
June '25 Jun '25 54
May '25 May '25 59
April '25 Apr '25 65
March '25 Mar '25 64
February '25 Feb '25 42
January '25 Jan '25 64
December '24 Dec '24 56
November '24 Nov '24 51
October '24 Oct '24 62
September '24 Sep '24 54
August '24 Aug '24 58

Number of Purchase Loans i

(Jul 2025)

-18.5%

year-over-year

y-o-y

List Graph

1 year 3 years

5 years

July '25 Jul '25 53
June '25 Jun '25 48
May '25 May '25 50
April '25 Apr '25 54
March '25 Mar '25 58
February '25 Feb '25 39
January '25 Jan '25 60
December '24 Dec '24 48
November '24 Nov '24 52
October '24 Oct '24 51
September '24 Sep '24 47
August '24 Aug '24 46

Number of REFI Loans i

(Jul 2025)

+34.5%

year-over-year

y-o-y

List Graph

1 year 3 years

5 years

July '25 Jul '25 78
June '25 Jun '25 61
May '25 May '25 66
April '25 Apr '25 78
March '25 Mar '25 46
February '25 Feb '25 59
January '25 Jan '25 63
December '24 Dec '24 79
November '24 Nov '24 77
October '24 Oct '24 69
September '24 Sep '24 78
August '24 Aug '24 71

Number of HELOC Loans i

(Jul 2025)

+52.9%

year-over-year

y-o-y

List Graph

1 year 3 years

5 years

July '25 Jul '25 26
June '25 Jun '25 16
May '25 May '25 20
April '25 Apr '25 24
March '25 Mar '25 23
February '25 Feb '25 19
January '25 Jan '25 14
December '24 Dec '24 12
November '24 Nov '24 16
October '24 Oct '24 12
September '24 Sep '24 12
August '24 Aug '24 14

New Castle, DE 19720 Real Estate Market Overview

Last 30 days

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New Castle, DE 19720 Foreclosure Activity

There were a total of 16 New Castle, DE 19720 properties with a foreclosure filing in July 2025. Lenders started the foreclosure process on 10 New Castle, DE 19720 properties and repossessed 1 New Castle, DE 19720 properties through completed foreclosures (REOs) in July 2025.

Total Foreclosure Filings i

(Jul 2025)

+6.7%

year-over-year

y-o-y

List Graph

1 year 3 years

5 years