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County Overview

New Castle County, DE

Aggregate real estate market report across county ZIPs
Balanced Market
September 2026  ·  Source: Realtor.com

Market Analysis

Data as of September 2026. Source: Realtor.com.

The New Castle County, DE real estate market currently shows 1,646 active listings, with 630 pending sales. Homes are averaging 40 days on the market before going under contract.

Inventory has increased compared to last year, with 121 more homes available — giving buyers more choice.

Homes are selling faster, averaging 40 days on market compared to 42 days last year.

The median listing price has risen 1.8% year-over-year, from $419,475 to $427,000.

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Market Context

Market Context

Population: 566,249  ·  Density: 1,109.2/mi²  ·  Median household income: $88,358

Typical home value: $310,257  ·  Homeownership: 68.1%

Included Areas

Wilmington: 19801, 19802, 19803, 19804, 19805, 19806, 19807, 19808, 19809, 19810, 19884, 19886

Newark: 19702, 19711, 19712, 19713, 19714, 19715, 19716, 19717, 19718, 19725

New Castle: 19721, 19726

Southbridge: 19850, 19880

Wrangle Hill Estates: 19701

Claymont: 19703

Delaware City: 19706

Hockessin: 19707

Kirkwood: 19708

Middletown: 19709

Montchanin: 19710

Midvale: 19720

Odessa: 19730

Port Penn: 19731

Area Map

Market Overview

Active Listings
1,646
⇧ 7.9% vs 1,525 last year
Pending
630
38% pending ratio
Median Price
$427,000
⇧ 1.8% vs $419,475 last year
Average Price
$496,805
⇩ 8.3% vs $541,542 last year
Days on Market
40
⇩ 4.8% vs 42 days last year

Price Per Square Foot

Median $/sqft
$210
⇩ 1.4% vs $213/sqft last year
Median Home Size
1,988 sqft
Typical listing size
12-Month $/sqft Trend

Sale-to-List Price Dynamics

At Original Price
99.8%
Listings with no price change
Price Reduced
0.2%
⇧ 18.3% vs 0.2% last year
Price Increased
0%
⇧ 2.5%
12-Month Price Reduction Trend

Based on listing price changes before sale/pending as a proxy for sale-to-list dynamics. Source: Realtor.com.

12-Month Trends

Historical Trend Charts

Median Price
Average Price
Days on Market
Total Listings
Pending Listings
Active Listings
New Listings
Price Per Sqft
Price Reduced %