What the Pros Know
Market Snapshot
Zip Code 19804 | New Castle County, DE
17,986
Population
YoY
202239.4
Median Age
YoY
2022$71,610
Median Household Income
YoY
2022$330,000
Median Sale Price
1.5% MoM
3.1% YoY
6/202545
Homes Sold
11.8% MoM
4.7% YoY
6/20250.4
Months Inventory
39.5% MoM
269.8% YoY
6/202520
Days on Market
12 MoM
9 YoY
6/202516
Listings
23.1% MoM
11.1% YoY
6/2025208
Price per Sq Ft
5.8% MoM
0.6% YoY
6/2025
See 19804 on Zillow
1. Population Data from U.S. Census Bureau.
2. Sales Data provided by Redfin, a national real estate brokerage.
MoM = Month over Month. The percentage change from the previous month to the current month.
YoY = Year over Year. The percentage change from the same period the previous year to the current period.