New Castle County, Delaware home prices
Typical home $366,105 · +1.4% in a year · property tax 0.71%
The typical home in New Castle County is worth $366,105, 10% less than the Delaware typical home ($405,061). Values changed +1.4% in the past year and +25.7% over five years. Homeowners here pay a median 0.71% of their home's value in property tax each year ($2,598 on the typical home), versus 0.49% statewide.
Mortgage on the typical New Castle County home
| Down payment | Cash down | Loan | Principal + interest | PMI / MIP | Tax + insurance | Total / month | Income needed |
|---|---|---|---|---|---|---|---|
| 20% down | $73,221 | $292,884 | $1,970 | $0 | $400 | $2,370 | $101,600 |
| 10% down | $36,611 | $329,495 | $2,217 | $137 | $400 | $2,753 | $118,000 |
| 5% down | $18,305 | $347,800 | $2,340 | $145 | $400 | $2,884 | $123,600 |
| 3.5% down (FHA) | $12,814 | $359,474 | $2,418 | $162 | $400 | $2,980 | $127,700 |
Assumes a 30-year fixed loan at 7.11%, property tax of 0.71% of the home value a year, homeowners insurance of 0.6% a year, PMI of 0.5% of the loan a year when the down payment is under 20%, and FHA mortgage insurance of 0.55% a year plus a 1.75% upfront premium added to the loan. Your rate, taxes and insurance will differ.
What it takes: see what you can afford by salary in Delaware · part of the Philadelphia metro area.
Delaware counties with similar prices
| County | Typical home | 1-yr change | Tax rate |
|---|---|---|---|
| Kent County | $371,868 | +2.3% | 0.43% |
| Sussex County | $484,559 | +0.6% | 0.32% |
Frequently asked questions
What is the average home price in New Castle County, DE?
The typical home value in New Castle County is $366,105 (Zillow Home Value Index, September 2026).
How much do you need to earn to buy a house in New Castle County?
About $101,600 a year for the typical home with 20% down at a 7.11% 30-year rate.
What is the property tax rate in New Castle County?
The median effective rate is 0.71% of home value a year (Census ACS 2024 5-year estimates).