CostBy County

Cost of Living in New Castle County, Delaware

$1,448/mo
Median Monthly Rent
$352,200
Median Home Value

At a Glance

Median Monthly Rent
$1,448/mo
7% above state average
Median Home Value
$352,200
6% above national
Census GRAPI
29.1%
Median gross rent as % of renter income

Rent burden measured as median gross rent as a percentage of renter household income (Census ACS B25071)

Affordability Rating
Affordable
Median gross rent is under 30% of renter household income

These figures are county medians, not a personal budget. Use them to frame rent, ownership, and income tradeoffs, then account for household size, commute, financing, insurance, taxes, debt, and local availability before making a decision.

How New Castle County Compares

Median monthly rent comparison

New Castle County$1,448/mo
Delaware Average$1,347/mo
National Median$1,413/mo

Detailed Housing Stats

$1,448/mo
Median Gross Rent
$352,200
Median Home Value
$1,489/mo
Monthly Owner Cost
29.1%
Census GRAPI

National Ranking

Affordability Rank

New Castle County ranks #2,861 of 3,142 counties for affordability (bottom 9%)

Most AffordableLeast Affordable

Sourced county brief

New Castle County Median Gross Rent Reaches $1,448 Per Month

The median gross rent in New Castle County was estimated at $1,448 per month, which is $101 above the Delaware unweighted county mean of $1,347. The official median gross rent as a percentage of household income (GRAPI), documented in ACS table B25071, is 29.1%. This percentage is 1.6 percentage points below the state unweighted county mean of 30.7%. The median renter-household income for the county was $57,607. Among homeowners, the median selected monthly owner costs for all units were $1,489, compared to the state unweighted county mean of $1,332. The median home value was $352,200, which is $1,733 above the state unweighted county mean of $350,467. See ACS table B25071 for the underlying estimate.

Cost of Living Advisory: New Castle County

Affordability Verdict

ACS B25071 estimates median gross rent at 29.1% of renter household income in New Castle County, which is below the 30% affordability benchmark. This is a median percentage among renter-occupied units, not the share of households above a threshold.

Rent vs. Own

Median gross rent is $1,448 per month; median selected monthly owner costs are $1,489. These ACS medians describe different tenure groups and are not a personalized rent-versus-buy calculation.

Income Needed

Using the common 30% budgeting benchmark, $57,920 in annual gross income would allocate 30% to the county's median gross rent. This is a reproducible illustration, not evidence that a particular household can afford housing.

Regional Context

The Delaware unweighted mean of county median rents is $1,347 per month. New Castle County's $1,448 median is 7.5% above that comparison value.

Data version acs5-2020-2024 · Method cost-advisory-v2

Affordability Calculator

See how your income compares to housing costs in New Castle County

$

Rent Burden

19.1%

of gross income

Max Housing (28% Rule)

$2,127

per month

Owner Cost Burden

19.6%

of gross income

The median home in New Castle County may be a stretch

Median home value is $352,200. Estimated monthly cost: $2,812 vs. your max of $2,127.

Rent Affordability Guide

Your entered rent as a share of entered income19.1%
Recommended max30.0%

Income Needed Calculator

See how much you need to earn to comfortably afford housing

$
Rent Affordability

$0/yr

Needed to stay within recommended threshold

Median income:$0/yr
Can you afford it? Yes
Your income: $91,166Needed: $57,920
Owner Cost Affordability

$0/yr

Needed to stay within recommended threshold

Median income:$0/yr
Can you afford it? Yes
Your income: $91,166Needed: $63,814
Mortgage Affordability

$0/yr

Needed to stay within recommended threshold

Median income:$0/yr
Can you afford it? Yes
Your income: $91,166Needed: $81,967

Based on the 30% rule for rent and 28% rule for housing costs (mortgage + owner costs). Mortgage estimate assumes 20% down, 7.2% interest, 30-year fixed.

Frequently Asked Questions

What is the cost of living in New Castle County, Delaware?
New Castle County, Delaware has a median monthly rent of $1,448/mo and a median home value of $352,200. The affordability rating is Affordable, with median gross rent equal to approximately 29.1% of renter household income.
What is the median rent in New Castle County?
The median gross rent in New Castle County is $1,448/mo. This is 7% above state average for Delaware.
Is New Castle County affordable?
New Castle County is rated Affordable using the Census median gross-rent-as-a-percentage-of-income measure of 29.1%. Median gross rent is under 30% of renter household income.
How does New Castle County's rent compare to the state average?
New Castle County's median rent of $1,448/mo is 7% above state average of $1,347/mo for Delaware.
What is the median home value in New Castle County?
The median home value in New Castle County, Delaware is $352,200. This is 6% above the national median home value of $332,700.

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Published by the CostByCounty Editorial Team. See our methodology and corrections policy.Data build reviewed 2026-07-09; first published 2026-03-10.

Data: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2020-2024). Data is informational only and is not personalized financial advice.

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