HomeDelawareNew Castle CountyNew Castle
New Castle, Delaware: commercial real estate data.
New Castle is a Census city of 5,579 people across 3.48 square miles of land, in New Castle County. Median household income is $89,205, 63.4 percent of occupied homes are owned, and the SBA record carries 69 7(a) approvals to borrowers here worth $33.3 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
New Castle
What New Castle is
- Census place typecity
- Land area3.48 sq mi
- Water area0.04 sq mi
- Population per square mile of land1,604
- County holding the largest share of its areaNew Castle County, 100.0 percent
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
New Castle
How many people live in New Castle
- Population5,579
- Median age48.5
- Population under 18915 plus or minus 250
- Share under 1816.4 percent plus or minus 4.5
- Population 65 and over1,279 plus or minus 287
- Share 65 and over22.9 percent plus or minus 5.1
- Households2,774
- Family households1,530
- Share of households that are families55.2 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
New Castle
Income and work in New Castle
- Median household income$89,205
- Per capita income$52,341
- Civilian labor force3,100
- Employed3,060
- Unemployed40 plus or minus 37
- Unemployment rate1.3 percent plus or minus 1.2
- Adults 25 and over4,505
- Adults 25 and over with a high school diploma or higher93.9 percent
- Adults 25 and over with a bachelor degree or higher33.8 percent
- Adults 25 and over with a graduate degree19.2 percent plus or minus 5.9
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
New Castle
Housing in New Castle
- Housing units2,877
- Occupied units2,774
- Vacant units103 plus or minus 59
- Vacancy rate3.6 percent plus or minus 2.0
- Owner occupied1,759
- Renter occupied1,015 plus or minus 232
- Ownership rate63.4 percent
- Median owner-occupied home value$285,100
- Median gross rent, monthly$1,739
- Annual rent as a share of median income23.4 percent
- Single family units1,930
- Share single family67.1 percent
- Units in buildings of two or more947 plus or minus 267
- Share in buildings of two or more32.9 percent plus or minus 9.0
- Mobile homes0
- Median year structure built1959
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
New Castle
How New Castle gets to work
- Workers 16 and over who commute2,413
- Commuting under 15 minutes554 plus or minus 161
- Share commuting under 15 minutes23.0 percent plus or minus 6.0
- Commuting 30 minutes or more701 plus or minus 198
- Share commuting 30 minutes or more29.1 percent plus or minus 7.3
- Drove alone67.2 percent
- Carpooled5.8 percent plus or minus 3.2
- Public transport3.9 percent plus or minus 2.8
- Walked1.2 percent plus or minus 1.1
- Worked from home21.6 percent plus or minus 6.1
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
New Castle
SBA loans in New Castle (7(a))
- Approvals69
- Gross approval$33,343,100
- Average approval$483,233
- Median approval$100,000
- Ninetieth percentile approval$1,730,800
- Largest approval$4,220,000
- Jobs supported591
- Jobs per approval8.6
- Loans with a final outcome10
- Paid in full9
- Charged off1
- Median term120 months
- Share on real estate terms of 20 years or more11.6 percent
- Share to franchises4.3 percent
- Distinct lenders19
- Distinct industries by NAICS45
Counted by borrower city: approvals to borrowers whose address is in New Castle, in any county, FY2020 to FY2026. Only 10 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
New Castle
SBA loans in New Castle (504)
- Approvals3
- Gross approval$1,896,000
- Average approval$632,000
- Median approval$687,000
- Largest approval$759,000
- Jobs supported85
- Loans with a final outcome1
- Charged off0
- Median term240 months
- Distinct CDCs1
Counted by borrower city: approvals to borrowers whose address is in New Castle, in any county, FY2010 to FY2026. Only 1 loan has reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
New Castle
Flood risk in New Castle
- NFIP communityCity of New Castle
- NFIP community number100026
- Participating in the NFIPYes
- Community Rating System classClass 8
- Currently effective map date01/22/20
The City of New Castle participates in the National Flood Insurance Program as community 100026 and carries Community Rating System class 8, a flood insurance premium discount for policies written there.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
New Castle County, not New Castle
New Castle County context, not New Castle figures
- Establishments in New Castle County17,855
- Covered employment, New Castle County303,806
- Average annual pay, New Castle County$80,334
- Housing units permitted, New Castle County1,586
Every figure in this section is published for New Castle County as a whole and is not a measurement of New Castle.
All New Castle County figures →
US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.
Coverage
What this page does not hold.
Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Common questions
New Castle questions, answered from the record.
How many people live in New Castle, Delaware?
5,579, in 2,774 households. New Castle city covers 3.48 square miles of land, which is 1,604 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is New Castle in?
New Castle County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.
What is the median household income in New Castle?
$89,205. The median owner-occupied home is valued at $285,100. Median gross rent is $1,739 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to New Castle businesses?
69 7(a) approvals totaling $33.3 m since FY2020, across 19 lenders, median approval $100,000, plus 3 504 approvals worth $1.9 m since FY2010. These count approvals to borrowers whose address is in New Castle, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to New Castle borrowers get paid back?
No rate is published for New Castle. Only 10 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.
Is New Castle in the National Flood Insurance Program?
Yes. New Castle appears in the FEMA Community Status Book as New Castle, city of, community 100026, carrying Community Rating System class 8, which is a premium discount for exceeding the program minimum. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page New Castle figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for New Castle County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of New Castle.
Is zoning published for New Castle?
No. Nothing on this page presents parcel level zoning.