New Castle Social Security office
Information verified on July 21, 2026.
- Address
- 920 W Basin Road, Suite 200, New Castle, DE 19720
- County
- New Castle
- Phone
- 866-667-7221
- Hours
- Monday
- 9:00 AM to 4:00 PM
- Tuesday
- 10:00 AM to 4:00 PM
- Wednesday
- 9:00 AM to 4:00 PM
- Thursday
- 9:00 AM to 4:00 PM
- Friday
- 9:00 AM to 4:00 PM
- Last verified
- July 21, 2026
The New Castle office is one of 3 Social Security field offices in Delaware, serving New Castle, home to about 99,000 people 65 and older. The nearest other office is in Elkton, MD, about 15 miles away. The average monthly Social Security benefit in New Castle is about $2,066.
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- Average monthly Social Security benefit in this county
- $2,066
- Social Security beneficiaries in this county
- 112,910
- Residents 65 and older in this county
- 98,558
Nearest other office: Elkton, MD (14.6 miles)
This office is the closest Social Security office for zip codes 19892, 19804, 19721, 19720, 19805, 19801, 19899, 19890, 19880, 19850, 19898, 19893, and 41 more.
Services and appointments
We do not have the services or appointment policy for this office yet. You can confirm both with the Social Security Administration at ssa.gov or by calling the office.
Nearest offices
- Elkton MD · Elkton, MD14.6 miles
- Chester PA · Chester, PA16.8 miles
- West Chester PA · West Chester, PA18.6 miles
- Upper Darby PA · Upper Darby, PA25.4 miles
- Glassboro NJ · Glassboro, NJ25.9 miles
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