Social Security Offices in San Marcos, California
1 office ยท San Diego County
San Marcos has one Social Security field office, in San Diego County. It serves the city and the surrounding area, the closest office for 12 nearby communities, and is one of California's 124 field offices. Its address, hours, phone number, and directions are below.
- office in city
- 1
- communities served
- 12
- people in service area
- 253K
- county
- San Diego County
- to next-nearest city
- 8.9 mi
The San Marcos office on the map
1 location, Social Security offices in San Marcos. Click a pin for the address and a link.
The San Marcos Social Security office
Visiting a San Marcos office
- Most services now require an appointment. Book by calling the office or 1-800-772-1213 (TTY 1-800-325-0778).
- Bring a photo ID and your Social Security number, plus original documents for your request.
- Field offices are open weekdays only and closed on federal holidays. Check the exact hours on each office page above.
- Skip the trip when you can: replace a card, get a benefit letter, or update direct deposit online at ssa.gov.
Closest Social Security office for nearby towns
These nearby towns do not have a separate active Social Security office page here. Based on town and office coordinates, the San Marcos office is the closest active office listed for them. Use this page for the office address, hours, phone number, and directions.
| Nearby town | Closest office | Distance |
|---|---|---|
| Lake San Marcos, CA | San Marcos office | 1.4 mi |
| Harmony Grove, CA | San Marcos office | 4.1 mi |
| Elfin Forest, CA | San Marcos office | 4.5 mi |
| Del Dios, CA | San Marcos office | 5.9 mi |
| Escondido, CA | San Marcos office | 6 mi |
| Hidden Meadows, CA | San Marcos office | 7.6 mi |
| Rancho Santa Fe, CA | San Marcos office | 8 mi |
| Encinitas, CA | San Marcos office | 9.1 mi |
| Fairbanks Ranch, CA | San Marcos office | 10 mi |
| Valley Center, CA | San Marcos office | 10.6 mi |
| Solana Beach, CA | San Marcos office | 11.1 mi |
| Pala, CA | San Marcos office | 17.1 mi |
Other Social Security offices near San Marcos
More Social Security help
San Marcos Social Security offices: FAQs
- How many Social Security offices are in San Marcos?
- San Marcos, California has 1 Social Security field office, listed below with its address, hours, and phone number.
- Do I need an appointment at the San Marcos office?
- Since 2025 the SSA asks most visitors to book an appointment before coming in. Call the office directly or the national line at 1-800-772-1213 (TTY 1-800-325-0778) to schedule one and cut your wait.
- What should I bring to a San Marcos Social Security office?
- Bring a photo ID and your Social Security number, plus original documents for your request, for example, proof of identity and citizenship or immigration status for a new or replacement card.
- What's the nearest Social Security office to San Marcos?
- The closest field office outside San Marcos is in Oceanside, about 8.9 miles away. More nearby offices are listed on this page.
- Can I avoid visiting a San Marcos office?
- Many tasks, replacing a card, checking an application, getting a benefit verification letter, or updating direct deposit, can be done online with a free my Social Security account at ssa.gov, with no visit needed.