Data CentersAtlas
California · Data center record

Csquare SFO3

Status
Operator-listed service
Place
Sunnyvale, California
Company
Csquare
Type
Data center (inventory classification)

Status context. Primary source review checked October 16, 2026. The current Silicon Valley page has a separately named SFO3 section offering colocation, customer connectivity and round-the-clock support. These are named service groups, not a count of distinct physical buildings. Multiple addresses and the SFO1/SFO2 grouping remain unresolved. SFO4’s shared address with Digital Realty SJC14 does not resolve ownership, tenancy or asset identity. No merge, address or map-point upgrade is made.

Approximate source parcel reference, not a surveyed building or complete campus. Approximate center of the exact official city hosted county reference parcel APN 21627069 for current Csquare SFO3 published 1400 Kifer Road, Sunnyvale, CA 94086. Census returns zero matches and no street coordinate is substituted. County geometry acquisition date and imagery acquisition date are unknown. Not a surveyed roof, legal title, tenant unit or complete campus. Existing native status remains operating.

Open on the California mapSanta Clara CountyNear me

Sources.

  1. Reviewed sourcewww.csquare.com · checked October 14, 2026
  2. Reviewed sourcewww.csquare.com · checked October 15, 2026
  3. Reviewed current operator evidencewww.csquare.com · checked October 16, 2026
  4. Exact county parcel situs and geometrygis.sunnyvale.ca.gov · checked October 23, 2026
  5. Literal street zero match retainedgeocoding.geo.census.gov · checked October 23, 2026
  6. Actually viewed setting only, acquisition date unknownbasemap.nationalmap.gov · checked October 23, 2026

Nearby records.

Amazon AWS Gilroy Data Center300 Holger Way Data Center (Menlo Equities conversion)5601 Great Oaks Parkway Data Center (Menlo Equities, Charlotte Drive)865 Embedded Way Data Center (Oppidan / Rockpoint)Cologix SV1Bowers Data CenterCoreSite SV1 - San Jose, CACsquare SFO1Csquare SFO2Csquare SFO4

Data file updated October 25, 2026. Fields keep their own sources and dates; unknown details stay unknown. Method · Report a correction

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Last checked October 24, 2026, 6 linked sources. Review dates do not certify current operation or every field. Corrections and record history

Updated . What changed: Dated field evidence for Csquare SFO3. This is not an operating recertification.

Quick answers

Questions about this record

What stage does this record report?

Operator-listed service. This is the sourced Atlas label; it does not independently certify current operation. Compilation dated October 26, 2026. Record data and source links.

How precise is the mapped location?

Approximate source parcel reference, not a surveyed building or complete campus. A map reference does not independently certify a parcel, roof or facility boundary. Compilation dated October 26, 2026. Record data and source links.

Where can I review the evidence?

6 distinct public source links are retained for this record. Source 1 Source 2 Source 3 Compilation dated October 26, 2026. Record data and source links.