American Tower Corp
Close on Nov 2, 2026Market cap $87.74BP/E 25.9Yield 3.61%
American Tower CoreSite Data Center Net Rentable Square Feet by Year
CoreSite Data Center Net Rentable Square Feet (NRSF) — Total U.S. Portfolio (ksqft) (K sq ft)
American Tower CoreSite Data Center Net Rentable Square Feet: 3,661.0K sq ft in FY2025, up 9.5% from a year earlier.
Where the FY2025 figure comes from
Source: American Tower SEC Form 10-K FY2025 (0001053507-26-000035, filed 2026-02-24) ↗
Built-out Net Rentable Square Feet (in thousands of sq ft) across all 11 U.S. metro campuses.
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | CoreSite Data Center Net Rentable Square Feet (NRSF) — Total U.S. Portfolio (ksqft) (K sq ft) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 3,661.0 | +9.5% | American Tower SEC Form 10-K FY2025 (0001053507-26-000035, filed 2026-02-24) ↗ |
| FY2024 | Dec 31, 2024 | 3,343.0 | +2.4% | American Tower SEC Form 10-K FY2024 (0001053507-25-000025, filed 2025-02-25) ↗ |
| FY2023 | Dec 31, 2023 | 3,266.0 | +6.8% | American Tower SEC Form 10-K FY2023 (0001053507-24-000011, filed 2024-02-27) ↗ |
| FY2022 | Dec 31, 2022 | 3,058.0 | -0.2% | American Tower SEC Form 10-K FY2022 (0001053507-23-000023, filed 2023-02-23) ↗ |
| FY2021 | Dec 31, 2021 | 3,063.0 | – | American Tower SEC Form 10-K FY2021 (0001053507-22-000017, filed 2022-02-25) ↗ |
Breakdown
What makes up coreSite Data Center Net Rentable Square Feet
- San Francisco Bay / Silicon Valley, CA — Data Center NRSF (ksqft)1,051.0 · FY2025
- Los Angeles, CA — Data Center NRSF (ksqft)724.0 · FY2025
- Northern Virginia — Data Center NRSF (ksqft)627.0 · FY2025
- New York / Northern NJ — Data Center NRSF (ksqft)376.0 · FY2025
- Chicago, IL — Data Center NRSF (ksqft)272.0 · FY2025
- Boston, MA — Data Center NRSF (ksqft)124.0 · FY2025
- Orlando, FL — Data Center NRSF (ksqft)104.0 · FY2025
- Miami, FL — Data Center NRSF (ksqft)90.0 · FY2025
- Atlanta, GA — Data Center NRSF (ksqft)95.0 · FY2025
- Denver, CO — Data Center NRSF (ksqft)151.0 · FY2025
- Washington, D.C. — Data Center NRSF (ksqft)47.0 · FY2025
Cite this data
StockData. (2026). American Tower CoreSite Data Center Net Rentable Square Feet (K sq ft), annual FY2021–FY2025 [Data set]. Compiled from American Tower SEC filings and investor materials. https://stockdatahq.com/stocks/amt/kpis/dc-nrsf-total
See every metric in the American Tower KPI table. Data updated Nov 1, 2026.