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Note 13 - Segments (Tables) | 12 Months Ended
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Dec. 31, 2025
Notes Tables |
Schedule of Segment Reporting Information, Net Operating Income by Segment [Table Text Block] |
|  | For the Year Ended December 31, 2025 |
|  | Retail |  |  | Office/Industrial |  |  | Model Homes |  |  | Corporate and Other |  |  | Total |
Rental revenue |  | $ | 487,161 |  |  | $ | 9,585,303 |  |  | $ | 3,952,162 |  |  | $ | — |  |  | $ | 14,024,626 |
Recovery revenue |  |  | 56,439 |  |  |  | 2,389,853 |  |  |  | — |  |  |  | — |  |  |  | 2,446,292 |
Other operating revenue |  |  | 400 |  |  |  | 257,414 |  |  |  | 5,776 |  |  |  | 80,200 |  |  |  | 343,790 |
Total revenues |  |  | 544,000 |  |  |  | 12,232,570 |  |  |  | 3,957,938 |  |  |  | 80,200 |  |  |  | 16,814,708 |
Rental operating costs |  |  | 115,047 |  |  |  | 6,423,862 |  |  |  | 212,817 |  |  |  | (593,674 | ) |  |  | 6,158,052 |
Net Operating Income (NOI) |  |  | 428,953 |  |  |  | 5,808,708 |  |  |  | 3,745,121 |  |  |  | 673,874 |  |  |  | 10,656,656 |
Gain on Sale - Model Homes |  |  | — |  |  |  | — |  |  |  | 950,434 |  |  |  | — |  |  |  | 950,434 |
Impairment of Model Homes |  |  | — |  |  |  | — |  |  |  | (339,609 | ) |  |  | — |  |  |  | (339,609 | )
Adjusted NOI |  | $ | 428,953 |  |  | $ | 5,808,708 |  |  | $ | 4,355,946 |  |  | $ | 673,874 |  |  | $ | 11,267,481 |
|  | For the Year Ended December 31, 2024 |
|  | Retail |  |  | Office/Industrial |  |  | Model Homes |  |  | Corporate and Other |  |  | Total |
Rental revenue |  | $ | 1,595,464 |  |  | $ | 9,778,458 |  |  | $ | 4,368,169 |  |  | $ | — |  |  | $ | 15,742,091 |
Recovery revenue |  |  | 463,158 |  |  |  | 2,318,564 |  |  |  | — |  |  |  | — |  |  |  | 2,781,722 |
Other operating revenue |  |  | 62,041 |  |  |  | 241,530 |  |  |  | 68,084 |  |  |  | 29,807 |  |  |  | 401,462 |
Total revenues |  |  | 2,120,663 |  |  |  | 12,338,552 |  |  |  | 4,436,253 |  |  |  | 29,807 |  |  |  | 18,925,275 |
Rental operating costs |  |  | 608,667 |  |  |  | 6,136,564 |  |  |  | 171,621 |  |  |  | (660,775 | ) |  |  | 6,256,077 |
Net Operating Income (NOI) |  |  | 1,511,996 |  |  |  | 6,201,988 |  |  |  | 4,264,632 |  |  |  | 690,582 |  |  |  | 12,669,198 |
Gain on Sale - Model Home |  |  | — |  |  |  | — |  |  |  | 3,426,572 |  |  |  | — |  |  |  | 3,426,572 |
Impairment of Model Homes |  |  | — |  |  |  | — |  |  |  | (406,374 | ) |  |  | — |  |  |  | (406,374 | )
Adjusted NOI |  | $ | 1,511,996 |  |  | $ | 6,201,988 |  |  | $ | 7,284,830 |  |  | $ | 690,582 |  |  | $ | 15,689,396 |
Schedule of Segment Reporting Information, by Segment [Table Text Block] |
|  | For the Year Ended December 31, 2025 |
|  | Retail |  |  | Office/Industrial |  |  | Model Homes |  |  | Corporate and Other |  |  | Total |
Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rental income |  | $ | 543,600 |  |  | $ | 11,975,156 |  |  | $ | 3,952,162 |  |  | $ | — |  |  | $ | 16,470,918 |
Fees and other income |  |  | 400 |  |  |  | 257,414 |  |  |  | 5,776 |  |  |  | 80,200 |  |  |  | 343,790 |
Total revenue |  |  | 544,000 |  |  |  | 12,232,570 |  |  |  | 3,957,938 |  |  |  | 80,200 |  |  |  | 16,814,708 |
Costs and expenses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rental operating costs |  |  | 115,047 |  |  |  | 6,423,862 |  |  |  | 212,817 |  |  |  | (593,674 | ) |  |  | 6,158,052 |
General and administrative |  |  | — |  |  |  | 19,195 |  |  |  | 813,705 |  |  |  | 4,871,930 |  |  |  | 5,704,830 |
Depreciation and amortization |  |  | 100,472 |  |  |  | 3,910,547 |  |  |  | 846,818 |  |  |  | 4,430 |  |  |  | 4,862,267 |
Impairment of goodwill and real estate assets |  |  | — |  |  |  | 6,031,828 |  |  |  | 339,609 |  |  |  | 72,000 |  |  |  | 6,443,437 |
Total costs and expenses |  |  | 215,519 |  |  |  | 16,385,432 |  |  |  | 2,212,949 |  |  |  | 4,354,686 |  |  |  | 23,168,586 |
Other income (expense): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense - mortgage notes |  |  | (276,961 | ) |  |  | (3,757,328 | ) |  |  | (2,010,791 | ) |  |  | (5,357 | ) |  |  | (6,050,437 | )
Interest and other income, net |  |  | — |  |  |  | — |  |  |  | (13,735 | ) |  |  | 34,616 |  |  |  | 20,881 |
Net loss in Conduit Pharmaceuticals marketable securities (see footnote 9) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (188,287 | ) |  |  | (188,287 | )
Gain on sales of real estate, net |  |  | 4,494,358 |  |  |  | — |  |  |  | 950,434 |  |  |  | — |  |  |  | 5,444,792 |
Income tax (expense) benefit |  |  | — |  |  |  | (9,600 | ) |  |  | (60,875 | ) |  |  | (392,695 | ) |  |  | (463,170 | )
Total other income, net |  |  | 4,217,397 |  |  |  | (3,766,928 | ) |  |  | (1,134,967 | ) |  |  | (551,723 | ) |  |  | (1,236,221 | )
Net income (loss) |  |  | 4,545,878 |  |  |  | (7,919,790 | ) |  |  | 610,022 |  |  |  | (4,826,209 | ) |  |  | (7,590,099 | )
Less: Income attributable to noncontrolling interests |  |  | — |  |  |  | (47,710 | ) |  |  | (637,876 | ) |  |  | — |  |  |  | (685,586 | )
Net income (loss) attributable to Presidio Property Trust, Inc. stockholders |  | $ | 4,545,878 |  |  | $ | (7,967,500 | ) |  | $ | (27,854 | ) |  | $ | (4,826,209 | ) |  | $ | (8,275,685 | )
|  | For the Year Ended December 31, 2024 |
|  | Retail |  |  | Office/Industrial |  |  | Model Homes |  |  | Corporate and Other |  |  | Total |
Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rental income |  | $ | 2,058,622 |  |  | $ | 12,097,022 |  |  | $ | 4,368,169 |  |  | $ | — |  |  | $ | 18,523,813 |
Fees and other income |  |  | 62,041 |  |  |  | 241,530 |  |  |  | 68,084 |  |  |  | 29,807 |  |  |  | 401,462 |
Total revenue |  |  | 2,120,663 |  |  |  | 12,338,552 |  |  |  | 4,436,253 |  |  |  | 29,807 |  |  |  | 18,925,275 |
Costs and expenses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rental operating costs |  |  | 608,667 |  |  |  | 6,136,564 |  |  |  | 171,621 |  |  |  | (660,775 | ) |  |  | 6,256,077 |
General and administrative |  |  | — |  |  |  | 2,330 |  |  |  | 820,217 |  |  |  | 6,704,128 |  |  |  | 7,526,675 |
Depreciation and amortization |  |  | 394,461 |  |  |  | 4,154,769 |  |  |  | 952,627 |  |  |  | 13,661 |  |  |  | 5,515,518 |
Impairment of goodwill and real estate assets |  |  | — |  |  |  | 1,377,937 |  |  |  | 406,374 |  |  |  | 185,000 |  |  |  | 1,969,311 |
Total costs and expenses |  |  | 1,003,128 |  |  |  | 11,671,600 |  |  |  | 2,350,839 |  |  |  | 6,242,014 |  |  |  | 21,267,581 |
Other income (expense): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense - mortgage notes |  |  | (577,761 | ) |  |  | (3,457,360 | ) |  |  | (2,009,641 | ) |  |  | (5,434 | ) |  |  | (6,050,196 | )
Interest and other income, net |  |  | — |  |  |  | (171,734 | ) |  |  | (23,890 | ) |  |  | 44,268 |  |  |  | (151,356 | )
Net gain in Conduit Pharmaceuticals marketable securities (see footnote 9) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (17,925,723 | ) |  |  | (17,925,723 | )
Gain on sales of real estate, net |  |  | — |  |  |  | — |  |  |  | 3,426,572 |  |  |  | — |  |  |  | 3,426,572 |
Income tax (expense) benefit |  |  | — |  |  |  | — |  |  |  | (55,543 | ) |  |  | (5,312 | ) |  |  | (60,855 | )
Total other income, net |  |  | (577,761 | ) |  |  | (3,629,094 | ) |  |  | 1,337,498 |  |  |  | (17,892,201 | ) |  |  | (20,761,558 | )
Net income (loss) |  |  | 539,774 |  |  |  | (2,962,142 | ) |  |  | 3,422,912 |  |  |  | (24,104,408 | ) |  |  | (23,103,864 | )
Less: Income attributable to noncontrolling interests |  |  | — |  |  |  | (86,686 | ) |  |  | (2,437,979 | ) |  |  | — |  |  |  | (2,524,665 | )
Net income (loss) attributable to Presidio Property Trust, Inc. stockholders |  | $ | 539,774 |  |  | $ | (3,048,828 | ) |  | $ | 984,933 |  |  | $ | (24,104,408 | ) |  | $ | (25,628,529 | )
Reconciliation of Assets from Segment to Consolidated [Table Text Block] |
|  | December 31, |  |  | December 31, |
Assets by Reportable Segment: |  | 2025 |  |  | 2024 |
Office/Industrial Properties: |  |  |  |  |  |  |  |
Land, buildings and improvements, net (1) |  | $ | 67,445,290 |  |  | $ | 74,425,180 |
Total assets (2) |  | $ | 68,980,087 |  |  | $ | 76,292,662 |
Model Home Properties: |  |  |  |  |  |  |  |
Land, buildings and improvements, net (1) |  | $ | 36,688,462 |  |  | $ | 37,416,000 |
Total assets (2) |  | $ | 37,301,777 |  |  | $ | 38,166,964 |
Retail Properties: |  |  |  |  |  |  |  |
Land, buildings and improvements, net (1) |  | $ | 4,508,851 |  |  | $ | 15,743,789 |
Total assets (2) |  | $ | 4,669,852 |  |  | $ | 16,673,605 |
Reconciliation to Total Assets: |  |  |  |  |  |  |  |
Total assets for reportable segments |  | $ | 110,951,716 |  |  | $ | 131,133,231 |
Corporate and other assets: |  |  |  |  |  |  |  |
Cash, cash equivalents and restricted cash |  | $ | 173,621 |  |  |  | 564,922 |
Other assets, net |  | $ | 10,927,537 |  |  |  | 10,871,497 |
Total Assets |  | $ | 122,052,874 |  |  | $ | 142,569,650 |
Segment, Reconciliation of Other Items from Segments to Consolidated [Table Text Block] |
|  | For the Year Ended December 31, |
Capital Expenditures by Reportable Segment |  | 2025 |  |  | 2024 |
Office/Industrial Properties: |  |  |  |  |  |  |  |
Capital expenditures and tenant improvements, office |  | $ | 2,513,488 |  |  | $ | 2,044,704 |
Model Home Properties: |  |  |  |  |  |  |  |
Acquisition of operating properties, model home |  |  | 9,444,465 |  |  |  | 9,729,351 |
Retail Properties: |  |  |  |  |  |  |  |
Capital expenditures and tenant improvements, retail |  |  | — |  |  |  | 217,121 |
Totals: |  |  |  |  |  |  |  |
Acquisition of operating properties, net |  |  | 9,444,465 |  |  |  | 9,729,351 |
Capital expenditures and tenant improvements |  |  | 2,513,488 |  |  |  | 2,261,825 |
Total real estate investments |  | $ | 11,957,953 |  |  | $ | 11,991,176 |

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