Serving21195 HELMSMAN DRandAventura
Standardized stack assignments
Lower-confidence fallback logic
Of stack-assigned units
Assignment method = unassigned
This building has not yet been manually verified. Structural details are based on standardized data patterns and may be refined as more information becomes available.
Structure Type
Verified/standardized modeling mode
Diagram Reviewed
Human review state
Confidence
Interpretive guidance
Median Sale Price
$350,000
Median Price / Sq Ft
$347.91
Latest verified or standardized sales for this building.
| Date | Unit | Stack | Sale Price | Method |
|---|---|---|---|---|
| 2025-07-29 | F-18 | - | $350,000 | default_hierarchy |
| 2023-06-19 | F-16 | - | $660,000 | default_hierarchy |
| 2023-01-30 | F-12 | - | $525,000 | default_hierarchy |
| 2021-03-05 | F-16 | - | $55,000 | default_hierarchy |
| 2016-09-29 | F-15 | - |
These filters apply to both Sales by Stack and Sales by Unit Size.
Each point represents one recorded residential sale for 2015–2026. The line shows yearly median sale price. Stack and unit filters apply to this chart. All residential sales are included, including non-standard lower-floor and upper-floor units.
Each point represents one recorded sale for 2015–2026, normalized by interior square footage. The line shows yearly median price per square foot. Data reflects building-wide sales included in the current analysis.
Review the exact sales used for the current chart filters.
| Sale Date | Unit | Stack | Interior Sq Ft | Sale Price | Price / Sq Ft |
|---|---|---|---|---|---|
| 7/29/2025 | F-18 | Main | 1,006 | $350,000 | $347.91 |
| 6/19/2023 | F-16 | Main | 1,520 | $660,000 | $434.21 |
| 1/30/2023 | F-12 | Main | 1,520 | $525,000 | $345.39 |
| 9/29/2016 | F-15 | Main | 1,520 | $375,000 | $246.71 |
Showing recorded sales counts for 2015–2026.
Review recorded sales over time for a specific unit.
% Change compares each sale to the next older recorded sale for the same unit.
8 units shown for this building
| Unit | Floor | Beds | Baths | Half | Interior Sq Ft | Stack | Dir | View |
|---|---|---|---|---|---|---|---|---|
| F-11 | 0 | 2 | 2 | — | 1006 | — | — | — |
| F-12 | 0 | 3 | 2 | — | 1520 | — | — | — |
| F-13 | 0 | 3 | 2 | — | 1520 | — | — | — |
| F-14 | 0 | 3 | 2 | — | 1520 | — | — | — |
| F-15 | 0 | 3 | 2 | — | 1520 | — | — | — |
| F-16 | 0 | 3 | 2 | — | 1520 | — | — | — |
| F-17 | 0 | 3 | 2 | — | 1520 | — | — | — |
| F-18 | 0 | 2 | 2 | — | 1006 | — | — | — |
| $375,000 |
| default_hierarchy |
| 2010-10-27 | F-13 | - | $250,000 | default_hierarchy |
| 2010-09-08 | F-15 | - | $220,000 | default_hierarchy |
| 2010-07-22 | F-13 | - | $424,800 | default_hierarchy |
| 2006-04-01 | F-13 | - | $420,000 | default_hierarchy |
| 2005-07-01 | F-15 | - | $415,000 | default_hierarchy |
| 2004-05-01 | F-15 | - | $310,000 | default_hierarchy |
| 2001-09-01 | F-11 | - | $141,000 | default_hierarchy |
| 1999-04-01 | F-15 | - | $172,000 | default_hierarchy |
| 1998-05-01 | F-17 | - | $180,000 | default_hierarchy |
| 1998-05-01 | F-13 | - | $159,000 | default_hierarchy |