Dallas County property record for 990 Security Row, Richardson, TX 75081 · Last verified August 2026
| Property Type | Commercial Office |
|---|---|
| Details | 31,760 sqft · built 1975 |
| Lot Size | 1.59 acres (69,632 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $51,046 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 42-05050-003-001-0000 |
| Primary APN | 42-05050-003-001-0000 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 31,760 sqft Gross Area |
| 1st Floor Area | 31,760 sqft |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1975 |
| Exterior Material | Concrete |
| Construction Type | Masonry / Concrete Block |
| Fire Resistance | Masonry Walls, Wood Interior |
| Roof Type | Flat |
| Roof Material | Tar & Gravel |
| Lot Area | 69,632 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Gas |
| Sewer | Connected |
| Water Source | Commercial |
| Account Number | 420505000300100 |
|---|---|
| Street Address | 990 SECURITY ROW |
| City | RICHARDSON |
| State | TX |
| Zip | 75081-2208 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Legal Description | CORPORATE SQUARE TR 3 LOT 1 ACS 1.59853 VOL94187/4632 DD092794 CO-DALLAS 0505000300100 34205050003 |
| Legal Subdivision | CORPORATE SQUARE |
| Legal Tract | 3 |
| Legal Block | 3 |
| Legal Lot Number | 1 |
| Jurisdiction | DALLAS TX |
| Township / Civil Division | NORTHEAST DALLAS |
| Census Block Group | 1 |
| Census Block | 1014 |
| Census Tract | 19053 |
Source: Dallas County records · APN 42-05050-003-001-0000
Assessment roll updated August 10, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 8214 WESTCHESTER DR, 730, DALLAS, TX 75225-6199 |
| Owner Type | Company |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 28, 1994 |
| Deed Sale | Sep 28, 1994 |
| Deed Book / Page | 94187 / 4632 |
| Record Updated | Sep 20, 2026 |
Source: Dallas County records · Assessment roll updated August 10, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Dallas County |
| Municipality | Richardson City |
| Unified School District | Richardson Independent School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $2,704,910 (+7%) Land $557,060 Building $2,147,850 | $2,704,910 (+7%) Land $557,060 Building $2,147,850 | |
| 2025 | $51,046.00 (+20.05%) | $2,527,950 (+55.57%) Land $557,060 Building $1,970,890 | $2,527,950 (+55.57%) Land $557,060 Building $1,970,890 |
| 2024 | $42,519.00 (+16.33%) | ||
| 2023 | $36,551.00 (-8.38%) | $1,625,000 Land $557,060 Building $1,067,940 | $1,625,000 Land $557,060 Building $1,067,940 |
| 2022 | $39,896.00 |
Source: FEMA National Flood Hazard Layer, Dallas County (48113C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures