8520 LONDONDERRY LN, Dallas TX
Dallas County · parcel 00000725329450000 · Residential
Assessed at $370,410 — about 2% above the neighborhood median. Protesting could save roughly $122 per year.
Assessed value vs neighborhood median
This home$370,410
Neighborhood median$364,585
This home is assessed $5,825 above the neighborhood median.
The full report compares this home to its 10 nearest sales, computes the savings estimate, and takes about 60 seconds. No account needed.
Nearest comparable sales
| Address | Assessed | Sq ft | Distance |
|---|---|---|---|
| 8516 LONDONDERRY LN | $368,190 | 1,732 | 0.03 mi |
| 8519 LONDONDERRY LN | $367,110 | 1,717 | 0.03 mi |
| 8519 BELLINGHAM DR | $380,190 | 1,732 | 0.04 mi |
| 8515 BELLINGHAM DR | $348,850 | 1,717 | 0.05 mi |
| 8515 LONDONDERRY LN | $391,370 | 1,732 | 0.05 mi |
Assessed value history
2025
$348,910
2026
$370,410
Change this year: +6.2%
About this property
- Square feet
- 1,717
- Year built
- 1977
- Neighborhood
- 3DSJ20
Nearby property reports
Estimate only, not legal advice. Based on public Dallas County appraisal data current as of May 6, 2026. See the methodology. Next protest deadline: May 17, 2027.