2937 PORTULACA DR, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $502,227 and $942,844, with a best estimate of $829,180. That places the property above the R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5 median of $750,158, in a neighborhood that appreciated 0.3% over the past year.
Estimated Value Range
$829,180
$908,899
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5, this home's estimated market value is between $502,227 and $942,844. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$220,873 for 597 sqft less living space and +$5,521 for being newer. Net adjustment: -$215,352.
Adjusted +$9,249 for 25 sqft more living space and +$8,281 for being newer. Net adjustment: +$17,530.
Adjusted +$7,029 for 19 sqft more living space and +$8,281 for being newer. Net adjustment: +$15,310.
Adjusted -$6,659 for 18 sqft less living space and +$8,281 for being newer. Net adjustment: +$1,622.
Adjusted +$191,645 for 518 sqft more living space and +$8,281 for being newer. Net adjustment: +$199,926.
The Neighborhood
This home is valued 21.2% above the R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5 median of $750,158. With 1,049 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.3% over the past year.
R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5
above averageThis home is +21.2% above the subdivision median.
Tax Analysis
The estimated annual property tax is $16,354 across all districts. With a homestead exemption claimed, that drops to $14,935 — saving $1,419 per year. That's $1,245 per month a buyer should budget. The assessed value increased +8.0% vs the subdivision average of +0.3%. This above-average increase gives a protest opportunity score of 59 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $8,117 |
| Round Rock | City | 0.3720% | $3,381 |
| Williamson County | County | 0.3694% | $3,358 |
| Austin Community College | special | 0.1034% | $940 |
| Williamson County FM/Rd | County | 0.0443% | $403 |
| Upper Brushy Creek WCID | Water | 0.0170% | $155 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $16,354 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $829,180 would pay approximately $5,176 per month (principal and interest only, excluding taxes and insurance).