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4209 MANGROVE CAVE CT, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,208 sqftBuilt 2001

Property at a Glance

This home is estimated between $349,670 and $440,467, with a best estimate of $373,645. That places the property above the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194, in a neighborhood that declined 10.9% over the past year.

Estimated Value Range

$349,670 $440,467
Best Estimate
$373,645
WCAD Value
$376,277
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R107503F - PRESERVE AT STONE OAK - PH 3 & 4, this home's estimated market value is between $349,670 and $440,467. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4201 MANGROVE CAVE CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,343 sqft Built 2001
Raw Value $381,317
Adjusted Value $353,835

Adjusted -$27,482 for 135 sqft less living space. Net adjustment: -$27,482.

4211 MANGROVE CAVE CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,343 sqft Built 2001
Raw Value $377,152
Adjusted Value $349,670

Adjusted -$27,482 for 135 sqft less living space. Net adjustment: -$27,482.

4213 MANGROVE CAVE CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,789 sqft Built 2001
Raw Value $347,105
Adjusted Value $432,402

Adjusted +$85,297 for 419 sqft more living space. Net adjustment: +$85,297.

4204 MANGROVE CAVE CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,208 sqft Built 2001
Raw Value $373,645
Adjusted Value $373,645

This comparable closely matches the subject property's features.

4203 MANGROVE CAVE CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,723 sqft Built 2001
Raw Value $341,734
Adjusted Value $440,467

Adjusted +$98,733 for 485 sqft more living space. Net adjustment: +$98,733.

The Neighborhood

This home is valued 2.2% above the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. With 1,045 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 10.9% over the past year.

R107503F - PRESERVE AT STONE OAK - PH 3 & 4

typical
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$376,277
Median
$368,194

This home is +2.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,770 across all districts. With a homestead exemption claimed, that drops to $5,450 — saving $1,320 per year. That's $454 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,361
Round RockCity0.3720%$1,400
Williamson CountyCounty0.3694%$1,390
Austin Community Collegespecial0.1034%$389
Williamson County FM/RdCounty0.0443%$167
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,770

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $373,645 would pay approximately $2,332 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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