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3825 OCTAVIA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,868 sqftBuilt 2006

Property at a Glance

This home is estimated between $512,495 and $908,658, with a best estimate of $559,776. That places the property above the L498506D - VILLAGE AT MAYFIELD median of $510,992, in a neighborhood that declined 5.8% over the past year.

Estimated Value Range

$512,495 $908,658
Best Estimate
$559,776
WCAD Value
$530,458
High Confidence

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

Based on 5 comparable properties in L498506D - VILLAGE AT MAYFIELD, this home's estimated market value is between $512,495 and $908,658. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3829 OCTAVIA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 3,037 sqft Built 2004
Raw Value $559,069
Adjusted Value $512,495

Adjusted -$47,115 for 169 sqft less living space and +$541 for being newer. Net adjustment: -$46,574.

3821 OCTAVIA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,616 sqft Built 2006
Raw Value $489,521
Adjusted Value $559,776

Adjusted +$70,255 for 252 sqft more living space. Net adjustment: +$70,255.

3820 OCTAVIA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,950 sqft Built 2006
Raw Value $652,730
Adjusted Value $908,658

Adjusted +$255,928 for 918 sqft more living space. Net adjustment: +$255,928.

3809 OCTAVIA LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,077 sqft Built 2006
Raw Value $658,513
Adjusted Value $879,035

Adjusted +$220,522 for 791 sqft more living space. Net adjustment: +$220,522.

3801 OCTAVIA LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 3,008 sqft Built 2004
Raw Value $558,069
Adjusted Value $519,580

Adjusted -$39,030 for 140 sqft less living space and +$541 for being newer. Net adjustment: -$38,489.

The Neighborhood

This home is valued 3.8% above the L498506D - VILLAGE AT MAYFIELD median of $510,992. With 696 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.8% over the past year.

L498506D - VILLAGE AT MAYFIELD

typical
696 Properties
$510,992 Median Value
-5.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$530,458
Median
$510,992

This home is +3.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,544 across all districts. With a homestead exemption claimed, that drops to $8,196 — saving $1,348 per year. That's $683 per month a buyer should budget. The assessed value increased +0.9% vs the subdivision average of -5.8%. This above-average increase gives a protest opportunity score of 34 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,738
Round RockCity0.3720%$1,973
Williamson CountyCounty0.3694%$1,960
Austin Community Collegespecial0.1034%$548
Williamson County FM/RdCounty0.0443%$235
Upper Brushy Creek WCIDWater0.0170%$90
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$9,544
34 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $559,776 would pay approximately $3,494 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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