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3808 OCTAVIA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,657 sqftBuilt 2007

Property at a Glance

This home is estimated between $541,693 and $634,354, with a best estimate of $557,547. 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

$541,693 $634,354
Best Estimate
$557,547
WCAD Value
$607,036
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 $541,693 and $634,354. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3812 OCTAVIA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,703 sqft Built 2007
Raw Value $647,178
Adjusted Value $634,354

Adjusted -$12,824 for 46 sqft less living space. Net adjustment: -$12,824.

3804 OCTAVIA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,630 sqft Built 2006
Raw Value $535,780
Adjusted Value $543,578

Adjusted +$7,527 for 27 sqft more living space and +$271 for being newer. Net adjustment: +$7,798.

3816 OCTAVIA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,860 sqft Built 2007
Raw Value $614,141
Adjusted Value $557,547

Adjusted -$56,594 for 203 sqft less living space. Net adjustment: -$56,594.

3809 OCTAVIA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 2,077 sqft Built 2006
Raw Value $658,513
Adjusted Value $541,693

Adjusted -$117,091 for 420 sqft less living space and +$271 for being newer. Net adjustment: -$116,820.

3813 OCTAVIA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,656 sqft Built 2007
Raw Value $568,150
Adjusted Value $568,429

Adjusted +$279 for 1 sqft more living space. Net adjustment: +$279.

The Neighborhood

This home is valued 18.8% 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

above average
696 Properties
$510,992 Median Value
-5.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$607,036
Median
$510,992

This home is +18.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,922 across all districts. With a homestead exemption claimed, that drops to $9,560 — saving $1,362 per year. That's $797 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%$5,421
Round RockCity0.3720%$2,258
Williamson CountyCounty0.3694%$2,243
Austin Community Collegespecial0.1034%$628
Williamson County FM/RdCounty0.0443%$269
Upper Brushy Creek WCIDWater0.0170%$103
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,922

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $557,547 would pay approximately $3,480 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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