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3805 OCTAVIA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,919 sqftBuilt 2006

Property at a Glance

This home is estimated between $255,009 and $679,808, with a best estimate of $616,350. 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

$255,009 $679,808
Best Estimate
$616,350
WCAD Value
$590,235
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 $255,009 and $679,808. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3809 OCTAVIA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,077 sqft Built 2006
Raw Value $658,513
Adjusted Value $614,464

Adjusted -$44,049 for 158 sqft less living space. Net adjustment: -$44,049.

3801 OCTAVIA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 3,008 sqft Built 2004
Raw Value $558,069
Adjusted Value $255,009

Adjusted -$303,601 for 1,089 sqft less living space and +$541 for being newer. Net adjustment: -$303,060.

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 $641,200

Adjusted +$73,321 for 263 sqft more living space and -$271 for being older. Net adjustment: +$73,050.

3804 OCTAVIA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,630 sqft Built 2006
Raw Value $535,780
Adjusted Value $616,350

Adjusted +$80,570 for 289 sqft more living space. Net adjustment: +$80,570.

3808 OCTAVIA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,657 sqft Built 2007
Raw Value $607,036
Adjusted Value $679,808

Adjusted +$73,043 for 262 sqft more living space and -$271 for being older. Net adjustment: +$72,772.

The Neighborhood

This home is valued 15.5% 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
$590,235
Median
$510,992

This home is +15.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,620 across all districts. With a homestead exemption claimed, that drops to $9,261 — saving $1,359 per year. That's $772 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%$5,271
Round RockCity0.3720%$2,196
Williamson CountyCounty0.3694%$2,181
Austin Community Collegespecial0.1034%$610
Williamson County FM/RdCounty0.0443%$262
Upper Brushy Creek WCIDWater0.0170%$100
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,620

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $616,350 would pay approximately $3,847 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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