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3400 ST CHRISTOPHER CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,827 sqftBuilt 2009

Property at a Glance

This home is estimated between $285,089 and $620,386, with a best estimate of $344,105. That places the property below the R492607C - Paloma Lake - Sec 17A & 17B median of $462,814, in a neighborhood that declined 4.4% over the past year.

Estimated Value Range

$285,089 $620,386
Best Estimate
$344,105
WCAD Value
$507,410
High Confidence

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

Based on 5 comparable properties in R492607C - Paloma Lake - Sec 17A & 17B, this home's estimated market value is between $285,089 and $620,386. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3401 ST CHRISTOPHER CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,362 sqft Built 2010
Raw Value $446,989
Adjusted Value $337,588

Adjusted -$115,999 for 535 sqft less living space and +$6,598 for being newer. Net adjustment: -$109,401.

3408 ST CHRISTOPHER CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,187 sqft Built 2008
Raw Value $428,758
Adjusted Value $344,105

Adjusted -$78,055 for 360 sqft less living space and -$6,598 for being older. Net adjustment: -$84,653.

3417 ST CHRISTOPHER CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,780 sqft Built 2009
Raw Value $489,982
Adjusted Value $500,173

Adjusted +$10,191 for 47 sqft more living space. Net adjustment: +$10,191.

3421 ST CHRISTOPHER CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,378 sqft Built 2009
Raw Value $523,034
Adjusted Value $620,386

Adjusted +$97,352 for 449 sqft more living space. Net adjustment: +$97,352.

3416 ST CHRISTOPHER CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,629 sqft Built 2008
Raw Value $465,577
Adjusted Value $285,089

Adjusted -$173,890 for 802 sqft less living space and -$6,598 for being older. Net adjustment: -$180,488.

The Neighborhood

This home is valued 9.6% above the R492607C - Paloma Lake - Sec 17A & 17B median of $462,814. With 292 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.4% over the past year.

R492607C - Paloma Lake - Sec 17A & 17B

typical
292 Properties
$462,814 Median Value
-4.4% YoY Change
0% Have Pool
100% Have Garage
This Home
$507,410
Median
$462,814

This home is +9.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,888 across all districts. With a homestead exemption claimed, that drops to $8,544 — saving $1,344 per year. That's $712 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%$4,532
Paloma Lakes MUD #2MUD0.4215%$2,139
Williamson CountyCounty0.3694%$1,875
Austin Community Collegespecial0.1034%$525
Williamson County ESD #9 - Round RockESD0.0999%$507
Williamson County FM/RdCounty0.0443%$225
Upper Brushy Creek WCIDWater0.0170%$86
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$9,888

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $344,105 would pay approximately $2,148 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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