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4502 MONTEROSA LN, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,497 sqftBuilt 2008

Property at a Glance

This home is estimated between $223,431 and $479,426, with a best estimate of $446,338. That places the property below the R41R405D - TERAVISTA SEC 13B - HAMPTON VILLAGE median of $606,779, in a neighborhood that declined 1.9% over the past year.

Estimated Value Range

$223,431 $479,426
Best Estimate
$446,338
WCAD Value
$517,692
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R41R405D - TERAVISTA SEC 13B - HAMPTON VILLAGE. The estimated range of $223,431 and $479,426 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,681 sqft Built 2007
Raw Value $479,769
Adjusted Value $446,338

Adjusted -$44,980 for 184 sqft less living space and +$11,549 for being newer. Net adjustment: -$33,431.

4 bed 2 bath 1,616 sqft Built 2013
Raw Value $490,903
Adjusted Value $404,069

Adjusted -$29,091 for 119 sqft less living space and -$57,743 for being older. Net adjustment: -$86,834.

4 bed 2 bath 1,751 sqft Built 2012
Raw Value $573,462
Adjusted Value $465,174

Adjusted -$62,093 for 254 sqft less living space and -$46,195 for being older. Net adjustment: -$108,288.

4 bed 2 bath 1,584 sqft Built 2021
Raw Value $394,832
Adjusted Value $223,431

Adjusted -$21,268 for 87 sqft less living space and -$150,133 for being older. Net adjustment: -$171,401.

4 bed 3 bath 1,445 sqft Built 2013
Raw Value $524,457
Adjusted Value $479,426

Adjusted +$12,712 for 52 sqft more living space and -$57,743 for being older. Net adjustment: -$45,031.

The Neighborhood

This home is valued 14.7% below the R41R405D - TERAVISTA SEC 13B - HAMPTON VILLAGE median of $606,779. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 1.9% over the past year.

R41R405D - TERAVISTA SEC 13B - HAMPTON VILLAGE

typical
109 Properties
$606,779 Median Value
-1.9% YoY Change
3% Have Pool
100% Have Garage
This Home
$517,692
Median
$606,779

This home is -14.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,799 across all districts. With a homestead exemption claimed, that drops to $8,453 — saving $1,346 per year. That's $704 per month a buyer should budget. The assessed value increased +6.2% vs the subdivision average of -1.9%. This above-average increase gives a protest opportunity score of 56 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,624
Williamson CountyCounty0.3694%$1,913
Williamson County MUD #11MUD0.3656%$1,893
Austin Community Collegespecial0.1034%$535
Williamson County ESD #9 - Round RockESD0.0999%$517
Williamson County FM/RdCounty0.0443%$229
Upper Brushy Creek WCIDWater0.0170%$88
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$9,799
56 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $446,338 would pay approximately $2,786 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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