Beta Williamson County, TX only — data and coverage are limited during early access.

4525 COLLEGE SQUARE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

5 bed5 bath2,065 sqftBuilt 2024

Property at a Glance

This home is estimated between $555,938 and $633,262, with a best estimate of $622,982. That places the property above the G507521B - UNI HEIGHTS median of $490,141, in a neighborhood that appreciated 51.6% over the past year.

Estimated Value Range

$555,938 $633,262
Best Estimate
$622,982
WCAD Value
$601,821
High Confidence

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

Based on 5 comparable properties in G507521B - UNI HEIGHTS, this home's estimated market value is between $555,938 and $633,262. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4403 COLLEGE SQUARE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,795 sqft Built 2025
Raw Value $545,542
Adjusted Value $622,982

Adjusted +$79,402 for 270 sqft more living space and -$1,962 for being older. Net adjustment: +$77,440.

4411 COLLEGE SQUARE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 4 bath 1,835 sqft Built 2025
Raw Value $564,981
Adjusted Value $630,657

Adjusted +$67,638 for 230 sqft more living space and -$1,962 for being older. Net adjustment: +$65,676.

4529 COLLEGE SQUARE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,843 sqft Built 2024
Raw Value $532,477
Adjusted Value $597,763

Adjusted +$65,286 for 222 sqft more living space. Net adjustment: +$65,286.

4621 COLLEGE SQUARE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,807 sqft Built 2023
Raw Value $555,427
Adjusted Value $633,262

Adjusted +$75,873 for 258 sqft more living space and +$1,962 for being newer. Net adjustment: +$77,835.

4407 COLLEGE SQUARE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 4 bath 2,053 sqft Built 2025
Raw Value $554,371
Adjusted Value $555,938

Adjusted +$3,529 for 12 sqft more living space and -$1,962 for being older. Net adjustment: +$1,567.

The Neighborhood

This home is valued 22.8% above the G507521B - UNI HEIGHTS median of $490,141. With 173 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 51.6% over the past year.

G507521B - UNI HEIGHTS

above average
173 Properties
$490,141 Median Value
+51.6% YoY Change
0% Have Pool
99% Have Garage
This Home
$601,821
Median
$490,141

This home is +22.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,154 across all districts. With a homestead exemption claimed, that drops to $9,572 — saving $1,582 per year. That's $798 per month a buyer should budget. The assessed value increased +48.4% vs the subdivision average of +51.6%. This increase gives a protest opportunity score of 50 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Georgetown ISDSchool1.0506%$6,323
Round RockCity0.3720%$2,239
Williamson CountyCounty0.3694%$2,223
Williamson County FM/RdCounty0.0443%$267
Upper Brushy Creek WCIDWater0.0170%$102
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$11,154
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $622,982 would pay approximately $3,889 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.

View full property details