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5000 BLACK ONYX LN, JARRELL, TX 76537

JARRELL, 76537 — williamson County

3 bed2 bath958 sqftBuilt 2022

Property at a Glance

This home is estimated between $149,131 and $353,403, with a best estimate of $257,210. That places the property below the J308421C - BALCONES FLATS median of $292,849, in a neighborhood that declined 9.9% over the past year.

Estimated Value Range

$149,131 $353,403
Best Estimate
$257,210
WCAD Value
$319,512
High Confidence

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

Based on 5 comparable properties in J308421C - BALCONES FLATS, this home's estimated market value is between $149,131 and $353,403. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

319 BLACK OPAL DR, JARRELL, TX 76537
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,444 sqft Built 2021
Raw Value $264,025
Adjusted Value $149,131

Adjusted -$125,026 for 486 sqft less living space and +$10,132 for being newer. Net adjustment: -$114,894.

315 BLACK OPAL DR, JARRELL, TX 76537
0.01 mi 100% similar Same subdivision
4 bed 2 bath 965 sqft Built 2021
Raw Value $304,702
Adjusted Value $313,033

Adjusted -$1,801 for 7 sqft less living space and +$10,132 for being newer. Net adjustment: +$8,331.

335 BLACK OPAL DR, JARRELL, TX 76537
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,444 sqft Built 2021
Raw Value $264,025
Adjusted Value $149,131

Adjusted -$125,026 for 486 sqft less living space and +$10,132 for being newer. Net adjustment: -$114,894.

323 BLACK OPAL DR, JARRELL, TX 76537
0.01 mi 100% similar Same subdivision
3 bed 2 bath 762 sqft Built 2021
Raw Value $292,849
Adjusted Value $353,403

Adjusted +$50,422 for 196 sqft more living space and +$10,132 for being newer. Net adjustment: +$60,554.

311 BLACK OPAL DR, JARRELL, TX 76537
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,385 sqft Built 2021
Raw Value $356,926
Adjusted Value $257,210

Adjusted -$109,848 for 427 sqft less living space and +$10,132 for being newer. Net adjustment: -$99,716.

The Neighborhood

This home is valued 9.1% above the J308421C - BALCONES FLATS median of $292,849. With 91 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.9% over the past year.

J308421C - BALCONES FLATS

typical
91 Properties
$292,849 Median Value
-9.9% YoY Change
0% Have Pool
100% Have Garage
This Home
$319,512
Median
$292,849

This home is +9.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,629 across all districts. With a homestead exemption claimed, that drops to $4,936 — saving $1,693 per year. That's $411 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
Jarrell ISDSchool1.1669%$3,728
JarrellCity0.3940%$1,259
Williamson CountyCounty0.3694%$1,180
Williamson County ESD #5 - JarrellESD0.1000%$319
Williamson County FM/RdCounty0.0443%$142
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0747%$6,629

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $257,210 would pay approximately $1,605 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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