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4504 MODENA BAY BN TX 78641

Travis County, TX · Land / Vacant Appraisal: 2025 Certified Billing: 2025 Partial 2021–24 billing ✓
At a Glance
2025 Certified
Market Value
$602,046
2025 Verified
Taxable Value
$402,414
2025 Verified (33% below market)
Total Tax
~$10,588
2025 Partial
Effective Tax Rate (2025)
1.7600%
2025 Tax ÷ 2025 Market Value Partial
2026 Certified
Market Value
$615,075
+2.2% 2025 → 2026 Certified
Taxable Value
$442,655
2026 Certified (28% below market)
Est. 2026 Total Tax
~$11,117
2026 Estimated
Est. 2026 Effective Tax Rate
1.8074%
Est. 2026 Tax ÷ 2026 Market Value Estimated
At a Glance Tax Bill History Compares Resources
2026 Property Tax Calendar ◷ Today: September 19, 2026
Valuation Date
Jan 1
Notices Mailed
Apr 15
Protest Deadline
May 15
Roll Certified
Jul 25
Rates Adopted
Sep 1
Payment Due
Jan 31
Property Info
Owner KAROVALIA RIYAZALI K & SUMAILA N ALI
Parcel ID 0510580126
Short ID 947378
Type Real
Use Code 01 Single-Family Residence
Valuation Cost
Improvement SF 2,558 SF
Land SF 7,754 SF
Acres 0.178
Year Built 2021
Legal LOT 61 BLK J TRAVISSO PHS 3 SEC 8
Neighborhood T4500
Current Values 2025 Certified
Land$291,638
Special Use Land MarketNot Available
Total Land $291,638
Improvement$310,408
Total Improvement $310,408
Market$602,046
Special Use Exclusion (−)Not Available
Appraised$602,046
Value Limitation Adjustment (−) (homestead cap)−$99,029
Net Appraised (assessed) $503,017
Exemptions (−) (HS)−$100,603
Taxable Value $402,414
Build-up from 2025 TCAD certified values. Land and Improvement are shown as single totals — Parcelytics' loaders capture one aggregate value per year, not TCAD's Homesite / Non-Homesite split. Special Use Land Market and Special Use Exclusion (agricultural/productivity valuation) are not in the current dataset.
Satellite View Imagery: Esri
Satellite image not available
We couldn't locate this property on the map — this can happen for parcels whose address our geocoder can't confidently match.
Investor Insight Report

Appreciation: Market value has risen +143.9% from $246,818 (2023) to $602,046 (2025), a CAGR of 56.2% over 2 years. This is strong appreciation — well above typical inflation. Most of this growth came in a single year (2023→2024), not a steady climb — worth checking what drove that reappraisal rather than assuming a smooth trend. Over the same span, the median Land/Vacant parcel countywide rose +18.9%, so this parcel has outpaced the broader land/vacant market over the same period.

Tax Burden: The combined rate across 6 taxing entities is 2.5114% in 2025 (+0.0586% vs 2024 — rates increased ). At the current taxable value, estimated annual taxes are $10,106. Leander ISD is the largest single contributor, at 37.3% of the total 2025 levy.

Assessment Gap: Assessed value ($503,017) is $99,029 below market value, suggesting potential for an upward assessment in future years.

Asset Class: Land / Vacant. This is valued using the cost approach, tied more to replacement cost and physical condition than to income performance.


Investment Snapshot — 2025 certified basis
Building (Main)
2,558 SF
living area
Gross Building
2,967 SF
enclosed area
Land
7,754 SF
0.178 ac
Value / Bldg SF
$235
all-in (incl. land)
Land $/SF
$38
land value only
Land Value Share
48%
Year Built
2021
~5 yrs old
Eff. Tax Rate
1.760%
total tax ÷ market value
Assessment Ratio
83.6%
below typical ~100%
Est. Annual Tax
$10,106
2025 taxable × rate

Value Composition: Land carries 48% of market value ($291,638 land vs $310,408 improvements), about $38/SF of land. Land and improvements both carry meaningful weight; value is balanced between the structure and its site.

Submarket Position: At $602,046, this parcel sits in the top quartile (≥75th percentile) of Land/Vacant property in Travis County — county median $85,028 (P25 $24,862 / P75 $363,420, n=35,611). Land/Vacant here is the broad TCAD category — every land/vacant property countywide, any size or use — not a use-code-specific peer group. See the Peer Set and the Where This Property Stands benchmark below, which narrows to this property's actual use code, for parcel-level comparables.

Forward Outlook: Holding the +56.2% Base-scenario CAGR (Based on 2021–2025 certified trend, projected forward from 2025), the model projects market value near $5,594,507 by 2030, with an estimated annual tax burden around $17,569. Estimated Forward figures are model projections, not certified — see the 6-Year Projection section for the low/base/high bands.

No delinquent taxes on record.

Improvement Detail
Improvement Value
$310,408
Main Area
2,558 SF
Gross Building Area
2,967 SF
Year Built
2021
10 components · show ▾hide ▴
Code Description SF In Gross
095 HVAC RESIDENTIAL 2,558 SF
1ST 1st Floor 1,549 SF
2ND 2nd Floor 1,009 SF
612 TERRACE UNCOVERD 599 SF
041 GARAGE ATT 1ST F 400 SF
011 PORCH OPEN 1ST F 201 SF
252 BEDROOMS 4 SF
251 BATHROOM 3 SF
250 HALF BATHROOM 1 SF
522 FIREPLACE 1 SF
Your Tax Bill, This Year
2025 Tax Burden — Entity Split
ILE
37.3% $3,946
CLE
19.6% $2,078
U7P
19.5% $2,062
TCO
14.3% $1,512
ACT
4.9% $515
THD
4.5% $475
Total: $10,588
Risk Indicators
Risk Indicators
!
Large Value Jump

Market value changed by 1419% in 2022, flagged as unusually large. Verify against comparable sales before using this value in underwriting.

How We Got Here
Rate Environment
Historical Tax Rates by Entity (Travis County)
Entity 2021 Rate 2022 Rate 2023 Rate 2024 Rate 2025 Rate YoY (2024→25) Amt Due Amt Paid Balance
ILE Leander ISD 1.3370% 1.2746% 1.1087% 1.0869% 1.0869% +0.0000% $3,945.63 $3,945.63 Paid
CLE City of Leander 0.4797% 0.4323% 0.4173% 0.4173% 0.4173% +0.0000% $2,078.01 $2,078.01 Paid
U7P Travis County MUD #20 0.3950% 0.3950% 0.3950% 0.3950% 0.4100% +0.0150% $2,062.37 $2,062.37 Paid
TCO Travis County 0.3574% 0.3182% 0.3047% 0.3444% 0.3758% +0.0314% $1,512.45 $1,512.45 Paid
ACT Austin Community College 0.1048% 0.0987% 0.0986% 0.1013% 0.1034% +0.0021% $514.92 $514.92 Paid
THD Travis Central Health 0.1118% 0.0987% 0.1007% 0.1080% 0.1180% +0.0101% $474.94 $474.94 Paid
Combined Rate 2.7857% 2.6175% 2.4249% 2.4529% 2.5114% +0.0586% $10,588.32 $10,588.32 Paid
Value Trend
Value History 2021–2026
Current & Certified Values
2026 Certified Certified 2025 Certified Certified Change 2025→2026
Market Value $615,075 $602,046 +2.2%
Assessed Value $553,319 $503,017 +10.0%
Land Value $212,100 $291,638 -27.3%
Improvement Value $402,975 $310,408 +29.8%
Taxable Value $442,655 $402,414 +10.0%
Exemptions HS HS
HS Cap Loss -$61,756
Total Tax 2026 = estimate
~$11,117
Estimated
~$10,588
Partial
2026: Preliminary → Certified how this parcel's 2026 value moved since the June 9, 2026 preliminary notice
2026 Preliminary Preliminary 2026 Certified Certified Change
Market Value $658,673 $615,075 -43,598 (-6.6%)
Taxable Value $442,655 $442,655 +0 (+0.0%)
Value History (2021–2026)
Year Market Value Land Value Imprv Value Value Limitation Adj (−) Net Appraised (Assessed) Taxable Value Total Tax Source
2026 $615,075 $212,100 $402,975 −$61,756 $553,319 $442,655 Not yet — post-cert Certified — no billing yet
2025 $602,046 $291,638 $310,408 −$99,029 $503,017 $402,414 ~$10,588 Partial
2024 $694,043 −$419,043 $275,000 $— $9,578 Verified
2023 $246,818 $275,000 ! $— $8,313 Verified
2022 $— $220,000 $— $6,412 Verified
2021 $— $16,250 $— $453 Verified
Market Value vs. Taxable Value gap up to 33.2%
Year-over-Year Growth & Assessment Metrics
Year MktVal YoY Assessed YoY Asmt Ratio Eff. Tax Rate Coverage
2026 +9.4% +10.0% 84.0% Not available Partial
2025 +9.5% +11.2% 83.6% Not available Partial
2024 -20.8% +12.3% 82.3% 1.7400% Verified
2023 +181.2% ! +63.3% 58.1% 1.2000% Verified
2022 +1418.9% ! +1418.9% ~100% 2.6000% Verified
2021 base year ~100% No billing data Verified
Cumulative market value growth (earliest valid year → 2025): +3604.9%
Annual Trends Tax billing 2025 only
How This Parcel Compares
6-Year Projection Estimates Only
5-Year Tax Projection — Scenario Bands Estimates Only
Show illustrative scenario:
Year ~Mkt Value ~Assessed ~Rate ~Ann. Tax Value Δ
2026 ~$940,278 ~$553,319 ~2.4429% ~$13,517 +56.2%
2027 ~$1,468,529 ~$608,651 ~2.3743% ~$14,451 +143.9%
2028 ~$2,293,554 ~$669,516 ~2.3058% ~$15,438 +281.0%
2029 ~$3,582,081 ~$736,467 ~2.2372% ~$16,476 +495.0%
2030 ~$5,594,507 ~$810,114 ~2.1687% ~$17,569 +829.2%
Submarket Position
Where This Property Stands — Land/Vacant Benchmark

In 2025, this property's market value of $602,046 places it in the top 25% for Land/Vacant properties in Travis County (35611 comparable) — the county median of $85,028. Land/Vacant here is the broad TCAD category — every land/vacant property countywide, any size or use — not a use-code-specific peer group. Use the Use Code filter above to narrow to this property's actual type.

Year This Property Bottom 25% Median Top 25% Position Group YoY
2025 $602,046 $24,862 $85,028 $363,420 ↑ Top 25% +2.1%
2024 $694,043 $23,000 $66,000 $330,000 ↑ Top 25% +0.0%
2023 $246,818 $25,000 $71,500 $271,439 ↑ Above median +0.0%
2022 $15,000 $55,000 $180,463 +100.0%
2021 $6,000 $14,480 $80,000 base yr
More Resources
Property Tax & County News Travis County · live feed
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Post-Acquisition Tax Estimate Estimate · Not a prediction
Property: 2,558 SF main area · 2,967 SF gross · 0.178 ac lot
$

Estimate only. The appraisal district sets value as of Jan 1 (not at sale price). A sale is strong evidence of market value and is typically reflected in the next Jan 1 valuation. Taxing units set rates annually. Modeled from government data — not a legal or tax opinion.