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13207 SHADY MOUNTAIN RD TX 78641

Travis County, TX · Agricultural Appraisal: 2025 Certified Billing: 2025 Partial 2021–24 billing ✓
At a Glance
2025 Certified
Market Value
$761,929
2025 Verified
Taxable Value
$761,929
2025 Verified
Total Tax
~$14,356
2025 Partial
Effective Tax Rate (2025)
1.8800%
2025 Tax ÷ 2025 Market Value Partial
2026 Certified
Market Value
$714,380
-6.2% 2025 → 2026 Certified
Taxable Value
$714,380
2026 Certified
Est. 2026 Total Tax
~$13,460
2026 Estimated
Est. 2026 Effective Tax Rate
1.8841%
Est. 2026 Tax ÷ 2026 Market Value Estimated
At a Glance Tax Bill History Compares Resources
2026 Property Tax Calendar ◷ Today: September 16, 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 MARTENS THOMAS E
Parcel ID 0501670255
Short ID 863945
Type Real
Use Code 00 (unlisted)
Valuation Cost
Improvement SF
Land SF 544,195 SF
Acres 12.493
Year Built
Legal ABS 640 SUR 421 YBARBO C ACR 12.493
Neighborhood _RGN145
Current Values 2025 Certified
Land$671,368
Special Use Land MarketNot Available
Total Land $671,368
Improvement$90,561
Total Improvement $90,561
Market$761,929
Special Use Exclusion (−)Not Available
Appraised$761,929
Value Limitation Adjustment (−)
Net Appraised (assessed) $761,929
Taxable Value $761,929
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 +326.0% from $178,870 (2021) to $761,929 (2025), a CAGR of 43.7% over 4 years. This is strong appreciation — well above typical inflation. Growth has been fairly evenly spread across these years rather than concentrated in one jump. Over the same span, the median Agricultural parcel countywide rose +479.4%, so this parcel has lagged the broader agricultural market over the same period.

Tax Burden: The combined rate across 6 taxing entities is 1.8841% in 2025 (+0.0525% vs 2024 — rates increased ). At the current taxable value, estimated annual taxes are $14,356. Leander ISD is the largest single contributor, at 57.7% of the total 2025 levy.

Asset Class: Agricultural. Agricultural valuation may be subject to rollback taxes if land use changes. 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)
Gross Building
4,000 SF
enclosed area
Land
544,195 SF
12.493 ac
Value / Bldg SF
all-in (incl. land)
Land $/SF
$1
land value only
Land Value Share
88%
Year Built
Eff. Tax Rate
1.880%
total tax ÷ market value
Est. Annual Tax
$14,356
2025 taxable × rate

Value Composition: Land carries 88% of market value ($671,368 land vs $90,561 improvements), about $1/SF of land. With value concentrated in the land, this reads as a land-dominated asset — the classic higher-and-best-use / redevelopment signal. Underwrite the dirt, not the building.

Submarket Position: At $761,929, this parcel sits in the upper-middle (50th–75th percentile) of Agricultural property in Travis County — county median $597,708 (P25 $207,536 / P75 $1,442,275, n=7,602). Agricultural here is the broad TCAD category — every agricultural 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 +20.6% Base-scenario CAGR (Based on 2022–2025 certified trend, projected forward from 2025), the model projects market value near $1,940,786 by 2030, with an estimated annual tax burden around $19,641. 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
$90,561
Main Area
Not Available
Gross Building Area
4,000 SF
Year Built
Not Available
1 components · show ▾hide ▴
Code Description SF In Gross
298 LIGHT UTILITY BLDG 4,000 SF
Your Tax Bill, This Year
2025 Tax Burden — Entity Split
ILE
57.7% $8,281
TCO
19.9% $2,864
THD
6.3% $899
ACT
5.5% $788
E01
5.3% $762
E07
5.3% $762
Total: $14,356
Risk Indicators
Risk Indicators
No risk indicators flagged

No large value jumps, delinquencies, or data anomalies found for this parcel.

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% $8,281.41 $8,281.41 Paid
TCO Travis County 0.3574% 0.3182% 0.3047% 0.3444% 0.3758% +0.0314% $2,863.67 $2,863.67 Paid
THD Travis Central Health 0.1118% 0.0987% 0.1007% 0.1080% 0.1180% +0.0101% $899.25 $899.25 Paid
ACT Austin Community College 0.1048% 0.0987% 0.0986% 0.1013% 0.1034% +0.0021% $787.83 $787.83 Paid
E01 Travis County ESD # 01 0.1000% 0.1000% 0.1000% 0.1000% 0.1000% +0.0000% $761.93 $761.93 Paid
E07 Travis County ESD # 07 0.1000% 0.0784% 0.0842% 0.0910% 0.1000% +0.0090% $761.68 $761.68 Paid
Combined Rate 2.1110% 1.9686% 1.7968% 1.8316% 1.8841% +0.0525% $14,355.77 $14,355.77 Paid
Value Trend
Value History 2021–2026
Current & Certified Values
2026 Certified Certified 2025 Certified Certified Change 2025→2026
Market Value $714,380 $761,929 -6.2%
Assessed Value $714,380 $761,929 -6.2%
Land Value $624,825 $671,368 -6.9%
Improvement Value $89,555 $90,561 -1.1%
Taxable Value $714,380 $761,929 -6.2%
Total Tax 2026 = estimate
~$13,460
Estimated
~$14,356
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 $714,380 $714,380 +0 (+0.0%)
Taxable Value $714,380 $714,380 +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 $714,380 $624,825 $89,555 $714,380 $714,380 Not yet — post-cert Certified — no billing yet
2025 $761,929 $671,368 $90,561 $761,929 $761,929 ~$14,356 Partial
2024 $570,118 $671,368 ! $— $12,531 Verified
2023 $606,509 −$44,474 $562,035 $— $10,244 Verified
2022 $434,787 $562,035 ! $— $11,940 Verified
2021 $178,870 $390,313 ! $— $8,743 Verified
Year-over-Year Growth & Assessment Metrics
Year MktVal YoY Assessed YoY Asmt Ratio Eff. Tax Rate Coverage
2026 -6.2% -6.2% ~100% Not available Partial
2025 +6.4% +11.4% ~100% Not available Partial
2024 +25.6% +20.0% 95.6% 1.7500% Verified
2023 -6.0% -6.0% ~100% 1.8000% Verified
2022 +39.5% +39.5% ~100% 1.9700% Verified
2021 base year ~100% 4.8900% Verified
Cumulative market value growth (earliest valid year → 2025): +75.2%
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 ~$918,602 ~$838,122 ~1.8274% ~$15,316 +20.6%
2027 ~$1,107,490 ~$921,934 ~1.7707% ~$16,325 +45.4%
2028 ~$1,335,219 ~$1,014,127 ~1.7140% ~$17,382 +75.2%
2029 ~$1,609,775 ~$1,115,540 ~1.6573% ~$18,488 +111.3%
2030 ~$1,940,786 ~$1,227,094 ~1.6006% ~$19,641 +154.7%
Submarket Position
Where This Property Stands — Agricultural Benchmark

In 2025, this property's market value of $761,929 places it in the 50th–75th percentile for Agricultural properties in Travis County (7602 comparable) — +27% above the county median of $597,708. Agricultural here is the broad TCAD category — every agricultural 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 $761,929 $207,536 $597,708 $1,442,275 ↑ Above median +0.0%
2024 $570,118 $217,016 $597,296 $1,446,593 ↓ Below median +23.7%
2023 $606,509 $167,963 $453,916 $1,078,522 ↑ Above median +0.0%
2022 $434,787 $180,794 $446,888 $1,009,883 ↓ Below median +46.1%
2021 $178,870 $33,611 $103,166 $247,000 ↑ Above median 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: · 4,000 SF gross · 12.493 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.