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12400 GLASS RD C TX 78610

Travis County, TX · Residential (Single-Family) Appraisal: 2025 Certified Billing: 2025 Verified 2021–24 billing ✓ Delinquent
At a Glance
2025 Certified
Market Value
$821,872
2025 Verified
Taxable Value
$272,379
2025 Verified (67% below market)
Total Tax
$5,107
2025 Verified
Effective Tax Rate (2025)
2.0200%
2025 Tax ÷ 2025 Market Value Verified
2026 Certified
Market Value
$733,909
-10.7% 2025 → 2026 Certified
Taxable Value
$297,258
2026 Certified (59% below market)
Est. 2026 Total Tax
~$5,996
2026 Estimated
Est. 2026 Effective Tax Rate
0.8169%
Est. 2026 Tax ÷ 2026 Market Value Estimated
At a Glance Tax Bill History Compares Resources
2026 Property Tax Calendar ◷ Today: September 17, 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
This parcel has a real delinquent balance on file: $10,959.
Property Info
Owner CLARK DAVID E
Parcel ID 0372110111
Short ID 739527
Type Mobile Home
Use Code 12 Mobile Home — Double (PP)
Valuation Cost
Improvement SF 1,680 SF
Land SF 440,827 SF
Acres 10.120
Year Built 1998
Legal PERSONAL PROPERTY M/H S# 53531818HB/A L# LOU0485510/511
Neighborhood _RGN420MH
Current Values 2025 Certified
Land$577,295
Special Use Land MarketNot Available
Total Land $577,295
Improvement$103,342
Total Improvement $103,342
Market$821,872
Special Use Exclusion (−)Not Available
Appraised$821,872
Value Limitation Adjustment (−) (homestead cap)−$425,945
Net Appraised (assessed) $395,927
Exemptions (−) (HS)−$123,548
Taxable Value $272,379
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.
Delinquency
Total Due $10,959.43
First Delinquent 2024
As of June 20, 2026 — Travis County Tax Office snapshot. This balance may have grown since then due to ongoing statutory penalty and interest (Tax Code §33.01); verify the exact current amount with the Travis County Tax Office ↗ before relying on it.
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 +124.4% from $366,196 (2021) to $821,872 (2025), a CAGR of 22.4% 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 Residential parcel countywide rose +45.8%, so this parcel has outpaced the broader residential market over the same period.

Tax Burden: The combined rate across 7 taxing entities is 2.0169% in 2025 (+0.0275% vs 2024 — rates increased ). At the current taxable value, estimated annual taxes are $5,494. Del Valle ISD is the largest single contributor, at 36.2% of the total 2025 levy.

Assessment Gap: Assessed value ($395,927) is $425,945 below market value, suggesting potential for an upward assessment in future years.

Asset Class: Single-family residential. Buyer should verify which exemptions carry and which reset at sale. 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)
1,680 SF
living area
Gross Building
1,680 SF
enclosed area
Land
440,827 SF
10.120 ac
Value / Bldg SF
$489
all-in (incl. land)
Land $/SF
$1
land value only
Land Value Share
70%
Year Built
1998
~28 yrs old
Eff. Tax Rate
2.020%
total tax ÷ market value
Assessment Ratio
48.2%
below typical ~100%
Est. Annual Tax
$5,494
2025 taxable × rate

Value Composition: Land carries 70% of market value ($577,295 land vs $103,342 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 $821,872, this parcel sits in the top quartile (≥75th percentile) of Residential property in Travis County — county median $479,535 (P25 $358,633 / P75 $737,055, n=318,609). Residential here is the broad TCAD category — every residential 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 +22.4% Base-scenario CAGR (Based on 2021–2025 certified trend, projected forward from 2025), the model projects market value near $2,257,706 by 2030, with an estimated annual tax burden around $10,093. Estimated Forward figures are model projections, not certified — see the 6-Year Projection section for the low/base/high bands.

Delinquent Taxes: $10,959.43 in unpaid taxes since 2024. These become a lien on the property and transfer to the buyer at closing unless negotiated otherwise.

Improvement Detail
Improvement Value
$103,342
Main Area
1,680 SF
Gross Building Area
1,680 SF
Year Built
1998
1 components · show ▾hide ▴
Code Description SF In Gross
1ST 1st Floor 1,680 SF
This Account Includes 3 Units (2026 values — the figures above on this page are the sum of these rows)
Unit (prop_id) Owner Address Market Value Assessed Value Taxable Value
739527 CLARK ANTHONY BRYAN 12400 GLASS RD A 78610 $598,556 $342,089 $273,671
787435 CLARK KIT A 12400 GLASS RD B 78610 $111,766 $67,485 $0
787437 CLARK DAVID E 12400 GLASS RD C 78610 $23,587 $23,587 $23,587
Your Tax Bill, This Year
Why This Property's Tax Bill Changed (2024 → 2025)
▼ Value change saved $3,608 — taxable value went down.
▲ Tax rates added $133 — tax rates went up overall.
▲ Exemption changes added $4,215 — this parcel lost some exemption value.
Exemptions or a cap likely reset (commonly after a sale) — most of the change in 2025 taxable value isn't explained by the assessed-value change alone.

Rate effect by entity
Entity 2024 Rate 2025 Rate Rate Effect
City of Mustang Ridge 0.2388% 0.2708% +107
Del Valle ISD 0.9969% 0.9489% -93
Travis County 0.3444% 0.3758% +86
Travis Central Health 0.1080% 0.1180% +27
Austin Community College 0.1013% 0.1034% +7
Travis County ESD # 15 0.1000% 0.1000% +0
Travis County ESD # 11 0.1000% 0.1000% +0
2025 Tax Burden — Entity Split
IDV
36.2% $1,846
TCO
20.0% $1,024
CMR
17.7% $906
ACT
6.7% $341
E15
6.6% $335
E11
6.6% $335
THD
6.3% $321
Total: $5,107
Risk Indicators
Risk Indicators
!
Large Value Jump

Market value changed by 94% in 2022, flagged as unusually large. Verify against comparable sales before using this value in underwriting.

!
Delinquent Taxes

This parcel has unpaid taxes on record. Delinquent taxes are a lien on the property and transfer to the buyer at closing unless negotiated otherwise.

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
IDV Del Valle ISD 1.2020% 1.1846% 1.0028% 0.9969% 0.9489% -0.0480% $1,846.34 $— $1,846.34
TCO Travis County 0.3574% 0.3182% 0.3047% 0.3444% 0.3758% +0.0314% $1,023.72 $— $1,023.72
CMR City of Mustang Ridge 0.3882% 0.3112% 0.2652% 0.2388% 0.2708% +0.0320% $905.95 $— $905.95
ACT Austin Community College 0.1048% 0.0987% 0.0986% 0.1013% 0.1034% +0.0021% $340.78 $— $340.78
E15 Travis County ESD # 15 0.1000% 0.0949% 0.1000% 0.1000% 0.1000% +0.0000% $334.58 $— $334.58
E11 Travis County ESD # 11 0.1000% 0.0949% 0.1000% 0.1000% 0.1000% +0.0000% $334.58 $— $334.58
THD Travis Central Health 0.1118% 0.0987% 0.1007% 0.1080% 0.1180% +0.0101% $321.47 $— $321.47
Combined Rate 2.3642% 2.2012% 1.9719% 1.9894% 2.0169% +0.0275% $5,107.42 $0.00 $5,107.42
Value Trend
Value History 2021–2026
Current & Certified Values
2026 Certified Certified 2025 Certified Certified Change 2025→2026
Market Value $733,909 $821,872 -10.7%
Assessed Value $433,161 $395,927 +9.4%
Land Value $503,571 $577,295 -12.8%
Improvement Value $94,985 $103,342 -8.1%
Taxable Value $297,258 $272,379 +9.1%
Exemptions HS HS
HS Cap Loss -$300,748
Total Tax 2026 = estimate
~$5,996
Estimated
$5,107
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 $733,909 $733,909 +0 (+0.0%)
Taxable Value $297,258 $297,258 +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 $733,909 $503,571 $94,985 −$300,748 $433,161 $297,258 Not yet — post-cert Certified — no billing yet
2025 $821,872 $577,295 $103,342 −$425,945 $395,927 $272,379 $5,107 Verified
2024 $634,561 −$57,266 $577,295 $— $4,367 Verified
2023 $640,662 −$212,535 $428,127 $— $3,852 Verified
2022 $540,007 −$111,880 $428,127 $— $4,470 Verified
2021 $366,196 $407,014 ! $— $4,517 Verified
Market Value vs. Taxable Value gap up to 66.9%
Year-over-Year Growth & Assessment Metrics
Year MktVal YoY Assessed YoY Asmt Ratio Eff. Tax Rate Coverage
2026 +0.0% +0.0% ~100% Not available Partial
2025 -18.7% -18.7% ~100% 2.0200% Verified
2024 +19.3% +19.3% ~100% 0.5200% Verified
2023 -15.8% -15.8% ~100% 0.6100% Verified
2022 -93.9% ! -86.4% ~100% 0.7000% Verified
2021 base year 44.5% 1.2300% Verified
Cumulative market value growth (earliest valid year → 2025): -95.1%
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 ~$1,005,951 ~$435,520 ~1.9301% ~$8,406 +22.4%
2027 ~$1,231,259 ~$479,072 ~1.8433% ~$8,831 +49.8%
2028 ~$1,507,031 ~$526,979 ~1.7565% ~$9,256 +83.4%
2029 ~$1,844,568 ~$579,677 ~1.6697% ~$9,679 +124.4%
2030 ~$2,257,706 ~$637,644 ~1.5829% ~$10,093 +174.7%
Submarket Position
Where This Property Stands — Residential Benchmark

In 2025, this property's market value of $821,872 places it in the top 25% for Residential properties in Travis County (318609 comparable) — +71% above the county median of $479,535. Residential here is the broad TCAD category — every residential 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 $821,872 $358,633 $479,535 $737,055 ↑ Top 25% -6.4%
2024 $634,561 $384,868 $512,735 $786,167 ↑ Above median -8.7%
2023 $640,662 $424,496 $565,716 $845,447 ↑ Above median -2.1%
2022 $540,007 $435,080 $581,770 $864,060 ↓ Below median +53.2%
2021 $366,196 $239,232 $328,865 $488,922 ↑ 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: 1,680 SF main area · 1,680 SF gross · 10.120 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.