78374 Property Tax Rate
Portland, Texas · Part of San Patricio County
Effective Tax Rate
1.86%
34.3% above state avgMedian Annual Tax
$4,204
$350/mo escrow
Estimate Your Tax
Annual Tax
$4,204
Monthly
$350
Eff. Rate
1.86%
Buyer decision brief
What ZIP 78374 means for your housing budget
Use this ZIP page to compare recurring tax burden before you compare listing prices. The numbers below are Census ZCTA estimates, so they are strongest for neighborhood comparison and weakest for parcel-specific tax planning.
Monthly escrow signal
$350/mo
Based on median annual tax paid
State context
0.51 percentage points above the Texas average
Texas average: 1.35%
Data confidence
High confidenceThe Census margin of error is $297, about 7% of the median tax estimate.
Verify before you offer
- Confirm parcel assessed value with San Patricio County assessor.
- Check homestead, senior, veteran, and disability exemptions.
- Ask whether purchase triggers reassessment or value-cap reset.
- Review school district and special assessment boundaries.
Lower-rate similar ZIPs
This is informational content, not tax, legal, or mortgage advice. Local assessor records remain the source of truth for a specific property.
Data confidence ledger
Can you trust ZIP 78374 for comparison?
ACS vintage
2019-2023 ACS 5-Year Estimates
Five-year Census ZCTA estimates.
ZCTA caveat
Census area, not parcel boundary
USPS ZIP routes and taxing districts can differ inside the same area.
Field completeness
3/3 required fields
Median tax, home value, and derived rate are present.
MOE status
Strong ACS confidence
$297 tax MOE, 7% of the median tax estimate.
Last site refresh
March 10, 2026
Dataset and page-quality audit run locally before publication.
County fallback
County context only
San Patricio County is used for assessor verification and broader context.
Tax bill anatomy
What can change your actual bill in ZIP 78374
Use the ZIP estimate to compare neighborhoods, then verify these parcel-level inputs before relying on a payment estimate.
Assessed value
The ZCTA median home value is $225,800, but your bill starts with the local assessed value for a specific parcel.
Effective rate
The displayed rate is 1.86%, derived from median tax paid divided by median home value.
Exemptions
Homestead, senior, veteran, disability, and local exemptions can reduce taxable value. Confirm eligibility before estimating escrow.
Reassessment
A purchase can change assessed value depending on Texas and county rules. Ask how sale price affects the next assessment cycle.
Escrow impact
The median tax paid in this ZCTA equals about $350 per month before insurance, HOA dues, or special assessments.
Assessor verification
San Patricio County assessor or tax collector records are the source of truth for parcel taxes, appeal windows, and exemptions.
How ZIP 78374 Compares
Median Annual Property Tax
ZIP 78374
1.86%
Effective rate
Texas Avg
1.35%
Effective rate
National Avg
1.10%
Effective rate
State Ranking
Property Tax Rank in Texas
Higher than 91% of ZIP codes in Texas(91th percentile, 1,654 ZIPs compared)
Property Tax Analysis
Property Tax Insights for ZIP 78374
Property owners in ZIP code 78374 (Portland, Texas) pay a median of $4,204/year in property taxes on homes valued at $225,800. This translates to an effective tax rate of 1.86%, which is 38% above the Texas state average of 1.35%.
The monthly property tax burden for a median-valued home in 78374 is approximately $350, which factors into escrow payments on mortgages. This ZIP code is located within San Patricio County. This is $1,073 more than the Texas average of $3,131/year.
Compared to similar ZIP codes in Texas, 78374 has lower property taxes. ZIP codes with similar effective rates include 79527 (1.86%) and 77706 (1.86%).
In Portland, property taxes represent approximately 5.2% of the median household income of $81,580, providing context for the relative tax burden on homeowners in this area.
If you're considering purchasing a home in 78374, keep in mind that property taxes are based on the assessed value assigned by the local assessor, which may differ from the purchase price. In some states, properties are reassessed at or near the sale price upon transfer of ownership. For the most current tax information for a specific property, consult San Patricio County's tax assessor directly.
Frequently Asked Questions
What is the property tax rate in ZIP code 78374?
How much are property taxes in Portland, TX (78374)?
How does ZIP 78374 compare to the Texas average?
What is the median home value in ZIP 78374?
What county is ZIP code 78374 in?
Margin of Error
The median property tax estimate for this ZIP code has a margin of error of ±$297. ZCTA-level data has wider margins than county-level estimates due to smaller sample sizes.
County-Level Data
ZIP code 78374 is part of San Patricio County, Texas. View the full county profile for broader context and more data.
View San Patricio County on TaxByCounty →Why compare these ZIPs?
Better comparison set for ZIP 78374
Each ZIP highlights a homebuyer tradeoff: lower rate, stronger value context, shared county rules, city boundary changes, or nearby missing data.
78370
Odem, TX
0.96 percentage points lower than ZIP 78374.
Rate
0.90%
Tax
$1,719
Quality
71
78336
Aransas Pass, TX
0.86 percentage points lower than ZIP 78374.
Rate
1.00%
Tax
$2,042
Quality
77
78359
Gregory, TX
0.62 percentage points lower than ZIP 78374.
Rate
1.24%
Tax
$1,210
Quality
67
78368
Mathis, TX
0.51 percentage points lower than ZIP 78374.
Rate
1.35%
Tax
$1,180
Quality
77
78390
Taft, TX
0.43 percentage points lower than ZIP 78374.
Rate
1.43%
Tax
$1,915
Quality
77
78387
Sinton, TX
0.39 percentage points lower than ZIP 78374.
Rate
1.47%
Tax
$1,803
Quality
77
78362
Ingleside, TX
0.28 percentage points lower than ZIP 78374.
Rate
1.58%
Tax
$2,880
Quality
82
75205
Dallas, TX
1.20 percentage points lower than ZIP 78374.
Rate
0.66%
Tax
$10,001
Quality
82
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates (ZCTA level). ZIP Code Tabulation Areas (ZCTAs) are Census approximations of USPS ZIP codes.
Estimates are informational only and should not be used as financial or legal advice.