1866 Castillo St, Olmito, TX 78575 Property Records

Cameron County property record for 1866 Castillo St, Olmito, TX 78575

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,809 sqft · built 2021
Lot Size0.154 acres (6,704 sqft)
Owner2 Individual Names on Record
Tax Bill$2,663 (2025)
Flood ZoneZone X (minimal risk)
APN791279-0010-023000

Property Details

APN / Parcel Number

Primary APN791279-0010-023000
Alternative APN
  • 428753

Interior

Bedrooms3 Beds
Stories1 Story
Building Area1,809 sqft Living Area
Gross Area2,250 sqft
1st Floor Area1,809 sqft

Exterior

Year BuiltBuilt 2021
Effective Year BuiltEffective 2021
Lot Area6,704 sqft (0.154 acres)
Lot Dimensions119 ft deep x 56 ft wide
Garage TypeAttached
Garage Area441 sqft
DrivewayConcrete Driveway
Driveway Area735 sqft
Parking Spaces2 Parking Spaces
PorchOpen Porch
Porch Area135 sqft

Location & Zoning

Street Address1866 CASTILLO
CityBROWNSVILLE
StateTX
Zip78526
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 23 BLK 1 PALO ALTO RESIDENCE PHASE II SUBDIVISION (2021 AMEND PLAT C1-4101-4103 CCMR FILED 11/17/2020)(2021 SUBD PLAT C1-4073-75 CCMR FILED 09/10/2020)
Legal SubdivisionPALO ALTO RESIDENCE PHASE II SUBDIVISION
Legal Block1
Legal Lot Number23
JurisdictionCAMERON TX
Township / Civil DivisionBROWNSVILLE
Census Block Group1
Census Block1016
Census Tract14401

Owner

Source: Cameron County records, as of August 13, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Individual Names on Record
Mailing Address1866 CASTILLO ST, OLMITO, TX 78575-5309
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Cameron County assessment roll, as of August 13, 2026

Property Jurisdictions

TypeName
StateTexas
CountyCameron County
MunicipalityBrownsville City
Unified School DistrictLos Fresnos Consolidated Independent School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$289,115 (+1%)$292,821 (-) Land $65,364 Building $227,457
2025$2,663.00 (-37.81%) Homeowner's exemption Senior Citizen's exemption$262,832 (-5.37%) Land $65,364 Building $227,457$292,821 (+5.43%) Land $65,364 Building $227,457
2023$4,282.00 Homeowner's exemption Senior Citizen's exemption Additional exemption filed$277,737 Land $50,280 Building $227,457$277,737 Land $50,280 Building $227,457
2022$4,282.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective July 18, 2018 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 20 policies
Nearby Flood Policies20 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskModerate
above 45% of the US · lower than 81% of Texas
Wildfire Likelihood0.07% annual chance
ExposureDirect
burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemOLMITO WSC
serves 8,952 people · EPA ID TX0310026
Water SourceSurface water
Last State InspectionJul 2024
LeadUnder 1 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityTotal trihalomethanes
resolved · Jul 2022
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 365 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Spectrum
Cable · Fiber in parts of the area
1,000 / 1,000
VTX Communications
Fixed Wireless
400 / 50
Verizon
Fixed Wireless
300 / 20

May also be available: AT&T, Smartcom Telephone.

Nearby Properties on Castillo St

Nearby Streets

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