159 Johnston Ln, San Marcos, CA 92069 Property Records

San Diego County property record for 159 Johnston Ln, San Marcos, CA 92069

Property Summary

Property TypeSingle Family Home
Details3 bd · 1 ba · 951 sqft · built 1959
Lot Size0.157 acres (6,860 sqft)
Owner2 Individual Names on Record
Tax Bill$406 (2025)
Flood ZoneZone AE (high risk)
APN220-181-21-00

Property Details

APN / Parcel Number

Primary APN220-181-21-00
Alternative APN
  • 2201806400

Interior

Bedrooms3 Beds
Full Baths1 Bath
Building Area951 sqft Living Area

Exterior

Year BuiltBuilt 1959
Effective Year BuiltEffective 1959
Lot Area6,860 sqft (0.157 acres)
Parking Spaces2 Parking Spaces

Location & Zoning

Old Parcel Number2201806400
Street Address159 JOHNSTON LN
CitySAN MARCOS
StateCA
Zip92069-2707
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR-3-6
Legal DescriptionBLK 62 LOT 19 POR TR 000806
Legal SubdivisionRANCHO LOS VALLECITOS DE SAN M
Legal Tract000806
Legal Block62
Legal Lot Number19
JurisdictionSAN DIEGO CA
Township / Civil DivisionOCEANSIDE-ESCONDIDO
Census Block Group2
Census Block2000
Census Tract20029

Owner

Source: San Diego County records, as of July 28, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Individual Names on Record
Mailing Address159 JOHNSTON LN, SAN MARCOS, CA 92069-2707
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: San Diego County assessment roll, as of July 28, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountySan Diego County
MunicipalitySan Marcos City
Unified School DistrictSan Marcos Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$40,225 (+2%) Land $12,925 Building $27,300
2025$406.00 (+8.56%) Homeowner's exemption$39,437 (+4.03%) Land $12,672 Building $26,765
2023$374.00 (+1.91%) Homeowner's exemption$37,908 Land $12,181 Building $25,727
2022$367.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective September 3, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone AE
high risk
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood ElevationVaries along the reach; see FIRM
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on Record
median of 16 policies
Nearby Flood Policies16 in force
Nearby Flood Claims6 (1980–2022)
Claims Outside the SFHA4 of 6
Most Recent ClaimDec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims by Event
  • Coastal Storms, Floods, Slides & Tornadoes, Mar 1983 · 3 claims

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 RiskLow
lower than 99.1% of the US · lower than 99.2% of California
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond ember reach

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 SystemVALLECITOS WD
serves 114,700 people · EPA ID CA3710002
Water SourcePurchased surface water from several systems
Last State InspectionMar 2022
LeadUnder 1 ppb (2024–2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 52 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Cox Communications
Cable · Fiber in parts of the area
2,000 / 100
San Diego Broadband
Fixed Wireless
500 / 100
AT&T
DSL · Fiber in parts of the area
100 / 20

May also be available: Spectrum, Verizon.

Nearby Properties on Johnston Ln

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