300 Trinity Rd is a 5,900 square foot house on a 19.2 acre lot with 5 bedrooms and 6.5 bathrooms. - it last sold on November 17, 1992 for $490,000. Based on Redfin's Glen Ellen data, we estimate the home's value is $3,638,417.
Single-familyProperty Type
2020Year Built
19.2 acresLot Size
$617Est. Price/Sq.Ft.
6 spacesParking
Source:Public Records
Redfin Estimate
$3,638,417
$3.1M since sold in November 1992$59K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 44.1% higher than the average sale price ($2.53M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jan 19, 2026 • Active
Building permit no plan check
Roofing
Dec 26, 2025 • Final
Building permit with plan check
Install an energy storage system, an inverter, and an energy system disconnect on a residential building.
Battery
Electrical
Solar
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Exterior
Property Information
Legal Description: PART OF LOT 4-6
Construction Code: Good
Construction Quality: 6.0
#of Rooms: 3
# of Units: 41
Public facts
Beds: 5
Baths: 6.25
Sq. Ft.: 5,900
Stories: 1.0
Parking Spaces: 6
Basement: Yes
Accessible: Yes
Lot Size: 19.2 acres
Style: Single Family Residential
Year Built: 2020
Year Renovated: —
County: Sonoma County
APN: 053090004
HOA Dues: —
Garage: Yes
Features: Views
Home facts updated by owner on Jan 19, 2026
Around this home
Schools
Altimira Middle School
Public 6-8 • Assigned • 4.7mi
2/10
Sonoma Valley High School
Public 9-12 • Assigned • 7.3mi
7/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Historical weather
Glen Ellen, CA • 95442
Average low and high temperatures (°F)
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Sun exposure
In this area, properties receive around 11.2 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.2 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$3.46M – $4.18M
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