This home's estimate is 102.9% higher than the average sale price ($2.74M) of 6 comparable homes.
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3809 Happy Valley Rd, Lafayette, CA 94549
About this home
Happy Valley Heritage Estate Property! Premier Happy Valley location. Level 1.75 Acreage, magnificent setting. 1st time on market nearly 60 years. Large level parcel has lawns, rototilled acreage, brick patios, solar heated pool, beaut oak, fruit trees, plantings, picturesque creek-side setting. Farmer's cottage was one of original farmhouses in Happy Valley (unsafe and in disrepair now). Walls of glass with garden/orchard views. Living & formal dining rooms. Kitchen/family rm. Heart of Happy Valley, close to town, shopping, dining, Laf Reservoir, BART, commuting in 2 directions.
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Market trends in 94549, CA
Last updated July 2026
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Sale history for 3809 Happy Valley Rd
$1,646/sq ft
$1,646/sq ft
$1,600/sq ft
Tax history for 3809 Happy Valley Rd
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
- Public record
- Permits
Construct a conditioned pool house.
Pool and hot tub
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
Parking
- Parking Information
- Garage Spaces: 2
- Covered Spaces: 2
- Parking Features: Detached, Enclosed, Garage Door Opener
Interior
- Virtual Tour
- Bathroom Information
- # of Bathrooms Total: 3
- # of Bathrooms Full: 3
- Other Bathrooms Included Features: Shower Over Tub, Tile
- Primary Bathroom Included Features: Stall Shower
- Interior Features
- Interior Features: Family Room, Formal Dining Room, Kitchen/Family Combo, Laminate Counters
- Appliances: Dishwasher, Double Oven, Electric Range, Disposal, Microwave, Self Cleaning Oven, Gas Water Heater
- Laundry Features: 220 Volt Outlet, Hookups Only, Laundry Closet
- Street Level Features: 4 Bedrooms, 3 Baths, Primary Bedrm Suite - 1, Main Entry
- Fireplaces Total: 1
- Has Fireplace
- Flooring: Vinyl, Carpet
- Room Information
- Kitchen Features: Counter - Laminate,Dishwasher,Double Oven,Electric Range/Cooktop,Garbage Disposal,Microwave,Self-Cleaning Oven
- Rooms Total: 7
- Fireplace Features: Brick, Living Room, Wood Burning
Exterior
- Building Information
- Construction Materials: Wood Siding
- Building Area Total: 2,187
- Foundation Details: Slab
- Exterior Features
- Patio And Porch Features: Patio, Covered
- Exterior Features: Back Yard, Front Yard, Garden/Play, Side Yard
- Fencing: Fenced
- Roof: Shingle
- Pool Information
- Pool Features: Gunite, In Ground, Pool Sweep, Solar Heat
- Has Private Pool
- Property Information
- Living Area: 2187
- Living Area Units: Square Feet
- Property Type: Residential
- Property Sub Type: Single Family Residence
- Year Built: 1953
- Lot Information
- Lot Size Square Feet: 76230
- Lot Size Area: 1.75
- Lot Size Units: Acres
- Lot Size Acres: 1.75
- Lot Features: Irregular Lot, Level, Premium Lot
- Waterfront
- Waterfront Features: Creek
- Zoning: R-40
Utilities
- Utility Information
- Water Source: Public
- Sewer: Public Sewer
- Heating & Cooling
- Has Heating
- Heating: Forced Air, Natural Gas
Location
- Homeowners Association Information
- Has Association
- Association Name: CALL LISTING AGENT
- Association Fee: $15
- Association Fee Frequency: Annually
- School Information
- High School District: Acalanes (925) 280-3900
Public facts
- Beds: 3
- Baths: 4.0
- Sq. Ft.: 4,368
- Stories: 1.0
- Lot Size: 1.75 acres
- Style: Single Family Residential
- Year Built: 2021
- Year Renovated: 2021
- County: Contra Costa County
- APN: 2440100051
Around this home
Schools
Public K-5 • Assigned • 0.2mi
Public 6-8 • Assigned • 1.8mi
Public 9-12 • Assigned • 2.3mi
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
Estimated 72-80% chance of a flood reaching the building in the next 30 years
1% chance of being in a wildfire in next 30 years
7 days above 95° expected this year, 16 days in 30 years
Minimal risk of severe winds over next 30 years
15 unhealthy days expected this year, 16 days in 30 years
Sun exposure
In this area, properties receive around 11.5 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.
Nearby similar homes
New listings for sale in 94549
Home values near 3809 Happy Valley Rd
| Address | Redfin Estimate |
|---|---|
4 Beds | 3 Baths | 3228 Sq. Ft. | $3,354,226 |
4 Beds | 5 Baths | 3776 Sq. Ft. | $3,161,580 |
| Address | Redfin Estimate |
|---|---|
3 Beds | 3 Baths | 3165 Sq. Ft. | $2,950,116 |
6 Beds | - Baths | 9281 Sq. Ft. | $9,651,094 |
| Address | Redfin Estimate |
|---|---|
4 Beds | 4 Baths | 5596 Sq. Ft. | $4,443,304 |
4 Beds | 4 Baths | 4804 Sq. Ft. | $4,099,048 |
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