




5284 Camino Alta Mira, Castro Valley, CA, 94546
About This Home
Inspired by Frank Lloyd Wright and classic mid-century design, this custom-built Castro Valley residence—offered by its original owner—is ideally located in the San Francisco Bay Area, approximately 30 miles east of San Francisco and about 35 miles from Silicon Valley. Set within the sought-after Proctor School District and bordering EBMUD Watershed land within the East Bay Regional Park network, the property offers great privacy, natural beauty, and abundant wildlife. Architectural highlights include vaulted wood ceilings with exposed beams, rich parquet flooring, multiple stained glass windows, and a dramatic fireplace constructed from Northern California boulders. The home features 4 bedrooms, 2.5 bathrooms, a dedicated office, private sauna with shower, and generous storage throughout. Outdoor amenities include a large swimming pool, mature landscaping, hillside views, and a horse stable. New homeowner may apply for Redwood Rangers membership, providing access to adjacent 600-acre cooperative pasture, trail system, and seasonal riding facilities. A rare opportunity to restore and elevate a distinctive mid-century modern home of architectural significance into a remarkable mid-century modern estate of enduring value. Some images have been digitally altered to show the property potential.
Getting Around
Schools
Construction
Condition
- Property condition: Existing
- Year built: 1976
Materials
- Foundation: Concrete,Slab
- Construction materials: Wood Siding
Type & Style
- Home type: SingleFamily
- Architectural style: Mid Century Modern
- Property subType: Single Family Residence
Interior
Appliances
- Appliances included: Dishwasher,Electric Range,Refrigerator
- Laundry features: Laundry Room,Cabinets
Basement
- Basement: Crawl Space
Bedrooms & Bathrooms
- Bedrooms: 4
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Features
- Flooring: Parquet,Tile,Wood
- Number of fireplaces: 1
- Fireplace features: Free Standing,Stone,Wood Burning,Wood Stove Insert
- Fireplace: Yes
Heating & Cooling
- Heating features: Natural Gas
- Cooling features: Ceiling Fan(s),Wall/Window Unit(s)
Interior Area
- Total structure area: 2,306
- Total interior livable area: 2,306 sqft
Kitchen
- Features: Dishwasher, Eat-in Kitchen, Electric Range/Cooktop, Refrigerator
Property
Details
- Parcel number: 84C96032
- Special condition: Standard
Features
- Levels: Two Story
- Stories: 2
- Private pool: Yes
- Pool features: On Lot
- Exterior features: Back Yard,Garden/Play,Terraced Up
- Fencing: Fenced
- Has view: Yes
- View description: Mountain(s),Pasture
Lot
- Lot size: 0.41 Acres
- Features: Sloped Up
Parking
- Total spaces: 1
- Parking features: Attached,Carport - 2 Or More
- Has garage: Yes
- Attached garage spaces: 1
- Covered spaces: 1
- Carport: Yes
Climate Risk is Financial Risk
Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.
Biggest Threats for This Home
- Earthquake
- Inland Flooding
- Heat Wave
- Landslide
- Wildfire
How This Home’s Risks Compare
FEMA Declared Disasters in Alameda County and California
Understanding the Costs
Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.
Estimated Costs Today
| Monthly | Annual | |
|---|---|---|
| Mortgage | $7,832 | $93,984 |
| Home Insurance * | $239 | $2,868 |
| Property Taxes | $1,925 | $23,100 |
| Electricity | $494 | $5,933 |
| Total | $10,490 | $125,880 |
Income You'd Need if You Spent...
California FAIR Plan Programs
How Costs Could Change Over Time
Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.
Comparing Against the Market
Price Per Sq Ft
vs Other Active Listings
Avg $/sqft
vs Homes Sold Last Month
Median $/sqft
Current Market Trends
Median Price Per Square Foot
The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.
Historicals for This Listing
Zestimate History ($/sqft)
Price History
| Date | Event | Price |
|---|---|---|
| 2026-05-05 | Listed for sale | $1,549,000 |
