3515 Union St, San Diego, CA, 92103
About This Home
Welcome to 3515 Union Street, a stunning architectural residence in the heart of Mission Hills, one of San Diego’s most coveted neighborhoods. Spanning approximately 4,600 square feet, this exceptional 4-bedroom, 3.5-bath home offers an elevated living experience defined by scale, light, and breathtaking views. Step inside to soaring 20-foot ceilings that create a dramatic first impression, complemented by expansive windows that flood the home with natural light and frame sweeping views of the city and beyond. The open-concept layout is both grand and inviting, designed for seamless entertaining and comfortable everyday living. The chef’s kitchen flows effortlessly into the main living and dining areas, while multiple indoor-outdoor transitions allow you to fully enjoy Southern California living. Spacious bedrooms provide privacy and comfort, with a luxurious primary suite that serves as a true retreat. Set on a prime street in Mission Hills, this home combines tranquility with convenience—just minutes from top dining, boutique shopping, downtown, and the airport. The neighborhood’s timeless charm, tree-lined streets, and prestigious reputation make it one of San Diego’s most desirable places to call home. With its rare size, volume, and view orientation, 3515 Union Street presents a unique opportunity to own a standout property in a premier location.
Getting Around
Somewhat Walkable
Good Transit
Somewhat BikeableSchools
Construction
Condition
- Year built: 2003
Materials
- Roof: Rock/Gravel,Flat Tile
- Construction materials: Stone,Stucco
Type & Style
- Home type: SingleFamily
- Property subType: Single Family Residence
Interior
Appliances
- Appliances included: Dishwasher,Disposal,Dryer,Range/Oven,Refrigerator,Washer,Water Filtration,Water Softener,6 Burner Stove,Freezer,Gas Oven,Gas Range,Water Purifier
- Laundry features: Gas
Bedrooms & Bathrooms
- Bedrooms: 4
- Bathrooms: 4
- Full bathrooms: 3
- 1/2 bathrooms: 1
Features
- Flooring: Other/Remarks
- Number of fireplaces: 4
- Fireplace features: FP in Dining Room,FP in Family Room,FP in Living Room,FP in Primary BR,Patio/Outdoors,Bath
Heating & Cooling
- Heating features: Forced Air Unit
- Cooling features: Central Forced Air
Interior Area
- Total structure area: 4,600
- Total interior livable area: 4,600 sqft
Property
Details
- Parcel number: 4514611400
Features
- Levels: 2 Story
- Pool features: N/K
- Fencing: N/K
- Frontage type: Bay,Ocean/Bluff
Parking
- Total spaces: 4
- Parking features: Attached,Tandem
- Has garage: Yes
- Attached garage spaces: 2
- Covered spaces: 2
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
- Heat Wave
- Wildfire
How This Home’s Risks Compare
FEMA Declared Disasters in San Diego 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 | $22,749 | $272,988 |
| Home Insurance * | $610 | $7,320 |
| Property Taxes | $4,809 | $57,708 |
| Electricity | $986 | $11,836 |
| Total | $29,154 | $349,848 |
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 |
|---|---|---|
| 2026-05-11 | Price change | $4,499,000 |
| 2026-01-16 | Listing removed | $11,000 |
| 2025-10-28 | Price change | $11,000 |
| 2025-10-08 | Listed for rent | $12,000 |
| 2025-08-31 | Listing removed | $12,000 |
| 2025-07-18 | Price change | $12,000 |
| 2025-06-28 | Price change | $12,200 |
| 2025-05-14 | Listed for rent | $12,500 |
| 2025-04-28 | Listing removed | $12,500 |
| 2025-04-11 | Listed for sale | $4,395,000 |
| 2025-03-24 | Price change | $12,500 |
| 2025-03-18 | Listed for rent | $13,000 |
| 2025-02-10 | Listing removed | $15,500 |
| 2025-01-17 | Listed for rent | $15,500 |
| 2024-12-19 | Listing removed | $16,500 |
| 2024-12-04 | Listed for rent | $17,500 |
| 2022-09-06 | Listing removed | -- |
| 2022-08-06 | Listed for rent | $32,000 |
| 2021-05-22 | Listing removed | -- |
| 2021-05-21 | Listed for sale | $2,495,000 |
| 2021-05-18 | Sold | $2,305,000 |
| 2021-02-23 | Pending sale | $2,495,000 |
| 2021-01-18 | Listed for sale | $2,495,000 |
| 2015-08-02 | Listing removed | $2,495,000 |
| 2015-02-09 | Listed for sale | $2,495,000 |
| 2012-10-11 | Sold | $1,300,000 |
| 2010-03-25 | Sold | $901,000 |
| 2009-12-08 | Sold | $912,500 |
| 2000-01-10 | Sold | $215,000 |
| 1998-04-22 | Sold | $162,500 |
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