First time on the market in 30 years! This fully upgraded, energy-efficient home in the heart of Mountain View offers modern amenities and serene outdoor living. Designed for ultimate comfort and connectivity, this home features a near-zero home energy system equipped with smart home features including a brand new roof and solar system, Tesla Powerwall 3, EV Charger, 1G AT & T Fiber optic internet and mobile home controls. The open-concept kitchen, living, and dining area has been tastefully remodeled with a dine-in island, farmhouse sink, built-in microwave, wine fridge, and monogram gas range. The spacious primary suite is flooded with natural light and includes double doors leading to the gardens, a walk-in closet and an ensuite bath with skylights, deep soaking tub, and dual shower. Enjoy bird watching and cooking in the backyard with a full outdoor kitchen, BBQ, fire pit, waterfall pond, and Bluetooth sound system. Surrounded by native gardens and 13 fruit trees, this space is ideal for hosting, pets and working professionals seeking a peaceful retreat. Centrally located near Google, Apple, and Meta and walking distance to downtown Mountain View parks and schools. Don't miss your chance to make this rare blend of sustainability, smart living, and natural beauty your own!
Single-familyProperty Type
1955Year Built
5,720 sq ftLot Size
$1,956Est. Price/Sq.Ft.
1 garage spacesParking
Listed by Shannon Mccourt•DRE #02137693• eXp Realty of California Inc
Contact: 805-791-6503
Bought with Cindy O'Gorman•DRE #01918407• The Agency
First time on the market in 30 years! This fully upgraded, energy-efficient home in the heart of Mountain View offers modern amenities and serene outdoor living. Designed for ultimate comfort and connectivity, this home features a near-zero home energy system equipped with smart home features including a brand new roof and solar system, Tesla Powerwall 3, EV Charger, 1G AT&T Fiber optic internet and mobile home controls. The open-concept kitchen, living, and dining area has been tastefully remodeled with a dine-in island, farmhouse sink, built-in microwave, wine fridge, and monogram gas range. The spacious primary suite is flooded with natural light and includes double doors leading to the gardens, a walk-in closet and an ensuite bath with skylights, deep soaking tub, and dual shower. Enjoy bird watching and cooking in the backyard with a full outdoor kitchen, BBQ, fire pit, waterfall pond, and Bluetooth sound system. Surrounded by native gardens and 13 fruit trees, this space is ideal for hosting, pets and working professionals seeking a peaceful retreat. Centrally located near Google, Apple, and Meta and walking distance to downtown Mountain View parks and schools. Don't miss your chance to make this rare blend of sustainability, smart living, and natural beauty your own!
Year
Property tax
Land + Additions
Assessment*
2025
$6,619 (+2.7%)
$2,652,000 + $459,000
$3,111,000
2024
$6,448 (+1.0%)
$385,478 + $161,375
$546,853
2023
$6,381 (+0.3%)
$377,920 + $158,211
$536,131
2022
$6,360 (+2.5%)
$370,510 + $155,109
$525,619
2021
$6,206 (−0.1%)
$363,246 + $152,068
$515,314
2020
$6,212 (+4.7%)
$356,124 + $149,087
$505,211
2019
$5,933 (+1.0%)
$352,473 + $147,559
$500,032
2018
$5,877 (+4.2%)
$345,562 + $142,666
$488,228
2017
$5,639 (+3.7%)
$332,145 + $137,127
$469,272
2016
$5,437 (+2.9%)
$332,145 + $137,127
$469,272
2015
$5,282 (+0.9%)
$325,633 + $134,439
$460,072
2014
$5,235 (+0.3%)
$314,460 + $129,827
$444,287
2012
$5,219 (+4.4%)
$313,039 + $129,241
$442,280
2011
$4,997 (−0.1%)
$306,901 + $126,707
$433,608
2010
$5,004 (−0.1%)
$300,884 + $124,223
$425,107
2009
$5,009 (+6.0%)
$298,636 + $123,295
$421,931
2008
$4,727
$293,477 + $121,165
$414,642
Tax history for 88 Mercy St
Year
Property tax
Land + Additions
Assessment*
2025
$6,619 (+2.7%)
$2,652,000 + $459,000
$3,111,000
2024
$6,448 (+1.0%)
$385,478 + $161,375
$546,853
2023
$6,381 (+0.3%)
$377,920 + $158,211
$536,131
2022
$6,360 (+2.5%)
$370,510 + $155,109
$525,619
2021
$6,206 (−0.1%)
$363,246 + $152,068
$515,314
2020
$6,212 (+4.7%)
$356,124 + $149,087
$505,211
2019
$5,933 (+1.0%)
$352,473 + $147,559
$500,032
2018
$5,877 (+4.2%)
$345,562 + $142,666
$488,228
2017
$5,639 (+3.7%)
$332,145 + $137,127
$469,272
2016
$5,437 (+2.9%)
$332,145 + $137,127
$469,272
2015
$5,282 (+0.9%)
$325,633 + $134,439
$460,072
2014
$5,235 (+0.3%)
$314,460 + $129,827
$444,287
2012
$5,219 (+4.4%)
$313,039 + $129,241
$442,280
2011
$4,997 (−0.1%)
$306,901 + $126,707
$433,608
2010
$5,004 (−0.1%)
$300,884 + $124,223
$425,107
2009
$5,009 (+6.0%)
$298,636 + $123,295
$421,931
2008
$4,727
$293,477 + $121,165
$414,642
*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
Zoning
Beds
3
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
5,614 Sq. Ft.
Year renovated
1955
Sq. Ft.
1,488
Year built
1955
Style
Single Family Residential
County
Santa Clara County
APN
15831009
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 21, 2026.
R1
Residential Single Family Zoning District
The R1 zoning district is intended for detached, single-family dwellings, dual urban opportunity developments and similar and related uses compatible with a quiet, family living environment. The R1 zoning district is consistent with the low-density residential land use designation of the general plan. The designation of an area in the R1 zoning district may include establishing a minimum lot area for new subdivisions, expressed as a suffix to the R1 zoning map symbol (e.g., R1-8, R1-10, etc.).
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Senior
Housing-Other
Infrastructure
Agriculture-Cropland
Housing-Mobile home park
Property details
Parking
Parking Information
Garage (Minimum): 1
Garage (Maximum): 1
Parking Description: Attached Garage
Electric Vehicle Hookup Type: Electric Vehicle Hookup Level 2 (240 volts)
Garage Spaces: 1
Parking Spaces: 2
Interior
Bedroom Information
# of Bedrooms (Minimum): 3
# of Bedrooms (Maximum): 3
Bedrooms: Primary Suite/Retreat, Walk-In Closet
Bathroom Information
# of Baths (Full): 2
Bathroom Description: Shower and Tub, Shower Over Tub
Room Information
Media/Home Theatre
Family Room Description: Other (See Remarks)
Dining Room Description: Dining Area
Kitchen Description: Built-In BBQ Grill, Cooktop (Gas), Countertop (Solid Surface/ Corian), Dishwasher, Exhaust Fan, Freezer, Garbage Disposal, Hood Over Range, Ice Maker, Island, Microwave, Oven Range (Built-In, Gas), Refrigerator(s), Wine Refrigerator, Other (See Remarks)
Interior Features
Laundry: In Garage, Washer/Dryer
Fireplace Information
Has Fireplace
Fireplace Description: In Living Room
Fireplaces (Minimum): 1
Heating & Cooling Information
Cooling: Central Forced Air
Heating: Central Forced Air, Heat Pump
Exterior
Exterior Features
View: Garden/Greenbelt
Fencing: Complete Perimeter, Wood
Roof: Composition
Yard/Grounds: Backyard, Balcony/Patio, Barbecue Area, Courtyard, Drought Tolerant Plants, Fenced, Fire Pit, Low Maintenance, Outdoor Kitchen, Sprinkler(s) (Auto), Storage Shed/Structure, Other (See Remarks)
Security Features: Fire Alarm, Security Lights, Video/Audio System
Property Information
2nd Residence Sq. Ft.: 404
Property Condition: Built/ Remodeled Green
Property Primary ID: 729131
Land Information
Soil: Clay, Loam
Lot Information
Lot Acres: 0.1313
Lot Description: Grade (Level)
Lot Size Area Minimum Units: Sq. Ft.
Lot Size Area Maximum Units: Sq. Ft.
Lot Size Source: Other (See Remarks)
Zoning: R1
Financial
Tax/Assessment Information
City Transfer Tax: Yes
Utilities
Utility Information
Energy Features: Ceiling Insulation, Double Pane Windows, Energy Star Appliances, Energy Star HVAC, Energy Star Lighting, Green/Resource Efficient Features, Insulation (Floor), Low Flow Shower, Low Flow Toilet, Skylight(s), Smart Home System, Solar Heating, Solar Power, Solar Power Battery Backup, Thermostat Controller, Walls Insulated
Sewer Septic: Sewer (Public)
Utilities: Propane On Site, Solar Panels - Owned
Water Information
Water: Individual Water Meter, Public
Location
2nd Unit Information
Unit Description: Garage/Office
Multi-Unit Information
# of Stories: 1
School Information
Elementary School District: Mountain View Whisman
High School District: Mountain View-Los Altos Union High
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,488
Stories: 1.0
Lot Size: 5,614 square feet
Style: Single Family Residential
Year Built: 1955
Year Renovated: 1955
County: Santa Clara County
APN: 15831009
Home facts updated by county records on Aug 21, 2026
Around this home
Schools
Edith Landels Elementary School
Public K-5 • Assigned • 0.1mi
8/10
Isaac Newton Graham Middle School
Public 6-8 • Assigned • 0.8mi
8/10
Mountain View High School
Public 9-12 • Assigned • 1.9mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
4/10 Heat Factor
7 days above 92° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Mountain View, CA • 94041
Average low and high temperatures (°F)
62
41
64
45
71
48
69
49
74
52
77
55
77
58
80
59
80
61
73
53
65
47
61
45
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.1 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.77M – $3.35M
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