Off Market2224d on market
3438 Keystone Loop
Discovery Bay, CA, 94505 • 94505 • Contra Costa County
$846,500
$207/sqft
6Beds
4Baths
4,088Sqft
0.16 acLot
2003Built
Property DNA
Waterfront Property
Direct water access
Water Views
Water
Contemporary Style
Built 2003 · 23 years of history
Outdoor Living
Patio
Hardwood Floors
Quality flooring throughout
$187/mo HOA
Gated · Clubhouse
Market activity
Demand and pricing signals for this listing
9 views
People checking out this listing
2224 days on market
Established listing
$207/sqft
Price per square foot
About this home
Single Family · Built 2003
Beautiful, well-built Hoffman house in Lakeshore, gated community.nearly 4300 sq. ft home. Owner's yearly average is under$200/mo. for gas & electric. There are 6 BRs and 4 full baths + 2 rooms on 1 st floor that could be used as BRs, man-cave, playroom, etc. 2 MASTER suites 1 down stairs. A huge 2 d floor loft is great as office or teen area. This house has many creative options. Rear bay of Tandem garage was upgraded at build to a finished room. Side-yard concrete slab + widened driveway for additional parking or shed. Upgraded cabinetry throughout. 2 gas fireplaces. "Spa-like" master bath with Jacuzzi tub. Floorplan can easily accommodate your special interests. Living or formal dining could become a wine-tasting room, music room. Now you'll have the space to showcase your interests and life style.
Estimated monthly payment
Based on current rates
$5,433/month
Principal & Interest$4,117
Property Tax$847
Insurance$282
HOA$187
Down payment20% ($169,300)
3%50%
Est. 6.13% rate · 30yr fixed · $677,200 loan
Full calculator →At a glance
Key facts and listing details
TypeSingleFamily
Year Built2003
HeatingOther, Gas
CoolingCentral
Parking3 Parking spaces
HOA$187 monthly
Lot7,100 sqft
Property
Home typeSingle Family
StyleContemporary
ConditionExisting
Year built2003
Systems
HeatingOther, Gas
CoolingCentral
RoofTile
Water / SewerPublic / Public Sewer
Parking & Outdoor
ParkingGarage - Attached
Lot7,100 sqft
Location & Tax
Neighborhood94505
Annual tax$9,845
Parcel0114210396
Bathrooms & Fees
Full baths4
HOA$187/mo
Features & details
14 categories of property features
Interior Features
Interior
Kitchen Island
Pantry
Central Vacuum
Stone Counters
Breakfast Nook
Eat-in Kitchen
Updated Kitchen
Bonus/Plus Room
Appliances
Dishwasher
Garbage disposal
Range / Oven
Refrigerator
Flooring
Hardwood
Heating
Other
Gas
Cooling
Central
Laundry
Laundry Room
Fireplace
Family Room
Windows
Window Coverings
Exterior Features
Exterior
Stucco
Parking
Garage - Attached
Patio & Porch
Patio
Lot Features
Cul-de-Sac
Sprinklers In Front
Views
Water
Pool Features
In Ground
Room details
2 rooms detailed
Breakfast Nook
Laundry Room
Listing insights
Market data and value estimates
StatusOff Market
Days on market2224
Est. value$846,500
Est. rent$4,752/mo
Tax rate1.15%
Price/sqft$207
Last sold$639,000
Tour days6
Views9
How are the schools in Discovery Bay?
3 schools rated nearby
Location
Discovery Bay, CA, 94505
Price history
15 events
DateEventPrice$/sqftSource
Oct 10, 2025Listing Removed$869,000$213bridgeMLS/CCAR/Bay East AOR
Sep 8, 2025Price Change$869,000$213bridgeMLS/CCAR/Bay East AOR
Aug 7, 2025Price Change$884,900$216bridgeMLS/CCAR/Bay East AOR
Jun 11, 2025Price Change$899,900$220bridgeMLS/CCAR/Bay East AOR
Apr 15, 2025Listed For Sale$915,000$224bridgeMLS/CCAR/Bay East AOR
Mar 22, 2023Listing Removed——bridgeMLS/CCAR/Bay East AOR
Feb 22, 2023Listed For Sale$849,900$208bridgeMLS/CCAR/Bay East AOR
Mar 5, 2020Sold$639,000$156bridgeMLS/CCAR/Bay East AOR
Jan 27, 2020Pending Sale$638,888$156MARPLES & ASSOCIATES
Jan 19, 2020Listed For Sale$638,888$156MARPLES & ASSOCIATES
Oct 30, 2019Listing Removed$629,999$154BHHS Drysdale Properties
Sep 27, 2019Price Change$629,999$154BHHS Drysdale Properties
Sep 22, 2019Price Change$635,000$155BHHS Drysdale Properties
Sep 14, 2019Listed For Sale$644,900$158BHHS Drysdale Properties
Nov 25, 2003Sold$597,000$146Public Record
Listing Removed$869,000
Oct 10, 2025•$213/sqft•bridgeMLS/CCAR/Bay East AOR
Price Change$869,000
Sep 8, 2025•$213/sqft•bridgeMLS/CCAR/Bay East AOR
Price Change$884,900
Aug 7, 2025•$216/sqft•bridgeMLS/CCAR/Bay East AOR
Price Change$899,900
Jun 11, 2025•$220/sqft•bridgeMLS/CCAR/Bay East AOR
Listed For Sale$915,000
Apr 15, 2025•$224/sqft•bridgeMLS/CCAR/Bay East AOR
Listing Removed—
Mar 22, 2023•bridgeMLS/CCAR/Bay East AOR
Listed For Sale$849,900
Feb 22, 2023•$208/sqft•bridgeMLS/CCAR/Bay East AOR
Sold$639,000
Mar 5, 2020•$156/sqft•bridgeMLS/CCAR/Bay East AOR
Pending Sale$638,888
Jan 27, 2020•$156/sqft•MARPLES & ASSOCIATES
Listed For Sale$638,888
Jan 19, 2020•$156/sqft•MARPLES & ASSOCIATES
Listing Removed$629,999
Oct 30, 2019•$154/sqft•BHHS Drysdale Properties
Price Change$629,999
Sep 27, 2019•$154/sqft•BHHS Drysdale Properties
Price Change$635,000
Sep 22, 2019•$155/sqft•BHHS Drysdale Properties
Listed For Sale$644,900
Sep 14, 2019•$158/sqft•BHHS Drysdale Properties
Sold$597,000
Nov 25, 2003•$146/sqft•Public Record
Tax history
23 years of records
YearTax paidAssessed value
Apr 8, 2025$9,845$698,834
Apr 8, 2024$9,384$685,132
Apr 8, 2023$9,240$671,699
Apr 8, 2022$9,090$658,530
Apr 8, 2021$8,876$645,619
Apr 8, 2020$9,103$663,000
Apr 8, 2019$9,141$663,000
Apr 8, 2018$8,542$627,000
Apr 8, 2017$8,328$610,500
Apr 8, 2016$7,336$545,500
Apr 8, 2015$7,207$496,500
Apr 8, 2014$7,207$542,000
Apr 8, 2013—$410,000
Apr 8, 2012—$344,000
Apr 8, 2011—$344,000
Apr 8, 2010—$365,000
Apr 8, 2009—$385,000
Apr 8, 2008—$532,500
Apr 8, 2007—$664,034
Apr 8, 2006—$621,014
Apr 8, 2005—$608,838
Apr 8, 2004—$596,900
Apr 8, 2003—$105,000
Nearby homes
Neighborhood details
Local context around this listing
Discovery Bay, CA • Contra Costa County
Nearby cities
AntiochBrentwoodConcordDanvilleMartinezPittsburgRichmondSan Pablo
Nearby zip codes
9450595219
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