Light, bright, airy, completely remodeled 4 bedroom, 2.5 bath home close to everything! Great floorplan with living/dining room combo, family room with nook and kitchen, and upstairs loft space. New kitchen, stainless steel appliances, new bathrooms, new doors, new flooring, freshly painted, everything is done and ready for you to move in! Easy commute location, walk to park, shopping, and Iron Horse Trail! Great San Ramon schools. Low maintenance patio and cozy yard. Nothing left to do but turn the key and welcome home!
Single-familyProperty Type
1996Year Built
3,230 sq ftLot Size
$713Est. Price/Sq.Ft.
2 car garageParking
Listed by David Tang•DRE #01193373• Reliance Realty Group
Listed by Monica Fosbery•DRE #01162917• Reliance Real Estate Group
bridgeMLS, Bay East AOR, or Contra Costa AOR #40893741
Mar 9, 2020
Sold
$1,070,000
$507/sq ft
Feb 4, 2020
Pending
—
Jan 29, 2020
Listed
$1,035,000
$491/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11209450
Nov 12, 2003
Sold
$585,000
$277/sq ft
Oct 25, 2003
Listing Removed
—
Oct 14, 2003
Listed
$589,000
$279/sq ft
NICELY MAINTAINED FAMILY HOME. LARGE LOFT/ BONUS ROOM. STORAGE SHELVING IN GARAGE, HOT TUB & PATIO SET STAY. WALK TO PARK. EZ FREE
Year
Property tax
Land + Additions
Assessment*
2025
$13,617 (+2.0%)
$780,861 + $412,739
$1,193,600
2024
$13,350 (+1.6%)
$765,550 + $404,647
$1,170,197
2023
$13,134 (+1.0%)
$750,540 + $396,713
$1,147,253
2022
$13,009 (+2.0%)
$735,824 + $388,935
$1,124,759
2021
$12,751 (+39.0%)
$721,397 + $381,309
$1,102,706
2020
$9,171 (+1.4%)
$707,252 + $373,833
$1,081,085
2019
$9,048 (+3.7%)
$332,806 + $427,709
$760,515
2018
$8,725 (+3.7%)
$326,281 + $419,323
$745,604
2017
$8,413 (+1.1%)
$313,612 + $403,041
$716,653
2016
$8,320 (+1.0%)
$313,612 + $403,041
$716,653
2015
$8,240 (+1.2%)
$307,463 + $395,139
$702,602
2014
$8,145 (+3.3%)
$296,913 + $381,581
$678,494
2013
$7,885 (+8.3%)
$296,913 + $381,581
$678,494
2012
$7,280 (−2.9%)
$288,383 + $370,617
$659,000
2011
$7,500 (+0.7%)
$266,940 + $343,060
$610,000
2010
$7,450 (+0.4%)
$275,474 + $354,026
$629,500
2009
$7,422 (+1.1%)
$275,474 + $354,026
$629,500
2008
$7,340
$275,474 + $354,026
$629,500
Tax history for 505 Treyburn Cir
Year
Property tax
Land + Additions
Assessment*
2025
$13,617 (+2.0%)
$780,861 + $412,739
$1,193,600
2024
$13,350 (+1.6%)
$765,550 + $404,647
$1,170,197
2023
$13,134 (+1.0%)
$750,540 + $396,713
$1,147,253
2022
$13,009 (+2.0%)
$735,824 + $388,935
$1,124,759
2021
$12,751 (+39.0%)
$721,397 + $381,309
$1,102,706
2020
$9,171 (+1.4%)
$707,252 + $373,833
$1,081,085
2019
$9,048 (+3.7%)
$332,806 + $427,709
$760,515
2018
$8,725 (+3.7%)
$326,281 + $419,323
$745,604
2017
$8,413 (+1.1%)
$313,612 + $403,041
$716,653
2016
$8,320 (+1.0%)
$313,612 + $403,041
$716,653
2015
$8,240 (+1.2%)
$307,463 + $395,139
$702,602
2014
$8,145 (+3.3%)
$296,913 + $381,581
$678,494
2013
$7,885 (+8.3%)
$296,913 + $381,581
$678,494
2012
$7,280 (−2.9%)
$288,383 + $370,617
$659,000
2011
$7,500 (+0.7%)
$266,940 + $343,060
$610,000
2010
$7,450 (+0.4%)
$275,474 + $354,026
$629,500
2009
$7,422 (+1.1%)
$275,474 + $354,026
$629,500
2008
$7,340
$275,474 + $354,026
$629,500
*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
Permits
Beds
5
Baths
3
Stories
2
Lot width
—
Lot depth
—
Lot size
3,230 Sq. Ft.
Year renovated
2002
Sq. Ft.
2,109
Year built
1996
Style
Single Family Residential
County
Contra Costa County
APN
2108100633
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2026.
RM
Medium Density Residential Zone
The RM zone is applied to areas of the City appropriate for multiple residential uses, including duplexes, townhouses, or cluster housing with landscaped open space for residents' use at a density of 6 to 14 units per net acre. Single-family dwellings are also permitted. Minimum lot size for new parcels is 3,500 sq ft or larger. The RM zone is consistent with and implements the Multiple Family High Density land use classification of the General Plan.
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Multiple units
Housing-Senior
Housing-Student
Housing-Other
Aug 14, 2025 • Final
Alteration, remodel, repair - building residential
Remodel
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
Has Attached Garage
Garage Spaces: 2
Covered Spaces: 2
Parking Features: Attached, Garage Door Opener
Interior
Bathroom Information
# of Bathrooms Total: 3
# of Bathrooms Full: 2
# of Bathrooms Partial: 1
Other Bathrooms Included Features: Tile, Updated Baths
Primary Bathroom Included Features: Tile, Tub, Updated Baths
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Country Club Elementary School
Public K-5 • Assigned • 0.6mi
9/10
Pine Valley Middle School
Public 6-8 • Assigned • 1.0mi
10/10
California High School
Public 9-12 • Assigned • 1.7mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
During the last 30 days, San Ramon's market has remained balanced. Buyers enjoy more choices and negotiating opportunities, while seller continuing seeing strong demand for turnkey homes with modern upgrades, functional layout and desirable...
San Ramon is best known for its seamless mix of outdoor recreation and modern conveniences. City Center Bishop Ranch is a major hub for dining, boutique shopping, and weekend events, while the Iron Horse Trail runs right through town, making it super...
San Ramon properties move fast, going pending in just 14 days. With fierce competition at the $1.6M median price, multiple offers and waived contingencies are the norm. Buyers must act decisively and submit their strongest offer immediately to win.
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2020. This data may not match public records. Learn more.