Kirby Ct, Walnut Creek, CA Property Records

Contra Costa County property records for 7 addresses on Kirby Ct, Walnut Creek, CA · Last verified October 2026

Kirby Ct Highlights

Properties 7
Median Sale Price $1,035,000
Deeds and Mortgages on File 9
Median Price per Sqft $402
Owner Occupied 100%
Median Annual Tax Bill $6,632
Median Year Built 1972
Median Ownership Tenure 21 years

Properties on Kirby Ct

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

405 Kirby Ct

3 bd · 3 ba · 3,043 sqft · built 1977 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$173,500Oct 1980 $6,6322025 Owner on Record Owner Occupied AssessorUpdated Jul 2026

411 Kirby Ct

3 bd · 2 ba · 1,727 sqft · built 1972 · 0.298 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,4562025 —Aug 2002 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

412 Kirby Ct

4 bd · 2.5 ba · 2,332 sqft · built 1972 · 0.268 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,025,000Jun 2005 $15,4222025 —Jun 2005 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2026

417 Kirby Ct

5 bd · 3 ba · 3,138 sqft · built 1972 · 0.247 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,230,000Sep 2005 $19,3562025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

418 Kirby Ct

5 bd · 3 ba · 2,569 sqft · built 1972 · 0.202 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,035,000Apr 2015 $14,6152025 Amount on Record Jun 2003 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

423 Kirby Ct

4 bd · 2 ba · 2,332 sqft · built 1974 · 0.253 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2024 $2,6142025 —Jul 2011 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

424 Kirby Ct

5 bd · 3 ba · 3,138 sqft · built 1974 · 0.243 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,0662025 Owner on Record Owner Occupied AssessorUpdated Jul 2026

Property Records in Nearby Streets