21 Gibson Ln
Clayton, CA 94517
4 bd 2 ba 1,543 sqft Built 1962 Lot 19,166 sqft single_family
Most recent sale
$800,000
Apr 4, 2024
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jan 13, 2025 | Sold | $283,500 | Public Record |
| Apr 4, 2024 | Sold | $800,000 | ContraCosta |
| Feb 29, 2024 | Listed | $750,000 | ContraCosta |
| Sep 29, 1975 | Sold | $51,500 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $244,800 | $571,200 | $816,000 | $9,462 |
| 2024 | $244,800 | $571,200 | $816,000 | $1,789 |
| 2023 | $74,124 | $45,023 | $119,147 | $1,616 |
| 2022 | $72,671 | $44,141 | $116,812 | $1,594 |
| 2021 | $71,247 | $43,276 | $114,523 | $1,558 |
| 2020 | $70,517 | $42,833 | $113,350 | $1,544 |
| 2019 | $69,135 | $41,994 | $111,129 | $1,525 |
| 2018 | $67,780 | $41,171 | $108,951 | $1,473 |
| 2017 | $66,451 | $40,364 | $106,815 | $1,430 |
| 2016 | $65,149 | $39,573 | $104,722 | $1,386 |
| 2015 | $64,171 | $38,979 | $103,150 | $1,374 |
| 2014 | $62,914 | $38,216 | $101,130 | $1,356 |
| 2013 | $62,630 | $38,044 | $100,674 | $1,392 |
| 2012 | $61,402 | $37,299 | $98,701 | $1,367 |
| 2011 | $60,199 | $36,568 | $96,767 | $1,324 |
| 2010 | $59,750 | $36,295 | $96,045 | $1,308 |
| 2009 | $59,892 | $36,382 | $96,274 | $1,301 |
| 2008 | $58,718 | $35,669 | $94,387 | $1,272 |
| 2007 | $57,567 | $34,970 | $92,537 | $1,244 |
Property facts
Year built
1962
Property type
single_family
Stories
1
Beds
4
Baths
2
Living area
1,543 sqft
Lot size
19,166 sqft
ZIP code
94517
City
Clayton
Street
Gibson Ln
Coordinates
37.94203, -121.94819
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$4,938
Gross rental yield
7.41%
Implied cap rate
4.81%
Trend-extrapolated value
—
Frequently asked questions
When did 21 Gibson Ln last sell?
21 Gibson Ln most recently sold on Apr 4, 2024 for $800,000.
What is the current tax assessment for 21 Gibson Ln?
The most recent total assessment for 21 Gibson Ln (year 2025) is $816,000 with $9,462 in property tax.
How does 21 Gibson Ln's assessment compare to its last sale price?
The current assessment is 2.0% above the last sale price of $800,000.
When was 21 Gibson Ln built?
21 Gibson Ln was built in 1962.
How does 21 Gibson Ln compare to others on Gibson Ln?
We do not currently track other properties on Gibson Ln.
What are the property facts for 21 Gibson Ln?
21 Gibson Ln is a 4 bed, 2 bath, 1,543 sqft, 19,166 sqft lot single_family.
Is 21 Gibson Ln a flip candidate?
No — 21 Gibson Ln does not appear in our flips dataset.
Is 21 Gibson Ln a tax-appeal candidate?
Yes — 21 Gibson Ln appears in our tax-appeal candidates list, meaning its current assessment exceeds its recent sale price by 15% or more.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-0.5%
Implied 1-yr
-2.1%
2026 Q3
$877.8K
2026 Q4
$873K
ZIP 94517 — Median Price History + Forecast
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Geography