21 Columbia Ct
Walnut Creek, CA 94598
5 bd 4 ba 2,729 sqft Built 1966 Lot 12,600 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $829,198 | $1,186,056 | $2,015,254 | $23,123 |
| 2024 | $829,198 | $1,186,056 | $2,015,254 | $22,598 |
| 2023 | $421,052 | $984,280 | $1,405,332 | $16,298 |
| 2022 | $412,797 | $964,981 | $1,377,778 | $16,156 |
| 2021 | $404,703 | $946,060 | $1,350,763 | $15,804 |
| 2020 | $400,554 | $936,360 | $1,336,914 | $15,681 |
| 2019 | $392,700 | $918,000 | $1,310,700 | $15,500 |
| 2018 | $369,691 | $739,385 | $1,109,076 | $13,061 |
| 2017 | $362,443 | $724,888 | $1,087,331 | $12,656 |
| 2016 | $355,337 | $710,675 | $1,066,012 | $12,369 |
| 2015 | $350,000 | $700,000 | $1,050,000 | $12,298 |
| 2014 | $130,539 | $38,454 | $168,993 | $2,382 |
| 2013 | $129,950 | $38,281 | $168,231 | $2,306 |
| 2012 | $127,402 | $37,531 | $164,933 | $2,240 |
| 2011 | $124,904 | $36,796 | $161,700 | $2,146 |
| 2010 | $78,315 | $36,521 | $114,836 | $1,604 |
| 2009 | $78,502 | $36,608 | $115,110 | $1,622 |
| 2008 | $76,963 | $35,891 | $112,854 | $1,590 |
| 2007 | $75,454 | $35,188 | $110,642 | $1,553 |
Property facts
Year built
1966
Property type
single_family
Stories
2
Beds
5
Baths
4
Living area
2,729 sqft
Lot size
12,600 sqft
ZIP code
94598
City
Walnut Creek
Street
Columbia Ct
Coordinates
37.91544, -122.01585
Comparable properties nearby
Frequently asked questions
When did 21 Columbia Ct last sell?
No public-record sale is on file for 21 Columbia Ct.
What is the current tax assessment for 21 Columbia Ct?
The most recent total assessment for 21 Columbia Ct (year 2025) is $2,015,254 with $23,123 in property tax.
When was 21 Columbia Ct built?
21 Columbia Ct was built in 1966.
How does 21 Columbia Ct compare to others on Columbia Ct?
We track 1 other property on Columbia Ct. Browse the list under "Other properties on Columbia Ct" to compare beds, baths, and sale history.
What are the property facts for 21 Columbia Ct?
21 Columbia Ct is a 5 bed, 4 bath, 2,729 sqft, 12,600 sqft lot single_family.
Is 21 Columbia Ct a flip candidate?
No — 21 Columbia Ct does not appear in our flips dataset.
Is 21 Columbia Ct a tax-appeal candidate?
No — 21 Columbia Ct is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-2.0%
Implied 1-yr
-7.9%
2026 Q3
$1.21M
2026 Q4
$1.18M
ZIP 94598 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Columbia Ct