3444 Keystone Loop
Discovery Bay, CA 94505
5 bd 4 ba 3,517 sqft Built 2003 Lot 6,800 sqft single_family
Most recent sale
$655,000
Aug 7, 2020
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Sep 24, 2022 | Price changed | $799,000 | MLS #422684438 |
| Sep 16, 2022 | Price changed | $800,000 | MLS #422684438 |
| Sep 8, 2022 | Price changed | $828,000 | MLS #422684438 |
| Aug 27, 2022 | Price changed | $838,000 | MLS #422684438 |
| Aug 8, 2022 | Price changed | $885,000 | MLS #422684438 |
| Aug 4, 2022 | Listed | $899,000 | MLS #422684438 |
| Aug 7, 2020 | Sold | $655,000 | MLS #40906366 |
| Dec 12, 2012 | Sold | $385,000 | MLS #40594293 |
| Oct 26, 2012 | Listed | $385,000 | MLS #40594293 |
| Oct 12, 2012 | Sold | $285,500 | MLS #12033209 |
| May 30, 2012 | Listed | $275,000 | MLS #12033209 |
| Nov 1, 2006 | Sold | $730,000 | Public Record |
| Dec 11, 2003 | Sold | $523,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $650,250 | $130,050 | $780,300 | $10,738 |
| 2024 | $650,250 | $130,050 | $780,300 | $10,248 |
| 2023 | $577,422 | $104,040 | $681,462 | $9,346 |
| 2022 | $566,100 | $102,000 | $668,100 | $9,193 |
| 2021 | $555,000 | $100,000 | $655,000 | $8,977 |
| 2020 | $403,099 | $30,397 | $433,496 | $6,511 |
| 2019 | $395,196 | $29,801 | $424,997 | $6,427 |
| 2018 | $387,448 | $29,217 | $416,665 | $6,175 |
| 2017 | $379,851 | $28,645 | $408,496 | $6,040 |
| 2016 | $372,403 | $28,084 | $400,487 | $5,704 |
| 2015 | $366,810 | $27,663 | $394,473 | $5,545 |
| 2014 | $359,625 | $27,122 | $386,747 | $5,440 |
| 2013 | $358,000 | $27,000 | $385,000 | $5,393 |
| 2012 | $252,021 | $82,479 | $334,500 | $4,910 |
| 2011 | $237,329 | $77,671 | $315,000 | $4,682 |
| 2010 | $237,329 | $77,671 | $315,000 | $4,585 |
| 2009 | $237,329 | $77,671 | $315,000 | $4,518 |
| 2008 | $324,349 | $106,151 | $430,500 | $5,894 |
| 2007 | $493,493 | $161,507 | $655,000 | $8,209 |
Property facts
Year built
2003
Property type
single_family
Stories
2
Beds
5
Baths
4
Living area
3,517 sqft
Lot size
6,800 sqft
ZIP code
94505
City
Discovery Bay
Street
Keystone Loop
Coordinates
37.91410, -121.61512
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 3444 Keystone Loop last sell?
3444 Keystone Loop most recently sold on Aug 7, 2020 for $655,000.
What is the current tax assessment for 3444 Keystone Loop?
The most recent total assessment for 3444 Keystone Loop (year 2025) is $780,300 with $10,738 in property tax.
How does 3444 Keystone Loop's assessment compare to its last sale price?
The current assessment is 19.1% above the last sale price of $655,000.
When was 3444 Keystone Loop built?
3444 Keystone Loop was built in 2003.
How does 3444 Keystone Loop compare to others on Keystone Loop?
We track 8 other properties on Keystone Loop. Browse the list under "Other properties on Keystone Loop" to compare beds, baths, and sale history.
What are the property facts for 3444 Keystone Loop?
3444 Keystone Loop is a 5 bed, 4 bath, 3,517 sqft, 6,800 sqft lot single_family.
Is 3444 Keystone Loop a flip candidate?
No — 3444 Keystone Loop does not appear in our flips dataset.
Is 3444 Keystone Loop a tax-appeal candidate?
No — 3444 Keystone Loop is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.2%
Implied 1-yr
+0.6%
2026 Q3
$971.8K
2026 Q4
$973.3K
ZIP 94505 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Keystone Loop