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8138 Westport Cir

Discovery Bay, CA 94505

4 bd 4 ba 3,085 sqft Built 2006 Lot 6,052 sqft single_family
Most recent sale
$799,000
May 31, 2022

Location

Timeline: Sale, Listing & Tax History

Recorded events

DateEventPriceSource
May 31, 2022 Sold $799,000 MLS #40987426
Apr 7, 2022 Listed $799,000 MLS #40987426
Nov 30, 2018 Sold $578,000 MLS #301192233
Nov 8, 2018 Relisted $578,000 MLS #40832319
Nov 7, 2018 Listing removed $3,750 ContraCosta
Nov 4, 2018 Listing removed $578,000 ContraCosta
Nov 3, 2018 Listing removed $578,000 ContraCosta
Nov 1, 2018 Listed for rent $3,750 ContraCosta
Oct 31, 2018 Price changed $578,000 MLS #40832319
Oct 19, 2018 Price changed $589,000 MLS #40832319
Oct 6, 2018 Price changed $598,000 MLS #40832319
Aug 22, 2018 Price changed $599,000 MLS #40832319
Jul 30, 2018 Listed $629,000 MLS #40832319
May 17, 2016 Sold $532,000 MLS #40728691
Feb 18, 2016 Listed $539,950 MLS #40728691
Oct 31, 2006 Sold $612,000 Public Record

Tax assessment history

YearBuildingLandTotal assessedTax paid
2025 $566,763 $189,237 $756,000 $10,160
2024 $566,763 $189,237 $756,000 $9,957
2023 $562,000 $188,000 $750,000 $9,894
2022 $484,592 $122,987 $607,579 $8,352
2021 $475,091 $120,576 $595,667 $8,183
2020 $470,220 $119,340 $589,560 $8,127
2019 $461,000 $117,000 $578,000 $8,031
2018 $407,836 $145,656 $553,492 $7,505
2017 $399,840 $142,800 $542,640 $7,352
2016 $334,498 $139,502 $474,000 $6,350
2015 $329,205 $137,295 $466,500 $6,183
2014 $279,101 $116,399 $395,500 $5,436
2013 $196,888 $82,112 $279,000 $4,141
2012 $213,824 $89,176 $303,000 $4,362
2011 $189,125 $78,875 $268,000 $3,992
2010 $189,125 $78,875 $268,000 $3,895
2009 $198,299 $82,701 $281,000 $3,969
2008 $253,343 $105,657 $359,000 $4,226
2007 $393,775 $164,225 $558,000 $7,018

Property facts

Year built
2006
Property type
single_family
Stories
2
Beds
4
Baths
4
Living area
3,085 sqft
Lot size
6,052 sqft
ZIP code
94505
City
Discovery Bay
Street
Westport Cir
Coordinates
37.93231, -121.62064

Comparable properties nearby

Block-level micro-comps

Same street, ±3 house numbers, sold in the last 24 months

Investment analysis

Estimates based on local averages — not personalized advice
Estimated monthly rent
$4,794
Gross rental yield
7.20%
Implied cap rate
4.68%
Trend-extrapolated value

Frequently asked questions

When did 8138 Westport Cir last sell?
8138 Westport Cir most recently sold on May 31, 2022 for $799,000.
What is the current tax assessment for 8138 Westport Cir?
The most recent total assessment for 8138 Westport Cir (year 2025) is $756,000 with $10,160 in property tax.
How does 8138 Westport Cir's assessment compare to its last sale price?
The current assessment is 5.4% below the last sale price of $799,000.
When was 8138 Westport Cir built?
8138 Westport Cir was built in 2006.
How does 8138 Westport Cir compare to others on Westport Cir?
We track 8 other properties on Westport Cir. Browse the list under "Other properties on Westport Cir" to compare beds, baths, and sale history.
What are the property facts for 8138 Westport Cir?
8138 Westport Cir is a 4 bed, 4 bath, 3,085 sqft, 6,052 sqft lot single_family.
Is 8138 Westport Cir a flip candidate?
No — 8138 Westport Cir does not appear in our flips dataset.
Is 8138 Westport Cir a tax-appeal candidate?
No — 8138 Westport Cir is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
+0.2%
Implied 1-yr
+0.6%
2026 Q3
$971.8K
2026 Q4
$973.3K
ZIP 94505 — Median Price History + Forecast

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