18 San Sebastian
Newport Beach, CA 92660
3 bd 4 ba 4,247 sqft Built 1980 Lot 15,599 sqft single_family
Most recent sale
$4,425,000
May 2, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| May 2, 2022 | Sold | $4,425,000 | MLS #NP22058426 |
| Mar 24, 2022 | Listed | $4,495,000 | MLS #NP22058426 |
| Jun 7, 2007 | Sold | $2,850,000 | Public Record |
| Dec 10, 1999 | Sold | $1,500,000 | Public Record |
| Feb 14, 1997 | Sold | $1,250,000 | Public Record |
| Oct 16, 1989 | Sold | $1,650,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $811,600 | $3,884,245 | $4,695,845 | $48,506 |
| 2024 | $811,600 | $3,884,245 | $4,695,845 | $47,528 |
| 2023 | $780,086 | $3,733,414 | $4,513,500 | $46,408 |
| 2022 | $443,113 | $899,803 | $1,342,916 | $14,005 |
| 2021 | $434,425 | $882,160 | $1,316,585 | $13,734 |
| 2020 | $429,971 | $873,115 | $1,303,086 | $13,594 |
| 2019 | $421,541 | $855,995 | $1,277,536 | $13,324 |
| 2018 | $413,276 | $839,211 | $1,252,487 | $13,064 |
| 2017 | $405,173 | $822,756 | $1,227,929 | $12,822 |
| 2016 | $397,229 | $806,623 | $1,203,852 | $12,536 |
| 2015 | $391,263 | $794,507 | $1,185,770 | $12,421 |
| 2014 | $383,599 | $778,944 | $1,162,543 | $12,135 |
| 2013 | $381,866 | $775,423 | $1,157,289 | $12,084 |
| 2012 | $374,379 | $760,219 | $1,134,598 | $11,841 |
| 2011 | $367,039 | $745,312 | $1,112,351 | $11,580 |
| 2010 | $357,153 | $725,238 | $1,082,391 | $11,254 |
| 2009 | $358,002 | $726,961 | $1,084,963 | $11,252 |
| 2008 | $358,002 | $726,961 | $1,084,963 | $11,219 |
| 2007 | $507,645 | $1,127,096 | $1,634,741 | $16,820 |
Property facts
Year built
1980
Property type
single_family
Stories
1
Beds
3
Baths
4
Living area
4,247 sqft
Lot size
15,599 sqft
ZIP code
92660
City
Newport Beach
Street
San Sebastian
Coordinates
33.61435, -117.84576
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsInvestment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$13,590
Gross rental yield
3.69%
Implied cap rate
2.40%
Trend-extrapolated value
—
Frequently asked questions
When did 18 San Sebastian last sell?
18 San Sebastian most recently sold on May 2, 2022 for $4,425,000.
What is the current tax assessment for 18 San Sebastian?
The most recent total assessment for 18 San Sebastian (year 2025) is $4,695,845 with $48,506 in property tax.
How does 18 San Sebastian's assessment compare to its last sale price?
The current assessment is 6.1% above the last sale price of $4,425,000.
When was 18 San Sebastian built?
18 San Sebastian was built in 1980.
How does 18 San Sebastian compare to others on San Sebastian?
We track 5 other properties on San Sebastian. Browse the list under "Other properties on San Sebastian" to compare beds, baths, and sale history.
What are the property facts for 18 San Sebastian?
18 San Sebastian is a 3 bed, 4 bath, 4,247 sqft, 15,599 sqft lot single_family.
Is 18 San Sebastian a flip candidate?
No — 18 San Sebastian does not appear in our flips dataset.
Is 18 San Sebastian a tax-appeal candidate?
No — 18 San Sebastian is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+4.8%
Implied 1-yr
+19.3%
2026 Q3
$5.43M
2026 Q4
$5.63M
ZIP 92660 — Median Price History + Forecast
Explore nearby
Geography
Other properties on San Sebastian