18550 Half Moon St
Sonoma, CA 95476
6 bd 7 ba 6,304 sqft Built 2003 Lot 131,116 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 | $3,463,782 | $1,731,890 | $5,195,672 | $59,069 |
| 2024 | $3,463,782 | $1,731,890 | $5,195,672 | $58,012 |
| 2023 | $3,329,280 | $1,664,640 | $4,993,920 | $56,916 |
| 2022 | $3,264,000 | $1,632,000 | $4,896,000 | $56,166 |
| 2021 | $3,200,000 | $1,600,000 | $4,800,000 | $55,169 |
| 2020 | $1,228,391 | $605,636 | $1,834,027 | $21,567 |
| 2019 | $1,204,305 | $593,761 | $1,798,066 | $21,112 |
| 2018 | $1,180,692 | $582,119 | $1,762,811 | $20,642 |
| 2017 | $1,157,542 | $570,705 | $1,728,247 | $20,313 |
| 2016 | $1,134,846 | $559,515 | $1,694,361 | $19,262 |
| 2015 | $1,117,800 | $551,111 | $1,668,911 | $18,656 |
| 2014 | $1,095,904 | $540,316 | $1,636,220 | $18,381 |
| 2013 | $1,090,952 | $537,875 | $1,628,827 | $18,208 |
| 2012 | $1,069,561 | $527,329 | $1,596,890 | $17,914 |
| 2010 | $1,048,590 | $516,990 | $1,565,580 | $17,359 |
| 2009 | $1,043,227 | $514,346 | $1,557,573 | $17,205 |
| 2008 | $1,022,772 | $504,261 | $1,527,033 | $16,745 |
| 2007 | $1,002,718 | $494,374 | $1,497,092 | $16,418 |
Property facts
Year built
2003
Property type
single_family
Stories
1
Beds
6
Baths
7
Living area
6,304 sqft
Lot size
131,116 sqft
ZIP code
95476
City
Sonoma
Street
Half Moon St
Coordinates
38.30033, -122.43362
Comparable properties nearby
Frequently asked questions
When did 18550 Half Moon St last sell?
No public-record sale is on file for 18550 Half Moon St.
What is the current tax assessment for 18550 Half Moon St?
The most recent total assessment for 18550 Half Moon St (year 2025) is $5,195,672 with $59,069 in property tax.
When was 18550 Half Moon St built?
18550 Half Moon St was built in 2003.
How does 18550 Half Moon St compare to others on Half Moon St?
We track 1 other property on Half Moon St. Browse the list under "Other properties on Half Moon St" to compare beds, baths, and sale history.
What are the property facts for 18550 Half Moon St?
18550 Half Moon St is a 6 bed, 7 bath, 6,304 sqft, 131,116 sqft lot single_family.
Is 18550 Half Moon St a flip candidate?
No — 18550 Half Moon St does not appear in our flips dataset.
Is 18550 Half Moon St a tax-appeal candidate?
No — 18550 Half Moon St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.4%
Implied 1-yr
+1.5%
2026 Q3
$1.79M
2026 Q4
$1.8M
ZIP 95476 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Half Moon St