9 Mountain St
Derby, CT 06418
3 bd 2 ba 1,176 sqft Built 1927 Lot 7,405 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 | $96,800 | $32,140 | $128,940 | $5,570 |
| 2023 | $96,810 | $32,130 | $128,940 | $4,977 |
| 2022 | $96,810 | $32,130 | $128,940 | $4,977 |
| 2021 | $96,810 | $32,130 | $128,940 | $4,977 |
| 2020 | $65,520 | $32,130 | $97,650 | $4,284 |
| 2019 | $65,520 | $32,130 | $97,650 | $4,089 |
| 2018 | $65,520 | $32,130 | $97,650 | $3,844 |
| 2017 | $65,520 | $32,130 | $97,650 | $3,844 |
| 2016 | $65,520 | $32,130 | $97,650 | $3,844 |
| 2015 | $65,520 | $32,130 | $97,650 | $3,490 |
| 2013 | $65,520 | $32,130 | $97,650 | $3,451 |
| 2006 | $93,590 | $42,280 | $135,870 | $3,370 |
| 2005 | $51,520 | $23,450 | $74,970 | $2,826 |
| 2004 | $51,520 | $23,450 | $74,970 | $2,714 |
| 2003 | $51,520 | $23,450 | $74,970 | $2,489 |
Property facts
Year built
1927
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
1,176 sqft
Lot size
7,405 sqft
ZIP code
06418
City
Derby
Street
Mountain St
Coordinates
41.33551, -73.09125
Comparable properties nearby
Frequently asked questions
When did 9 Mountain St last sell?
No public-record sale is on file for 9 Mountain St.
What is the current tax assessment for 9 Mountain St?
The most recent total assessment for 9 Mountain St (year 2025) is $128,940 with $5,570 in property tax.
When was 9 Mountain St built?
9 Mountain St was built in 1927.
How does 9 Mountain St compare to others on Mountain St?
We track 4 other properties on Mountain St. Browse the list under "Other properties on Mountain St" to compare beds, baths, and sale history.
What are the property facts for 9 Mountain St?
9 Mountain St is a 3 bed, 2 bath, 1,176 sqft, 7,405 sqft lot single_family.
Is 9 Mountain St a flip candidate?
No — 9 Mountain St does not appear in our flips dataset.
Is 9 Mountain St a tax-appeal candidate?
No — 9 Mountain 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
+3.6%
Implied 1-yr
+14.5%
2026 Q3
$423.8K
2026 Q4
$436.3K
ZIP 06418 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mountain St