255 40th St
Boulder, CO 80305
2 bd 1 ba 2,466 sqft Built 1956 Lot 6,970 sqft single_family
Most recent sale
$852,500
Aug 9, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Aug 9, 2022 | Sold | $852,500 | MLS #969983 |
| Jul 1, 2022 | Listed | $865,000 | MLS #969983 |
| Feb 1, 2011 | Sold | $440,000 | MLS #585604 |
| Feb 12, 2009 | Sold | $440,000 | Public Record |
| Nov 23, 2008 | Listed | $459,000 | MLS #585604 |
| Dec 14, 1995 | Sold | $178,000 | Public Record |
| Jun 20, 1989 | Sold | $79,200 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $24,425 | $34,413 | $58,838 | $5,610 |
| 2024 | $24,425 | $34,413 | $58,838 | $5,381 |
| 2023 | $24,596 | $40,327 | $64,923 | $5,288 |
| 2022 | $23,484 | $29,913 | $53,397 | $4,958 |
| 2021 | $24,160 | $30,774 | $54,934 | $4,728 |
| 2020 | $28,428 | $25,097 | $53,525 | $4,659 |
| 2019 | $28,428 | $25,097 | $53,525 | $4,588 |
| 2018 | $25,373 | $23,112 | $48,485 | $4,204 |
| 2017 | $25,373 | $23,112 | $48,485 | $4,072 |
| 2016 | $26,953 | $17,990 | $44,943 | $3,891 |
| 2015 | $26,953 | $17,990 | $44,943 | $3,684 |
| 2014 | $17,122 | $17,990 | $35,112 | $3,019 |
| 2013 | $17,122 | $17,990 | $35,112 | $2,952 |
| 2012 | $19,741 | $15,044 | $34,785 | $2,914 |
| 2011 | $19,741 | $15,044 | $34,785 | $2,888 |
| 2010 | $19,741 | $15,044 | $34,785 | $2,397 |
| 2009 | $19,741 | $15,044 | $34,785 | $2,238 |
| 2008 | $15,160 | $15,920 | $31,080 | $2,286 |
Property facts
Year built
1956
Property type
single_family
Stories
1
Beds
2
Baths
1
Living area
2,466 sqft
Lot size
6,970 sqft
ZIP code
80305
City
Boulder
Street
40th St
Coordinates
39.98920, -105.24678
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$5,179
Gross rental yield
7.29%
Implied cap rate
4.74%
Trend-extrapolated value
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Frequently asked questions
When did 255 40th St last sell?
255 40th St most recently sold on Aug 9, 2022 for $852,500.
What is the current tax assessment for 255 40th St?
The most recent total assessment for 255 40th St (year 2025) is $58,838 with $5,610 in property tax.
How does 255 40th St's assessment compare to its last sale price?
The current assessment is 93.1% below the last sale price of $852,500.
When was 255 40th St built?
255 40th St was built in 1956.
How does 255 40th St compare to others on 40th St?
We track 8 other properties on 40th St. Browse the list under "Other properties on 40th St" to compare beds, baths, and sale history.
What are the property facts for 255 40th St?
255 40th St is a 2 bed, 1 bath, 2,466 sqft, 6,970 sqft lot single_family.
Is 255 40th St a flip candidate?
No — 255 40th St does not appear in our flips dataset.
Is 255 40th St a tax-appeal candidate?
No — 255 40th 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
-0.2%
Implied 1-yr
-0.8%
2026 Q3
$1.2M
2026 Q4
$1.2M
ZIP 80305 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 40th St