525 43rd St
Boulder, CO 80305
3 bd 2 ba 2,214 sqft Built 1959 Lot 7,193 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 | $27,825 | $29,813 | $57,638 | $5,495 |
| 2024 | $27,825 | $29,813 | $57,638 | $5,095 |
| 2023 | $26,495 | $35,175 | $61,670 | $5,007 |
| 2022 | $23,442 | $26,229 | $49,671 | $4,612 |
| 2021 | $24,117 | $26,984 | $51,101 | $4,398 |
| 2020 | $23,381 | $25,526 | $48,907 | $4,257 |
| 2019 | $23,381 | $25,526 | $48,907 | $4,191 |
| 2018 | $21,067 | $23,472 | $44,539 | $3,861 |
| 2017 | $16,733 | $23,472 | $40,205 | $3,376 |
| 2016 | $20,131 | $16,318 | $36,449 | $3,155 |
| 2015 | $20,131 | $16,318 | $36,449 | $2,987 |
| 2014 | $17,719 | $11,781 | $29,500 | $2,536 |
| 2013 | $17,719 | $11,781 | $29,500 | $2,480 |
| 2011 | $17,512 | $11,860 | $29,372 | $2,438 |
| 2010 | $17,512 | $11,860 | $29,372 | $2,412 |
| 2009 | $17,512 | $11,860 | $29,372 | $2,252 |
| 2008 | $11,470 | $15,920 | $27,390 | $2,014 |
Property facts
Year built
1959
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
2,214 sqft
Lot size
7,193 sqft
ZIP code
80305
City
Boulder
Street
43rd St
Coordinates
39.98526, -105.24482
Comparable properties nearby
Frequently asked questions
When did 525 43rd St last sell?
No public-record sale is on file for 525 43rd St.
What is the current tax assessment for 525 43rd St?
The most recent total assessment for 525 43rd St (year 2025) is $57,638 with $5,495 in property tax.
When was 525 43rd St built?
525 43rd St was built in 1959.
How does 525 43rd St compare to others on 43rd St?
We track 8 other properties on 43rd St. Browse the list under "Other properties on 43rd St" to compare beds, baths, and sale history.
What are the property facts for 525 43rd St?
525 43rd St is a 3 bed, 2 bath, 2,214 sqft, 7,193 sqft lot single_family.
Is 525 43rd St a flip candidate?
No — 525 43rd St does not appear in our flips dataset.
Is 525 43rd St a tax-appeal candidate?
No — 525 43rd 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 43rd St