603 Kalmia Ave
Boulder, CO 80304
3 bd 5 ba 3,401 sqft Built 1971 Lot 15,246 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 | $19,581 | $129,719 | $149,300 | $14,235 |
| 2024 | $19,581 | $129,719 | $149,300 | $14,363 |
| 2023 | $24,247 | $142,871 | $167,118 | $14,113 |
| 2022 | $31,414 | $102,575 | $133,989 | $12,442 |
| 2021 | $32,318 | $105,527 | $137,845 | $11,865 |
| 2020 | $34,077 | $94,380 | $128,457 | $11,181 |
| 2019 | $34,077 | $94,380 | $128,457 | $11,010 |
| 2018 | $21,528 | $75,456 | $96,984 | $8,408 |
| 2017 | $21,528 | $75,456 | $96,984 | $8,145 |
| 2016 | $42,761 | $55,959 | $98,720 | $8,545 |
| 2015 | $42,761 | $55,959 | $98,720 | $8,092 |
| 2014 | $32,891 | $45,770 | $78,661 | $6,762 |
| 2013 | $32,891 | $45,770 | $78,661 | $6,613 |
| 2011 | $55,561 | $31,601 | $87,162 | $7,237 |
| 2010 | $55,561 | $31,601 | $87,162 | $7,218 |
| 2009 | $55,561 | $31,601 | $87,162 | $6,740 |
| 2008 | $34,810 | $47,760 | $82,570 | $6,072 |
Property facts
Year built
1971
Property type
single_family
Stories
2
Beds
3
Baths
5
Living area
3,401 sqft
Lot size
15,246 sqft
ZIP code
80304
City
Boulder
Street
Kalmia Ave
Coordinates
40.03932, -105.28813
Comparable properties nearby
Frequently asked questions
When did 603 Kalmia Ave last sell?
No public-record sale is on file for 603 Kalmia Ave.
What is the current tax assessment for 603 Kalmia Ave?
The most recent total assessment for 603 Kalmia Ave (year 2025) is $149,300 with $14,235 in property tax.
When was 603 Kalmia Ave built?
603 Kalmia Ave was built in 1971.
How does 603 Kalmia Ave compare to others on Kalmia Ave?
We track 8 other properties on Kalmia Ave. Browse the list under "Other properties on Kalmia Ave" to compare beds, baths, and sale history.
What are the property facts for 603 Kalmia Ave?
603 Kalmia Ave is a 3 bed, 5 bath, 3,401 sqft, 15,246 sqft lot single_family.
Is 603 Kalmia Ave a flip candidate?
No — 603 Kalmia Ave does not appear in our flips dataset.
Is 603 Kalmia Ave a tax-appeal candidate?
No — 603 Kalmia Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+1.2%
Implied 1-yr
+5.0%
2026 Q3
$2.17M
2026 Q4
$2.2M
ZIP 80304 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Kalmia Ave