4120 Riverside Ave
Boulder, CO 80304
2 bd 4 ba 1,969 sqft Built 1982 Lot 3,302 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 | $39,025 | $30,644 | $69,669 | $6,723 |
| 2024 | $39,025 | $30,644 | $69,669 | $6,747 |
| 2023 | $47,959 | $32,508 | $80,467 | $6,630 |
| 2022 | $35,549 | $26,431 | $61,980 | $5,755 |
| 2021 | $36,572 | $27,191 | $63,763 | $5,488 |
| 2020 | $28,607 | $25,740 | $54,347 | $4,730 |
| 2019 | $28,607 | $25,740 | $54,347 | $4,658 |
| 2018 | $27,259 | $18,144 | $45,403 | $3,936 |
| 2017 | $27,259 | $18,144 | $45,403 | $3,813 |
| 2016 | $25,002 | $16,636 | $41,638 | $3,604 |
| 2015 | $25,002 | $16,636 | $41,638 | $3,413 |
| 2014 | $18,961 | $15,602 | $34,563 | $2,971 |
| 2013 | $18,961 | $15,602 | $34,563 | $2,906 |
| 2011 | $22,686 | $11,701 | $34,387 | $2,855 |
| 2010 | $22,686 | $11,701 | $34,387 | $2,992 |
| 2009 | $22,686 | $11,701 | $34,387 | $2,793 |
| 2008 | $14,620 | $15,920 | $30,540 | $2,246 |
Property facts
Year built
1982
Property type
single_family
Stories
—
Beds
2
Baths
4
Living area
1,969 sqft
Lot size
3,302 sqft
ZIP code
80304
City
Boulder
Street
Riverside Ave
Coordinates
40.04926, -105.28135
Comparable properties nearby
Frequently asked questions
When did 4120 Riverside Ave last sell?
No public-record sale is on file for 4120 Riverside Ave.
What is the current tax assessment for 4120 Riverside Ave?
The most recent total assessment for 4120 Riverside Ave (year 2025) is $69,669 with $6,723 in property tax.
When was 4120 Riverside Ave built?
4120 Riverside Ave was built in 1982.
How does 4120 Riverside Ave compare to others on Riverside Ave?
We track 8 other properties on Riverside Ave. Browse the list under "Other properties on Riverside Ave" to compare beds, baths, and sale history.
What are the property facts for 4120 Riverside Ave?
4120 Riverside Ave is a 2 bed, 4 bath, 1,969 sqft, 3,302 sqft lot single_family.
Is 4120 Riverside Ave a flip candidate?
No — 4120 Riverside Ave does not appear in our flips dataset.
Is 4120 Riverside Ave a tax-appeal candidate?
No — 4120 Riverside 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 Riverside Ave