4145 Riverside Ave
Boulder, CO 80304
3 bd 2 ba 1,068 sqft Built 1983 Lot 2,088 sqft single_family
Most recent sale
$807,000
May 31, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| May 31, 2022 | Sold | $807,000 | Public Record |
| May 25, 2022 | Sold | $807,000 | REcolorado |
| Apr 21, 2022 | Listed | $775,000 | MLS #4272156 |
| Nov 8, 2019 | Sold | $616,000 | MLS #894262 |
| Sep 14, 2019 | Listed | $622,000 | MLS #894262 |
| Sep 13, 2019 | Listing removed | $625,000 | IRES |
| Aug 16, 2019 | Relisted | $625,000 | MLS #886323 |
| Aug 13, 2019 | Listing removed | $635,000 | IRES |
| Jul 19, 2019 | Price changed | $635,000 | MLS #886323 |
| Jun 27, 2019 | Listed | $645,000 | MLS #886323 |
| Sep 1, 2006 | Sold | $320,000 | Public Record |
| Sep 10, 2002 | Sold | $310,000 | Public Record |
| May 20, 1991 | Sold | $89,500 | Public Record |
| Jun 11, 1990 | Sold | $69,900 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $26,950 | $21,425 | $48,375 | $4,612 |
| 2024 | $26,950 | $21,425 | $48,375 | $4,456 |
| 2023 | $32,274 | $22,117 | $50,706 | $4,378 |
| 2022 | $24,103 | $17,924 | $42,027 | $3,902 |
| 2021 | $24,796 | $18,440 | $43,236 | $3,721 |
| 2020 | $19,612 | $16,731 | $36,343 | $3,163 |
| 2019 | $19,612 | $16,731 | $36,343 | $3,115 |
| 2018 | $20,074 | $13,392 | $33,466 | $2,901 |
| 2017 | $20,074 | $13,392 | $33,466 | $2,810 |
| 2016 | $18,873 | $12,577 | $31,450 | $2,722 |
| 2015 | $18,873 | $12,577 | $31,450 | $2,578 |
| 2014 | $15,323 | $10,268 | $25,591 | $2,200 |
| 2013 | $15,323 | $10,268 | $25,591 | $2,151 |
| 2012 | $19,980 | $5,970 | $25,950 | $2,174 |
| 2011 | $19,980 | $5,970 | $25,950 | $2,154 |
| 2010 | $19,980 | $5,970 | $25,950 | $2,116 |
| 2009 | $19,980 | $5,970 | $25,950 | $1,976 |
| 2008 | $12,230 | $15,920 | $28,150 | $2,070 |
| 2007 | — | — | $28,147 | $1,999 |
Property facts
Year built
1983
Property type
single_family
Stories
2
Beds
3
Baths
2
Living area
1,068 sqft
Lot size
2,088 sqft
ZIP code
80304
City
Boulder
Street
Riverside Ave
Coordinates
40.04918, -105.28181
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$4,842
Gross rental yield
7.20%
Implied cap rate
4.68%
Trend-extrapolated value
—
Frequently asked questions
When did 4145 Riverside Ave last sell?
4145 Riverside Ave most recently sold on May 31, 2022 for $807,000.
What is the current tax assessment for 4145 Riverside Ave?
The most recent total assessment for 4145 Riverside Ave (year 2025) is $48,375 with $4,612 in property tax.
How does 4145 Riverside Ave's assessment compare to its last sale price?
The current assessment is 94.0% below the last sale price of $807,000.
When was 4145 Riverside Ave built?
4145 Riverside Ave was built in 1983.
How does 4145 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 4145 Riverside Ave?
4145 Riverside Ave is a 3 bed, 2 bath, 1,068 sqft, 2,088 sqft lot single_family.
Is 4145 Riverside Ave a flip candidate?
No — 4145 Riverside Ave does not appear in our flips dataset.
Is 4145 Riverside Ave a tax-appeal candidate?
No — 4145 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