3030 18th St
Boulder, CO 80304
4 bd 3 ba 2,231 sqft Built 1960 Lot 6,278 sqft single_family
Most recent sale
$1,880,000
Sep 12, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Sep 12, 2022 | Sold | $1,880,000 | MLS #968571 |
| Jun 16, 2022 | Listed | $1,875,000 | MLS #968571 |
| Sep 22, 2020 | Sold | $1,280,000 | Public Record |
| Sep 9, 2020 | Sold | $1,280,000 | MLS #922171 |
| Aug 27, 2020 | Listed | $1,200,000 | MLS #7011802 |
| Jul 7, 2009 | Sold | $502,000 | MLS #596544 |
| Jun 23, 2009 | Price changed | $515,000 | MLS #596544 |
| Apr 16, 2009 | Listed | $525,000 | MLS #596544 |
| Jun 18, 2007 | Sold | $505,000 | Public Record |
| Jul 17, 1995 | Sold | $216,500 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $43,950 | $51,419 | $95,369 | $9,093 |
| 2024 | $43,950 | $51,419 | $95,369 | $8,954 |
| 2023 | $51,128 | $54,451 | $105,579 | $8,799 |
| 2022 | $37,245 | $41,102 | $78,347 | $7,275 |
| 2021 | $38,317 | $42,285 | $80,602 | $6,937 |
| 2020 | $14,464 | $56,271 | $70,735 | $6,157 |
| 2019 | $14,464 | $56,271 | $70,735 | $6,063 |
| 2018 | $29,916 | $33,696 | $63,612 | $5,515 |
| 2017 | $29,916 | $33,696 | $63,612 | $5,343 |
| 2016 | $35,804 | $27,382 | $63,186 | $5,470 |
| 2015 | $35,804 | $27,382 | $63,186 | $5,179 |
| 2014 | $25,424 | $26,109 | $51,533 | $4,431 |
| 2013 | $25,424 | $26,109 | $51,533 | $4,333 |
| 2012 | $29,930 | $19,024 | $48,954 | $4,101 |
| 2011 | $29,930 | $19,024 | $48,954 | $4,065 |
| 2010 | $29,930 | $19,024 | $48,954 | $3,175 |
| 2009 | $29,930 | $19,024 | $48,954 | $2,964 |
| 2008 | $13,550 | $23,880 | $37,430 | $2,753 |
Property facts
Year built
1960
Property type
single_family
Stories
1
Beds
4
Baths
3
Living area
2,231 sqft
Lot size
6,278 sqft
ZIP code
80304
City
Boulder
Street
18th St
Coordinates
40.03071, -105.27391
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$11,280
Gross rental yield
7.20%
Implied cap rate
4.68%
Trend-extrapolated value
—
Frequently asked questions
When did 3030 18th St last sell?
3030 18th St most recently sold on Sep 12, 2022 for $1,880,000.
What is the current tax assessment for 3030 18th St?
The most recent total assessment for 3030 18th St (year 2025) is $95,369 with $9,093 in property tax.
How does 3030 18th St's assessment compare to its last sale price?
The current assessment is 94.9% below the last sale price of $1,880,000.
When was 3030 18th St built?
3030 18th St was built in 1960.
How does 3030 18th St compare to others on 18th St?
We track 8 other properties on 18th St. Browse the list under "Other properties on 18th St" to compare beds, baths, and sale history.
What are the property facts for 3030 18th St?
3030 18th St is a 4 bed, 3 bath, 2,231 sqft, 6,278 sqft lot single_family.
Is 3030 18th St a flip candidate?
Yes — 3030 18th St appears in our flips dataset, indicating it sold twice within a short window with a notable price change.
Is 3030 18th St a tax-appeal candidate?
No — 3030 18th 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
+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 18th St