640 Hawthorn Ave
Boulder, CO 80304
4 bd 4 ba 4,130 sqft Built 2015 Lot 6,737 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 | $111,013 | $89,013 | $200,026 | $19,072 |
| 2024 | $111,013 | $89,013 | $200,026 | $19,530 |
| 2023 | $127,260 | $98,651 | $225,911 | $19,191 |
| 2022 | $114,779 | $70,848 | $185,627 | $17,238 |
| 2021 | $118,082 | $72,887 | $190,969 | $16,437 |
| 2020 | $86,115 | $64,565 | $150,680 | $13,115 |
| 2019 | $86,115 | $64,565 | $150,680 | $12,915 |
| 2018 | $79,510 | $52,992 | $132,502 | $11,487 |
| 2017 | $79,510 | $52,992 | $132,502 | $11,128 |
| 2016 | $6,440 | $34,865 | $41,305 | $3,575 |
| 2015 | $3,654 | $34,865 | $38,519 | $3,157 |
| 2014 | $14,511 | $21,731 | $36,242 | $3,115 |
| 2013 | $14,511 | $21,731 | $36,242 | $3,047 |
| 2011 | $5,014 | $32,158 | $37,172 | $3,086 |
| 2010 | $5,014 | $32,158 | $37,172 | $3,216 |
| 2009 | $5,015 | $32,158 | $37,173 | $3,003 |
| 2008 | $8,370 | $33,830 | $42,200 | $3,103 |
Property facts
Year built
2015
Property type
single_family
Stories
2
Beds
4
Baths
4
Living area
4,130 sqft
Lot size
6,737 sqft
ZIP code
80304
City
Boulder
Street
Hawthorn Ave
Coordinates
40.03475, -105.28839
Comparable properties nearby
Frequently asked questions
When did 640 Hawthorn Ave last sell?
No public-record sale is on file for 640 Hawthorn Ave.
What is the current tax assessment for 640 Hawthorn Ave?
The most recent total assessment for 640 Hawthorn Ave (year 2025) is $200,026 with $19,072 in property tax.
When was 640 Hawthorn Ave built?
640 Hawthorn Ave was built in 2015.
How does 640 Hawthorn Ave compare to others on Hawthorn Ave?
We track 8 other properties on Hawthorn Ave. Browse the list under "Other properties on Hawthorn Ave" to compare beds, baths, and sale history.
What are the property facts for 640 Hawthorn Ave?
640 Hawthorn Ave is a 4 bed, 4 bath, 4,130 sqft, 6,737 sqft lot single_family.
Is 640 Hawthorn Ave a flip candidate?
No — 640 Hawthorn Ave does not appear in our flips dataset.
Is 640 Hawthorn Ave a tax-appeal candidate?
No — 640 Hawthorn 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 Hawthorn Ave