428 Sumner St
Longmont, CO 80501
3 bd 2 ba 2,170 sqft Built 1910 Lot 6,100 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 | $32,650 | $9,188 | $41,838 | $4,392 |
| 2024 | $32,650 | $9,188 | $41,838 | $4,540 |
| 2023 | $40,870 | $10,278 | $51,148 | $4,478 |
| 2022 | $26,250 | $7,569 | $33,819 | $3,346 |
| 2021 | $27,006 | $7,786 | $34,792 | $3,389 |
| 2020 | $21,729 | $7,007 | $28,736 | $2,791 |
| 2019 | $21,729 | $7,007 | $28,736 | $2,747 |
| 2018 | $19,685 | $8,064 | $27,749 | $2,635 |
| 2017 | $19,685 | $8,064 | $27,749 | $2,599 |
| 2016 | $18,945 | $8,915 | $27,860 | $2,663 |
| 2015 | $18,945 | $8,915 | $27,860 | $2,537 |
| 2014 | $15,140 | $8,119 | $23,259 | $2,164 |
| 2013 | $15,140 | $8,119 | $23,259 | $2,172 |
| 2011 | $15,761 | $6,209 | $21,970 | $1,908 |
| 2010 | $15,761 | $6,209 | $21,970 | $1,983 |
| 2009 | $15,761 | $6,209 | $21,970 | $1,947 |
| 2008 | $16,240 | $6,050 | $22,290 | $1,871 |
Property facts
Year built
1910
Property type
single_family
Stories
2
Beds
3
Baths
2
Living area
2,170 sqft
Lot size
6,100 sqft
ZIP code
80501
City
Longmont
Street
Sumner St
Coordinates
40.16967, -105.11976
Comparable properties nearby
Frequently asked questions
When did 428 Sumner St last sell?
No public-record sale is on file for 428 Sumner St.
What is the current tax assessment for 428 Sumner St?
The most recent total assessment for 428 Sumner St (year 2025) is $41,838 with $4,392 in property tax.
When was 428 Sumner St built?
428 Sumner St was built in 1910.
How does 428 Sumner St compare to others on Sumner St?
We track 8 other properties on Sumner St. Browse the list under "Other properties on Sumner St" to compare beds, baths, and sale history.
What are the property facts for 428 Sumner St?
428 Sumner St is a 3 bed, 2 bath, 2,170 sqft, 6,100 sqft lot single_family.
Is 428 Sumner St a flip candidate?
No — 428 Sumner St does not appear in our flips dataset.
Is 428 Sumner St a tax-appeal candidate?
No — 428 Sumner 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
+2.1%
Implied 1-yr
+8.3%
2026 Q3
$541.1K
2026 Q4
$551K
ZIP 80501 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Sumner St