1129 21st Ave
Great Falls, MT 59404
4 bd 4 ba 3,522 sqft Built 1977 Lot 11,718 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Nov 17, 2023 | Listed | $495,999 | MontanaRegionalMLS |
| Nov 15, 2023 | Listing removed | — | MontanaRegionalMLS |
| Aug 23, 2023 | Listed | $500,000 | MontanaRegionalMLS |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $421,314 | $77,686 | $499,000 | $3,646 |
| 2024 | $421,314 | $77,686 | $499,000 | $3,972 |
| 2023 | $334,603 | $56,997 | $391,600 | $3,968 |
| 2022 | $230,545 | $47,755 | $278,300 | $3,174 |
| 2021 | $230,545 | $47,755 | $278,300 | $3,154 |
| 2020 | $238,381 | $55,719 | $294,100 | $3,429 |
| 2019 | $238,381 | $55,719 | $294,100 | $3,265 |
| 2018 | $215,134 | $51,566 | $266,700 | $3,021 |
| 2017 | $215,134 | $51,566 | $266,700 | $2,855 |
| 2016 | $194,234 | $52,066 | $246,300 | $2,502 |
| 2015 | $194,234 | $52,066 | $246,300 | $2,475 |
| 2014 | — | — | $127,836 | $2,497 |
| 2013 | — | — | $124,928 | $2,445 |
| 2012 | — | — | $121,677 | $2,441 |
| 2011 | — | — | $119,506 | $2,369 |
| 2010 | — | — | $117,001 | $2,360 |
Property facts
Year built
1977
Property type
single_family
Stories
2
Beds
4
Baths
4
Living area
3,522 sqft
Lot size
11,718 sqft
ZIP code
59404
City
Great Falls
Street
21st Ave
Coordinates
47.48418, -111.33340
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 1129 21st Ave last sell?
No public-record sale is on file for 1129 21st Ave.
What is the current tax assessment for 1129 21st Ave?
The most recent total assessment for 1129 21st Ave (year 2025) is $499,000 with $3,646 in property tax.
When was 1129 21st Ave built?
1129 21st Ave was built in 1977.
How does 1129 21st Ave compare to others on 21st Ave?
We track 8 other properties on 21st Ave. Browse the list under "Other properties on 21st Ave" to compare beds, baths, and sale history.
What are the property facts for 1129 21st Ave?
1129 21st Ave is a 4 bed, 4 bath, 3,522 sqft, 11,718 sqft lot single_family.
Is 1129 21st Ave a flip candidate?
No — 1129 21st Ave does not appear in our flips dataset.
Is 1129 21st Ave a tax-appeal candidate?
No — 1129 21st Ave is not currently flagged as a tax-appeal candidate.
Explore nearby
Geography
Other properties on 21st Ave