$500,000
SOLD OCT 3, 2025
Last list price

420 Knight St Helena, MT 59601

Upper West Side Neighborhood
-- Bed
-- Bath
4,498 Sq Ft
10,846 Sq Ft Lot

Recently Sold

$111 Per Sq Ft

15 Days on Market

About This Home

As of October 2025

Welcome to 420 Knight Street! This triplex located in the heart of downtown Helena. Easy walking distance to Carroll College or the Civic Center. Location, location, location!! Retail stores, hiking and biking trails, and wonderful restaurants are your neighbors. Fantastic opportunity to own an investment property in Montana's capital city. The roof and the heating system was recently replaced. Great investment property in a fantastic location!

Last Agent to Sell the Property

June Trevor

Augustine Properties License #RRE-BRO-LIC-38522 Listed on: 08/15/2025

Last Buyer's Agent

MRMLS Non-Member

Montana Regional MLS

Property Details

Home Type

  • Multi-Family

Est. Annual Taxes

  • $4,832

Year Built

  • Built in 1900

Lot Details

  • 10,846 Sq Ft Lot

Parking

  • 2 Car Garage

Home Design

  • 4,498 Sq Ft Home
  • Triplex
  • Victorian Architecture
  • Stone Foundation

Community Details

  • 3 Units

Listing and Financial Details

  • Assessor Parcel Number 05188725137030000

Property Details

Home Type

Multi-Family

Est. Annual Taxes

$4,832

Year Built

Built in 1900

Lot Details

0

Parking

2

Listing Details

  • Property Sub Type: Triplex
  • Property Type: Residential Income
  • Year Built: 1900
  • Directions: Benton and west on Knight St.
  • Listing I D: 30055916
  • Lot Size Acres: 0.249
  • Architectural Style: Victorian
  • Carport Y N: No
  • Garage Yn: Yes
  • New Construction: No
  • Property Sub Type Additional: Triplex,Multi Family
  • Special Features: None

Interior Features

  • Basement YN: No
  • Fireplace: No

Exterior Features

  • Waterfront: No
  • Foundation Details: Stone

Garage/Parking

  • Garage Spaces: 2.0

Condo/Co-op/Association

  • Senior Community: No

Lot Info

  • Lot Size Sq Ft: 10846.0
  • Parcel #: 05188725137030000
  • Zoning Description: 1

Tax Info

  • Tax Year: 2024
  • Tax Annual Amount: 4831.59

Multi Family

  • Number Of Units Total: 3

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
Aug 15, 2025
Closed on
Sep 29, 2025
Sold by
Jette Mark Duane
Bought by
420 Knight Llc
Seller's Agent
June Trevor
Augustine Properties
Buyer's Agent
MRMLS Non-Member
Montana Regional MLS
List Price
$500,000

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
335.72%
Original Mortgage
$464,000
Outstanding Balance
$387,720
Interest Rate
6.58%
Mortgage Type
Construction
Estimated Equity
$213,613

Purchase Details

Closed on
Feb 28, 2025
Sold by
Mark Duane Jette Living Revocable Trust and Jette Mark Duane
Bought by
Jette Mark Duane

Purchase Details

Closed on
Oct 28, 2019
Sold by
Viergy Enterprises Llc
Bought by
Jette Mark

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$220,000
Interest Rate
3.5%
Mortgage Type
Future Advance Clause Open End Mortgage
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

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Average Value
Not Available
List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

Date Type Sale Price Title Company
Warranty Deed -- Flying S Title & Escrow
Warranty Deed -- None Listed On Document
Warranty Deed -- None Listed On Document
Warranty Deed -- First Montana Land Title Co
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Open $464,000 Construction
Previous Owner $220,000 Future Advance Clause Open End Mortgage
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
10/03/2025 10/03/25 Sold -- -- --
08/30/2025 08/30/25 Pending -- -- --
08/15/2025 08/15/25 For Sale $500,000 -- $111 / Sq Ft
Source: Montana Regional MLS

Tax History Compared to Growth

Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $2,774 $486,700 $0 $0
2024 $3,585 $374,500 $0 $0
2023 $4,734 $374,500 $0 $0
2022 $4,273 $285,400 $0 $0
2021 $3,165 $285,400 $0 $0
2020 $4,235 $276,600 $0 $0
2019 $4,222 $276,600 $0 $0
2018 $3,561 $222,000 $0 $0
2017 $2,214 $222,000 $0 $0
2016 $3,109 $205,300 $0 $0
2015 $2,089 $205,300 $0 $0
2014 $1,326 $72,133 $0 $0
Source: Public Records

Agents Affiliated with this Home

  • June Trevor

    Seller's Agent in 2025

    June Trevor

    Augustine Properties

    (406) 202-5848

    12 in this area

    158 Total Sales

    June Trevor
    Section Image

  • M

    Buyer's Agent in 2025

    MRMLS Non-Member

    Montana Regional MLS

See All Agents

Map

Source: Montana Regional MLS

MLS Number: 30055916

Montana Regional MLS

APN: 05-1887-25-1-37-03-0000

Montana Lewis & Clark County Helena 59601 Upper West Side

420 Knight St, Helena, MT

Sold

MultiFamily

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