Nestled in the vibrant heart of downtown Humboldt, this versatile building offers an exciting opportunity for both investment and entrepreneurship. The ground floor boasts a spacious retail area, perfect for your business or as a rental, ensuring visibility and foot traffic. Above, a fully completed and leased apartment provides immediate rental income, featuring modern amenities and a cozy, inviting atmosphere. Additionally, there's ample space available for the development of a second apartment, allowing for further potential revenue. With its prime location surrounded by shops, restaurants, and attractions, this property promises both charm and financial opportunity.
Active
$139,900
605 Sumner Ave, Humboldt, IA 50548
6beds
4,800sqft
Single Family Residence
Built in 1890
3,920 Square Feet Lot
$-- Zestimate®
$29/sqft
$-- HOA
What's special
Spacious retail areaCozy inviting atmosphereModern amenities
- 44 days
- 512
- 5
Zillow last checked:
Listing updated:
Listed by:
Grace Hjelmeland 515-368-1923,
Smith Real Estate
Source: NoCoast MLS as distributed by MLS GRID,MLS#: 6340609
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 4
- Full bathrooms: 3
- 1/4 bathrooms: 1
Heating
- Hot Water
Cooling
- Central Air
Features
- Basement: Full
Interior area
- Total interior livable area: 4,800 sqft
Property
Parking
- Parking features: Other
Accessibility
- Accessibility features: None
Lot
- Size: 3,920 Square Feet
- Dimensions: 155 x 24
Details
- Parcel number: 1001406017 01
Construction
Type & style
- Home type: SingleFamily
- Architectural style: See Remarks
- Property subtype: Single Family Residence
Materials
- Brick
Condition
- Year built: 1890
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & HOA
HOA
- Has HOA: No
Location
- Region: Humboldt
Financial & listing details
- Price per square foot: $29/sqft
- Tax assessed value: $130,070
- Annual tax amount: $2,100
- Date on market: 7/21/2026
- Cumulative days on market: 45 days
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 7/21/2026 | Listed for sale | $139,900+145.4%$29/sqft |
Source:  NoCoast MLS as distributed by MLS GRID #6340609 Report a problem | ||
| 11/6/2013 | Sold | $57,000$12/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $2,100 +0.4% | $130,070 +10.3% |
| 2024 | $2,092 -2.6% | $117,910 |
| 2023 | $2,148 +5.8% | $117,910 +12.8% |
| 2022 | $2,030 +15.9% | $104,500 +7.4% |
| 2021 | $1,752 +0.8% | $97,280 +20.3% |
| 2020 | $1,738 +1.6% | $80,850 |
| 2019 | $1,710 +22.5% | $80,850 +422.2% |
| 2018 | $1,396 -22.5% | $15,482 -75% |
| 2017 | $1,802 -5.5% | $61,928 -20% |
| 2016 | $1,906 +13.3% | $77,410 |
| 2015 | $1,682 -13.2% | $77,410 +46.6% |
| 2014 | $1,938 | $52,790 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: 50548
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