20 S 1St AvenueMarshalltown, IA 50158

Commercial · 3,414 Sq. ft. | 0.12 Acres
$174,900 Active

20 S 1St Avenue Overview

Time on Site:
41 days
Visits:
99

Located in the heart of Historic Downtown Marshalltown, this beautifully restored commercial office building sits just east of the courthouse in the revitalized downtown district. Originally built in 1890, the property has been thoughtfully restored and remodeled with modern conveniences while preserving its historic character and charm. The building is in exceptional condition and offers outstanding flexibility for a variety of professional, retail, or business uses. The main floor features an inviting reception area, conference room, and private office space designed for both functionality and client convenience. The conference room includes a wet bar with a mini refrigerator, creating an ideal setting for client meetings or employee gatherings. Upstairs, you’ll find four additional private offices, while the lower level offers partially finished space along with ample storage areas. A walk-up attic provides additional storage space. Private parking spaces offer added convenience for staff and clients alike. Ideally situated near multiple attorney offices, banks, abstract companies, and the central business district, the property also offers quick access to Highways 14 and 30, making it convenient for clients and employees traveling throughout the region. Within walking distance to restaurants, shops, coffee houses, and all the amenities of downtown, this property combines timeless architecture, modern updates, and a prime location in one exceptional opportunity.

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20 S 1St Avenue Facts & Features

  • Type Commercial
  • Sq. ft. 3,414
  • Price/Sq.ft. $51
  • Lot 0.12 Acres

Details

General

Listing Information

  • Contingency: None

Building Information

  • Year Built: 1890

Business Information

  • Current Use: Office

Location/Region

  • County Or Parish: Marshall
  • Postal City: Marshalltown
  • Subdivision Name: MARSHALL ORIGINIAL TOWN OF

Tax Information

  • Tax Annual Amount: 4424
  • Tax Year: 2024

General Information

  • Parcel Number: 8418-35-202-020
  • Possible Use: Office,Retail
  • Property Type: Commercial Sale
  • Zoning: Business/Commercial

Interior

Parking Information

  • Garage Spaces: 0

Building Interior

  • Building Area Total: 3414

General Information

  • Basement: Full
  • Cooling: Central Air
  • Foundation Area: 1138
  • Heating: Forced Air
  • Living Area Units: Square Feet

Exterior

Parking Information

  • Open Parking Spaces: 4
  • Parking Features: None

Lot Information

  • Lot Size Acres: 0.12
  • Lot Size Dimensions: .12
  • Lot Size Square Feet: 5227.2
  • Lot Size Units: Acres
  • Water Source: Public

Building Exterior/Construction

  • Architectural Style: Office
  • Construction Materials: Brick

General Information

  • Number Of Units Total: 1
  • Sewer: City Sewer/Connected
  • Utilities: Electric Common,Heating Common,Hot Water Common

20 S 1St Avenue Neighborhood

Community

50158 (Marshalltown) Demographics

37
Median Age
145
Population Density (per sq. mile)
32%
College Educated
$57,298
Estimated Median Income
8,083
Estimated Total Home Owners
3,532
Estimated Total Renters
70% / 30%
Estimated Owner / Renter Divide
3
Estimated Average Household Size
Community data courtesy of LiveBy, Inc.

Schools

School data courtesy of LiveBy, Inc. School ratings are based on a scale of 1-5, with 5 being the highest rating and 1 being the lowest rating.

20 S 1St Avenue Monthly Cost

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* All calculations are estimates and provided by Reliance Network, for informational purposes only. Actual amounts may vary. ** Assumes 6.50% APR, 20% down payment, and conventional 30-year fixed rate first mortgage. Rates cited are for instructional purposes only; current rates are subject to change at any time without notice. You should not make any decisions based simply on the information provided. Additional required amounts such as taxes, insurance, homeowner association dues, assessments, mortgage insurance premiums, flood insurance or other such required payments should also be considered. Contact your mortgage company for current rates and additional information. Any mortgage broker or insurance agent that may appear is independent and is not affiliated with, endorsed by, or provided by the MLS.

20 S 1St Avenue Market Data

Based on the last 30 days in this zip code

$233,660
Average List Price
$139
Average Price per Square Foot
41
Properties Sold
99
Average Days on Market
106
Properties for Sale
Calculations provided by Reliance Network

20 S 1St Avenue History

Date Event Value Agent
5/19/2026Source: NoCoast MLS Added to Database
May 19, 2026
2/21/2025Source: NoCoast MLS Added to Database
February 21, 2025
Listing provided courtesy of Century 21 Signature Real EstateNoCoast MLS- MLS# 6338476MLS Provider