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    Sterling, IL Office Buildings for Sale

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    Rock Falls, IL Dixon, IL Morrison, IL
    Downtown Sterling Class A Office
    $1,650,000
    13,000 SF
    Downtown Sterling Class A Office

    403 E 3rd St, Sterling, IL

    Class A office building in downtown Sterling, Illinois for sale.
    • 100% occupancy since 1992, providing a stable, high‑credit investment.
    • Anchored by a top national CPA and consulting firm.
    • Located in downtown Sterling, Illinois, near City Hall, the U.S. Post Office, and the courthouse.
    • Class A masonry office building with 13,000 SF.
    • Recent upgrades include a new roof, ADA‑compliant restrooms, and parking improvements.
    Updated: Sep 19, 2025
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    Sterling Office Building For Sale
    $1,650,000
    Sterling Office Building For Sale

    403 E 3rd St, Sterling, IL 61081

    Office building for sale in Sterling, Illinois.
    • Office building for sale
    • Located in Sterling, Illinois
    Updated: Mar 5
    View details
    Based on your search, we've compiled 10 Potential Opportunities for your consideration. Besides 2 Active listings in Sterling, IL, we suggest exploring several alternatives: 4 properties in Nearby Cities, plus 4 Land Listings that present a potential for development.

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Freeport Commercial Building on Business 20
    $350,000
    8,300 SF
    Freeport Commercial Building on Business 20

    Versatile commercial building with office and storage space available.

    115 East South Street, Freeport, IL 61032

    View details
    Modern Outpatient Clinic For Sale
    $1,995,000
    10,050 SF
    Modern Outpatient Clinic For Sale

    Turn-key outpatient clinic built in 2013 with flexible configuration.

    450 Coronado Dr, Rochelle, IL

    View details
    Rochelle Office Building For Sale
    $349,900
    4,600 SF
    Rochelle Office Building For Sale

    4,600 SF office building with remodeled interior.

    448 Lake Lida Lane, Rochelle, IL 61068

    View details
    Freeport Office Building Opportunity
    Contact for pricing
    4,700 SF
    Freeport Office Building Opportunity

    4,700 SF office building on 2.56 acres in Freeport.

    1026 S Kunkle Blvd, Freeport, IL 61032

    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Commercial Land on Highway Rt 64
    $175,000
    0.52 Acres
    Commercial Land on Highway Rt 64

    Three city lots zoned B2 Business District on Illinois State Hwy

    510 E Washington, Oregon, IL 61061

    View details
    Rockford Land For Sale
    $279,999
    2.32 Acres
    Rockford Land For Sale

    2.32 acre commercial land available in Rockford, Illinois.

    803 S Mulford Road, Rockford, IL 61108

    View details
    Rockton Commercial Land For Sale
    $550,000
    13.20 Acres
    Rockton Commercial Land For Sale

    13.2 acres of commercial land in Rockton, Illinois.

    N Main Street, Rockton, IL 61072

    View details
    Commercial Land in Rockton, IL
    $550,000
    13.20 Acres
    Commercial Land in Rockton, IL

    13.2 acres of commercial land near downtown Rockton.

    N Main, Rockton, IL 61072

    View details

    Sterling, IL Office Buildings Investment Opportunities Market Analysis

    Explore 2 office buildings for sale in Sterling, IL on our real estate platform. These investment opportunities span a total of 13,000 square feet of properties for sale, with an estimated market value of $1,650,000.

    Sale prices for office properties in Sterling, IL start at $1,650,000, averaging $1,650,000, and reaching up to $1,650,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Office Units 4
    Medical Office Space 2
    Office buildings 2

    Demographics Overview

    Population 21K
    Population Growth (5Y) -1.0%
    Median Household Income $60,854
    College Educated 28.4%

    High-Yield Neighborhoods for Investment

    Identify Sterling submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    61081 $1.7M

    Taxes & Financing

    Tax Rate (average for all types) 8.58%
    Tax Rate vs County Average 0.04 pp below county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Whiteside County

    New Delisted

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