Welcome to this beautifully renovated GREYSTONE 2-unit property offering incredible income potential and future upside. This oversized building features a massive duplex-down first unit with 5 bedrooms and 2 bathrooms, along with a spacious 4 bedroom, 1 bathroom second-floor unit-ideal for maximizing rental income. The property has been thoughtfully updated with modern finishes throughout, making it truly turnkey for an investor or house hacker looking to generate strong cash flow from day one. What sets this property apart is the significant value-add opportunity: the expansive lower level provides the potential to be converted into an additional unit, allowing a buyer to create a 3-unit building and substantially increase rental income. With the right vision, this property can easily produce $5,000+ per month in rental income. Perfect for: Investors seeking strong returns House hackers looking to cover their mortgage Buyers looking for a property with forced appreciation potential Conveniently located with access to public transportation, major roadways, and neighborhood amenities. Don't miss this rare opportunity to own a high-upside asset with immediate income and future scalability. Qualifies for the $15k Chicago Neighborhood Recovery Program!
Contingent
$369,900
6640 S Union Ave, Chicago, IL 60621
9beds
--sqft
Multi Family
Built in 1900
-- sqft lot
$364,400 Zestimate®
$--/sqft
$-- HOA
What's special
- 25 days |
- 206 |
- 12 |
Zillow last checked:
Listing updated:
Listed by:
Jaskirat Vig 312-344-1487,
Blue Door Dave Inc
Source: MRED as distributed by MLS GRID,MLS#: 12669270
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 9
- Bathrooms: 3
- Full bathrooms: 3
Heating
- Natural Gas
Features
- Basement: Finished,Full
Property
Parking
- Total spaces: 2
- Parking features: Yes
Lot
- Size: 3,025 Square Feet
- Dimensions: 25X121
Details
- Parcel number: 20211240170000
- Special conditions: None
Construction
Type & style
- Home type: MultiFamily
- Property subtype: Multi Family
Materials
- Brick
Condition
- New construction: No
- Year built: 1900
- Major remodel year: 2026
Utilities & green energy
- Sewer: Public Sewer
- Water: Lake Michigan
Community & HOA
Location
- Region: Chicago
Financial & listing details
- Tax assessed value: $120,010
- Date on market: 6/5/2026
- Ownership: Fee Simple
Estimated market value
$364,400
$346,000 - $383,000
$1,662/mo
Price history
| Date | Event | Price |
|---|---|---|
| 6/23/2026 | Contingent | $369,900 |
Source: | ||
| 6/5/2026 | Listed for sale | $369,900 |
Source: | ||
| 6/5/2026 | Listing removed | $369,900 |
Source: | ||
| 5/6/2026 | Listed for sale | $369,900-1.3% |
Source: | ||
| 5/6/2026 | Listing removed | $374,900 |
Source: | ||
| 5/6/2026 | Price change | $374,900-1.3% |
Source: | ||
| 4/23/2026 | Listed for sale | $379,900-2.6% |
Source: | ||
| 4/23/2026 | Listing removed | $389,900 |
Source: | ||
| 4/17/2026 | Price change | $389,900-2.5% |
Source: | ||
| 4/9/2026 | Listed for sale | $399,900 |
Source: | ||
| 4/9/2026 | Listing removed | $399,900 |
Source: | ||
| 3/12/2026 | Price change | $399,900-4.8% |
Source: | ||
| 3/4/2026 | Listed for sale | $419,900+599.8% |
Source: | ||
| 4/15/2025 | Sold | $60,000-20% |
Source: | ||
| 4/8/2025 | Pending sale | $75,000 |
Source: | ||
| 3/24/2025 | Listed for sale | $75,000 |
Source: | ||
| 1/29/2025 | Contingent | $75,000 |
Source: | ||
| 1/22/2025 | Listed for sale | $75,000+15.4% |
Source: | ||
| 11/18/2024 | Sold | $65,000+68.8% |
Source: Public Record Report a problem | ||
| 11/27/2023 | Sold | $38,500-69.2% |
Source: | ||
| 11/17/2023 | Listed for sale | $125,000+177.8% |
Source: | ||
| 7/31/1995 | Sold | $45,000 |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | -- | $12,001 +243% |
| 2023 | $39 +139.5% | $3,499 |
| 2022 | $16 -52.3% | $3,499 |
| 2021 | $34 -94.7% | $3,499 -41.5% |
| 2020 | $642 -5.2% | $5,983 -12% |
| 2019 | $677 +1.9% | $6,799 |
| 2018 | $664 -75.6% | $6,799 -57.6% |
| 2017 | $2,726 +0.5% | $16,038 |
| 2016 | $2,712 +10.3% | $16,038 |
| 2015 | $2,458 +11.6% | $16,038 +11.1% |
| 2014 | $2,203 +2.5% | $14,441 |
| 2013 | $2,148 +0.2% | $14,441 |
| 2012 | $2,144 +17.5% | $14,441 -5.6% |
| 2011 | $1,825 +7.3% | $15,299 |
| 2010 | $1,701 +16.5% | $15,299 |
| 2009 | $1,460 -16.9% | $15,299 -19.3% |
| 2008 | $1,757 +26% | $18,964 |
| 2007 | $1,395 +49% | $18,964 |
| 2006 | $936 -5.1% | $18,964 +108.1% |
| 2005 | $987 +1.9% | $9,113 |
| 2004 | $968 +4.5% | $9,113 |
| 2003 | $927 -5.4% | $9,113 +25.2% |
| 2002 | $980 -22.2% | $7,277 |
| 2001 | $1,260 +155.2% | $7,277 |
| 2000 | $494 +0% | $7,277 +59.2% |
| 1999 | $494 | $4,570 |
Find assessor info on the county website
Monthly payment
Est. payment$--/mo
Payment breakdown
Explore the cost of this home by adjusting the details. Changes won't be saved.All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
See how much you could borrow to make a competitive offer.
Climate risks
Neighborhood: Englewood
Nearby schools
GreatSchools rating
- 4/10Kershaw Elementary SchoolGrades: PK-8Distance: 0.2 mi
- 1/10Englewood STEM High SchoolGrades: 9-12Distance: 0.5 mi
Schools provided by the listing agent
- District: 299
Source: MRED as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
A local agent can set up tours, give advice and negotiate with sellers.
- Illinois
- Cook County
- Chicago
- 60621
- Englewood
- 6640 S Union Ave



