A mid-century brick office building located on a corner lot in downtown Alton, Illinois, across the street from Seminary Square. The property contains a reception area, a kitchen, two bathrooms, and five additional rooms, for a total building area of approximately 1,870 square feet. It sits on a 0.47-acre lot and is configured for commercial use suitable for a variety of business types.

Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. In the full report.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with the full report.

Debts

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — in the full report.

Property tax · 2022

What does the county charge?

$7k

Tax billed · 2022

Assessed value$77k

Assessed land$8k

Assessed improvement$69k

Effective rate8.77%

Value estimate

· Oct 2026

$270k

$243k – $297k

AI approach$270k

Realmo valuation models over county records and 5 qualifying comparable sales.

Recently sold

What actually traded nearby?

$77/SF

ZIP average, outlier-cleaned · 138 recorded sales of this use type

Observed band · Q1–Q3$37 – $139

Qualifying comparables5

Cap rate analysis

How does the asset earn?

No income signal is modeled for this parcel yet — the Cap Rates tab runs the workflow.

Zoning insight

What can be built here?

No zoning code is on file for this parcel. Coverage grows with every catalog release.

JurisdictionMADISON

Location intelligence

Which uses thrive at this corner?

Best fit: Realty agency

Demand heat for this use is drawn on the map · LocInt grid

Demand index

Realty agency10.4

Parking Facility10.2

Electrical Service9.6

500 6th St Alton, IL 62002-3602

County assessor Recorded deeds · 11 transfers 5 qualifying comp sales Zoning catalog · not on file

Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.

Comparables

6 recorded sales · 18 properties nearby

Address Sale price Sold Size

5090 Humbert, Alton, IL 62002 $195,000 Dec 2024 1,910 SF

401 Henry, Alton, IL 62002-2610 $163,000 Jun 2023 2,035 SF

301 Elm, Alton, IL 62002-5128 $75,000 Dec 2022 1,848 SF

211 Elm, Alton, IL 62002-5203 $5,000 Mar 2021 1,760 SF

624 Broadway, Alton, IL 62002-6308 $110,000 Jan 2020 1,864 SF

101 Broadway, Alton, IL 62002 $375,000 Oct 2018 2,448 SF

Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.

Comparable nearby

Value Estimation
$200,000

2,035 SF

401 Henry St

OFFICE (GENERAL)

401 Henry St, Alton, IL 62002-2610

View Details
Value Estimation
$235,000

2,024 SF

211 Market St

OFFICE (GENERAL)

211 Market St, Alton, IL 62002-6231

View Details
Value Estimation
$225,000

2,660 SF

801 Henry St

OFFICE (GENERAL)

801 Henry St, Alton, IL 62002-3637

View Details
Value Estimation
$435,000

2,929 SF

4435 Alby St

OFFICE (GENERAL)

4435 Alby St, Alton, IL 62002-5916

View Details
Value Estimation
$220,000

3,247 SF

224 Broadway

OFFICE (GENERAL)

224 Broadway, Alton, IL 62002-6219

View Details
Value Estimation
$275,000

3,504 SF

305 State St

OFFICE (GENERAL)

305 State St, Alton, IL 62002-6134

View Details

Similar Nearby for Sale

$675,000

3,600 SF

Two-Tenant Office Building

Single-story professional property with occupied office spaces, on-site parking, and access from College Avenue.

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New

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Medical Office Building

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Flex Building with Garage Space

Brick-and-block flex property combines office, retail, and shop areas with three-phase power.

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New

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Flex Space with Overhead Doors

M-1 Light Industrial property combining office, warehouse, and garage areas.

2726 E Broadway, Alton, IL 62002

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New

$210,000

0.47 Acres

Mid-Century Brick Office Building

Corner-lot property offers a reception area, kitchen, two baths, and five additional rooms.

500 E 6th Street, Alton, IL 62002

View Details
New

$225,000

0.39 Acres

Office Building with Detached Garage

Brick office property with multiple workspaces and a detached garage.

2216 State Street, Alton, IL 62002

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Similar Nearby for Lease

New

Contact for pricing
2,080 sqft

First-Floor Office Suite

C-2-zoned professional suite with private offices, reception space, and accessible building features.

3 Professional Dr, Alton, IL 62002

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$13 SF/Yr

1,820 sqft

Retail Suite with Reception Area

NNN suite offers office, storage, and an accessible restroom for immediate occupancy.

237 E Center Drive C, Alton, IL 62002

View Details
$1,800/Mo

1,685 sqft

Retail Space in Retail Center

Retail center space with parking, State Street access, and utility costs paid by the seller.

2600 State St, Alton, IL 62002

View Details
New

$13 SF/Yr

3,425 sqft

Professional Office Suite

Existing reception, meeting, storage, and office areas support immediate occupancy.

235 E Center Drive A, Alton, IL 62002

View Details
$13 SF/Yr

Retail Space Near Mall

Available retail and office suite with showroom, private office, storage, and restroom areas under an NNN lease structure.

219 E Center Drive, Alton, IL 62002

View Details
Contact for pricing
5,841 sqft

Downtown Office Suite with Conference

Second-floor office suite features 11 offices, oversized conference/training room, and reception and waiting areas.

550 Landmarks Blvd, Alton, IL 62002

View Details

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500 6th St Alton, IL 62002

Property summary