Property summary
The property comprises three buildings— the Irwin Office Building & Conference Center, and Building D—set on approximately 1.90 acres and zoned CD (Commercial Development). It is located adjacent to the Cummins Corporate Headquarters in downtown Columbus, with direct frontage/entrance access for Building D from Washington Street, the primary corridor. The Irwin Office Building & Conference Center totals approximately 75,438 square feet, including an approximately 60,264-square-foot office… building and an approximately 15,174-square-foot conference center. The Irwin Conference Center, designed by Eero Saarinen and constructed in 1954, was designated a National Historic Landmark by the National Park Service in 2001. The Irwin Office Building, designed by Kevin Roche and John Dinkeloo & Associates, was built in 1973 and features expansive glass for daylighting and an open feel; within the office facility, conference rooms are located in repurposed bank vaults. Building D contains approximately 15,356 square feet and is finished with modern, higher-end interior finishes; although historically separate, it is configured to be demised to support an owner-occupant use.
Ownership intelligence
Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. In the full report.
Owner contacts
Skip-traced phones and e-mails of the owner. Included with the full report.
Mortgages
Recorded lenders, amounts and estimated maturities of the owner's loan book — in the full report.
Property tax · 2023
Value estimate
· Sep 2026Realmo valuation models over county records.
Recently sold
No data for this sectionNo cleaned sale $/SF benchmark exists for this use type in this ZIP, submarket or county yet.
Cap rate analysis
No income signal is modeled for this parcel yet — the Cap Rates tab runs the workflow.
Zoning insight
No data for this sectionNo zoning code is on file for this parcel. Coverage grows with every catalog release.
Location intelligence
Demand index: how under-served this business type is around this point — modeled from the LocInt grid (area demand vs. what already operates, adjusted by real visit traffic). Higher means stronger unmet demand.
Location
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 · 13 properties nearbyComparable nearby
Similar Nearby for Sale
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Instant AI valuation built from comps, income signals, and proprietary benchmarks.A defensible range, not a single guess.
from $99/month
- GBA
- 75,306 SF
- Lot area
- 1.38 ac
- Year built
- 1900
- Stories
- 4
- APN
- 03-95-24-340-000.700-005
- Assessed value · 2023
- $3,123,500
- Annual tax · 2023
- $79,899
- Retail Stores
- Medical Building
- Apartment House (5+ Units)
- Auto Repair, Garage
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
from $99/month
Price sensitivity
The rate is the decision lever; valuation is the consequence.
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
No zoning code is on file for this parcel. Zoning coverage grows with every catalog release — check back, or open Location Intelligence for use analysis of this corner.
Phones and e-mails of the people behind this property's owner, traced from licensed contact data.
Owner phones and e-mails come with the full report for this property - traced from licensed contact data, with verification and Do-Not-Call flags on every number.
Unlock the evidence behind ownership: portfolio, transactions, debt and any signals we can model, to help you decide who to contact next.
Registration is required before any owner information is shown.
The mortgage data is behind the paid report: recorded loans of the owner - lender, amount, rate and the estimated maturity - as part of the Ownership Intelligence workspace.
Registration is required before any owner information is shown.
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