Property summary
This exceptional 13,608 square foot office building at 30 Milk Street in Portland, Maine, presents a unique investment opportunity. Built in 1900, this historic property boasts a desirable location within the B-3 Downtown Business Pedestrian Activities District (PAD) Overlay zoning. Currently offering 4,000 square feet of vacant space, the building is suitable for a variety of uses, including executive office suites, coworking spaces, and medical offices. The multiple tenancy structure… allows for flexibility in leasing arrangements. The building features attractive 9-foot ceilings and convenient elevator access. Situated on a 0.051-acre lot (APN: Map 32, Block F, Lot 9, Cumberland County), this property offers a blend of historical charm and modern convenience. Its central location in Portland's vibrant Old Port district provides excellent visibility and accessibility. The property's versatile nature makes it an ideal choice for businesses seeking a prestigious address in a thriving urban environment. This is a rare opportunity to acquire a well-located, adaptable office space in the heart of Portland, Maine. The existing infrastructure provides a solid foundation for immediate occupancy or future renovations.
Ownership intelligence
Resolved identity, portfolio, hold profile and investor signals. Included 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 and 3 qualifying comparable sales.
Recently sold
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 recent transactions · within 1.5 miComparable in this City
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.
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Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
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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 signals that 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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- Full Property Data
- Historical Records
- Value Estimation
- NOI Potential
- Cap Rate Calculation
- Location Insight
- Alternative use
- Local Zoning Insight