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Three-Story Mixed-Use Building
For Sale
$549,900

117 Mill Street, Orono, ME 04473

Commercial Sale, Orono, ME

Property Size4,560 SF
Lot Size0.25 Acres
Price / SF$120.59
Days on Market55

Property Features for 117 Mill Street

General Information

Property type Commercial Sale
Property subtype Other
Zoning HDR
Rooms Basement
Basement Full, Unfinished
Lot features Near Shopping, Suburban
Standard status Active
Size 4,560 SF
Lot size 0.25 Acres

Taxes and HOA fees

Tax Year 2025
Tax Annual Amount 8565

Utilities

Sewer type Public Sewer
Heating system Hot Water(Heating), Baseboard, Zoned, Natural Gas
Water source Public

Building Details

Year built 1910
Flooring type Vinyl, Carpet
Building materials Masonry, Stucco, Vinyl Siding
Roof type Membrane
Listing Agency: ERA Dawson-Bradford Co. · ERA Real Estate
Listed By: Adrian Nadeau
Added: Jul 16 Changed: Sep 2 Last Checked: Sep 8 at 8:06AM
MLS# 1669656

Copyright © 2026 Maine Listings. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Investment Insights

Based on property information with market context.

This vacant three-story mixed-use property contains 4,560 square feet on a 0.25-acre lot and dates to 1910. The building has masonry, stucco, and vinyl siding, with vinyl and carpet flooring. Recent work includes a reinforced foundation and updated heating systems using zoned natural-gas hot-water and baseboard equipment. Residential, office, and commercial configurations are supported subject to local approvals, and residential units include washer and dryer connections; one unit is furnished.

Located at 117 Mill Street in Orono, the property includes an on-site garage and ample parking. Public transportation is accessible, while downtown dining, retail, services, and recreation are nearby. The University of Maine is also in the surrounding area. Public water and public sewer serve the property, which is zoned HDR and has a membrane roof.

Key Highlights

  • 4,560‑square‑foot vacant three‑story building on 0.25 acres
  • 1910 construction with a reinforced foundation and updated heating systems
  • HDR zoning with residential, office, and commercial applications subject to local approvals

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$38,436
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
6.99%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$768,720 $768.7K
Cap Rate 7%
$549,086 $549.1K
Cap Rate 9%
$427,067 $427.1K
Market Conditions
NOI Build-Up for 4,560 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$73.9K $16.20/SF
− Vacancy
−$4.0K −$0.87/SF
EGI
$69.9K $15.33/SF
− OpEx
−$31.4K −$6.90/SF
NOI
$38.4K $8.43/SF
Area
Penobscot County, ME
Vacancy
5.40%
Lease Rate
$16.20 /SF/Yr
Expense Ratio
45.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$768,720
Cap Rate 7%
$549,086
Cap Rate 9%
$427,067

Alternative Uses

Best Use
Office B
$920.9K
$805.8K – $1.07M (±1% cap)
NOI $64,461 @ 7.0% cap · market cap 11.72%
Second Best
Apartment 5plus
$549.1K
$480.5K – $640.6K (±1% cap)
NOI $38,436 @ 7.0% cap · market cap 6.99%
Theoretical Best
Office A
$1.47M
$1.29M – $1.72M (±1% cap)
NOI $103,092 @ 7.0% cap · market cap 18.75%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Seacoast Property Solutions Property Investment Company

Suggested Use

Top Pick Building Supply HVAC Service Nail Salon Big Box & Wholesale Store Bakery (Bike/Boat/Book/etc) Store

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

198
Businesses Nearby

Demographics for 04473, ME

8,070
Population
3,759
Households
2.1
Avg Household Size
28
Median Age
64%
College-Educated
98%
High-School Grad
17.3 sq mi
ZIP Area
466
Density / Sq Mi
$58,893
Median Household Income
$27,016
Median Earnings
$1,146
Median Rent
$217,800
Median Home Value

Market

Vacancy Rate% for Office in Northeast region

13.1% 2019
15.4% 2020
17.6% 2021
19.1% 2022
20.2% 2023
20.9% 2024
19.9% 2025
Rey
Questions? Ask Rey
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Frequently Asked Questions

What type of property is this?
Mixed-use property - Vacant property with updated heating, a garage, and on-site parking near downtown amenities and the University of Maine.
Where is this mixed-use property located?
The property is located at 117 Mill Street Orono, ME.
What is the asking price?
The asking price for this property is $549,900.
What are key features of this property?
This property features: 4,560‑square‑foot vacant three‑story building on 0.25 acres; 1910 construction with a reinforced foundation and updated heating systems; HDR zoning with residential, office, and commercial applications subject to local approvals
More about this property
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