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Historic Office Property with Basement
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607 N SIXTH AVE, Tucson, AZ 85705

Two-building office asset with landscaped grounds, a finished lower level, and secure covered parking.

Property Size5,986 SF
Price / SF$365
Days on Market113

Property Features for 607 N SIXTH AVE

General Information

Standard status Active
Size 5,986 SF
Class B
Total Parking Spaces 6
Property subtype Office
Zoning HC-1, City of Tucson
Lease Type NNN
Investment Type Owner/User

Additional Details

Public Transit Yes

Amenities

mature landscaping

Building Details

Year Built 1904
Year Renovated 1967
Buildings 2
Stories 2
Units 6
Tenancy Single
Owner Occupied No
Listing Agency: Mark Irvin Commercial Real Estate Services LLC
Listed By: Mark Irvin, CCIM, SIOR · License #AZ BR008761000
Source: Crexi
Added: May 14 Changed: Sep 2 Last Checked: Sep 2 at 5:04AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Mark Irvin Commercial Real Estate Services LLC

Investment Insights

Based on property information with market context.

Built in 1904 and adapted for office use in 1967, the property comprises approximately 5,986 square feet across two separate buildings. The primary structure includes a finished basement, while the grounds feature mature landscaping and a covered, secured carport with six spaces. Additional parking is available along the surrounding streets.

The property occupies the northwest corner of North 6th Avenue and East 5th Street in Tucson, near 4th Avenue and Downtown. The Modern Streetcar is two blocks away, with connections to Downtown, the University of Arizona, and Banner University Medical Center. Zoning is HC-1 in the City of Tucson.

The asset is leased to UA Ventures through September 30, 2029 under an NNN lease with annual 3% increases.

Key Highlights

  • Approximately 5,986 square feet of office space across two buildings
  • Finished basement in the primary building
  • Six‑space covered and secured carport, plus surrounding street parking

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
$68,891
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
3.15%
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%
$1,377,820 $1.4M
Cap Rate 7%
$984,157 $984.2K
Cap Rate 9%
$765,456 $765.5K
Market Conditions
NOI Build-Up for 5,986 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
$118.5K $19.80/SF
− Vacancy
−$26.7K −$4.46/SF
EGI
$91.9K $15.35/SF
− OpEx
−$23.0K −$3.84/SF
NOI
$68.9K $11.51/SF
Area
ZIP 85705
Vacancy
22.50%
Lease Rate
$19.80 /SF/Yr
Expense Ratio
25.00%
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%
$1,377,820
Cap Rate 7%
$984,157
Cap Rate 9%
$765,456

Alternative Uses

Best Use
Office B
$984.2K
$861.1K – $1.15M (±1% cap)
NOI $68,891 @ 7.0% cap · market cap 3.15%
Second Best
no second resolved use
Theoretical Best
Office A
$1.38M
$1.21M – $1.61M (±1% cap)
NOI $96,422 @ 7.0% cap · market cap 4.41%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Low Insurance.org Insurance Agency UAVenture Capital Financial Advisor Linda R. Sherwood, ... Counselor Shelley Tait, LMFT Marriage Or Relationship Counselor

Suggested Use

Top Pick Dental Office Pharmacy (Bike/Boat/Book/etc) Store Pet Grooming Service Carpet & Flooring Store Veterinary Clinic

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

Location Intelligence

Trade Area within ½ mile

3,588
Businesses Nearby

Demographics for 85705, AZ

56,711
Population
29,145
Households
1.9
Avg Household Size
36
Median Age
20%
College-Educated
80%
High-School Grad
13.6 sq mi
ZIP Area
4,170
Density / Sq Mi
$36,606
Median Household Income
$27,220
Median Earnings
$924
Median Rent
$113,700
Median Home Value

Market

Vacancy Rate% for Office in Tucson, AZ

8.9% 2019
9.1% 2020
9.6% 2021
10% 2022
8.8% 2023
10.2% 2024
9.5% 2025
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Frequently Asked Questions

What type of property is this?
Office building - Two-building office asset with landscaped grounds, a finished lower level, and secure covered parking.
Where is this office building located?
The property is located at 607 N SIXTH AVE Tucson, AZ.
What is the asking price?
The asking price for this property is $2,184,890.
What are key features of this property?
This property features: Approximately 5,986 square feet of office space across two buildings; Finished basement in the primary building; Six‑space covered and secured carport, plus surrounding street parking
More about this property
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