621 Main St Chattanooga, TN 37408-1425
Individually Owned
Free & Clear
Estimated value (blended)
$690k
Range $621k – $759k (±10%)
Implied cap rate
2.80%
In-place · NOI ÷ last sale
Property ID
US80-3370266
Property profile
Verified
Property type
Office Spaces
Use group
OFFICE (GENERAL)
Year built
1950
Total area
1,770 SF
Lot
0.15 ac (6,413 SF)
Zoning code
C3
APN
145L H 005
UPID
US80-3370266
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$580k
Blend (final)
Blend
$690k
Owner & transaction history
since 2026
Last sale
$475,000
7 recorded transactions
Zoning & alternative use
C3 · Chattanooga, TN
Top alternative use upside
Medical building
$440,000
+37.3%
Auto repair, garage
$375,000
+17.4%
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
Value estimation
Instant AI valuation built from comps, income signals, and proprietary benchmarks. A defensible range, not a single guess.
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Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
All 9 comparables with addresses
2 alternative uses screened
Sensitivity value band
Source audit · 10 inputs
PDF export
Analytics Standard · 5 reports
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Summary
1
Valuation conclusion
Included free
Estimated market value
$690k
Value range
$621k – $759k
±10% around blend
Estimated value / SF
$390 / SF
Confidence
High
9 county-verified comps
Property data
88
Market benchmarks
100
Comparable evidence
90
$621k
blend $690k
$759k
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
1,770 SF
Lot area
0.15 ac
Year built
1950
Stories
1
APN
145L H 005
Assessed value
$179,960
Annual tax
$4,026
3
Income approach: direct capitalization
Partial preview
Not enough income data on file for a CAP-approach estimation.
4
Sales comparison
Partial preview
Sales approach indication
$352k
Weighted, 9 comps · high confidence
Evidence
9 found · 6 selected
County-verified recorded sales
Comparable
Sale dateSale price$ / SF
0.7 mi away · 1,296 SF
1.2 mi away · 2,010 SF
5.4 mi away · 1,656 SF
5.4 mi away · 1,854 SF
6.6 mi away · 1,500 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$690k
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
ZIP 34 sales
$181
+116%
Submarket 438 sales
$150
+160%
County 548 sales
$153
+154%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $390/SF. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Alternative use screening
Partial preview
Top alternative use
Medical Building
Gross theoretical uplift
+37%
vs current-use indication
Auto Repair, Garage
Values shown before conversion costs, entitlement costs, capital expenditures and stabilization risk.
8
Data & methodology
Included free
Building area
County record
Property tax
County record
Assessed value
County record
Zoning designation
Not available
Operating expenses
Not available
Market rent
Not available
Actual rent roll
Not available
Tenant leases
Not available
Physical condition
Not inspected
Conversion costs
Not available
Not analyzed due to unavailable source data: tenant leases, physical condition and capital
requirements were not available for this desktop analysis. Cost Approach excluded due to
availability of income evidence.
Automated valuation analysis, not a licensed appraisal. Figures are derived from public
records and proprietary models. Desktop analysis: no physical inspection, tenant leases or reported
property income. Verify with a licensed appraiser before transacting.
Cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
17% off on annual
Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Comparable evidence · 9 sales
Market rates by use type
PDF export
Analytics Standard · 5 reports
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Overview
Implied cap rate
2.80%
Implied, in-place cap rate for this office spaces
Estimated NOI ÷ last recorded sale. Refine with your own numbers in the full report.
NOI (est.)
$33k *
Last sale · Nov 2020
$475k
* derived from a real price signal at a 7% cap
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$1.19M
Move the market yield to see immediate price impact.
Value / SF
$671
Vs. selected
Base
Derivation
NOI ÷ cap
Arithmetic over the derived NOI * — not market scenario modeling.
NOI × cap matrix
Preview
Preview of 9 modeled outcomes.
NOI
2.30%2.80%3.30%
$30k
$1.30M
$1.07M
$907k
$33k
$1.45M
$1.19M
$1.01M
$37k
$1.59M
$1.31M
$1.11M
NOI sensitivity ±10% across the selected-rate band (±0.5 pp) — derivation of the NOI above.
Comparable evidence
Partial preview
Recorded sales nearby
9 found
High confidence · county-verified
Closest comparable
$425k
0.7 mi · Oct 2025 · $215/SF
Property tax & assessments
Tax year 2023Property tax & assessments
Tax year 2023
Tax billed
$4,026
Tax year 2023
Assessed value
$179,960
Assessed 2023
Previous assessed
$179,960
+0.0% YoY
Effective rate
2.24%
On assessed value
Land market value
$384,800
Improvement market value
$65,100
Total market value
$449,900
Applied tax rate
1.0000
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office Spaces
Use group
OFFICE (GENERAL)
Status
Off-Market
Year built
1950
Heating
YES
Stories
1
Total area
1,770 SF
Lot
0.15 ac (6,413 SF)
Zoning code
C3
APN
145L H 005
UPID
US80-3370266
Jurisdiction
HAMILTON
Zoning & alternative use
C3 · Chattanooga, TNZoning C3 · permitted uses
C3 · Chattanooga, TN
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Alternative use value scenarios
Repositioning upside vs current use
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Building & site characteristics
From public records
Year built
1950
Heating
YES
Stories
1
Lot
0.15 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
C3
Jurisdiction
Chattanooga, TN
Recorded code
C3
Zoning Insight
What can be built and operated here — officially.
The district profile from the municipal source: what is on file for C3 in Chattanooga, TN.
What opens after registration
Zoning profile
3 official documentsVerified municipal sources with file download
Match provenanceAssignment basis, match tier and confidence
Private report access
See the official zoning profile for this address.
Registration is required before the official district profile is shown.
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Ownership Intelligence
Find the owner behind the property.
Unlock the evidence behind ownership: portfolio, transactions, debt and signals that help you decide who to contact next.
What opens after registration
Ownership report
Owner identityResolved entity and name variants
Portfolio holdingsLinked properties and estimated value
Deal signalsSell-side activity worth following
Debt & historyRecorded loans and transaction history
Private report access
See the ownership record for this address.
Registration is required before any owner information is shown.
One complete report on every paid plan · 5 · 30 · 100 reports per month.
Owner of record and activity signals are derived from public records and modeled classifications.
They do not confirm beneficial ownership or intent to transact.
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