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620 S Charles St Duplex
B- Composite 67.18
Why this score? — see what drove the B- grade

The composite is a weighted blend of 9 inputs, each scored 0–100. Each bar is that input's sub-score; the figure is the points it added to the 100-point composite (weight × sub-score).

  • Cash flow +25.4/30.0
  • ARV discount +15.0/15.0
  • DSCR +8.4/10.0
  • 1% rule +6.7/10.0
  • Condition / age +4.0/5.0
  • Livability +3.1/5.0
  • Schools +2.9/10.0
  • Rent growth +1.8/5.0
  • Appreciation +0.0/10.0

$280,000

620 S Charles St · Sherman, TX 75090
8 bd · 7.0 ba · 2,830 sqft · MultiFamily · 266 Days on market
Built 1930 Good condition 10,498 sqft lot $99/sqft · 20% below area Est $350k · 20% under

🖨 Deal sheet (PDF) 📄 Offer letter ✓ Due diligence

Multi-family units

County records classify this as Multi-Family (5+ Unit). Listing-text estimate: 2 units. estimate disagrees with records

5+ unit building — per-unit beds/baths from public records are typically unavailable; the breakdown below (if shown) is an estimate from the listing text.

Listing remarks MLS

100% occupied Duplex in Sherman, Tx! Unit 620 is a 3 bed 2 bath leased through 7-5-26 at $1,325 a month. Unit 622 is a 4 bed 2 bath currently leased at $1175 through 7-14-26. Both units updated! Open-concept living area with plenty of natural light and space! UPDATED Kitchen with white cabinets, granite C-tops, and tile backsplash! Large Primary Bedroom with adjoining on-suite bath featuring tile shower! All bedrooms are a good size. Shared yard and plenty of parking!

Key facts

  • Plenty of parking
  • Updated kitchen
  • 0.24 acre lot

Tags

OPEN-CONCEPT LIVING AREAUPDATED KITCHENPLENTY OF PARKING

Neighborhood map

Property Rental comp Retail Transit Schools Stadiums Fortune 500 · Circle radius: 3.0 mi
Loading POIs…

What this means for you Summary

Snapshot

  • This is a 1×4bd/2.0ba + 1×3bd/2.0ba units multifamily listed at $280k. Condition is rated good.

Deal economics

  • At list price, monthly cash flow is $644 ($8k/yr) — positive. Per door: $322/mo.
  • The deal already cash-flows at list — no discount required.
  • Meets the 1% rule at list price ($3k rent vs $280k).
  • Recommended offer: $246k (12.0% below list) — sets the bar for market timing.
  • Cap rate 9.1% vs local median 3.7% in Sherman — top-decile yield for the area; either an underpriced asset or a hidden risk that comps aren't pricing in. Stress-test before assuming the spread holds.

Location & tenants

  • Location reads 61/100 on livability (#1,027 in TX) — a middle-class / working-renter tenant base. Strengths: cost of living A+, housing A+; Watch: crime C-, employment C-, schools D-.
  • Sherman ISD (urban): math 31% / reading 37% proficiency, ranked #546 of 826 in TX (top 66%) — families likely to look elsewhere, expect single-tenant / working-renter base with shorter leases.
  • Market conditions: Rents soft (-2.7%/yr); 473 active listings in the ZIP; 2,272 units permitted in Grayson County in 2024 (750 in 5+ unit buildings).
  • At $3,264/mo this rent would consume 71% of the median local household income ($56k/yr) (locally 840% of renters already pay >50% of income on rent) — very limited rent-growth headroom before tenants either downsize or default.

Forward outlook

  • Local home prices are declining (-3.0%/yr); year-one equity from $2k of loan paydown is wiped out by about $8k of value loss. Plan a longer hold.
  • Grayson County population projected at +12% by 2050 — modest demand growth; plan on rents tracking national, not racing it.

Negotiation context

  • It's been on market 266 days — a 12% lower offer ($246k) is reasonable based on typical stale-listing flexibility.
  • 8 sale attempts since 2y ago; this cycle's ask has dropped $60k (18%) from the opening price — seller is motivated, your offer sets the floor, not the list.

Risks & watch-outs

  • Watch-outs: built in 1930 — expect roof / HVAC / electrical / plumbing capex.
  • Climate carrying-cost: major wildfire risk; extreme-heat days projected 7→22/yr by 2055 (HVAC capex compounding) — expect insurance premiums to compound above CPI over the hold.
Recommended offer $246,400 (12.0% below list)

Questions for the listing agent

  1. It's been on market 266 days. Have you received any prior offers? Is the seller open to a 12% concession, seller financing, or rate buy-down credit?
  2. Can we see the unit-by-unit rent roll, current vacancy, and any below-market leases? What's the average tenancy length?
  3. What capital expenditures (roof, boiler, parking lot, exteriors) have been made in the last 5 years, and what's planned in the next 2?
  4. Built in 1930 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  5. Why hasn't it sold? Are there any deal-killer items the seller is aware of (foundation, flood, title, zoning, code violations)?
  6. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  7. Schools are D-rated, which usually means shorter tenancies and higher turnover. Who's the typical renter profile here, and what's been the actual vacancy rate?
  8. What's the average days-on-market for RENTAL listings here right now (not sales)? A rising rental-DOM trend means longer vacancies and softer asking-rent achievability than the comps imply.
  9. What's the recent tenant-quality profile in this submarket — average credit score on applications, eviction rate, late-payment / NSF rate, and stable-employment percentage? A property-management company in the area should have these aggregated.
  10. How much new apartment / multifamily construction is in the pipeline within 1–3 miles? Heavy new supply (>2% of stock underway) typically softens rents 12–24 months out; light construction supports rent growth.

Investment metrics

1% rule
1.17%
Cap rate
9.05%
Cash-on-cash
9.85%
DSCR
1.44
GRM
7.1

CMA / ARV

ARV (median comp)
$350,005
List price
$280,000
Delta
-20.00%
Verdict
UNDERPRICED
Comps
11 within 1.0 mi
Show comp detail 1 sale within ~0.75 mi
Address Dist Beds/Ba Sqft Sold Price $/sf Match
1700 E Mulberry St 0.62mi 8/4.0 3,046 (+8%) 23mo $359,900 $118 27

Match score weights: distance 35% · size 25% · config 20% · recency 20%. Top-matched comps best support the ARV.

Projected returns pro-forma

-3.0% appreciation · 0.0% rent growth · sell at horizon

5-year hold
IRR
-4.9%
Equity multiple
0.82×
Total profit
$-13,901
Equity at exit
$41,749
10-year hold
IRR
0.8%
Equity multiple
1.05×
Total profit
$3,907
Equity at exit
$24,209

Cash invested: $78,400 (down + closing). Projections, not guarantees.

Landlord ↔ Tenant lean methodology

Overall (STATE)
87 Strongly Landlord-Friendly
State Texas
87 Strongly Landlord-Friendly · R+5
County
— inherits STATE
City
— inherits STATE
3-day notice; statewide preemption; one of the fastest eviction climates; Travis County (Austin) slightly slower.

ZIP-level market 75090

Home prices YoY
-20.0%
Rents YoY
-2.7%
Active inventory
473
Price-to-rent
13.7×

Monthly cashflow live

Estimated rent
$3,264 high interval (Pro) →
Mortgage (P&I)
$1,468
Tax est. 1.5%
$350 /mo · $4,200/yr
Insurance
$117
HOA
$0
Vacancy / Maint / Mgmt
$685
Net cashflow
$644

Break-even live

Break-even rent $2,449
Max offer price $280,000
Occupancy floor 75%

Sensitivity live

Price -10% $837 -5% $740 +0% $644 +5% $547 +10% $450
Rent -10% $386 -5% $515 +0% $644 +5% $772 +10% $901
Rate -1.0pp $785 -0.5pp $715 base $644 +0.5pp $571 +1.0pp $497

2-unit breakdown (identical units grouped — click to expand)

UnitsBedsBathsEst. rent
1× unit 4 2 $1,702
1× unit 3 2 $1,562
Total (2 units) $3,264

UW: 25.0% down · 7.5% · 30yr · 1.5% tax · 5.0% vac · 8.0% maint · 8.0% mgmt

Financing live

Cash to close

Down payment
$70,000
Closing costs
$8,400
Reserves months
Total cash needed

Loan-product check · same deal, 3 products live

Conventional

25% down · 7.5% · 30yr

Down + closing
Monthly P&I
Monthly cashflow
DSCR
Eligible?

Personal DTI + credit; lowest rate.

DSCR

20% down · 8.5% · 30yr

Down + closing
Monthly P&I
Monthly cashflow
DSCR
Eligible?

No personal income docs; deal must DSCR.

Hard money

10% down · 12.0% · 12mo

Down + closing
Monthly P&I
Monthly cashflow
DSCR
Eligible?

Short-term bridge; refi at stabilization.

Listing history 45 events

  1. 2026-06-19
    days on market $280,000 Active 266 DOM
  2. 2026-06-18
    days on market $280,000 Active 265 DOM
  3. 2026-06-17
    days on market $280,000 Active 264 DOM
  4. 2026-06-16
    days on market $280,000 Active 263 DOM
  5. 2026-06-15
    days on market $280,000 Active 262 DOM
  6. 2026-06-14
    days on market $280,000 Active 260 DOM
  7. 2026-06-13
    days on market $280,000 Active 259 DOM
  8. 2026-06-10
    days on market $280,000 Active 257 DOM
  9. 2026-06-09
    days on market $280,000 Active 256 DOM
  10. 2026-06-08
    days on market $280,000 Active 255 DOM
  11. 2026-06-07
    days on market $280,000 Active 254 DOM
  12. 2026-06-03
    days on market $280,000 Active 250 DOM
  13. 2026-06-02
    days on market $280,000 Active 249 DOM
  14. 2026-06-01
    days on market $280,000 Active 248 DOM
  15. 2026-05-31
    days on market $280,000 Active 247 DOM
  16. 2026-05-30
    days on market $280,000 Active 246 DOM
  17. 2026-03-18
    price $290,000 472-char remark
    Show marketing remark (472 chars)

    100% occupied Duplex in Sherman, Tx! Unit 620 is a 3 bed 2 bath leased through 7-5-26 at $1,325 a month. Unit 622 is a 4 bed 2 bath currently leased at $1175 through 7-14-26. Both units updated! Open-concept living area with plenty of natural light and space! UPDATED Kitchen with white cabinets, granite C-tops, and tile backsplash! Large Primary Bedroom with adjoining on-suite bath featuring tile shower! All bedrooms are a good size. Shared yard and plenty of parking!

  18. 2026-02-21
    price $295,000 472-char remark
    Show marketing remark (472 chars)

    100% occupied Duplex in Sherman, Tx! Unit 620 is a 3 bed 2 bath leased through 7-5-26 at $1,325 a month. Unit 622 is a 4 bed 2 bath currently leased at $1175 through 7-14-26. Both units updated! Open-concept living area with plenty of natural light and space! UPDATED Kitchen with white cabinets, granite C-tops, and tile backsplash! Large Primary Bedroom with adjoining on-suite bath featuring tile shower! All bedrooms are a good size. Shared yard and plenty of parking!

  19. 2025-12-24
    price $300,000 472-char remark
    Show marketing remark (472 chars)

    100% occupied Duplex in Sherman, Tx! Unit 620 is a 3 bed 2 bath leased through 7-5-26 at $1,325 a month. Unit 622 is a 4 bed 2 bath currently leased at $1175 through 7-14-26. Both units updated! Open-concept living area with plenty of natural light and space! UPDATED Kitchen with white cabinets, granite C-tops, and tile backsplash! Large Primary Bedroom with adjoining on-suite bath featuring tile shower! All bedrooms are a good size. Shared yard and plenty of parking!

  20. 2025-11-11
    price $305,000 472-char remark
    Show marketing remark (472 chars)

    100% occupied Duplex in Sherman, Tx! Unit 620 is a 3 bed 2 bath leased through 7-5-26 at $1,325 a month. Unit 622 is a 4 bed 2 bath currently leased at $1175 through 7-14-26. Both units updated! Open-concept living area with plenty of natural light and space! UPDATED Kitchen with white cabinets, granite C-tops, and tile backsplash! Large Primary Bedroom with adjoining on-suite bath featuring tile shower! All bedrooms are a good size. Shared yard and plenty of parking!

  21. 2025-10-31
    price $315,000 472-char remark
    Show marketing remark (472 chars)

    100% occupied Duplex in Sherman, Tx! Unit 620 is a 3 bed 2 bath leased through 7-5-26 at $1,325 a month. Unit 622 is a 4 bed 2 bath currently leased at $1175 through 7-14-26. Both units updated! Open-concept living area with plenty of natural light and space! UPDATED Kitchen with white cabinets, granite C-tops, and tile backsplash! Large Primary Bedroom with adjoining on-suite bath featuring tile shower! All bedrooms are a good size. Shared yard and plenty of parking!

  22. 2025-10-13
    price $325,000 472-char remark
    Show marketing remark (472 chars)

    100% occupied Duplex in Sherman, Tx! Unit 620 is a 3 bed 2 bath leased through 7-5-26 at $1,325 a month. Unit 622 is a 4 bed 2 bath currently leased at $1175 through 7-14-26. Both units updated! Open-concept living area with plenty of natural light and space! UPDATED Kitchen with white cabinets, granite C-tops, and tile backsplash! Large Primary Bedroom with adjoining on-suite bath featuring tile shower! All bedrooms are a good size. Shared yard and plenty of parking!

  23. 2025-09-26
    listed $340,000 Active 472-char remark
    Show marketing remark (472 chars)

    100% occupied Duplex in Sherman, Tx! Unit 620 is a 3 bed 2 bath leased through 7-5-26 at $1,325 a month. Unit 622 is a 4 bed 2 bath currently leased at $1175 through 7-14-26. Both units updated! Open-concept living area with plenty of natural light and space! UPDATED Kitchen with white cabinets, granite C-tops, and tile backsplash! Large Primary Bedroom with adjoining on-suite bath featuring tile shower! All bedrooms are a good size. Shared yard and plenty of parking!

  24. 2025-08-16
    listed $1,375
  25. 2025-07-14
    historical $1,099
  26. 2025-05-28
    listed $1,099
  27. 2024-11-18
    historical
  28. 2024-09-18
    listed $318,000 Active
  29. 2024-09-17
    historical
  30. 2024-08-28
    historical $1,325
  31. 2024-08-26
    price $325,000
  32. 2024-08-20
    historical $1,325
  33. 2024-08-19
    price $330,000
  34. 2024-08-10
    price $1,325
  35. 2024-08-05
    price $340,000
  36. 2024-07-31
    listed $1,495
  37. 2024-07-26
    listed $1,495
  38. 2024-07-20
    historical $1,350
  39. 2024-06-28
    price $1,350
  40. 2024-06-27
    price $350,000
  41. 2024-06-04
    price $360,000
  42. 2024-05-03
    price $1,375
  43. 2024-04-24
    listed $370,000 Active
  44. 2024-04-23
    price $1,399
  45. 2024-03-09
    listed $1,425

ⓘ Source: listings_history table (triggers on properties + properties_extension) + one-shot backfill from property_details.listing_events for pre-trigger history.

Climate risk First Street

  • 🌊 Flood 1/10 Low FEMA zone X (unshaded) · 0% chance over 30 yrs
  • 🔥 Wildfire 6/10 Major
  • 🌡 Heat 6/10 Major 7 d/yr ≥108°F today · 22 d/yr by 30 yrs out
  • 💨 Wind 4/10 Moderate 22% chance of damaging wind over 30 yrs
  • 🫁 Air quality 3/10 Moderate 2 unhealthy d/yr today · 3 by 30 yrs out

Nearby sold comps map

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Walkable amenities ~0.75 mi

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Taxation est. · year 1

Rental income
$39,168
− Mortgage interest
−$15,684
− Property taxes
−$4,200
− Insurance
−$1,400
− Repairs & maintenance
−$3,133
− Management
−$3,133
− Depreciation
−$8,145
Taxable income
$3,471
combined federal + state — saved on this device
Est. tax owed @ 24.0%
−$833
After-tax cash flow
$6,889/yr

For passive investors: Depreciation is non-cash, so a rental often shows a tax loss while cash-flowing — sheltering income. Rental losses are passive: they offset passive income freely, and up to $25,000/yr can offset ordinary (W-2) income if you actively participate and your MAGI is under $100k (phasing out to $0 by $150k); unused losses carry forward. On sale, claimed depreciation is recaptured at up to 25%, and gains may owe capital-gains tax (a 1031 exchange can defer both). Figures are a year-1 estimate at your 24.0% rate — not tax advice; consult a CPA.

Condition & rehab AI · 12 photos

Good 80/100 Cosmetic rehab

This 100% tenant-occupied duplex in Sherman, TX is in good condition with updated kitchens and bathrooms. It offers a good investment opportunity with potential for further value increases through landscaping and curb appeal improvements.

Value-add opportunities

  • Both Landscaping and curb appeal improvements — Enhances curb appeal and could attract more tenants
  • Both Painting exterior and interior — Fresh paint can improve the home's appearance and value
  • Both Landscaping and curb appeal improvements — Enhances curb appeal and could attract more tenants

Renovation cost estimate screening

Value-add ROI direction

  • Both Landscaping and curb appeal improvements — Enhances curb appeal and could attract more tenants
  • Both Painting exterior and interior — Fresh paint can improve the home's appearance and value
  • Both Landscaping and curb appeal improvements — Enhances curb appeal and could attract more tenants

ⓘ Cost ranges are severity-bucket heuristics (US national rule-of-thumb). Get contractor quotes + a written scope before underwriting a rehab budget.

Schools (NCES district)

District
Sherman ISD
NCES district ID
4840080
Math proficiency
31% ▼ -9.00%
Reading proficiency
37% ▼ -2.00%
Median HH income
$42,587
Composite
28.79/100
National rank
#6665
State rank
#546 of 826 in TX

Livability — Sherman

Score
61/100
State rank
#1027
US rank
#18243

Category grades

Amenities F Commute F Cost of living A+ Crime C- Employment C- Housing A+ Health & safety F User ratings F

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
Sherman, TX
County
Grayson County · 108,053 people
City population
54,936
Metro
Sherman-Denison, TX
Population (ZIP)
26,594
Household income
$55,543
Rent vs Own
42.8% rent · 57.2% own
Severe rent burden
840.0

Population outlook (Grayson County) Hauer SSP2

Today (2025)
134,540 people
By 2030
138,653 · +3.1%
By 2040
145,958 · +8.5%
By 2050
151,218 · +12.4%
By 2075
161,802 · +20.3%
By 2100
159,036 · +18.2%

Race, ethnicity, and origin ACS 2023

Neighborhood character
Diverse neighborhood (Simpson 0.64)
Race & ethnicity
White 49% Hispanic / Latino 32% Two or more races 17% Black 11%
Hispanic origin (detail)
Mexican 26%
Common ancestry
Slovak 2% Romanian 2% Lithuanian 1%
Foreign-born
15% · Canada
Languages at home
73% English-only · Spanish 24% German/W. Germanic 1% Other Indo-European 1%

Political lean MEDSL · Grayson

2024 margin
Solid R (+54.3) · D 22.5% · R 76.7%
2008→2024 swing
-16.4pp toward R · 2008: -37.9pp · 2024: -54.3pp
All cycles
2024: R+54.3 2020: R+49.9 2016: R+53.1 2012: R+48.0 2008: R+37.9

Not yet ingested

Civics

Market trends

HPI YoY
▼ -69.00%
Current HPI
276.5739
Rent YoY
▼ -2.70%
Metro
Sherman-Denison, TX
State GDP YoY
▲ 3.95%
F500 in state
110

Industry mix (Fortune 500 HQ in TX)

Industry F500 HQs Revenue

Price history

+20250.9% since first listed
29 events — show timeline
  • 2026-03-18 Price Changed $290,000 NTREIS
  • 2026-02-21 Price Changed $295,000 NTREIS
  • 2025-12-24 Price Changed $300,000 NTREIS
  • 2025-11-11 Price Changed $305,000 NTREIS
  • 2025-10-31 Price Changed $315,000 NTREIS
  • 2025-10-13 Price Changed $325,000 NTREIS
  • 2025-09-26 Listed $340,000 NTREIS
  • 2025-08-16 Listed for Rent $1,375 SHOWMOJO
  • 2025-07-14 Rental Removed $1,099 SHOWMOJO
  • 2025-05-28 Listed for Rent $1,099 SHOWMOJO
  • 2024-11-18 Listing Removed NTREIS
  • 2024-09-18 Listed $318,000 NTREIS
  • 2024-09-17 Listing Removed NTREIS
  • 2024-08-28 Rental Removed $1,325 BUILDIUM
  • 2024-08-26 Price Changed $325,000 NTREIS
  • 2024-08-20 Rental Removed $1,325 SHOWMOJO
  • 2024-08-19 Price Changed $330,000 NTREIS
  • 2024-08-10 Price Changed $1,325 BUILDIUM
  • 2024-08-05 Price Changed $340,000 NTREIS
  • 2024-07-31 Listed for Rent $1,495 BUILDIUM
  • 2024-07-26 Listed for Rent $1,495 SHOWMOJO
  • 2024-07-20 Rental Removed $1,350 BUILDIUM
  • 2024-06-28 Price Changed $1,350 BUILDIUM
  • 2024-06-27 Price Changed $350,000 NTREIS
  • 2024-06-04 Price Changed $360,000 NTREIS
  • 2024-05-03 Price Changed $1,375 BUILDIUM
  • 2024-04-24 Listed $370,000 NTREIS
  • 2024-04-23 Price Changed $1,399 BUILDIUM
  • 2024-03-09 Listed for Rent $1,425 BUILDIUM

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

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