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502 S Linn Ave Duplex
D Composite 44.21
Why this score? — see what drove the D 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 +14.7/30.0
  • ARV discount +7.5/15.0
  • DSCR +4.5/10.0
  • Schools +4.3/10.0
  • Livability +4.0/5.0
  • Rent growth +3.5/5.0
  • 1% rule +3.1/10.0
  • Condition / age +2.5/5.0
  • Appreciation +0.0/10.0

$395,000

502 S Linn Ave · Wentzville, MO 63385
3 bd · 2.0 ba · 2,036 sqft · MultiFamily public records · 12 Days on market
Built 1900 7,919 sqft lot

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

Multi-family units

County records classify this as Multi-Family (2-4 Unit). Listing-text estimate: 2 units. confirmed

Listing remarks MLS

Wentzville Schools! Resting upon a large level corner lot, this spacious duplex offers 2 apartment style 2-bedroom units along with a large utility shed & 2-car side-entry detached garage. Both units have interior front entrances & separate rear egress. Tenants will enjoy a large living room, eat-in kitchen & 2 nice-sized bedrooms. The main floor unit has 2 walk-outs to the long glass-enclosed back porch. Set an Appointment to view this one Today!

Key facts

  • Historic downtown
  • Updated finishes
  • Large yard

Tags

HISTORIC DOWNTOWNHIGH PERFORMING DUPLEXUPDATED FINISHESNEW ROOFFRESH EXTERIOR PAINTLARGE YARD

Property features AI

Finance

  • Financial info: Residential income property with 2 total units

Exterior

  • Parking: Detached garage (1 garage space)
  • Utilities: Public water; No additional utilities listed
  • Home design: Duplex / Multi-family residential income property; 2–4 unit property type
  • Construction: Frame construction
  • Exterior features: Frame construction; No notable exterior amenities listed

Interior

  • Kitchen: Dishwasher; Built-in electric range; Microwave; Refrigerator; Disposal
  • Bedrooms: Two 2-bedroom units
  • Bathrooms: Each unit has 1 bathroom
  • Heating & cooling: Forced air heating (natural gas); Zoned cooling
  • Interior features: Dishwasher; Disposal; Microwave; Built-in electric range; Refrigerator
  • Laundry & utility: Stacked washer/dryer; Washer and dryer included

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 2 × 2-bed/1.0-bath units multifamily listed at $395k.

Deal economics

  • At list price, monthly cash flow is $102 ($1k/yr) — positive. Per door: $51/mo.
  • The deal already cash-flows at list — no discount required.
  • To meet the 1% rule (rent ≥ 1% of price), the offer needs to be $321k (18.8% below list).
  • Recommended offer: $321k (18.8% below list) — sets the bar for 1% rule.
  • Cap rate 6.6% vs local median 3.4% in Wentzville — 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 81/100 on livability (#14 in MO, #1,402 nationally) — a professional / high-income tenant draw. Strengths: crime A+, employment A+, housing A+; Watch: commute F.
  • Wentzville R-IV (suburban): math 44% / reading 52% proficiency, ranked #32 of 324 in MO (top 10%) — families likely to look elsewhere, expect single-tenant / working-renter base with shorter leases; only 18% free/reduced lunch — higher-income household profile.
  • Zoned schools: Heritage Primary (491 students, 28% FRL); Wentzville Middle (math 40% / reading 42%, grade F, #172 of 391 statewide, top 46%, 794 students, 19% FRL); Emil E. Holt Sr. High (math 48% / reading 58%, grade C-, #88 of 521 statewide, top 17%, 1,273 students, 12% FRL) — zoned schools at 20% FRL track the district average.
  • Market conditions: Rents rising (+4.0%/yr); 700 active listings in the ZIP; 2 comparable units currently listed for rent nearby; high-income renter base; 2,021 units permitted in St. Charles County in 2024 (568 in 5+ unit buildings).
  • This rent runs 34% of the median local income ($112k/yr) — at the standard rent-burdened threshold; future hikes will face affordability resistance.

Forward outlook

  • Local home prices are declining (-3.0%/yr); year-one equity from $3k of loan paydown is wiped out by about $12k of value loss. Plan a longer hold.
  • St. Charles County population projected at +22% by 2050 — long-run rental-demand tailwind backs the buy-and-hold thesis.

Negotiation context

  • Only 12 days on market — expect competitive offers; lowballing is unlikely to land.
  • 18 sale attempts since 9y ago with the ask held roughly flat each time — persistent listings suggest the price (not the market) is what's stuck; bring a comps-based counter.

Risks & watch-outs

  • Watch-outs: built in 1900 — expect roof / HVAC / electrical / plumbing capex.
Recommended offer $320,900 (18.8% below list)

Questions for the listing agent

  1. Can we see the unit-by-unit rent roll, current vacancy, and any below-market leases? What's the average tenancy length?
  2. What capital expenditures (roof, boiler, parking lot, exteriors) have been made in the last 5 years, and what's planned in the next 2?
  3. Built in 1900 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  4. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  5. Schools are B-rated — typically a magnet for longer-tenancy family renters. What's the average tenant stay here, and is there a school-zone premium baked into asking?
  6. The area grade is low — what's the realistic commute time and amenity access for the typical tenant pool here? Any planned neighborhood developments (good or bad) we should know about?
  7. 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.
  8. 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.
  9. 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
0.81%
Cap rate
6.60%
Cash-on-cash
1.10%
DSCR
1.05
GRM
10.3

CMA / ARV

No comps found within radius.

Projected returns pro-forma

-3.0% appreciation · 3.96% rent growth · sell at horizon

5-year hold
IRR
-13.6%
Equity multiple
0.51×
Total profit
$-54,533
Equity at exit
$58,896
10-year hold
IRR
-3.5%
Equity multiple
0.76×
Total profit
$-26,593
Equity at exit
$34,152

Cash invested: $110,600 (down + closing). Projections, not guarantees.

Landlord ↔ Tenant lean methodology

Overall (STATE)
81 Strongly Landlord-Friendly
State Missouri
81 Strongly Landlord-Friendly · R+10
County
— inherits STATE
City
— inherits STATE
Generally landlord-friendly; St Louis has some habitability requirements.

ZIP-level market 63385

Home prices YoY
-31.2%
Rents YoY
4.0%
Active inventory
700
Price-to-rent
20.5×

Monthly cashflow live

Estimated rent
$3,209 medium interval (Pro) →
Mortgage (P&I)
$2,071
Tax from tax record
$197 /mo · $2,369/yr
Insurance
$165
HOA
$0
Vacancy / Maint / Mgmt
$674
Net cashflow
$102

Break-even live

Break-even rent $3,080
Max offer price $395,000
Occupancy floor 92%

Sensitivity live

Price -10% $325 -5% $214 +0% $102 +5% $-10 +10% $-122
Rent -10% $-152 -5% $-25 +0% $102 +5% $228 +10% $355
Rate -1.0pp $301 -0.5pp $202 base $102 +0.5pp $-1 +1.0pp $-105

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

UnitsBedsBathsEst. rent
Total (2 units) $3,209

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
$98,750
Closing costs
$11,850
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.

Rent comps 2 comps

AddressBedsBaths SqftRent$/sqft DOM Units Dist
122 Peruque Estates Ln Wentzville, MO 4.0 2.5 1852 $2,200 $1.19 45d 1 0.73mi
209 Pecan Bluffs Dr Wentzville, MO 3.0 2.5 1728 $2,295 $1.33 45d 1 0.79mi

Listing history 9 events

  1. 2026-06-21
    days on market $395,000 Active 12 DOM
  2. 2026-06-18
    days on market $395,000 Active 9 DOM
  3. 2026-06-17
    days on market $395,000 Active 8 DOM
  4. 2026-06-16
    days on market $395,000 Active 7 DOM
  5. 2026-06-15
    days on market $395,000 Active 6 DOM
  6. 2026-06-13
    days on market $395,000 Active 4 DOM
  7. 2026-06-13
    days on market $395,000 Active 3 DOM
  8. 2026-06-10
    remarks 671-char remark
  9. 2026-06-10
    listed $395,000 Active 1 DOM

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

Tax reassessment forecast MO · Resets to sale price

Current annual tax
$2,369 · $197/mo
Projected year-2 tax
$3,832 · $319/mo
Expected delta
+$1,463/yr (+$122/mo · 61.8%)

ⓘ Screening estimate from a state-policy table — verify with the county assessor before closing.

Climate risk First Street

  • 🌊 Flood 1/10 Low FEMA zone X (unshaded) · 0% chance over 30 yrs
  • 🔥 Wildfire 1/10 Low
  • 🌡 Heat 4/10 Moderate 7 d/yr ≥106°F today · 20 d/yr by 30 yrs out
  • 💨 Wind 2/10 Low 100% chance of damaging wind over 30 yrs
  • 🫁 Air quality 1/10 Low 0 unhealthy d/yr today · 0 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
$38,508
− Mortgage interest
−$22,126
− Property taxes
−$2,369
− Insurance
−$1,975
− Repairs & maintenance
−$3,081
− Management
−$3,081
− Depreciation
−$11,491
Taxable loss
−$5,614
combined federal + state — saved on this device
Est. tax savings @ 24.0%
+$1,347
After-tax cash flow
$2,568/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.

Schools (NCES district)

District
Wentzville R-IV
NCES district ID
2931650
Math proficiency
44% ▼ -9.00%
Reading proficiency
52% ▼ -7.00%
Median HH income
$74,961
Composite
43.49/100
National rank
#2994
State rank
#32 of 324 in MO

Livability — Wentzville

Score
81/100
State rank
#14
US rank
#1402

Category grades

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

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
Wentzville, MO
County
Saint Charles County · 399,703 people
City population
51,330
Metro
St. Louis, MO-IL
Population (ZIP)
51,330
Household income
$112,199
Rent vs Own
16.1% rent · 83.9% own
Severe rent burden
662.0

Population outlook (St. Charles County) Hauer SSP2

Today (2025)
437,857 people
By 2030
461,707 · +5.4%
By 2040
503,222 · +14.9%
By 2050
534,684 · +22.1%
By 2075
597,047 · +36.4%
By 2100
609,682 · +39.2%

Race, ethnicity, and origin ACS 2023

Neighborhood character
Predominantly White (86%)
Race & ethnicity
White 86% Black 5% Two or more races 5% Hispanic / Latino 3% Asian 2%
Common ancestry
Lithuanian 3% Romanian 3% Italian 2%
Foreign-born
2% · Canada, China
Languages at home
97% English-only · Spanish 2%

Political lean MEDSL · St. Charles

2024 margin
R (+17.0) · D 40.8% · R 57.8% · Other 1.4%
2008→2024 swing
-7.2pp toward R · 2008: -9.7pp · 2024: -17.0pp
All cycles
2024: R+17.0 2020: R+17.5 2016: R+26.4 2012: R+21.0 2008: R+9.7

Not yet ingested

Civics

Market trends

HPI YoY
▼ -97.98%
Current HPI
216.4917
Rent YoY
▲ 3.96%
Metro
St. Louis, MO-IL
State GDP YoY
▲ 1.84%
F500 in state
20

Industry mix (Fortune 500 HQ in MO)

Industry F500 HQs Revenue

Price history

+324.7% since first listed
40 events — show timeline
  • 2026-06-09 Listed $395,000 MARIS as Distributed by MLS Grid
  • 2025-08-13 Rental Removed $1,285 APPFOLIO
  • 2025-07-31 Listed for Rent $1,285 APPFOLIO
  • 2025-07-14 Rental Removed $1,300 APPFOLIO
  • 2025-07-02 Price Changed $1,300 APPFOLIO
  • 2025-05-17 Listed for Rent $1,395 APPFOLIO
  • 2025-05-17 Rental Removed $1,395 APPFOLIO
  • 2025-04-04 Listed for Rent $1,395 APPFOLIO
  • 2025-04-04 Rental Removed $1,395 APPFOLIO
  • 2025-03-27 Listed for Rent $1,395 APPFOLIO
  • 2024-08-24 Rental Removed $1,250 BUILDIUM
  • 2024-08-24 Rental Removed $1,250 BUILDIUM
  • 2024-08-24 Listed for Rent $1,250 BUILDIUM
  • 2024-08-24 Listed for Rent $1,250 BUILDIUM
  • 2024-08-01 Rental Removed $1,250 BUILDIUM
  • 2024-08-01 Rental Removed $1,250 BUILDIUM
  • 2024-07-31 Listed for Rent $1,250 BUILDIUM
  • 2024-07-31 Listed for Rent $1,250 BUILDIUM
  • 2024-07-27 Rental Removed $1,250 BUILDIUM
  • 2024-07-27 Rental Removed $1,250 BUILDIUM
  • 2024-07-27 Listed for Rent $1,250 BUILDIUM
  • 2024-07-27 Listed for Rent $1,175 BUILDIUM
  • 2023-12-14 Rental Removed $1,195 BUILDIUM
  • 2023-12-14 Rental Removed $1,195 BUILDIUM
  • 2023-12-14 Listed for Rent $1,195 BUILDIUM
  • 2023-12-14 Listed for Rent $1,195 BUILDIUM
  • 2023-10-20 Rental Removed $1,195 BUILDIUM
  • 2023-10-20 Rental Removed $1,195 BUILDIUM
  • 2023-10-18 Listed for Rent $1,195 BUILDIUM
  • 2023-10-18 Listed for Rent $1,090 BUILDIUM
  • 2023-08-30 Rental Removed $1,090 BUILDIUM
  • 2023-08-30 Rental Removed $1,090 BUILDIUM
  • 2023-08-29 Listed for Rent $1,090 BUILDIUM
  • 2023-08-29 Listed for Rent $1,250 BUILDIUM
  • 2017-07-06 Sold (Public Records) Public Records
  • 2017-06-30 Sold (MLS) MARIS as Distributed by MLS Grid
  • 2017-06-02 Pending MARIS as Distributed by MLS Grid
  • 2017-05-19 Listed $93,000 MARIS as Distributed by MLS Grid
  • 1984-08-01 Sold (Public Records) Public Records
  • 1984-03-01 Sold (Public Records) Public Records

Property tax history

+7.0%/yr

Latest (2025): $2,369 · -4.4% YoY. Source: county tax records.

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

Loading sold comps…