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18 S 21st St
D Composite 43.64
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 +13.7/30.0
  • ARV discount +8.8/15.0
  • 1% rule +4.7/10.0
  • DSCR +4.1/10.0
  • Livability +3.9/5.0
  • Rent growth +3.6/5.0
  • Condition / age +2.5/5.0
  • Schools +2.2/10.0
  • Appreciation +0.0/10.0

$157,500

18 S 21st St · Belleville, IL 62226
4 bd · 3.0 ba · 1,929 sqft · SingleFamily public records · 190 Days on market
Built 1923 6,098 sqft lot Est $162k · at est.

🖨 Deal sheet 📄 Offer letter ✓ Due diligence

Listing remarks MLS

THIS PROPERTY IS VERY NEAR LINDENWOOD UNIVERSITY AND IS BEING SOLD IN IT'S AS-IS, WHERE-IS CONDITION. SELLER WILL CHOOSE THE CLOSING ENTITY FOR PROPERTY. HOME HAS AN UNFINISHED BASEMENT WITH POTENTIAL FOR A 2ND BATHROOM AND A DETACHED GARAGE, FENCED BACKYARD.

Key facts

  • Brick bungalow
  • Window seat
  • Convenient location

Tags

BRICK BUNGALOWWINDOW SEATCONVENIENT LOCATIONEASY ACCESS TO HIGHWAY 15

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 4-bed/3.0-bath single-family listed at $158k.

Deal economics

  • At list price, monthly cash flow is $12 ($145/yr) — positive.
  • The deal already cash-flows at list — no discount required.
  • To meet the 1% rule (rent ≥ 1% of price), the offer needs to be $153k (2.6% below list).
  • Recommended offer: $139k (12.0% below list) — sets the bar for market timing.

Location & tenants

  • Location reads 78/100 on livability (#142 in IL, #2,604 nationally) — a middle-class / working-renter tenant base. Strengths: commute A+, cost of living A+, housing A+; Watch: crime F, amenities D-.
  • Belleville Twp Hsd 201 (suburban): math 21% / reading 28% proficiency, ranked #308 of 620 in IL (top 50%) — low school quality limits family demand, transient renter base, plan for 1-2y turnover.
  • Zoned schools: Belleville High School-West (math 19% / reading 26%, grade F, #317 of 693 statewide, top 46%, 2,234 students, 0% FRL).
  • Market conditions: Rents rising fast (+4.6%/yr); 190 active listings in the ZIP; 3 comparable units currently listed for rent nearby; rentals at typical pace (median 18d on market — plan ~3-4 weeks tenant-placement turnaround); 783 units permitted in St. Clair County in 2024 (378 in 5+ unit buildings).

Forward outlook

  • Local home prices are declining (-3.0%/yr); year-one equity from $1k of loan paydown is wiped out by about $5k of value loss. Plan a longer hold.
  • St. Clair County population projected at -23% by 2050 — secular population decline; favor cash flow + early exit over multi-decade hold.

Negotiation context

  • It's been on market 190 days — a 12% lower offer ($139k) is reasonable based on typical stale-listing flexibility.
  • 2 sale attempts since 12y 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.
  • Current owner paid $60k; list at $158k implies a 162% gain — meaningful room to come down on a strong offer.

Risks & watch-outs

  • Watch-outs: built in 1923 — expect roof / HVAC / electrical / plumbing capex.
  • Climate carrying-cost: extreme-heat days projected 7→21/yr by 2055 (HVAC capex compounding) — expect insurance premiums to compound above CPI over the hold.
Recommended offer $138,600 (12.0% below list)

Questions for the listing agent

  1. It's been on market 190 days. Have you received any prior offers? Is the seller open to a 12% concession, seller financing, or rate buy-down credit?
  2. Built in 1923 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  3. Why hasn't it sold? Are there any deal-killer items the seller is aware of (foundation, flood, title, zoning, code violations)?
  4. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  5. Crime grade is F in this area — have there been break-ins, vandalism, or insurance claims at this property in the last 3 years? What carrier currently insures it and at what premium?
  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 for-sale + rental construction is in the pipeline within 1–3 miles? Heavy new supply typically softens prices + rents 12–24 months out; constrained supply supports both.

Investment metrics

1% rule
0.97%
Cap rate
6.39%
Cash-on-cash
0.33%
DSCR
1.01
GRM
8.6

CMA / ARV

ARV (on-the-fly)
$162,036
Comps found
12
Show comp detail 12 sales within ~0.75 mi
Address Dist Beds/Ba Sqft Sold Price $/sf Match
18 S 21st St 0.00mi 4/2.5 1,929 (0%) 1mo $157,500 $82 97
604 N 17th St 0.34mi 3/2.0 (-1) 1,925 (-0%) 7mo $146,000 $76 69
207 S 17th St 0.30mi 3/2.0 (-1) 1,997 (+4%) 6mo $10,000 $5 67
6 Marian Ct 0.33mi 4/1.5 1,998 (+4%) 10mo $199,000 $100 64
1825 W A St 0.19mi 3/2.0 (-1) 1,792 (-7%) 10mo $149,900 $84 62
209 N 14th St 0.46mi 3/2.0 (-1) 2,040 (+6%) 1mo $40,000 $20 59
120 N 28th St 0.45mi 4/1.5 2,100 (+9%) 1mo $85,000 $40 57
1305 Raab Ave 0.56mi 3/2.0 (-1) 1,775 (-8%) 4mo $180,000 $101 49
2311 Fairview Cir 0.38mi 5/3.0 (+1) 2,201 (+14%) 8mo $300,000 $136 47
16 S 30th St 0.64mi 3/2.5 (-1) 1,737 (-10%) 4mo $189,000 $109 44
228 N 12th St 0.56mi 3/1.5 (-1) 2,114 (+10%) 9mo $37,000 $18 39
22 Kingsbury Dr 0.67mi 4/2.5 2,159 (+12%) 10mo $215,000 $100 39

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 · 4.56% rent growth · sell at horizon

5-year hold
IRR
-13.8%
Equity multiple
0.50×
Total profit
$-22,215
Equity at exit
$23,484
10-year hold
IRR
-2.4%
Equity multiple
0.83×
Total profit
$-7,621
Equity at exit
$13,618

Cash invested: $44,100 (down + closing). Projections, not guarantees.

Landlord ↔ Tenant lean methodology

Overall (STATE)
43 Moderately Tenant-Leaning
State Illinois
43 Moderately Tenant-Leaning · D+7
County
— inherits STATE
City
— inherits STATE
Chicago RTLO is among the strongest tenant ordinances in the Midwest; downstate is more landlord-friendly.

ZIP-level market 62226

Rents YoY
4.6%
Active inventory
190
Price-to-rent
8.6×

Monthly cashflow live

Estimated rent
$1,534 medium interval (Pro) →
Mortgage (P&I)
$826
Tax from tax record
$308 /mo · $3,700/yr
Insurance
$66
HOA
$0
Vacancy / Maint / Mgmt
$322
Net cashflow
$12

Break-even live

Break-even rent $1,519
Max offer price $157,500
Occupancy floor 94%

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
$39,375
Closing costs
$4,725
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 3 comps

AddressBedsBaths SqftRent$/sqft DOM Units Dist
109 S 13th St Belleville, IL 3.0 1.5 1800 $1,325 $0.74 17d 1 0.50mi
1205 3rd Ave Belleville, IL 4.0 2.0 1512 $1,800 $1.19 17d 1 0.60mi
618 W Monroe St Belleville, IL 3.0 1.0 1500 $1,050 $0.70 23d 1 0.99mi

Listing history 8 events

  1. 2026-04-28
    status Pending
  2. 2025-11-05
    price $157,500
  3. 2025-10-20
    listed $165,000 Active
  4. 2014-12-11
    soldstatus 259-char remark
    Show marketing remark (259 chars)

    THIS PROPERTY IS VERY NEAR LINDENWOOD UNIVERSITY AND IS BEING SOLD IN IT'S AS-IS, WHERE-IS CONDITION. SELLER WILL CHOOSE THE CLOSING ENTITY FOR PROPERTY. HOME HAS AN UNFINISHED BASEMENT WITH POTENTIAL FOR A 2ND BATHROOM AND A DETACHED GARAGE, FENCED BACKYARD.

  5. 2014-10-30
    listed $44,900 259-char remark
    Show marketing remark (259 chars)

    THIS PROPERTY IS VERY NEAR LINDENWOOD UNIVERSITY AND IS BEING SOLD IN IT'S AS-IS, WHERE-IS CONDITION. SELLER WILL CHOOSE THE CLOSING ENTITY FOR PROPERTY. HOME HAS AN UNFINISHED BASEMENT WITH POTENTIAL FOR A 2ND BATHROOM AND A DETACHED GARAGE, FENCED BACKYARD.

  6. 1999-09-14
    soldstatus $60,000
  7. 1997-02-28
    soldstatus $57,000
  8. 1997-02-28
    soldstatus $57,000

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

Tax reassessment forecast IL · Partial reset (capped growth)

Current annual tax
$3,700 · $308/mo
Projected year-2 tax
$3,700 · $308/mo
Expected delta
$0/yr ($0/mo · 0.0%)

ⓘ 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 · 0% chance over 30 yrs
  • 🔥 Wildfire 1/10 Low
  • 🌡 Heat 5/10 Major 7 d/yr ≥107°F today · 21 d/yr by 30 yrs out
  • 💨 Wind 2/10 Low 100% chance of damaging wind over 30 yrs
  • 🫁 Air quality 4/10 Moderate 3 unhealthy d/yr today · 6 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
$18,411
− Mortgage interest
−$8,822
− Property taxes
−$3,700
− Insurance
−$788
− Repairs & maintenance
−$1,473
− Management
−$1,473
− Depreciation
−$4,582
Taxable loss
−$2,427
combined federal + state — saved on this device
Est. tax savings @ 24.0%
+$583
After-tax cash flow
$728/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
Belleville Twp Hsd 201
NCES district ID
1705640
Math proficiency
21% ▼ -8.00%
Reading proficiency
28% ▼ -3.00%
Median HH income
$58,064
Composite
22.39/100
National rank
#8115
State rank
#308 of 620 in IL

Livability — Belleville

Score
78/100
State rank
#142
US rank
#2604

Category grades

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

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
Belleville, IL
County
Saint Clair County · 169,691 people
City population
47,407
Metro
St. Louis, MO-IL
Population (ZIP)
28,255
Household income
$70,797
Rent vs Own
33.0% rent · 67.0% own
Severe rent burden
824.0

Population outlook (St. Clair County) Hauer SSP2

Today (2025)
250,366 people
By 2030
240,511 · -3.9%
By 2040
217,391 · -13.2%
By 2050
192,699 · -23.0%
By 2075
140,637 · -43.8%
By 2100
100,499 · -59.9%

Race, ethnicity, and origin ACS 2023

Neighborhood character
Majority White (64%)
Race & ethnicity
White 64% Black 24% Two or more races 7% Hispanic / Latino 3% Asian 2%
Common ancestry
Romanian 4% Lithuanian 2% Slovak 2%
Foreign-born
4% · Canada, China
Languages at home
96% English-only · Chinese 1% Spanish 1%

Political lean MEDSL · St. Clair

2024 margin
Lean D (+7.9) · D 53.0% · R 45.1% · Other 1.8%
2008→2024 swing
-14.6pp toward R · 2008: 22.4pp · 2024: 7.9pp
All cycles
2024: D+7.9 2020: D+8.7 2016: D+5.6 2012: D+14.5 2008: D+22.4

Not yet ingested

Civics

Market trends

HPI YoY
▼ -83.57%
Current HPI
133.9028
Rent YoY
▲ 4.56%
Metro
St. Louis, MO-IL
State GDP YoY
▲ 1.59%
F500 in state
60

Industry mix (Fortune 500 HQ in IL)

Industry F500 HQs Revenue

Price history

+176.3% since first listed
8 events — show timeline
  • 2026-04-28 Pending MARIS as Distributed by MLS Grid
  • 2025-11-05 Price Changed $157,500 MARIS as Distributed by MLS Grid
  • 2025-10-20 Listed $165,000 MARIS as Distributed by MLS Grid
  • 2014-12-11 Sold (MLS) MARIS as Distributed by MLS Grid
  • 2014-10-30 Listed $44,900 MARIS as Distributed by MLS Grid
  • 1999-09-14 Sold (Public Records) $60,000 Public Records
  • 1997-02-28 Sold (Public Records) $57,000 Public Records
  • 1997-02-28 Sold (Public Records) $57,000 Public Records

Property tax history

+4.2%/yr

Latest (2024): $3,700 · -4.0% YoY. Source: county tax records.

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

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