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508 S 12th St
C Composite 57.1
Why this score? — see what drove the C 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 +15.5/30.0
  • Appreciation +9.7/10.0
  • ARV discount +8.6/15.0
  • Schools +5.4/10.0
  • DSCR +4.8/10.0
  • 1% rule +4.3/10.0
  • Livability +3.9/5.0
  • Rent growth +2.5/5.0
  • Condition / age +2.5/5.0

$127,000

508 S 12th St · Sac City, IA 50583
4 bd · 2.0 ba · 1,567 sqft · SingleFamily public records · 9 Days on market
Built 1900 0.29 ac lot Est $130k · at est.

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

Listing remarks

Room to Spread Out—Inside and Out. This 4-bedroom, 1½-bath home with offers the space and flexibility many buyers are looking for with a rare bonus of the combination of a single detached garage and a double detached garage, offering 3-CAR GARAGE stalls and added versatility. An enclosed front porch welcomes you inside, where built-ins and original details add personality throughout the living spaces. The main level features spacious living and dining areas, a functional kitchen with ample cabinetry, a main-floor bedroom, full bath, and a separate laundry room complete with its own shower. Upstairs, you'll find three additional bedrooms and a half bath. Situated on a . 29-acre

Key facts

  • Functional kitchen
  • Original details
  • Enclosed front porch

Tags

ENCLOSED FRONT PORCHBUILT-INSORIGINAL DETAILSSPACIOUS LIVING AREASSPACIOUS DINING AREASFUNCTIONAL KITCHEN

Property features AI

Finance

  • Other: Lot approximately 0.29 acres (90 x 140)

Exterior

  • Parking: Detached 3-car garage; Concrete driveway; Garage door opener
  • Utilities: Public water; Public sewer
  • Home design: Single-family residence; One and one-half levels; 1 story total
  • Construction: Block and metal siding construction; Asphalt roof; Has basement (unfinished, partial, crawl space)
  • Exterior features: Patio; Porch; Public maintained road

Interior

  • Kitchen: Dishwasher; Refrigerator
  • Bathrooms: 1 full bathroom; 1 half bathroom
  • Heating & cooling: Natural gas forced air heating; Central air conditioning
  • Interior features: Eat-in kitchen
  • Laundry & utility: Washer; Dryer; Laundry on main level; Unfinished/partial crawl space basement

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/2.0-bath single-family listed at $127k.

Deal economics

  • At list price, monthly cash flow is $51 ($615/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 $118k (6.9% below list).
  • Recommended offer: $118k (6.9% below list) — sets the bar for 1% rule.

Location & tenants

  • Location reads 78/100 on livability (#145 in IA, #2,647 nationally) — a middle-class / working-renter tenant base. Strengths: cost of living A+, housing A+, health & safety A+; Watch: employment C-, amenities F, commute F.
  • East Sac County Community School District (rural): math 60% / reading 68% proficiency, ranked #211 of 289 in IA (top 73%) — acceptable for families but not a draw, mixed tenant base, ~2y average lease.
  • Market conditions: 19 active listings in the ZIP; 4 comparable units currently listed for rent nearby; rentals lingering (median 45d on market — plan ~5-8 weeks vacancy on turnover, expect pricing pressure); 100% of comp listings sitting > 30 days — soft ceiling on asking rent; 6 units permitted in Sac County in 2024 (0 in 5+ unit buildings).

Forward outlook

  • In year one you build about $13k of equity ($878 loan paydown + $12k appreciation (9.3% local appreciation)).
  • Sac County population projected at -12% by 2050 — secular population decline; favor cash flow + early exit over multi-decade hold.
  • At projected returns (9.3% appreciation + 3.0% rent growth), your $36k cash investment doubles in ~3 years — after that, you're playing with house money.
  • By year 3, paydown + projected appreciation supports a ~$32k cash-out refi (75% LTV) — recoverable capital for the next deal without selling this one.

Negotiation context

  • Only 9 days on market — expect competitive offers; lowballing is unlikely to land.
  • Current owner paid $72k; list at $127k implies a 77% gain — meaningful room to come down on a strong offer.

Risks & watch-outs

  • Watch-outs: built in 1900 — expect roof / HVAC / electrical / plumbing capex.
Recommended offer $118,246 (6.9% below list)

Questions for the listing agent

  1. Built in 1900 — when were the roof, HVAC, electrical panel, plumbing, and water heater last replaced?
  2. Is there a deadline driving the sale (1031 exchange, divorce, estate, relocation)? That informs how much negotiation room exists.
  3. 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?
  4. 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.
  5. 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.
  6. 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
0.93%
Cap rate
6.78%
Cash-on-cash
1.73%
DSCR
1.08
GRM
9.0

CMA / ARV

ARV (on-the-fly)
$130,061
Comps found
2
Show comp detail 2 sales within ~0.75 mi
Address Dist Beds/Ba Sqft Sold Price $/sf Match
1002 Schaller St 0.14mi 4/2.5 1,624 (+4%) 9mo $135,000 $83 78
315 Leonard St 0.61mi 4/2.0 1,640 (+5%) 4mo $6,000 $4 60

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

Projected returns pro-forma

9.31% appreciation · 3.0% rent growth · sell at horizon

5-year hold
IRR
24.1%
Equity multiple
2.87×
Total profit
$66,483
Equity at exit
$108,062
10-year hold
IRR
21.5%
Equity multiple
6.40×
Total profit
$191,907
Equity at exit
$226,599

Cash invested: $35,560 (down + closing). Projections, not guarantees.

Landlord ↔ Tenant lean methodology

Overall (STATE)
83 Strongly Landlord-Friendly
State Iowa
83 Strongly Landlord-Friendly · R+6
County
— inherits STATE
City
— inherits STATE
3-day pay-or-quit; mostly landlord-friendly statewide.

ZIP-level market 50583

Home prices YoY
4.4%
Active inventory
19
Price-to-rent
9.0×

Monthly cashflow live

Estimated rent
$1,182 medium interval (Pro) →
Mortgage (P&I)
$666
Tax from tax record
$164 /mo · $1,968/yr
Insurance
$53
HOA
$0
Vacancy / Maint / Mgmt
$248
Net cashflow
$51

Break-even live

Break-even rent $1,118
Max offer price $127,000
Occupancy floor 91%

Sensitivity live

Price -10% $123 -5% $87 +0% $51 +5% $15 +10% $-21
Rent -10% $-42 -5% $5 +0% $51 +5% $98 +10% $145
Rate -1.0pp $115 -0.5pp $84 base $51 +0.5pp $18 +1.0pp $-15

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
$31,750
Closing costs
$3,810
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 4 comps

AddressBedsBaths SqftRent$/sqft DOM Units Dist
300 S 11th St Apt S102 Sac City, IA 3.0 1.0 1310 $1,200 $0.92 44d 1 0.19mi
300 S 11th St Unit N201 Sac City, IA 3.0 1.0 1573 $1,250 $0.79 44d 1 0.19mi
300 S 11th St Apt N103 Sac City, IA 3.0 1.0 1180 $1,150 $0.97 44d 1 0.19mi
300 S 11th St Apt N102 Sac City, IA 3.0 1.0 1093 $1,100 $1.01 44d 1 0.19mi

Listing history 8 events

  1. 2026-06-21
    days on market $127,000 Active 9 DOM
  2. 2026-06-18
    days on market $127,000 Active 7 DOM
  3. 2026-06-17
    days on market $127,000 Active 6 DOM
  4. 2026-06-16
    days on market $127,000 Active 5 DOM
  5. 2026-06-15
    days on market $127,000 Active 4 DOM
  6. 2026-06-13
    days on market $127,000 Active 2 DOM
  7. 2026-06-12
    remarks 686-char remark
  8. 2026-06-12
    listed $127,000 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 IA · Partial reset (capped growth)

Current annual tax
$1,968 · $164/mo
Projected year-2 tax
$1,981 · $165/mo
Expected delta
+$13/yr (+$1/mo · 0.7%)

ⓘ 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 4/10 Moderate
  • 🌡 Heat 2/10 Low 7 d/yr ≥101°F today · 15 d/yr by 30 yrs out
  • 💨 Wind 2/10 Low
  • 🫁 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

Loading nearby amenities…

Taxation est. · year 1

Rental income
$14,190
− Mortgage interest
−$7,114
− Property taxes
−$1,968
− Insurance
−$635
− Repairs & maintenance
−$1,135
− Management
−$1,135
− Depreciation
−$3,695
Taxable loss
−$1,492
combined federal + state — saved on this device
Est. tax savings @ 24.0%
+$358
After-tax cash flow
$973/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
East Sac County Community School District
NCES district ID
1929580
Math proficiency
60% ▼ -10.00%
Reading proficiency
68% ▲ 3.00%
Median HH income
$46,988
Composite
54.08/100
National rank
#1389
State rank
#211 of 289 in IA

Livability — Sac City

Score
78/100
State rank
#145
US rank
#2647

Category grades

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

Schools grade is shown separately in the Schools card above.

Census & demographics

Census place
Sac City, IA
City population
2,286
Population (ZIP)
2,286

Population outlook (Sac County) Hauer SSP2

Today (2025)
9,438 people
By 2030
9,148 · -3.1%
By 2040
8,660 · -8.2%
By 2050
8,256 · -12.5%
By 2075
7,832 · -17.0%
By 2100
7,110 · -24.7%

Race, ethnicity, and origin ACS 2023

Neighborhood character
Predominantly White (94%)
Race & ethnicity
White 94% Hispanic / Latino 3% Two or more races 1% Asian 1%
Common ancestry
Portuguese 3% Italian 2% Slovak 2%
Foreign-born
2% · South Korea, Canada
Languages at home
97% English-only · Spanish 3%

Political lean MEDSL · Sac

2024 margin
Solid R (+51.6) · D 23.7% · R 75.3% · Other 1.1%
2008→2024 swing
-42.7pp toward R · 2008: -8.9pp · 2024: -51.6pp
All cycles
2024: R+51.6 2020: R+48.3 2016: R+47.0 2012: R+18.4 2008: R+8.9

Not yet ingested

Civics

Market trends

HPI YoY
▲ 9.31%
Current HPI
219.2635
Rent YoY
Metro
State GDP YoY
▲ 2.48%
F500 in state
4

Industry mix (Fortune 500 HQ in IA)

Industry F500 HQs Revenue

Price history

+353.6% since first listed
4 events — show timeline
  • 2026-06-11 Listed $127,000 Iowa Great Lakes BOR
  • 2012-01-31 Sold (Public Records) $71,750 Public Records
  • 2003-07-28 Sold (Public Records) $55,000 Public Records
  • 1999-01-11 Sold (Public Records) $28,000 Public Records

Property tax history

+4.7%/yr

Latest (2025): $1,968 · +2.4% YoY. Source: county tax records.

Cash-flow waterfall

monthly

Sold comps — $/sqft

last 12 mo · ≤1 mi

Loading sold comps…