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Market MapIllinoisFranklin

Franklin County

IllinoisPopulation: 37,810
70
/100
Buy
#114 of 1,000 counties
#57 in Illinois (102 counties)
Analysis by RentalCalcs Research·Independent data + algorithm-driven scoring
Updated May 11, 2026Sources: Zillow ZHVI, Zillow ZORI, US Census ACS, Tax Foundation

Market Snapshot

$89,412
Median Home Price
62% below national median
$788/mo
Median Rent
48% below national median
10.57%
Rent-to-Price Ratio
Top 1% nationally
+$43
Est. Monthly Cash Flow
With 20% down at 6.9% rate

Scenario comparison

Same $788/mo rent assumption, 20% down, 6.85% rate. What changes is the acquisition price.
ScenarioPurchase priceMonthly cash flowCap rateCash-on-cash
75% of median
value-add or distressed
$67,059+$160/mo9.2%+12.4%
Median
typical MLS deal
$89,412+$43/mo6.9%+2.5%
125% of median
newer / premium
$111,765-$74/mo5.5%-3.5%

Price History

Historical data from Zillow ZHVI/ZORI

Quick Investment Calculator

20%
5%50%100%

Purchase

Purchase Price$89,412
Down Payment (20%)$17,882
Loan Amount$71,530
Interest Rate6.85%

Monthly Cash Flow

Gross Rent+$788
Monthly P&I-$469
Est. Expenses (35%)-$276
Net Cash Flow+$43/mo
6.9%
Cap Rate (all cash)
2.5%
Cash-on-Cash Return
10.57%
Rent-to-Price Ratio

* Based on county median values. 35% expenses include taxes, insurance, maintenance, vacancy, and property management. Actual results vary by property.

Run Full AnalysisTry House Hack Strategy

Score Breakdown

Overall Investment Score
70/100
70
Cash Flow(30%)
100/100

Based on 10.57% rent-to-price ratio. Higher ratios indicate stronger cash flow potential.

Appreciation(25%)
31/100

Based on -3.8% YoY price growth. Moderate growth (3-8%) scores highest.

Stability(25%)
50/100

Population data not available.

Affordability(20%)
100/100

Price-to-income ratio of 1.8x. Lower ratios indicate more affordable markets.

Scores are calculated using real Zillow home value and rent data, Census population data, and economic indicators. The weighted average produces the overall investment score. Markets with missing rent data use estimated values based on regional averages.

Investment Outlook

Strengths

  • +Above-average rent-to-price ratio (10.57%)
  • +Affordable relative to local incomes
  • +Complete rent data available

Challenges

  • -Declining home values (-3.8% YoY)

Economic Indicators

Population
37,810
Median Income
$51,031
vs $57,059 national est.
Unemployment Rate
—
Data pending
Price-to-Income
1.8x
Very affordable

Who this market fits

Best for
  • +Value-add operators who can buy below median and force rent up
Skip if
  • −You expect appreciation to carry the deal, but prices have declined year over year

Compare to Nearby Counties

CountyVerdict
CurrentFranklinIL
70$89,412$78810.57%Buy
CookIL
70$314,517$2,1138.06%BuyView
McLeanIL
70$249,958$1,3606.53%BuyView
KendallIL
70$380,573$2,3077.27%BuyView
LakeIL
69$374,727$2,0836.67%BuyView
WillIL
69$361,064$2,1217.05%BuyView

The Bottom Line

BuyFranklin offers solid investment potential with positive cash flow at typical financing.

Franklin County in Illinois scores 70/100, ranking #114 of 1,000 US counties (top 15%). At 20% down and current rates, a median-priced rental roughly breaks even on cash flow (10.57% gross rent-to-price ratio). The deal works on appreciation or with better terms, not on month-one cash flow.

Monthly Cash Flow
+$43/mo
Cap Rate
6.9%
Cash-on-Cash
2.5%

Related markets

Markets like Franklin with stronger cash flow

  • Cook County for cash-flow rentals
  • Kendall County for cash-flow rentals
  • Will County for cash-flow rentals

Head-to-head comparisons

  • Franklin vs Cook for rentals
  • Franklin vs McLean for rentals
  • Franklin vs Kendall for rentals
All counties in Illinois →

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