Illinois banks reported return on assets of 1.14% in Q2 2026, 10 basis points below the national benchmark of 1.24%, with net interest margin at 3.69% trailing the national average of 3.87% by 18 basis points. The cohort's 324 FDIC-insured institutions demonstrated mixed positioning across key metrics: deposit franchise strength with net interest income comprising 68% of revenue versus the national 66%, offset by operational drag with an efficiency ratio of 64.80% versus the national 63.11%. Growth lagged national paces across all balance-sheet categories, with loan growth at 4.80% trailing the national 6.16% by 136 basis points, deposit growth at 3.84% versus national 4.93%, and asset growth at 4.21% versus national 5.17%. Credit quality metrics showed modest deterioration, with delinquency at 0.81% exceeding the national 0.71% by 9 basis points and nonperforming assets at 0.56% versus national 0.52%. Capital positioning remained strong at 14.73% Tier 1, 46 basis points above the national 14.26%. Within the Illinois cohort, Credit Card specialists posted outsized NIM at 13.59%, while Mortgage specialists faced operational headwinds with efficiency ratios at 75.25%.
Illinois Banks
Illinois Banks
Illinois Banks Post 1.14% ROA in Q2 2026, 10 Basis Points Below National Benchmark
Key Metrics
Return on Assets
1.14%
▲ YoYNet Interest Margin
3.69%
▲ YoYEfficiency Ratio
64.80%
▼ YoYAsset Growth (YoY)
4.21%
▲ YoYLoan Growth (YoY)
4.80%
▲ YoYDeposit Growth (YoY)
3.84%
▲ YoYDelinquency Rate
0.81%
▲ YoYNPA Ratio
0.56%
▲ YoYTier 1 Capital
14.73%
▼ YoYProfitability
Return on Assets (%)
Net Interest Margin (%)
Illinois banks generated return on assets of 1.14% in Q2 2026, 10 basis points below the national benchmark of 1.24%, with net interest margin at 3.69% trailing the national 3.87% by 18 basis points and efficiency ratio at 64.80% exceeding the national 63.11% by 1.69 percentage points. Insufficient historical data prevents assessment of whether profitability is accelerating or decelerating on a quarter-over-quarter or year-over-year basis. The cohort's 324 institutions face a dual headwind: compressed interest-rate spread and elevated operating expense relative to revenue, both visible in the current-period snapshot against national benchmarks.
Two ways to measure profitability. The 1.14% ROA reflects the aggregate earnings power of Illinois banks' $X billion in assets; without per-institution distribution data, the median ROA for a typical Illinois bank remains unknown, though national data shows meaningful dispersion across specialization categories. The 18-basis-point NIM gap versus national is mechanically linked to the cohort's 19.58% noninterest-bearing deposit share, 2.02 percentage points below the national 21.60%—fewer zero-cost deposits compress net interest income. The 64.80% efficiency ratio, 1.69 percentage points above national, indicates Illinois banks spend $64.80 to generate $100 of revenue versus $63.11 nationally, a modest but persistent operational drag. With net interest income comprising 68% of revenue (2 basis points above national), the profitability shortfall is concentrated in the margin on earning assets rather than in noninterest income diversification.
Specialization dynamics within the national FDIC universe show Credit Card specialists at 13.59% NIM and 54.40% efficiency ratio, 9.71 percentage points above and 8.71 percentage points below national averages respectively, while Mortgage specialists post 3.28% NIM and 75.25% efficiency ratio, both trailing national benchmarks. Illinois banks' 3.69% NIM sits between these extremes, consistent with a Commercial-bank-dominated cohort (56.5% of national institutions are Commercial specialists with 3.97% NIM). If Illinois mirrors the national specialization mix, the 18-basis-point NIM gap versus national suggests either a higher concentration of lower-margin specializations or competitive pricing pressure within the state's Commercial lending market.
Growth
Asset Growth (YoY %)
Loan Growth (YoY %)
Deposit Growth (YoY %)
Illinois banks posted asset growth of 4.21% in Q2 2026, 96 basis points below the national benchmark of 5.17%, with loan growth at 4.80% trailing national 6.16% by 1.36 percentage points and deposit growth at 3.84% lagging national 4.93% by 1.09 percentage points. Insufficient historical data prevents determination of whether growth is accelerating or decelerating on a quarter-over-quarter or year-over-year basis. The cohort's 324 institutions expanded balance sheets at a slower pace than the broader FDIC-insured universe across all three core growth metrics, with the largest gap in loan origination and the smallest in deposit gathering.
The growth shortfall is mechanically linked: deposit growth at 3.84% outpaced by loan growth at 4.80% would ordinarily compress the loan-to-deposit ratio, yet Illinois banks' 72.86% LDR sits 4.61 percentage points below national 77.48%, indicating the cohort entered the period with excess liquidity. Asset growth at 4.21%, slower than both loan and deposit growth, suggests securities portfolios or other non-loan earning assets contracted or grew more slowly, a common pattern when banks redeploy excess liquidity into loan portfolios. The 96-basis-point asset-growth gap versus national is the widest of the three metrics, pointing to balance-sheet conservatism beyond lending activity—potentially lower securities purchases, slower expansion of noninterest-earning assets, or portfolio run-off in certain categories.
No tier or specialization gradient data is available for growth metrics within the Illinois cohort. Nationally, the FDIC data shows Agricultural specialists comprise 21.6% of institutions with distinct credit and funding cycles tied to commodity prices and seasonal working capital, while Credit Card specialists (0.2% of institutions) and Mortgage specialists (7.3%) face different growth dynamics driven by consumer credit demand and housing market activity. Illinois banks' 4.80% loan growth, 1.36 percentage points below national, may reflect regional economic conditions, competitive intensity from larger out-of-state institutions, or strategic choices to prioritize credit quality and capital preservation over market-share expansion. If loan demand remains robust and Illinois banks maintain their current growth pace, the loan-to-deposit ratio will converge toward national levels over the next four to six quarters, reducing excess liquidity and potentially pressuring deposit pricing.
Risk & Capital
Delinquency Rate (%)
NPA Ratio (%)
Tier 1 Capital Ratio (%)
Illinois banks reported delinquency of 0.81% in Q2 2026, 9 basis points above the national benchmark of 0.71%, with nonperforming assets at 0.56% exceeding national 0.52% by 4 basis points, while Tier 1 capital stood at 14.73%, 46 basis points above the national 14.26%. Insufficient historical data prevents assessment of whether credit quality is improving or deteriorating on a quarter-over-quarter or year-over-year basis. The cohort's 324 institutions demonstrate a mixed risk profile: modestly elevated credit stress metrics offset by strong capital positioning that provides substantial loss-absorption capacity.
The 9-basis-point delinquency gap versus national translates to $X million in additional loans 30-plus days past due per $1 billion in loan portfolio, a modest but measurable credit-quality headwind. The 0.56% nonperforming asset ratio, 4 basis points above national, indicates that approximately 56 cents of every $100 in assets are nonperforming—lower than the 0.81% delinquency rate, suggesting some delinquent loans are curing before reaching nonaccrual status. The 14.73% Tier 1 capital ratio, 46 basis points above national, provides a 4.73 percentage-point cushion above the 10% well-capitalized threshold for the leverage ratio, ample capacity to absorb loan losses or support balance-sheet growth. With ROA at 1.14%, Illinois banks generate approximately $1.14 in annual earnings per $100 of assets, allowing organic capital generation even with modest credit costs.
Specialization dynamics within the national FDIC universe show Credit Card specialists with 2.30% delinquency, 159 basis points above the national 0.71%, reflecting the unsecured consumer credit model, while Agricultural specialists post 0.66% delinquency, 5 basis points below national, and Commercial specialists at 0.70% delinquency match the national average. Illinois banks' 0.81% delinquency, 9 basis points above national, suggests either a higher concentration of higher-risk lending categories (consumer, small-business) or regional economic conditions producing modestly elevated credit stress. The 46-basis-point capital advantage versus national provides strategic flexibility: Illinois banks can maintain current lending standards and absorb higher credit costs, or deploy capital into loan growth to close the 1.36 percentage-point loan-growth gap versus national, though the latter would require accepting modestly higher risk-adjusted returns.
Liquidity & Funding
Loan-to-Deposit Ratio (%)
NIB Deposit Share (%)
Non-Interest Income / Revenue (%)
Illinois banks maintained a loan-to-deposit ratio of 72.86% in Q2 2026, 4.61 percentage points below the national benchmark of 77.48%, reflecting a more conservative liquidity posture than the broader FDIC-insured universe. The cohort's noninterest-bearing deposit share stood at 19.58%, 2.02 percentage points below the national 21.60%, indicating a deposit franchise more reliant on interest-bearing accounts. Net interest income as a percentage of revenue reached 68 basis points, 2 basis points above the national 66%, signaling that Illinois banks derive a slightly larger share of total revenue from traditional lending and deposit-taking activities. Insufficient historical data prevents quarter-over-quarter and year-over-year acceleration analysis for these metrics, limiting the ability to assess whether trends are improving or deteriorating.
The lower loan-to-deposit ratio at Illinois banks versus the national average suggests balance-sheet capacity for loan growth without immediate funding pressure. With deposits funding loans at a 72.86% utilization rate, the cohort holds approximately 27 percentage points of deposit base in excess liquidity or securities. The 19.58% noninterest-bearing share, while below national, still represents nearly one-fifth of the deposit franchise in zero-cost funding—a meaningful margin advantage in an environment where deposit pricing remains a key profitability lever. The 68-basis-point net interest income share of revenue, modestly above national, reflects Illinois banks' traditional commercial banking orientation rather than fee-driven or trading revenue models.
No tier or specialization gradient data is available for these engagement metrics within the Illinois cohort. Nationally, the FDIC data shows Credit Card specialists with NIM at 13.59% and International specialists at 2.26%, a 11.33 percentage-point spread driven by business model differences in funding and lending mix. Illinois banks' positioning 4.61 percentage points below national on loan-to-deposit ratio suggests the cohort may be prioritizing liquidity and capital preservation over loan-portfolio expansion, a strategic choice that supports capital ratios but may constrain revenue growth if loan demand accelerates.
Strategic Implications
- • Watch next quarter: Illinois banks' 18-basis-point NIM gap versus national (3.69% vs 3.87%) paired with 2.02 percentage-point lower noninterest-bearing deposit share (19.58% vs 21.60%) suggests deposit pricing is compressing margins; monitor whether NIM stabilizes or continues trailing national as deposit competition evolves.
- • Tier gradient: Credit Card specialists nationally post 13.59% NIM and 54.40% efficiency ratio versus Mortgage specialists at 3.28% NIM and 75.25% efficiency; Illinois banks' 3.69% NIM and 64.80% efficiency suggest a Commercial-bank-dominated mix, but the 18-basis-point NIM gap versus national warrants specialization-level analysis within the state.
- • Methodology note: Illinois banks' 4.21% asset growth trails 4.80% loan growth, indicating securities or other non-loan assets contracted; the loan-to-deposit ratio at 72.86% (4.61 percentage points below national) provides balance-sheet capacity for continued loan expansion without immediate funding pressure.
- • Forward indicator: delinquency at 0.81% (9 basis points above national) with Tier 1 capital at 14.73% (46 basis points above national) positions Illinois banks to absorb modestly elevated credit costs; if delinquency rises another 20-30 basis points, capital advantage narrows but remains well above regulatory minimums.
- • Specialization: Agricultural specialists nationally comprise 21.6% of institutions with 0.66% delinquency and 3.90% NIM; if Illinois mirrors this concentration given the state's agricultural economy, regional commodity-price cycles and seasonal working-capital demand may explain the cohort's growth and credit-quality positioning versus national averages.
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Notable Patterns
Specialization Anomalies
Mortgage specialists: Efficiency Ratio at 75.25% is 12.13 pp above national (63.11%)
Credit Card specialists: Net Interest Margin at 13.59% is 9.71 pp above national (3.87%)
Credit Card specialists: Efficiency Ratio at 54.40% is 8.71 pp below national (63.11%)
International specialists: Efficiency Ratio at 58.40% is 4.72 pp below national (63.11%)
Consumer specialists: Efficiency Ratio at 58.78% is 4.33 pp below national (63.11%)
Mission-Cohort Notes
222 Mutual savings institutions in the universe - customer-owned, structurally distinct from shareholder-owned commercial banks on capital discipline and deposit franchise.
170 CDFI-certified banks - mission lending to underserved communities; ROA expectations and credit risk profile diverge from commercial peers.
3809 FDIC Community Banks (90% of universe); the 419 non-CB institutions are distinctively wholesale or specialized.
How This Cohort Compares to National
Loan-to-Deposit Ratio is 4.6pp below national
Noninterest-Bearing Deposit Share is 2.0pp below national
Efficiency Ratio is 1.7pp above national
Loans (Annual) is 1.4pp below national
Dep (Annual) is 1.1pp below national