Rock Falls at a glance
- Population: a Census-estimated 8,600, placing it 246th among Illinois's 1,294 places (Vintage 2023 subcounty estimate).
- 2020 Census base: 8,791 residents at the 2020 Census (US Census Bureau, 2020 count).
- 2020 to 2023 change: roughly 2.2% fewer residents than at the 2020 Census (US Census Bureau).
- Rank among Illinois places: the 246th-largest of 1,294 (US Census Bureau, 2023 estimate).
- Size percentile: it is larger than about 81% of the places in Illinois (US Census Bureau).
- Coordinates: 41.7721 / -89.6942, per the US Census Bureau Gazetteer.
- Nearest larger cities (120-mile radius): Sterling, IL (2 mi); Dixon, IL (12 mi); Clinton, IA (29 mi); Rochelle, IL (34 mi); Freeport, IL (36 mi) (US Census Bureau).
- Nearest smaller towns: Nelson, IL (5 mi); Harmon, IL (8 mi); Coleta, IL (10 mi) — US Census Bureau populations.
What a personal loan costs in Rock Falls
Most personal loans are unsecured, meaning no collateral is pledged, and they are repaid in equal installments over a fixed term.
Judge an offer by its APR, which blends the interest rate with fees, and use the personal loan calculator to see the total cost.
The term is the lever: extend it and the payment falls while total interest climbs; shorten it and the reverse happens.
Pre-qualifying with several lenders takes minutes, uses a soft pull, and gives you real numbers to compare before any hard inquiry.
Illinois lending rules that apply in Rock Falls
The table carries the Illinois rate and licensing rules that apply to consumer loans made in Rock Falls.
| Rule | Detail | Source |
|---|---|---|
| Maximum legal interest rate (usury cap) | 9% annual percentage rate (general written-contract interest cap) Source says: "it shall be lawful for the parties to stipulate or agree that an annual percentage rate of 9%, or any less sum". | Illinois General Assembly (Illinois Compiled Statutes) as of 2026-09-16 |
| Payday lending status | Permitted under license; capped at 36% annual percentage rate (payday loans) Source says: "shall not contract for or receive a charge exceeding a 36% annual percentage rate ... for a payday loan". | Illinois General Assembly (Illinois Compiled Statutes) as of 2026-09-16 |
| Small-loan / installment lender licensing | Consumer Installment Loan Act license required from the Director of Financial Institutions (loans above 9% APR) Source says: "No person ... shall engage in the business of making loans of money ... except ... after first obtaining a license from the Director of Financial Institutions". | Illinois General Assembly (Illinois Compiled Statutes) as of 2026-09-16 |
| State lending regulator | Illinois Department of Financial and Professional Regulation (IDFPR), Division of Financial Institutions Source says: "DFI licenses, charters, and examines a wide variety of financial products and services including: Consumer and Sales Finance and Collection Agencies". | Illinois Department of Financial and Professional Regulation as of 2026-09-16 |
| Installment lender net-worth requirement | $30,000 minimum positive net worth (plus $25,000 surety bond) Source says: "every applicant shall prove ... that the applicant has and will maintain a positive net worth of a minimum of $30,000". | Illinois General Assembly (Illinois Compiled Statutes) as of 2026-09-16 |
How to compare offers in Rock Falls
Here is a short checklist for comparing personal loans in Rock Falls:
- Pull your free credit reports and dispute any error — it is the cheapest way to improve the rate you are offered.
- Run your figures through the personal loan calculator on this site so you know the payment before a lender quotes one.
- Pre-qualify with at least three lenders and compare the APR, not the interest rate.
- Check that the lender is licensed in Illinois using the regulator named above.
- Read the disclosure for origination fees and any prepayment penalty before you sign.