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Family-Based Petition Lawyer Fees in Mount Prospect

Family-based petition lawyer fees in Mount Prospect, Illinois average about $1,850 — roughly 104% of the U.S. average and above the Illinois state average of $1,650.

Low
$930
Average fee
$1,850
per petition
High
$4,150

What this typically includes

Confirming which category the relationship falls in and who is eligible to petition, assembling civil-document proof of the relationship with certified translations, preparing and filing the petition with USCIS, tracking the receipt and answering any evidence request USCIS sends, and explaining what the priority date does and does not give you. The government’s charge for the form, records ordered from abroad, the medical examination, and the later immigrant visa or adjustment-of-status stage are separate.

Mount Prospect, IL Federal family petition

A family petition is federal. Which category your relative falls in, the form, and the proof USCIS asks for are all set in Washington, not in Illinois.

No Illinois rule moves the queue either. A capped category waits on the national visa bulletin, and nothing filed locally changes a cut-off date.

What is local is the handling. A USCIS office takes the petition, and the consulate or field office tied to an address runs the later stage.

Illinois law does decide the family facts underneath. Whether a marriage, a divorce, an adoption or a late-registered birth record is valid comes from Illinois, and the petition rests on exactly that.

One petition is a flat-fee job, usually $900 to $4,000. About $1,800 is ordinary. Your location moves the figure inside that band, since immigration rates track the Illinois market.

The quote is per petition, not per family. Two relatives usually mean two filings and two fees. Ask whether the second is discounted.

USCIS prices the form separately, under whatever schedule is current. Confirm the amount with the agency, not a website.

The immigrant visa or adjustment that follows is separate work and a separate fee. In a capped category that bill comes much later. Counsel for this filing need not sit in Illinois, because any licensed immigration attorney may do it.

Get in touch with a family-based petition lawyer in Mount Prospect

Browse these family-based petition attorneys serving Mount Prospect. Give a call or request an estimate and connect with local firm that fits your case.

We’re still adding family-based petition attorneys in Mount Prospect. Request a case evaluation and we’ll connect you with a local firm.

How Mount Prospect compares

Average family-based petition lawyer fees, Mount Prospect vs. Illinois vs. the U.S.

Mount Prospect
$1,850
Illinois
$1,650
U.S. average
$1,800

Mount Prospect runs about 4% higher than the national average for family-based petition lawyer fees.

What affects family-based petition lawyer fees in Mount Prospect

In Mount Prospect, the cost of living sits at 104% of the U.S. average — both of which shape what local attorneys charge. Beyond location, these factors determine family-based petition lawyer fees:

  • Which category applies — An immediate-relative filing is simpler work than a capped preference category.
  • Quality of the civil records — Birth, marriage and divorce records that disagree have to be reconciled with secondary evidence.
  • How the relationship arose — Adoption, legitimation, a step relationship or a disputed paternity finding all add work.
  • A child’s age — A beneficiary approaching 21 raises age-protection questions that have to be calculated, not guessed.
  • The sponsor’s finances — A petitioner short of the income floor means finding and documenting a joint sponsor.
  • Earlier filings and history — A prior petition, a refusal, or any immigration or criminal history pushes some firms to hourly rates.

How to choose a family-based petition lawyer in Mount Prospect

Fees matter, but the right family-based petition attorney in Mount Prospect also protects both your time and your result. Before you hire:

  • Confirm the fee structure. Family-based petition matters are usually a flat fee — one agreed price for the work. Get it in writing before you sign — our flat fees guide explains exactly what to look for.
  • Look for family-based petition experience. Choose an attorney who regularly handles family-based petition cases in Illinois, not a generalist.
  • Use the free consultation. Most Mount Prospect family-based petition attorneys review your case at no cost — use it to compare two or three.
  • Verify licensing. Confirm the attorney is licensed and in good standing with the Illinois state bar.
  • Clarify what's included. Ask which case costs are separate from the fee and how they are billed — see attorney fees vs. case costs.

Need help with your family-based petition case?

Average attorney fees in Mount Prospect by case type

National benchmarks adjusted by Mount Prospect's cost-of-living index (104). Open a case type for its full Mount Prospect fee breakdown.

Case type How it’s billed Low Average High
Family-Based Petition Flat fee $930 $1,850 $4,150
Divorce Flat fee $2,050 $7,750 $20,700
Immigration Flat fee $520 $3,650 $15,550
Real Estate Flat fee $830 $1,550 $3,650
Probate Flat fee $1,550 $4,650 $15,550
Car Accidents Contingency $2,050 $6,200 $15,550
Personal Injury Contingency $3,100 $10,350 $31,100
Patent Flat fee $5,200 $10,350 $18,650
Estate Planning Flat fee $520 $2,050 $5,200
DUI Flat fee $1,550 $4,150 $10,350
Child Support Hourly $1,050 $3,650 $10,350
Criminal Defense Flat fee $1,550 $5,200 $15,550
Child Custody Hourly $2,050 $8,300 $25,900
H-1B Visa Flat fee $2,050 $3,650 $6,200
Trademark Flat fee $620 $1,250 $2,600
Living Trust Flat fee $1,250 $2,600 $5,200
Traffic Ticket Flat fee $100 $310 $780
Family Law Hourly $1,550 $7,250 $20,700
Speeding Ticket Flat fee $100 $310 $780
Bankruptcy Flat fee $1,050 $2,050 $4,650
Premises Liability Contingency $5,700 $18,150 $82,900
Pedestrian Accident Contingency $3,650 $12,450 $41,450
Chapter 7 Flat fee $1,050 $1,550 $2,600
Traffic Violation Flat fee $100 $310 $780
Clemency Flat fee $2,050 $6,200 $15,550
Bicycle Accident Contingency $2,600 $8,300 $25,900
Medicaid Planning Flat fee $3,100 $6,750 $15,550
Adoption Flat fee $1,550 $5,200 $15,550
Medical Malpractice Contingency $25,900 $103,600 $362,600
Expungement Flat fee $520 $1,550 $4,150
Workers Compensation Contingency $1,550 $4,150 $10,350
SSDI Contingency $2,050 $4,150 $9,550
Uncontested Divorce Flat fee $520 $1,250 $2,600
Uber Accident Contingency $3,100 $9,300 $34,200
Tax Hourly $1,550 $5,200 $15,550
Rideshare Accident Contingency $3,100 $9,300 $34,200
Eviction Flat fee $520 $1,250 $3,100
Employment Contingency $2,600 $10,350 $41,450
Small Claims Flat fee $100 $520 $1,550
Bus Accident Contingency $4,150 $12,450 $46,600
Pardon Flat fee $1,550 $5,200 $15,550
Disability Contingency $2,050 $4,150 $9,550
Chapter 13 Flat fee $3,100 $4,150 $6,200
Drunk Driving Accident Contingency $4,150 $15,550 $62,150
Defense Flat fee $1,550 $5,200 $15,550
Prenuptial Agreement Flat fee $1,050 $2,600 $7,750
Auto Dealer Fraud Contingency $2,600 $7,750 $25,900
Guardianship Flat fee $1,550 $4,150 $12,450
Closing Flat fee $730 $1,250 $2,600
Social Security Contingency $2,050 $4,150 $9,550
Business Hourly $1,550 $6,200 $25,900
Construction Accident Contingency $12,450 $51,800 $207,200
Alimony Hourly $3,100 $9,300 $25,900
Domestic Violence Flat fee $1,550 $4,150 $12,450
Green Card Flat fee $2,050 $4,150 $8,300
Business Litigation Hourly $15,550 $62,150 $259,000
Police Misconduct Contingency $8,300 $41,450 $259,000
K-1 Visa Flat fee $1,550 $2,600 $4,150
Foreclosure Flat fee $1,550 $3,650 $7,750
Annulment Flat fee $1,050 $3,100 $10,350
Sexual Abuse Contingency $20,700 $88,050 $414,400
Juvenile Flat fee $1,550 $3,650 $10,350
Debt Settlement Contingency $1,050 $3,100 $8,300
Bad Faith Insurance Contingency $8,300 $31,100 $129,500
Lemon Law Contingency $2,050 $5,200 $15,550
Divorce Mediation Hourly $2,600 $5,700 $12,450
Unpaid Wages Contingency $2,050 $8,300 $36,250
Non-Compete Agreement Flat fee $520 $2,600 $51,800
Consumer Protection Contingency $2,050 $5,200 $15,550
Life Insurance Denial Contingency $8,300 $51,800 $207,200
Personal Loan Hourly $520 $2,050 $5,200
Hostile Work Environment Contingency $4,150 $15,550 $67,350
Wrongful Death Contingency $15,550 $62,150 $259,000
Age Discrimination Contingency $5,200 $20,700 $88,050
Construction Defect Hourly $8,300 $46,600 $207,200
Elder Law Hourly $1,550 $5,200 $12,450
Restraining Order Flat fee $1,050 $2,600 $7,750
Debt Collection Defense Flat fee $520 $1,550 $5,200
Visitation Hourly $1,550 $5,200 $20,700
Brain Injury Contingency $20,700 $119,150 $518,000
Power of Attorney Flat fee $210 $410 $1,050
Birth Injury Contingency $103,600 $466,200 $1,554,000
CPS Defense Hourly $2,600 $7,750 $25,900
White Collar Crime Hourly $15,550 $77,700 $414,400
Wrongful Termination Contingency $3,100 $12,450 $46,600
Tenant Hourly $1,050 $2,600 $6,200
EB-2 NIW Flat fee $4,150 $7,250 $12,450
O-1 Visa Flat fee $3,650 $6,200 $10,350
Name Change Flat fee $310 $780 $2,600
F-1 Student Visa Flat fee $780 $1,850 $5,200
Misdemeanor Flat fee $780 $1,550 $3,650
Gun Charges Flat fee $1,550 $6,200 $77,700
Chapter 11 Hourly $25,900 $77,700 $414,400
Citizenship Flat fee $520 $1,050 $2,600
Severance Agreement Flat fee $520 $1,250 $5,200
LLC Formation Flat fee $520 $1,250 $2,600
House Purchase Flat fee $830 $1,350 $2,600
IRS Audit Hourly $1,050 $4,650 $20,700
CDL Ticket Flat fee $410 $930 $2,600
Truck Accident Contingency $5,200 $16,600 $51,800
Defamation Hourly $5,200 $15,550 $51,800
SSI Contingency $1,050 $3,100 $9,550
Surrogacy Flat fee $3,650 $8,300 $15,550
Probation Violation Flat fee $1,050 $2,600 $7,750
HOA Hourly $1,550 $4,150 $10,350
Reckless Driving Flat fee $1,050 $2,600 $5,200
Suspended License Flat fee $780 $1,800 $3,100
Asylum Flat fee $3,100 $6,200 $15,550
Franchise Hourly $2,050 $7,750 $62,150
EB-5 Visa Flat fee $12,450 $25,900 $51,800
Discharge Upgrade Flat fee $1,550 $4,150 $10,350
Copyright Flat fee $310 $1,550 $7,750
ERISA Contingency $3,100 $15,550 $77,700
Driving Without a License Flat fee $260 $620 $1,550
Marriage Green Card Flat fee $1,550 $3,100 $7,750
Hit and Run Accident Contingency $2,600 $8,300 $31,100
Overtime Contingency $2,600 $9,300 $41,450
Timeshare Exit Flat fee $1,550 $4,650 $15,550
Fraud Defense Flat fee $2,600 $7,750 $25,900
Civil Lawsuit Hourly $3,100 $15,550 $51,800
Irrevocable Trust Flat fee $2,600 $6,200 $15,550
Property Tax Appeal Contingency $160 $520 $2,050
Slip and Fall Contingency $4,150 $12,450 $41,450
Special Education Hourly $2,050 $7,750 $25,900
Entertainment Hourly $780 $3,650 $25,900
EB-1 Visa Flat fee $5,200 $9,300 $16,600
Special Needs Trust Flat fee $2,050 $4,650 $10,350
Student Loan Flat fee $780 $2,600 $8,300
Civil Rights Violation Contingency $5,200 $25,900 $155,400
Immigration Bond Flat fee $1,550 $3,100 $6,200
Motorcycle Accident Contingency $3,100 $9,300 $31,100
Dog Attack Injury Contingency $3,100 $10,350 $31,100
Insurance Claim Contingency $2,050 $7,750 $25,900
Discrimination Contingency $3,100 $12,450 $46,600
Professional License Defense Hourly $2,600 $8,300 $25,900
Commercial Real Estate Hourly $2,600 $9,300 $46,600
Intellectual Property Flat fee $520 $2,600 $15,550
Security Clearance Flat fee $2,600 $7,750 $20,700
Deportation Hourly $3,100 $8,300 $20,700
Mesothelioma Contingency $51,800 $362,600 $1,036,000
Trust Administration Hourly $2,600 $6,200 $20,700
Shoplifting Flat fee $780 $1,550 $4,150
Startup Flat fee $2,600 $7,750 $31,100
Burglary Flat fee $3,650 $9,300 $25,900
E-2 Visa Flat fee $3,650 $6,200 $10,350
Partnership Dispute Hourly $20,700 $77,700 $310,800
Mediation Hourly $1,550 $5,200 $15,550
Postnuptial Agreement Flat fee $1,050 $3,100 $9,300
Property Damage Contingency $1,550 $6,200 $20,700
Product Liability Contingency $15,550 $62,150 $259,000
Breach of Contract Hourly $3,100 $20,700 $77,700
Health Insurance Denial Hourly $780 $3,650 $15,550
Criminal Appeal Flat fee $7,750 $20,700 $51,800
Paternity Hourly $1,050 $3,100 $12,450
Debt Collector Harassment Contingency $1,550 $4,150 $15,550
Boundary Dispute Hourly $2,600 $12,450 $46,600
Corporate Hourly $3,650 $12,450 $62,150
Whistleblower Contingency $5,200 $20,700 $103,600
Legal Malpractice Contingency $10,350 $41,450 $155,400
Quiet Title Flat fee $1,550 $4,150 $25,900
Construction Hourly $3,650 $25,900 $155,400
Immigration Waiver Flat fee $2,600 $5,200 $10,350
Asset Protection Flat fee $3,100 $8,300 $25,900
Federal Criminal Defense Flat fee $10,350 $36,250 $155,400
Assault Flat fee $1,550 $4,150 $15,550
Contract Review Flat fee $310 $830 $3,100
Landlord Hourly $780 $3,100 $15,550
Unemployment Appeal Flat fee $520 $1,250 $3,650
Legal Separation Hourly $2,600 $8,300 $25,900
Deed Transfer Flat fee $260 $620 $1,850
L-1 Visa Flat fee $3,100 $5,700 $9,300
Security Deposit Flat fee $410 $1,050 $3,100
Custody Modification Hourly $1,850 $6,200 $22,800
Work Permit Flat fee $470 $980 $2,300
Employment Contract Flat fee $620 $1,650 $4,650
Civil Appeal Flat fee $8,300 $22,800 $62,150
Contested Divorce Hourly $10,350 $20,700 $51,800
Wage Garnishment Flat fee $410 $1,300 $3,650
Stepparent Adoption Flat fee $1,550 $2,600 $8,300
Mergers and Acquisitions Hourly $7,750 $25,900 $103,600
Retaliation Contingency $4,650 $16,600 $72,500
Murder Flat fee $25,900 $77,700 $259,000
DACA Flat fee $520 $1,250 $3,100
Mass Tort Contingency $8,300 $36,250 $155,400
Will Contest Hourly $6,200 $25,900 $103,600
Loan Modification Flat fee $780 $2,050 $5,200
Business Sale Flat fee $4,150 $9,850 $31,100
Nonprofit Formation Flat fee $1,550 $3,900 $8,800
Will Flat fee $160 $410 $1,050
Felony Defense Flat fee $3,650 $10,350 $31,100
Drug Possession Flat fee $1,550 $4,150 $15,550
Theft Flat fee $1,050 $3,650 $12,450
House Sale Flat fee $830 $1,450 $2,600
Tax Debt Relief Flat fee $1,050 $3,650 $10,350
Disability Discrimination Contingency $3,650 $14,500 $62,150
Commercial Lease Flat fee $1,250 $3,650 $12,450
Bail Hearing Flat fee $830 $2,350 $5,200
Credit Report Errors Contingency $3,100 $7,750 $29,000
Removal of Conditions Flat fee $1,050 $2,300 $6,200
Hurricane Damage Claim Contingency $3,650 $13,450 $46,600
VA Disability Contingency $1,550 $5,200 $15,550
Long-Term Disability Contingency $2,600 $8,300 $25,900
Nursing Home Abuse Contingency $15,550 $62,150 $207,200
Sexual Harassment Contingency $5,200 $18,650 $77,700
Spinal Cord Injury Contingency $31,100 $155,400 $777,000
Elder Abuse Contingency $12,450 $43,500 $145,050
Drug Trafficking Flat fee $12,450 $41,450 $181,300
Child Support Modification Flat fee $930 $2,500 $7,050
Sex Crime Defense Flat fee $14,500 $49,750 $196,850

Family-based petition lawyer fees in other Illinois cities

Compare local family-based petition attorney fees across Illinois.

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FAQs - Family-based petition attorney fees in Mount Prospect

Family-based petition lawyer fees in Mount Prospect average about $1,850, with a typical range of $930 to $4,150. That is roughly 104% of the U.S. average, adjusted for the local cost of living.

Mount Prospect's cost-of-living index is about 104% of the national average, so family-based petition attorney fees here tend to run 4% higher than the U.S. norm.

The figures here are local averages. For a number tied to your specific situation, request a free match with a family-based petition attorney in Mount Prospect, or enter your ZIP code for a more precise estimate.

We take the national benchmark for family-based petition cases and adjust it by Mount Prospect's cost-of-living index — about 104% of the U.S. average — giving a local Low, Average, and High of $930, $1,850, and $4,150.

Mount Prospect averages about $1,850 for family-based petition lawyer fees, compared with roughly $1,650 across Illinois and $1,800 nationally.

Many family-based petition attorneys in Mount Prospect offer a free initial consultation to review your case before you commit. Check each firm's listing above for details.

Look for a Mount Prospect attorney who regularly handles family-based petition cases, check reviews and their standing with the Illinois state bar, and use free consultations to compare a few before you decide.

Attorney fees pay for the lawyer's time and skill, while case costs are separate out-of-pocket expenses such as filing fees, records, and expert witnesses. In a Mount Prospect family-based petition matter, always confirm how the costs are handled alongside the fee.

In Mount Prospect, family-based petition lawyer fees are typically paid as a single flat fee agreed up front. Case costs are usually billed separately from the fee.

For most family-based petition matters, yes — the right attorney can improve your outcome by more than the fee, and many work on terms that limit your risk. Use a free Mount Prospect consultation to weigh it for your situation.

ZIP codes covered

These Mount Prospect family-based petition fee estimates apply to ZIP code 60056.

Last updated Oct 3, 2026 · Fee figures are local averages for informational purposes only and are not legal advice or a quote. See how we estimate fees.