Staff-to-Child Ratios by State: The Complete 2026 Comparison

Staff-to-child ratios are the single most important compliance metric for licensed daycare centers. Getting them wrong — even for a few minutes during a staff break — is a high-severity violation in every state.

This guide compares ratio requirements across all 50 states so you can see exactly where your state falls.

Infant Ratios (0-12 months)

Infant ratios are the strictest across all states. The range goes from 1:3 (the most protective) to 1:6 (the least).

Strictest states (1:3):

• Hawaii: 1:3 (max group size 6)
• Maryland: 1:3 (max group size 6-9)
• Massachusetts: 1:3 (max group size 7)
• Kansas: 1:3 (max group size 9)

Most common (1:4): California, Connecticut, Florida, Illinois, Indiana, Maine, Michigan, Minnesota, Montana, Nevada, New Hampshire, New York, North Dakota, Oklahoma, Oregon, Pennsylvania, Rhode Island, Tennessee, Texas, Utah, Vermont, Washington D.C., West Virginia, Wisconsin, Wyoming

Least strict (1:5 or 1:6):

• Alaska: 1:5
• Alabama: 1:5
• Arizona: 1:5
• Georgia: 1:6
• Kentucky: 1:5
• Louisiana: 1:5
• Mississippi: 1:5
• New Mexico: 1:6
• North Carolina: 1:5
• Ohio: 1:5
• South Carolina: 1:6
• South Dakota: 1:5

Toddler Ratios (12-24 months)

Strictest (1:3 to 1:4):

• Maryland: 1:3
• Massachusetts: 1:4
• Michigan: 1:4 (through 30 months)

Most common (1:5 to 1:7): Most states fall in the 1:5 to 1:7 range for toddlers.

Least strict (1:8 to 1:9):

• Georgia: 1:8 (walking toddlers)
• Mississippi: 1:9 (1-year-olds)
• Texas: 1:9 (18-23 months)

Preschool Ratios (3-5 years)

This is where states diverge the most:

Strictest (1:7 to 1:10):

• New York: 1:7 for 3-year-olds, 1:8 for 4-year-olds
• Connecticut: 1:10
• Massachusetts: 1:10

Most common (1:10 to 1:15): California, Colorado, Illinois, Indiana, Minnesota, Oregon, Pennsylvania, Utah, Wisconsin

Least strict (1:18 to 1:20):

• Alabama: 1:18 (4 years to school age)
• Arizona: 1:20 (5-year-olds)
• Florida: 1:20 (4-year-olds)
• Georgia: 1:18 (4-year-olds), 1:20 (5-year-olds)
• North Carolina: 1:20 (4-5-year-olds)

What About Group Sizes?

Ratios only tell part of the story. Maximum group sizes matter too. A 1:10 ratio with a max group of 20 means you can have 20 preschoolers with 2 teachers. But a 1:10 ratio with no group size limit means a room of 40 preschoolers with 4 teachers is technically legal.

States with no mandated group size limits: California, Florida, Arizona, Alabama, Alaska, Mississippi, South Dakota

States with the strictest group sizes:

• Massachusetts: 7 (infants), 9 (toddlers), 20 (preschool)
• Wisconsin: 8 (infants), 12 (2-year-olds), 20 (3-year-olds)
• Maryland: 6 (infants), 12 (2-year-olds), 20 (preschool)

Mixed Age Groups

When children of different ages are in the same room, most states require you to use the ratio for the youngest child in the group. This is critical — it means adding one infant to a preschool room drops your allowed ratio from something like 1:10 to 1:4.

Exceptions:

• Texas uses a "specified age" formula based on the age of more than half the children in the group
• Utah allows up to three 18-23 month olds in a 2-year-old room without dropping to the infant ratio
• Nevada uses an "averaging" method based on the average age of all children in the room

Why This Matters for Your Center

Ratio violations are classified as high-severity in virtually every state. They're the kind of violation that can trigger immediate enforcement action, additional inspections, and in repeat cases, license suspension.

The most common cause isn't intentional understaffing — it's coverage gaps. A teacher goes on break, calls in sick, or steps out of the room, and suddenly the ratio is wrong. Tracking ratios in real-time, having backup coverage plans, and documenting everything is essential.

Find your state's exact ratios →

For the complete licensing requirements in your state — including documents, immunizations, and inspection schedules — visit our State-by-State Licensing Guide.