Gridley Population

1880–2026

7,234

2026 projection

2.5% since 2020 (decrease)

02K4K6K8K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Gridley. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20267,234-240.33%
20257,258-560.77%
20247,314+200.27%
20237,294+380.52%
20227,256-951.29%
20217,351-700.94%
20207,421-1572.07%
20197,578+6289.04%
20186,950+430.62%
20176,907+701.02%

Showing 10 of 29 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Gridley has a population change lower than Butte County, California, and the U.S.

  • United States+3.1%
  • California−0.4%
  • Butte County−0.5%
  • Gridley−2.0%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Gridley Demographics

34.1median age

Median age

Female34.5 yrs
Male32.7 yrs

Adults

5,144
931 seniors (65+) · 18% of adults4,213 other adults

Sex

Female 51.1% · 3,745Male 48.9% · 3,585

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 73 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Gridley Income

$57,974median household income

Median household income

$57,974

Half of households earn more, half earn less

Median earnings

$40,387

Typical yearly pay for a worker 25 or older.

Poverty rate

17.9%

About 1 in 6 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Gridley Marital Status

52% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married52%57%47%
Never married28%30%26%
Divorced11%8%14%
Widowed6%3%9%
Separated4%3%4%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201