San Dimas Population

1950–2026

32,582

2026 projection

6.4% since 2020 (decrease)

05K10K15K20K25K30K35K19501960197019801990200020102020

Source: U.S. Census Bureau decennial counts and annual 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 San Dimas. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202632,582-3961.20%
202532,978-2380.72%
202433,216-1340.40%
202333,350-2700.80%
202233,620-4701.38%
202134,090-7102.04%
202034,800+1,2663.78%
201933,534-3541.04%
201833,888-2850.83%
201734,173-1850.54%

Showing 10 of 22 years.

San Dimas Demographics

43.3median age

Median age

Female43.4 yrs
Male43.3 yrs

Adults

26,981
6,866 seniors · 25%20,115 other adults

Sex

Female 51.9% · 17,545Male 48.1% · 16,244

Population by age

MaleFemale85+ years, male: 14085+ years, female: 64180–84 years, male: 28280–84 years, female: 33875–79 years, male: 59975–79 years, female: 76070–74 years, male: 93070–74 years, female: 89465–69 years, male: 1,26165–69 years, female: 1,02160–64 years, male: 1,01860–64 years, female: 1,12755–59 years, male: 1,27155–59 years, female: 1,35150–54 years, male: 1,34850–54 years, female: 99845–49 years, male: 1,01345–49 years, female: 1,38540–44 years, male: 1,07640–44 years, female: 82135–39 years, male: 1,02735–39 years, female: 98830–34 years, male: 1,09930–34 years, female: 1,63225–29 years, male: 59725–29 years, female: 93720–24 years, male: 81120–24 years, female: 94215–19 years, male: 89215–19 years, female: 78210–14 years, male: 84610–14 years, female: 1,2025–9 years, male: 1,0015–9 years, female: 8840–4 years, male: 1,0330–4 years, female: 84285+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K1.5K1.5K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

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 338 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

San Dimas Income

$105,321median household income

Median household income

$105,321

Half of households earn more, half earn less

Median earnings

$57,841

Typical yearly pay for a worker 25 or older.

Poverty rate

9.9%

About 1 in 10 residents

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

San Dimas Marital Status

51% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married51%54%49%
Never married29%32%27%
Divorced11%10%11%
Widowed7%3%11%
Separated2%2%2%

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

Sources

10 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year