ACS 2024 5-YEAR ESTIMATES↗ DIRECTIONAL CHANGE FROM 2021UPDATED JAN 29, 2026
COMMUTESHIFTHow America gets to work
PLACE · CA · GEOID 6191922024 5-YEAR

COMMUTE PROFILE

Diamond Bar, California

Mean one-way trip33.3 min±2.4 min MOE
Worked from home18.4%±2.2 pp MOE
Drove alone69.9%±3.3 pp MOE
60+ minute trip15.4%among commuters

U.S. Census Bureau ACS estimates for residents age 16+ who work. Commute time excludes people working from home.

01 / THE SHIFT

What changed in the published estimate?

These periods overlap: 2021 covers 2017–2021 and 2024 covers 2020–2024. Changes are directional comparisons, not independent annual measurements.

Mean commute35.8 min → 33.3 min▼ 2.5 min

Average for workers who did not work from home.

Work from home12.3% → 18.4%▲ 6.1 pp

Share of workers age 16+ who usually worked from home.

Public transit2.4% → 1.0%▼ 1.4 pp

Public transportation excluding taxi.

Drive alone75.0% → 69.9%▼ 5.1 pp

Car, truck, or van—drove alone.

02 / MODE SHARE

How residents usually get to work

Drive alone69.9% ±3.3 pp
Carpool9.3% ±1.4 pp
Public transit1.0% ±0.4 pp
Walk0.4% ±0.2 pp
Bicycle0.3% ±0.2 pp
Work from home18.4% ±2.2 pp

Each share uses 25,381 estimated workers as its denominator. Categories shown here do not include every ACS mode.

03 / PEER CONTEXT

Compared with similar-size places

Percentiles are single-metric context, never a “good commute” score.

92thMean commute percentile

Mean commute time is higher than about 92% of covered places in the 25k–100k population band.

69thWork-from-home percentile

The work-from-home share is higher than about 69% of covered places in the 25k–100k population band.

53thTransit percentile

The public-transit share is higher than about 53% of covered places in the 25k–100k population band.

90th60+ minute percentile

The 60+ minute share is higher than about 90% of covered places in the 25k–100k population band.

04 / ESTIMATE BASE

The counts behind the shares

Population estimate53,355± 61 MOE
Workers age 16+25,381± 849 MOE
Workers with travel time20,699± 975 MOE
Estimated home workers4,682± 587 MOE
Why the ± matters

ACS values are survey estimates. The margin of error is the 90% confidence interval published by the Census Bureau or calculated for a share from published component margins. Small differences can be sampling noise.