Who's moving to and from Boulder County, Colorado?

More left than arrived in 2022–23: 18,856 people in, 20,236 out. Most were moving between Colorado counties.

See where they went ↓
Net change
−1,380 people
−863 households
Arrivals' income
$98.1k
avg income reported on the second-year tax return
Leavers' income
$88.3k
avg income reported on the second-year tax return

Where people leaving Boulder County went in Colorado

Orange lines show departures · thicker line = more people

Moves to and from other Colorado counties, 2022–23. Out-of-state moves, like Los Angeles County, CA, are listed below.

Where did newcomers come from?

About 5 in 10 came from other states. People, 2022–23.

  1. Weld County1,446
  2. Denver County1,376
  3. Adams County1,143
  4. Jefferson County1,103
  5. Larimer County1,040
  6. Broomfield County987
  7. Arapahoe County471
  8. Smaller moves from many other places (each under 20 households)5,060

Where did people go?

About 6 in 10 who left stayed in Colorado. People, 2022–23.

  1. Weld County2,735
  2. Denver County1,480
  3. Larimer County1,464
  4. Adams County1,396
  5. Jefferson County1,372
  6. Broomfield County1,138
  7. Arapahoe County400
  8. Smaller moves to many other places (each under 20 households)5,323

Not counted above

Arrived from abroad
184 people
Left for abroad
391 people

Moves abroad are never included in net change.

Is Boulder usually growing from moves?

No. More households have left than arrived every year since 2015–16.

Net migration · households (tax returns)
13–1414–1515–1616–1717–1818–1919–2020–2121–22−86322–23††‡†
Net migration of Boulder County (Net migration · households (tax returns))
YearValue
2013–14−263
2014–15 †+930
2015–16−150
2016–17 †−1,187
2017–18−428
2018–19 ‡−220
2019–20−982
2020–21−1,324
2021–22−2,045
2022–23 †−863

The IRS changed its processing in 2014–15, 2016–17 and 2022–23. Compare years between the dotted lines. ‡ County disclosure-method change in 2018–19: small counts began being deleted rather than reassigned to similar categories. County figures across this break may not be comparable.

Cite this page

Moved Where. “Who's moving to and from Boulder County, Colorado?” movedwhere.com/county/boulder-county-co. Data: IRS Statistics of Income migration data, 2022–23.