Place

1940

Population

1930

Population

Alamosa

5,556

5,107

Aurora

3,494

2,295

Boulder

12,831

11,223

Brighton

4,029

3,394

Canon City

6,664

5,938

Colorado Springs

36,310

33,237

Delta

3,719

2,938

Denver

318,415

287,861

Durango

6,035

5,400

Englewood

9,606

7,980

Florence

2,624

2,475

Fort Collins

12,183

11,489

Fort Morgan

4,857

4,423

Grand Junction

12,415

10,247

Greeley

15,476

12,203

La Junta

7,004

7,193

Lamar

4,442

4,233

Las Animas

3,227

2,517

Leadville

4,781

3,771

Longmont

7,413

6,029

Loveland

6,132

5,506

Monte Vista

2,970

2,610

Pueblo

51,805

50,096

Rocky Ford

3,484

3,426

Salida

4,928

5,065

Sterling

7,360

7,195

Trinidad

13,027

11,732

Walsenburg

5,715

5,503