US ZIP Code Map

ZIP code

99111

Colfax, WA

STANDARD

99111 covers Colfax in Whitman County, with 4,049 people in the ACS estimate.

Map of 99111, Colfax

ZIP code map

ACS population

4,049

Median household income

$66,333

Median home value

$264,300

About ZIP code 99111

Type

STANDARD

City

Colfax

County

Whitman County

Timezone

America/Los_Angeles

Area codes

509

Land area

307.0 sq mi

Water area

0.10 sq mi

Households

1,920

Median gross rent

$983

Acceptable cities: Diamond

More enterprise fields

Timezone
America/Los_Angeles
Area Codes
509
World Region
NA
Country
US
Housing Count
1,982
Irs Estimated Households
1,900
Population Count
4,029
Irs Estimated Population
3,540

People in 99111

Race

  • White3,665
  • Black or African American15
  • American Indian or Alaska Native26
  • Asian54
  • Native Hawaiian and Pacific Islander3
  • Other race36
  • Two or more races230

Hispanic or Latino (any race): 128

Age

  • Under 10396
  • 10 to 19479
  • 20 to 29401
  • 30 to 39443
  • 40 to 49502
  • 50 to 59590
  • 60 to 69519
  • 70 to 79442
  • 80 and older257

Income and housing in 99111

Poverty rate

9.0%

Median earnings

$44,243

Median household income

$66,333

Median home value

$264,300

Median gross rent

$983

Education

  • High school graduate92.6%
  • Bachelor's degree29.6%
  • Graduate degree10.4%

Places covering 99111

Cities and places

Counties

28.6% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 99111

IRS populationACS population
4,6972,348020052023

Hover a year for IRS and ACS values.

ZIP codes near 99111

  1. 99102Albion9.9 miPop 448 · Income $55,750
  2. 99174Steptoe11.7 miPop 70 · Income $48,929
  3. 99161Palouse13.9 miPop 1,478 · Income $90,750
  4. 99165Pullman15.2 miPop 20 · Income —
  5. 99163Pullman15.2 miPop 33,692 · Income $46,401
  6. 99125Endicott15.3 miPop 636 · Income $50,893
  7. 99164Pullman16.0 miPop 0 · Income —
  8. 99130Garfield16.4 miPop 847 · Income $63,750
  9. 99176Thornton16.7 miPop 132 · Income $81,250
  10. 99171Saint John19.7 miPop 991 · Income $61,500
  11. 99104Belmont20.7 miPop — · Income —
  12. 99158Oakesdale20.7 miPop 601 · Income $75,625

ZIP code 99111 FAQ

What city is ZIP code 99111 in?
99111 is in Colfax, WA.
What county is 99111 in?
99111 is in Whitman County.
What is the median household income in 99111?
The median household income in 99111 is $66,333.
Which ZIP codes are near 99111?
Use the radius tool on this page to list ZIP codes within a chosen distance of 99111.