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CITY · 2020 ACS

Colby

Kansas · 5,570 residents · 3.661 sq mi
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The short version

Colby has roughly average household income, with a median household income of $62,001. Population has held roughly steady since 2000. Median home value has risen by half since 2000, reaching $127,600. At a median age of 34.6, residents skew younger than the country as a whole.

At a glance
Lower income
below the US median
US median: $66,278
Younger
median age 34.6
US median: 38.8
Less educated
24% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
5,570
+2%since 2000
from 5,450 in 2000
1990 – 2025
Median age
34.6
+1%since 2000
from 34.1 in 2000
US average: 38.8
Population, 1990 – 2024
5K5K5K5K6K1990201020202024Colby
20245K
1990201020202024
Age distribution, 2020
Under 56.9%(384)
US avg: 5.6%
5 to 97.1%(395)
US avg: 6.1%
10 to 146%(334)
US avg: 6.5%
15 to 198.9%(494)
US avg: 6.6%
20 to 248.4%(469)
US avg: 6.7%
25 to 3413.3%(742)
US avg: 13.5%
35 to 4411.1%(617)
US avg: 12.7%
45 to 549.5%(529)
US avg: 12.3%
55 to 6412.2%(677)
US avg: 13.1%
65 to 748.9%(497)
US avg: 10%
75 to 845.1%(283)
US avg: 4.9%
85 and over2.7%(149)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$62,001
+19%inflation adjusted, since 2000
from $34,615 in 2000
US average: $66,278
1990 – 2024
Per capita income
$32,483
+72%since 2000
from $18,872 in 2000
US average: $35,364
Households earning $100K+
36.7%
+15.3 ptssince 2009
from 21.4% in 2009
US average: 43.9%
Poverty rate
7.2%
−5.2 ptssince 2000
from 12.4% in 2000
US average: 12.8%
Workforce by industry, 2020
Information20.3%
US avg: 11.1%
Finance & insurance5.6%
US avg: 5.5%
Other services5.2%
US avg: 6.6%
Agriculture, forestry, fishing5.2%
US avg: 1.7%
Construction5.1%
US avg: 1.2%
Public administration4.9%
US avg: 4.7%
Arts, entertainment, food3.7%
US avg: 2%
Education & health services3.1%
US avg: 0.8%
Wholesale trade3%
US avg: 6.7%
Professional, scientific, technical2.5%
US avg: 4.7%
Transportation & warehousing1.6%
US avg: 2.5%
Retail trade1.2%
US avg: 10%
Manufacturing0.1%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$127,600
+10%inflation adjusted, since 2000
from $77,400 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$655
+18%inflation adjusted, since 2000
from $370 in 2000
US average: $1,124
Owner-occupied
64.2%
−0.1 ptssince 2000
from 64.3% in 2000
35.8% rent
Afford Score
2.1
−4%since 2009
from 2.1 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
RELATED:See current rent listings in Colby on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic95.8%(5,221)
Black0.6%(35)
Hispanic / Latino2%(108)
Asian0.4%(21)
Other0%
2020
White, non-Hispanic86.3%(4,808)
Black1.7%(96)
Hispanic / Latino8.1%(452)
Asian0.6%(34)
Other1.1%(60)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican6%(323)
Asian origin
Filipino0.5%(26)
Ancestry
German33.4%(1,814)
Irish12.3%(670)
English6.4%(345)
Polish5%(273)
West Indian2.4%(131)
Scottish2%(111)
Hungarian1.9%(101)
Swiss1.9%(101)
Scotch-Irish1.2%(63)
French1.1%(62)
American1.1%(59)
Czech1%(52)
+ 9 more ancestry groups with data
Dutch0.8%(44)
Brazilian0.6%(32)
Swedish0.5%(29)
Norwegian0.4%(24)
Italian0.4%(20)
Danish0.2%(13)
Portuguese0.2%(13)
British0.2%(10)
RANKED:Largest German population · Largest Irish population · Largest English population · Largest Mexican population · Largest Polish population
Section 05

Education

Bachelor's degree or higher
23.6%
−0.3 ptssince 2000
from 23.9% in 2000
US average: 32.9%
High school or higher
91.2%
−2.5 ptssince 2000
from 93.6% in 2000
US average: 88.5%
Graduate degree
8.9%
+0.6 ptssince 2000
from 8.4% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
14.8 min
+51%since 2000
from 9.8 min in 2000
US average: 26.9
Drive alone to work
85.5%
+6.7 ptssince 2009
from 78.7% in 2009
US average: 75.1%
No vehicle available
5.1%
−1.9 ptssince 2009
from 7.0% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
1.4%
−2.4 ptssince 2011
from 3.9% in 2011
US average: 5.4%
Labor force participation
70.1%
−1.6 ptssince 2011
from 71.7% in 2011
US average: 63.4%
Management & professional
29.7%
−35.3 ptssince 2009
from 65.0% in 2009
US average: 39.3%
Section 08

People & community

Male
48.0%
−0.5 ptssince 2009
from 48.5% in 2009
Female
52.0%
+0.5 ptssince 2009
from 51.5% in 2009
Foreign born
5.7%
+2.0 ptssince 2009
from 3.7% in 2009
US average: 13.5%
Uninsured
7.5%
−87.1 ptssince 2013
from 94.6% in 2013
US average: 8.8%
Marital status (2024)
Men 15+
Never married35.7%(709)
Married51.9%(1,030)
Widowed3.9%(77)
Divorced8.5%(168)
Women 15+
Never married31.3%(684)
Married47.3%(1,034)
Widowed10.3%(225)
Divorced11%(241)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked

How many people live in Colby, Kansas?

Colby, Kansas has about 5,570 residents according to the 2020 American Community Survey.

What is the median household income in Colby, Kansas?

The typical household in Colby, Kansas earns about $62,001 a year. Half of households make more than that, and half make less.

Is Colby, Kansas expensive?

In Colby, Kansas, the median home is worth about $127,600, and the typical rent is about $655 a month.

How educated are people in Colby, Kansas?

About 23.6% of adults age 25 and over in Colby, Kansas hold a bachelor's degree or higher.

What is the poverty rate in Colby, Kansas?

About 7.2% of people in Colby, Kansas live below the federal poverty line.

Has Colby, Kansas grown since 1990?

Yes, Colby, Kansas has grown since 1990. The population has added about 174 residents, a change of about 3 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →