Colby, Kansas: commercial real estate data.
Colby is a Census city of 5,387 people across 3.68 square miles of land, in Thomas County. Median household income is $63,494, 67.1 percent of occupied homes are owned, and the SBA record carries 7 7(a) approvals to borrowers here worth $11.4 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Colby
What Colby is
- Census place typecity
- Land area3.68 sq mi
- Water area0 sq mi
- Population per square mile of land1,466
- County holding the largest share of its areaThomas County, 100.0 percent
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Colby
How many people live in Colby
- Population5,387
- Median age32.3
- Population under 181,437
- Share under 1826.7 percent
- Population 65 and over814 plus or minus 183
- Share 65 and over15.1 percent plus or minus 3.3
- Households2,131
- Family households1,258
- Share of households that are families59.0 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Colby
Income and work in Colby
- Median household income$63,494
- Per capita income$33,422
- Civilian labor force3,014
- Employed2,996
- Unemployed18 plus or minus 25
- Unemployment rate0.6 percent plus or minus 0.8
- Adults 25 and over3,210
- Adults 25 and over with a high school diploma or higher93.7 percent
- Adults 25 and over with a bachelor degree or higher37.0 percent plus or minus 7.4
- Adults 25 and over with a graduate degree9.8 percent plus or minus 4.6
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Colby
Housing in Colby
- Housing units2,464
- Occupied units2,131
- Vacant units333 plus or minus 161
- Vacancy rate13.5 percent plus or minus 6.5
- Owner occupied1,430
- Renter occupied701 plus or minus 141
- Ownership rate67.1 percent
- Median owner-occupied home value$163,000
- Median gross rent, monthly$750
- Annual rent as a share of median income14.2 percent plus or minus 3.3
- Single family units1,850
- Share single family75.1 percent
- Units in buildings of two or more451 plus or minus 186
- Share in buildings of two or more18.3 percent plus or minus 7.5
- Mobile homes163 plus or minus 118
- Median year structure built1969
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Colby
How Colby gets to work
- Workers 16 and over who commute2,668
- Commuting under 15 minutes2,185
- Share commuting under 15 minutes81.9 percent
- Commuting 30 minutes or more131 plus or minus 80
- Share commuting 30 minutes or more4.9 percent plus or minus 3.0
- Drove alone82.8 percent
- Carpooled4.1 percent plus or minus 2.3
- Public transport0.0 percent
- Walked2.5 percent plus or minus 2.0
- Worked from home10.2 percent plus or minus 4.4
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Colby
SBA loans in Colby (7(a))
- Approvals7
- Gross approval$11,412,400
- Average approval$1,630,343
- Median approval$1,400,000
- Largest approval$3,913,600
- Jobs supported58
- Jobs per approval8.3
- Loans with a final outcome0
- Paid in full0
- Charged off0
- Median term300 months
- Share on real estate terms of 20 years or more100.0 percent
- Share to franchises57.1 percent
- Distinct lenders5
- Distinct industries by NAICS3
Counted by borrower city: approvals to borrowers whose address is in Colby, in any county, FY2020 to FY2026. Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Colby
SBA loans in Colby (504)
- Approvals3
- Gross approval$1,467,000
- Average approval$489,000
- Median approval$118,000
- Largest approval$1,299,000
- Jobs supported17
- Loans with a final outcome2
- Charged off0
- Median term240 months
- Distinct CDCs2
Counted by borrower city: approvals to borrowers whose address is in Colby, in any county, FY2010 to FY2026. Only 2 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
Colby
Flood risk in Colby
- NFIP communityCity of Colby
- NFIP community number200350
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date09/29/78
The City of Colby participates in the National Flood Insurance Program as community 200350 and carries no Community Rating System class, so no CRS premium discount applies to it.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Thomas County, not Colby
Thomas County context, not Colby figures
- Establishments in Thomas County332
- Covered employment, Thomas County4,104
- Average annual pay, Thomas County$47,946
- Housing units permitted, Thomas County5
Every figure in this section is published for Thomas County as a whole and is not a measurement of Colby.
US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.
Coverage
What this page does not hold.
Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Common questions
Colby questions, answered from the record.
How many people live in Colby, Kansas?
5,387, in 2,131 households. Colby city covers 3.68 square miles of land, which is 1,466 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Colby in?
Thomas County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.
What is the median household income in Colby?
$63,494. The median owner-occupied home is valued at $163,000. Median gross rent is $750 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Colby businesses?
7 7(a) approvals totaling $11.4 m since FY2020, across 5 lenders, median approval $1,400,000, plus 3 504 approvals worth $1.5 m since FY2010. These count approvals to borrowers whose address is in Colby, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Colby borrowers get paid back?
No rate is published for Colby. Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.
Is Colby in the National Flood Insurance Program?
Yes. Colby appears in the FEMA Community Status Book as Colby, city of, community 200350, with no Community Rating System class, so no CRS discount applies. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page Colby figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Thomas County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of Colby.
Is zoning published for Colby?
No. Nothing on this page presents parcel level zoning.
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