HomeIllinoisLake CountyBuffalo Grove
Buffalo Grove, Illinois: commercial real estate data.
Buffalo Grove is a Census village of 42,891 people across 9.57 square miles of land, lying across Lake County and Cook County. Median household income is $129,395, 79.8 percent of occupied homes are owned, and the SBA record carries 67 7(a) approvals to borrowers here worth $22.2 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Buffalo Grove
What Buffalo Grove is
- Census place typevillage
- Land area9.57 sq mi
- Water area0.02 sq mi
- Population per square mile of land4,483
- County holding the largest share of its areaLake County, 77.9 percent
- Counties this place lies inLake County 77.9 percent, Cook County 22.1 percent
Buffalo Grove crosses a county line. The split above is measured from the Census boundary of the place against the county boundaries, by area, so it says where the ground is and not where the town hall is.
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Buffalo Grove
How many people live in Buffalo Grove
- Population42,891
- Median age42.0
- Population under 1810,517
- Share under 1824.5 percent
- Population 65 and over6,774
- Share 65 and over15.8 percent
- Households16,213
- Family households11,877
- Share of households that are families73.3 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Buffalo Grove
Income and work in Buffalo Grove
- Median household income$129,395
- Per capita income$62,568
- Civilian labor force23,410
- Employed22,771
- Unemployed639 plus or minus 174
- Unemployment rate2.7 percent plus or minus 0.7
- Adults 25 and over29,401
- Adults 25 and over with a high school diploma or higher96.8 percent
- Adults 25 and over with a bachelor degree or higher68.6 percent
- Adults 25 and over with a graduate degree31.1 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Buffalo Grove
Housing in Buffalo Grove
- Housing units16,593
- Occupied units16,213
- Vacant units380 plus or minus 183
- Vacancy rate2.3 percent plus or minus 1.1
- Owner occupied12,945
- Renter occupied3,268
- Ownership rate79.8 percent
- Median owner-occupied home value$412,300
- Median gross rent, monthly$2,037
- Annual rent as a share of median income18.9 percent
- Single family units11,167
- Share single family67.3 percent
- Units in buildings of two or more5,368
- Share in buildings of two or more32.4 percent
- Mobile homes58 plus or minus 62
- Median year structure built1981
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Buffalo Grove
How Buffalo Grove gets to work
- Workers 16 and over who commute15,239
- Commuting under 15 minutes3,646
- Share commuting under 15 minutes23.9 percent
- Commuting 30 minutes or more6,076
- Share commuting 30 minutes or more39.9 percent
- Drove alone58.1 percent
- Carpooled4.9 percent plus or minus 1.2
- Public transport2.8 percent plus or minus 0.9
- Walked1.0 percent plus or minus 0.5
- Worked from home32.1 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Buffalo Grove
SBA loans in Buffalo Grove (7(a))
- Approvals67
- Gross approval$22,192,100
- Average approval$331,225
- Median approval$139,000
- Ninetieth percentile approval$767,300
- Largest approval$3,780,000
- Jobs supported442
- Jobs per approval6.6
- Loans with a final outcome11
- Paid in full10
- Charged off1
- Median term120 months
- Share on real estate terms of 20 years or more3.0 percent
- Share to franchises9.0 percent
- Distinct lenders27
- Distinct industries by NAICS43
Counted by borrower city: approvals to borrowers whose address is in Buffalo Grove, in any county, FY2020 to FY2026. Only 11 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.
Buffalo Grove
SBA loans in Buffalo Grove (504)
- Approvals20
- Gross approval$20,646,000
- Average approval$1,032,300
- Median approval$684,000
- Largest approval$5,029,000
- Jobs supported220
- Loans with a final outcome5
- Charged off0
- Median term240 months
- Distinct CDCs2
Counted by borrower city: approvals to borrowers whose address is in Buffalo Grove, in any county, FY2010 to FY2026. Only 5 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.
Buffalo Grove
Flood risk in Buffalo Grove
- NFIP communityVillage of Buffalo Grove
- NFIP community number170068
- Participating in the NFIPYes
- Community Rating System classClass 7
- Currently effective map date09/18/13
The Village of Buffalo Grove participates in the National Flood Insurance Program as community 170068 and carries Community Rating System class 7, a flood insurance premium discount for policies written there.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Lake County, not Buffalo Grove
Lake County context, not Buffalo Grove figures
- Establishments in Lake County20,076
- Covered employment, Lake County329,354
- Average annual pay, Lake County$91,042
- Housing units permitted, Lake County1,042
Every figure in this section is published for Lake County as a whole and is not a measurement of Buffalo Grove.
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
Buffalo Grove questions, answered from the record.
How many people live in Buffalo Grove, Illinois?
42,891, in 16,213 households. Buffalo Grove village covers 9.57 square miles of land, which is 4,483 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Buffalo Grove in?
Buffalo Grove lies in more than one. By area it is 77.9 percent in Lake County, 22.1 percent in Cook County. This page sits under Lake County because that county holds the largest share. The split is measured from the Census boundary of the place against the county boundaries.
What is the median household income in Buffalo Grove?
$129,395. The median owner-occupied home is valued at $412,300. Median gross rent is $2,037 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Buffalo Grove businesses?
67 7(a) approvals totaling $22.2 m since FY2020, across 27 lenders, median approval $139,000, plus 20 504 approvals worth $20.6 m since FY2010. These count approvals to borrowers whose address is in Buffalo Grove, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Buffalo Grove borrowers get paid back?
No rate is published for Buffalo Grove. Only 11 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 Buffalo Grove in the National Flood Insurance Program?
Yes. Buffalo Grove appears in the FEMA Community Status Book as Buffalo Grove, village of, community 170068, carrying Community Rating System class 7, which is a premium discount for exceeding the program minimum. 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 Buffalo Grove figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Lake 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 Buffalo Grove.
Is zoning published for Buffalo Grove?
No. Nothing on this page presents parcel level zoning.