HomeIowaPolk CountyGrimes
Grimes, Iowa: commercial real estate data.
Grimes is a Census city of 16,366 people across 13.11 square miles of land, lying across Polk County and Dallas County. Median household income is $120,037, 70.9 percent of occupied homes are owned, and the SBA record carries 39 7(a) approvals to borrowers here worth $24.0 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Grimes
What Grimes is
- Census place typecity
- Land area13.11 sq mi
- Water area0.02 sq mi
- Population per square mile of land1,248
- County holding the largest share of its areaPolk County, 84.1 percent
- Counties this place lies inPolk County 84.1 percent, Dallas County 15.9 percent
Grimes 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.
Grimes
How many people live in Grimes
- Population16,366
- Median age35.4
- Population under 184,507
- Share under 1827.5 percent
- Population 65 and over1,199 plus or minus 298
- Share 65 and over7.3 percent plus or minus 1.8
- Households6,117
- Family households4,089
- Share of households that are families66.8 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Grimes
Income and work in Grimes
- Median household income$120,037
- Per capita income$48,382
- Civilian labor force9,884
- Employed9,692
- Unemployed192 plus or minus 185
- Unemployment rate1.9 percent plus or minus 1.9
- Adults 25 and over10,441
- Adults 25 and over with a high school diploma or higher99.3 percent
- Adults 25 and over with a bachelor degree or higher51.5 percent
- Adults 25 and over with a graduate degree18.6 percent plus or minus 4.2
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Grimes
Housing in Grimes
- Housing units6,224
- Occupied units6,117
- Vacant units107 plus or minus 91
- Vacancy rate1.7 percent plus or minus 1.5
- Owner occupied4,335
- Renter occupied1,782 plus or minus 424
- Ownership rate70.9 percent
- Median owner-occupied home value$304,700
- Median gross rent, monthly$1,251
- Annual rent as a share of median income12.5 percent
- Single family units4,449
- Share single family71.5 percent
- Units in buildings of two or more1,452 plus or minus 483
- Share in buildings of two or more23.3 percent plus or minus 7.5
- Mobile homes323 plus or minus 162
- Median year structure built2009
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Grimes
How Grimes gets to work
- Workers 16 and over who commute7,500
- Commuting under 15 minutes1,987 plus or minus 467
- Share commuting under 15 minutes26.5 percent plus or minus 5.6
- Commuting 30 minutes or more1,103 plus or minus 281
- Share commuting 30 minutes or more14.7 percent plus or minus 3.4
- Drove alone65.1 percent
- Carpooled10.8 percent plus or minus 3.8
- Public transport0.0 percent
- Walked0.9 percent plus or minus 0.7
- Worked from home22.4 percent plus or minus 6.0
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Grimes
SBA loans in Grimes (7(a))
- Approvals39
- Gross approval$24,039,800
- Average approval$616,405
- Median approval$350,000
- Ninetieth percentile approval$1,879,200
- Largest approval$2,290,000
- Jobs supported729
- Jobs per approval18.7
- Loans with a final outcome8
- Paid in full7
- Charged off1
- Median term120 months
- Share on real estate terms of 20 years or more5.1 percent
- Share to franchises35.9 percent
- Distinct lenders20
- Distinct industries by NAICS22
Counted by borrower city: approvals to borrowers whose address is in Grimes, in any county, FY2020 to FY2026. Only 8 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.
Grimes
SBA loans in Grimes (504)
- Approvals15
- Gross approval$12,475,000
- Average approval$831,667
- Median approval$783,000
- Largest approval$2,377,000
- Jobs supported170
- Loans with a final outcome2
- Charged off0
- Median term300 months
- Distinct CDCs4
Counted by borrower city: approvals to borrowers whose address is in Grimes, 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.
Grimes
Flood risk in Grimes
- NFIP communityCity of Grimes
- NFIP community number190228
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date02/01/19
The City of Grimes participates in the National Flood Insurance Program as community 190228 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.
Polk County, not Grimes
Polk County context, not Grimes figures
- Establishments in Polk County13,890
- Covered employment, Polk County317,845
- Average annual pay, Polk County$72,557
- Housing units permitted, Polk County2,949
Every figure in this section is published for Polk County as a whole and is not a measurement of Grimes.
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
Grimes questions, answered from the record.
How many people live in Grimes, Iowa?
16,366, in 6,117 households. Grimes city covers 13.11 square miles of land, which is 1,248 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Grimes in?
Grimes lies in more than one. By area it is 84.1 percent in Polk County, 15.9 percent in Dallas County. This page sits under Polk 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 Grimes?
$120,037. The median owner-occupied home is valued at $304,700. Median gross rent is $1,251 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Grimes businesses?
39 7(a) approvals totaling $24.0 m since FY2020, across 20 lenders, median approval $350,000, plus 15 504 approvals worth $12.5 m since FY2010. These count approvals to borrowers whose address is in Grimes, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Grimes borrowers get paid back?
No rate is published for Grimes. Only 8 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 Grimes in the National Flood Insurance Program?
Yes. Grimes appears in the FEMA Community Status Book as Grimes, city of, community 190228, 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 Grimes figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Polk 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 Grimes.
Is zoning published for Grimes?
No. Nothing on this page presents parcel level zoning.