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Grimes County, Texas: commercial real estate data.

Grimes County, Texas had an estimated 33,448 residents on July 1, 2024, up 14.2 percent since the 2020 census base of 29,296, across 787 square miles. County output reached $1.50 bn in 2024, 530 establishments operate here, and the SBA record carries 19 7(a) approvals worth $14.6 m since FY2020.

Underlined figures are computed by MMCG Analytics, not published by the agency.

Grimes County

How many people live in Grimes County

  • Population, American Community Survey 2020-202431,340
  • Households10,255
  • Average household size3.06
  • Median household income$69,803
  • Median age40.1
  • Median gross rent$1,069 per month
  • Median owner-occupied home value$237,400
  • Home value to household income3.4 times
  • Annual rent as a share of median income18.4 percent
  • Adults 25 and over with a bachelor degree or higher19.7 percent
  • Adults 25 and over with a graduate degree6.3 percent
  • Adults 25 and over21,682
  • Population under 187,027
  • Share under 1822.4 percent
  • Population 65 and over5,825
  • Share 65 and over18.6 percent
  • Working age population, 18 to 6418,488
  • Civilian labor force12,719
  • Unemployment rate5.1 percent
  • Labor force participation, adults 18 and over52.3 percent
  • Rank by population among Texas counties92nd of 254
  • Rank by population among US county-equivalents, Puerto Rico included1436th of 3,222

Grimes County is the 92nd largest of 254 Texas counties by population. A median home costs 3.4 times median household income, which is moderately unaffordable by national standards. Residents under 18 outnumber those 65 and over, at 22.4 percent against 18.6 percent, a household formation profile rather than a retirement one.

US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

Grimes County

Is Grimes County's population growing?

  • Population, July 1, 202433,448
  • Census 2020 base population29,296
  • Population change since the 2020 census base14.17 percent
  • Population change, 2023 to 2024921
  • Births, 2024372
  • Deaths, 2024355
  • Natural change, 202417
  • Net domestic migration, 2024850
  • Net international migration, 202454
  • Total net migration, 2024904
  • Cumulative net domestic migration, 2021 to 20243,813
  • Rank by growth among US county-equivalents74th of 3,144

The county has grown 14.17 percent since the 2020 census base. The population grew in 2024 from both sources: births exceeded deaths and more people moved in than left.

US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.

Grimes County

Where are people moving to Grimes County from?

  • Tax returns filed by households arriving1,197
  • People arriving, from those returns2,392
  • Tax returns filed by households leaving869
  • Net household movement328
  • Adjusted gross income arriving$83.3 m
  • Net adjusted gross income movement$38.5 m
  • Average income of an arriving household$69,628
  • Average income of a leaving household$51,640
  • Largest single originHarris County (218 households)
  • Largest single destinationBrazos County (207 households)
Largest origins of households moving into Grimes County
OriginHouseholdsPeopleAdjusted gross income
Harris County218471$19.6 m
Brazos County214443$15.2 m
Montgomery County195425$13.7 m
Waller County4093$2.7 m
Walker County3962$1.6 m
Fort Bend County2956$3.7 m
Brazoria County2231$823,000
Madison County2156$730,000

Households arriving report $17,988 more average income than households leaving, so the migration is raising local spending power rather than just moving it around. The largest single source of arrivals is Harris County, which is the catchment a retail or multifamily study should look at first.

US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.

Grimes County

What is the Grimes County economy?

  • County GDP, 2024$1.50 bn
  • County GDP, 2023$1.47 bn
  • GDP change, 2023 to 20242.1 percent
  • GDP change over five years42.2 percent
  • Rank by GDP among the Texas areas BEA publishes127th of 254
  • Rank by GDP among the US county areas BEA publishes1516th of 3,127
  • GDP per resident$47,901

Output grew 2.1 percent in the latest year and 42.2 percent over five, which is the trend line a lender will read behind any single year figure.

US Bureau of Economic Analysis, Regional, table CAGDP2, CAGDP2, through 2024.

Grimes County

Employment by industry in Grimes County

  • Covered employment, annual average7,978
  • Establishments reporting597
  • Average annual pay$60,220
  • Average weekly wage$1,158
  • Manufacturing, employment1,502
  • Manufacturing, average annual pay$67,904
  • Construction, employment678
  • Construction, average annual pay$67,833
  • Retail trade, employment674
  • Retail trade, average annual pay$36,440
  • Accommodation and food services, employment615
  • Accommodation and food services, average annual pay$21,516
  • Wholesale trade, employment428
  • Agriculture, forestry, fishing and hunting, employment378
Private sector employment and pay by industry, Grimes County
SectorEmploymentEstablishmentsAverage annual pay
Manufacturing1,50249$67,904
Construction67884$67,833
Retail trade67470$36,440
Accommodation and food services61555$21,516
Wholesale trade42825$66,562
Agriculture, forestry, fishing and hunting37834$92,609
Transportation and warehousing32228$68,470
Professional, scientific and technical services31440$76,480

Manufacturing is the largest private sector at 1,502 jobs, 18.8 percent of covered employment.

US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.

Grimes County

How many businesses are in Grimes County?

  • Establishments, all industries530
  • Employment at those establishments6,949
  • Annual payroll$413.0 m
  • Establishments per 1,000 residents16.9

These are counts of establishments physically operating in the county, not listings, so they are the supply side a feasibility study measures demand against. County Business Patterns counts private establishments with paid employees in March 2023, while the Quarterly Census of Employment and Wages above counts every unemployment-insured employer, public ones included, as a 2024 annual average, so the two establishment and employment counts differ.

US Census Bureau, County Business Patterns, 2023.

Grimes County

Building permits in Grimes County

  • Housing units authorized by permit, 2024106
  • Declared construction value permitted$19.6 m
  • Single family units authorized106
  • Multifamily units authorized0
  • Multifamily share of units0.0 percent
  • Average declared value per unit$184,733
  • Units authorized per 1,000 households10.3

Single-family homes are 100.0 percent of units authorized, so the pipeline is predominantly single-family.

US Census Bureau, Building Permits Survey, 2024 annual.

Grimes County

SBA loans in Grimes County (7(a) and 504)

  • 7(a) approvals recorded19
  • 7(a) gross approval dollars$14.6 m
  • Average 7(a) approval$769,453
  • Median 7(a) approval$350,000
  • Largest single approval$3,818,000
  • Jobs reported supported, 7(a)473
  • Jobs per approval24.9
  • Distinct 7(a) lenders active12
  • Distinct industries receiving approvals11
  • Median 7(a) term120 months
  • Share of loans on real estate terms, 240 months or longer26.3 percent
  • Loans on real estate terms5
  • Loans on working capital terms, 120 months or shorter11
  • Franchise loans2
  • Franchise share of approvals10.5 percent
  • Leading industry by approval countSecurity Guards and Patrol Services (4)
  • Most active lenderNewtek Bank, National Association (4)
  • 504 approvals recorded7
  • 504 gross approval dollars$7.1 m
  • Average 504 approval$1,019,857
  • Median 504 approval$760,000
  • Distinct CDCs active3
  • 504 jobs per approval15.3
  • 504 jobs per million dollars approved15.0
  • Most active CDCCapital Certified Development Corporation (5)
  • Combined SBA approval dollars, 7(a) FY2020 to FY2026 and 504 FY2010 to FY2026$21.8 m

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30. US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.

Grimes County

SBA loan default and charge-off rates in Grimes County

Do SBA loans in Grimes County get paid back?

  • Loans with a final outcome recorded0
  • Paid in full0
  • Charged off0
  • Status: Exempt from disclosure14
  • Status: Cancelled5

Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.

Compare against the national and state SBA charge-off rates, computed the same way over resolved loans only.

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.

Grimes County

SBA lending by place in Grimes County

  • Borrower cities with recorded lending6
  • Navasota, approvals11
  • Plantersville, approvals2
  • Iola, approvals2
  • League City, approvals2
  • Anderson, approvals1
  • Waller, approvals1
SBA 7(a) approvals by borrower city, loans with a project in Grimes County, FY2020 to FY2026
Borrower cityApprovalsGross approval dollars
Navasota11$9,376,100
Plantersville2$3,828,500
Iola2$750,000
League City2$300,000
Anderson1$350,000
Waller1$15,000

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.

Grimes County

How large is Grimes County?

  • Land area787 sq mi
  • Rank by land area among Texas counties200th of 254
  • Width, east to west22.9 mi
  • Height, north to south44.1 mi
  • Geographies sharing a boundary6
  • Residents per square mile of land40
  • Establishments per square mile0.67

US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary vertices, TIGER county boundaries. US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year. US Census Bureau, County Business Patterns, 2023.

Grimes County

Flood risk in Grimes County

  • Participation of the county's own NFIP community Grimes County, unincorporated areasParticipating, community 481173
  • Communities in the county in the NFIP Community Status Book4
  • Of those, participating in the NFIP3
  • NFIP participation rate75.0 percent
  • Communities carrying a CRS class0
  • Radon levels in Grimes County, EPA zone predicted average indoor radon screening level less than 2 pCi/LZone 3

The county's own community in the status book, unincorporated Grimes County (community 481173), participates in the National Flood Insurance Program and carries no Community Rating System class, so no CRS premium discount applies there. The EPA places Grimes County in radon zone 3, a predicted average indoor radon screening level less than 2 pCi/L. The zone is a screening prediction for the county and does not substitute for a test at an address. 75.0 percent of the county's listed communities participate in the National Flood Insurance Program, per Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.

Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26. US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.

Coverage

What this page does not hold.

Traffic counts, 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 →

Feasibility studies

When a Grimes County site needs a document a lender will accept.

The same data layer behind this page is the one the studies are written from. A study for a Grimes County site starts with the figures you are reading, carrying the same source and period into the credit file.

  • Population, American Community Survey 2020-202431,340
  • Households10,255
  • Average household size3.06
  • Median household income$69,803
  • Median age40.1

How a feasibility study works →

Common questions

Grimes County questions, answered from the record.

How many people live in Grimes County, Texas?

The Census Bureau estimates 33,448 residents on July 1, 2024 (US Census Bureau, Population Estimates Program, Vintage 2024). The American Community Survey 2020-2024 five-year estimate is 31,340, in 10,255 households, ranking 92nd of 254 Texas counties. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

Is Grimes County's population growing?

The population has grown 14.17 percent since the 2020 census base of 29,296, to 33,448 on July 1, 2024. In 2024 there were 372 births against 355 deaths, with net migration of 904. Source: US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.

What is the median household income in Grimes County?

$69,803. The median owner-occupied home is valued at $237,400, which is 3.4 times income, and median gross rent is $1,069 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

How many businesses are in Grimes County?

530 establishments, employing 6,949 people with an annual payroll of $413.0 m. These are establishments physically operating in the county, not listings. Source: US Census Bureau, County Business Patterns, 2023.

What is employment by industry in Grimes County?

Manufacturing is the largest private sector at 1,502 jobs, 18.8 percent of covered employment. Covered employment averages 7,978 jobs at an average annual pay of $60,220, or $1,158 a week. Source: US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.

How much SBA lending happens in Grimes County?

19 7(a) approvals totaling $14.6 m since FY2020, across 12 lenders, with a median approval of $350,000, plus 7 504 approvals worth $7.1 m since FY2010. These are approvals recorded in the release, not loans disbursed.

How many building permits were issued in Grimes County?

106 housing units were authorized by permit in 2024, with a declared construction value of $19.6 m. Multifamily was 0.0 percent of units. Source: US Census Bureau, Building Permits Survey, 2024 annual.

What is the radon zone for Grimes County?

Zone 3, a predicted average indoor radon screening level less than 2 pCi/L. Source: US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.

Where do people moving to Grimes County come from?

The largest single origin is Harris County, with 218 households. Arriving households report an average income of $69,628 against $51,640 for those leaving. Source: US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.

Are traffic counts available for Grimes County on this page?

No. Annual average daily traffic resolves in the platform rather than in this dataset, so no AADT figure is printed here. It is a gap we know about rather than a figure we estimated.

Is zoning published for Grimes County?

No. Nothing on this page presents parcel level zoning, and where a statutory framework applies it is marked as the statewide frame, to be confirmed locally.

Grimes County

Cities and places in Grimes.

9 Census places lie wholly or partly in Grimes County. All 9 carry enough published place level data for a page of their own and are linked.

Census places in Grimes County, by population, with SBA 7(a) approvals to borrowers in each place for projects in Grimes County
PlaceTypePopulationSBA 7(a) approvals, projects in this countyLies in
Navasotacity8,5421197.7 percent here, 2.3 percent Brazos County
Plantersvillecity5792Wholly in this county
Bediascity478None recordedWholly in this county
Iolacity3722Wholly in this county
PinebrookCDP307None recordedWholly in this county
Andersoncity2021Wholly in this county
ShiroCDP159None recordedWholly in this county
Todd Missioncity132None recordedWholly in this county
RichardsCDP67None recordedWholly in this county

A further 3 of the county's 19 SBA 7(a) approvals are to borrowers in cities that match no Census place in Grimes County, the largest being League City (2), Waller (1). Those are postal cities, unincorporated areas and cities outside the county, so no place row claims them; they are counted in the county total above.