Fitness and classes · County · Iowa
Martial arts and dance studios in Grundy County, IA
How Grundy County, IA compares with other counties and the U.S. for martial arts and dance studios: competitors, household spending, official counts and growth.
Groundwork market score
Not scored
The score needs at least 5 listings; this market has 1.
- Listings
- 1
- 0 chain locations (0%)
- Official establishments
- n/a
- Fewer than 3, or not published
- Household spending a year
- $4.8M
- On memberships, classes and admissions · $943 a household
- Spending per listing
- $4.8M
- Too few listings to compare
- Listings per 10k households
- 2.0
- Too few listings to compare
- Population, 2025
- 12,361
- +0.2% since 2020
See the martial arts and dance studios around any address in Grundy County
The site report maps the martial arts and dance studios on map listings near the address, by name and distance, and sizes the households and spending around it. Or open the report at the center of Grundy County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardSurvey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure
What this means
Map listings as of September 2026 show 1 martial arts or dance studio in Grundy County. That is 2.0 per 10,000 households.
At $943 per household (4% below the U.S. average), households in Grundy County spend about $4.8M a year on memberships, classes and admissions. That works out to $4.8M per studio. That spending covers all memberships, classes and admissions, which martial arts and dance studios share with other businesses in the trade.
There is no official count of businesses with payroll classed as sports, recreation and fine arts instruction in Grundy County: counts under 3 aren’t published.
Population estimates put the population change in Grundy County from 2020 to 2025 at +0.2%, slower than the U.S. (+3.1%). With 1 martial arts or dance studio on map listings, Grundy County isn’t given a market score: the score needs at least 5, since one listing more or less would swing it.
How Grundy County compares
The same measures for Iowa and the whole U.S. Spending per listing divides a year of household spending on all memberships, classes and admissions by the martial arts and dance studios counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.
| Measure | Grundy County | Iowa | U.S. |
|---|---|---|---|
| Listings per 10k households | 2.0 | 4.4 | 4.9 |
| Spending per listing | $4.8M | $2M | $2M |
| Households per official establishment | n/a | 4,400 | 3,473 |
| Official establishment growth, 2019–2023 | n/a | +4.2% | +11.1% |
| Population growth, 2020–2025 | +0.2% | +1.5% | +3.1% |
| Spending per household on memberships, classes and admissions | $943 | $890 | $983 |
| Median household income | $87,205 | $75,059 | $80,734 |
| Groundwork market score | Not scored | 51 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- n/a
- Employees, 2023
- n/a
- Annual payroll, 2023
- n/a
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 10 chain locations
- Listings at the U.S. rate for this spending
- 2The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 0
- Amount
- $0
SBA-backed loans to businesses classed as sports, recreation and fine arts instruction in Grundy County, through June 2026, placed by the borrower’s ZIP code. Official establishments are businesses with payroll; the official counts leave out places with fewer than 3.
Population and households in Grundy County
- Population, 2025 estimate
- 12,361+0.2% since 2020
- Households
- 5,117
- Median age
- 42.6
- Homes lived in by their owners
- 84%
- Vehicles per household
- 2.2
- Land area
- 502 sq. mi.
- People per square mile
- 25
- Median household income
- $87,205+28.2% vs. 2015–2019, before inflation
- Average household income
- $101,039
- Median home value
- $198,800
- Jobs located here
- 4,124
- Daytime population
- 10,903Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Grundy County?
These figures cover the whole county. A site report draws rings around one address and counts what’s inside them: households, spending, jobs, and the martial arts and dance studios on map listings by name and distance.
Or open the report at the center of Grundy County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardMartial arts and dance studios across Iowa
Every Iowa market ranked →The highest-scoring counties in Iowa for martial arts and dance studios, numbered among those based in Iowa, with Grundy County marked.
Top counties in Iowa
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Dallas County, IA | 82 | 13 | 3.1 | $4.2M | +17.8% | #23 of 1,334 |
| 2Warren County, IA | 73 | 11 | 5.3 | $2M | +9.0% | #123 of 1,334 |
| 3Black Hawk County, IA | 67 | 13 | 2.4 | $3.4M | +0.4% | #212 of 1,334 |
| 4Johnson County, IA | 62 | 27 | 4.3 | $2.3M | +4.6% | #332 of 1,334 |
| 5Marion County, IA | 59 | 6 | 4.5 | $2M | +2.3% | #411 of 1,334 |
| 6Story County, IA | 57 | 16 | 4.1 | $2.2M | +2.7% | #464 of 1,334 |
| 7Dubuque County, IA | 54 | 18 | 4.4 | $2.1M | +0.1% | #545 of 1,334 |
| 8Polk County, IA | 54 | 111 | 5.4 | $1.9M | +4.8% | #557 of 1,334 |
| 9Scott County, IA | 51 | 38 | 5.2 | $1.8M | +0.4% | #644 of 1,334 |
| 10Woodbury County, IA | 51 | 20 | 4.9 | $1.7M | +0.7% | #647 of 1,334 |
| Grundy County, IA | Not scored | 1 | 2.0 | $4.8M | +0.2% |
Other business types in Grundy County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
Auto
Beauty and personal care
Fitness and classes
- Gyms, studios and classes58
- Gyms38
- Yoga, Pilates and fitness studios
- Martial arts and dance studios
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many martial arts and dance studios are in Grundy County, IA?
There is 1 martial arts or dance studio on map listings in Grundy County as of September 2026. The listings count martial arts and dance studios. No official count is published for sports, recreation and fine arts instruction in Grundy County: counts under 3 are left out.
How much do households in Grundy County, IA spend on memberships, classes and admissions?
About $4.8M a year, or $943 per household. That is 4% below the U.S. average (an index of 96, where 100 is the U.S. average). Spread across the 1 martial arts or dance studio on map listings, it comes to $4.8M per studio. The spending figure covers all memberships, classes and admissions, not only martial arts and dance studios. It is estimated from the incomes of the 5,117 households in Grundy County and national spending patterns by income.
How does Grundy County, IA compare with the U.S. for martial arts and dance studios?
Grundy County has 1 martial arts or dance studio on map listings, too few for a steady comparison with the U.S. rate. At the national ratio of martial arts and dance studios to household spending, Grundy County would have about 2, against 1 on map listings.
How fast is Grundy County, IA growing?
Population estimates put Grundy County at 12,361 people in 2025, up 0.2% since 2020, slower than the U.S. (+3.1%). It has 5,117 households. Median household income in Grundy County is $87,205, 8% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 28.2%, before inflation.
What is the Groundwork market score?
The Groundwork market score runs from 0 to 100 and compares a market with others of its kind for one business type: states with states, metro areas with metro areas, small-town markets and counties with their own. It weighs household spending per competitor (35%), households per business with payroll (25%), population growth (20%) and spending power (20%), each ranked against those peers. A higher score means that, taken together, the market has more household spending and more households for each business already there, faster population growth and more spending per household than similar markets. It describes a market, not any one site or deal. Grundy County has no market score for martial arts and dance studios: the score needs at least 5 on map listings, and it has 1.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Grundy County. It maps the martial arts and dance studios on map listings near the site and sizes the households and spending within the distance you choose. New accounts get 10 actions over 3 days, no card.
How the score works · Top markets for martial arts and dance studios · All 56 business types in Grundy County
Screening a site or an acquisition in Grundy County?
A site report maps the competitors on map listings near an address and sizes the households and spending around it.
The button opens the report at the center of Grundy County. Signed out, you see a blurred preview; on an account, each report is one action.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are estimates for research only. Not investment or real estate advice.