Groundwork

Real estate · County · Iowa

Real estate businesses in Johnson County, IA

Competitor counts, household spending and official business counts for real estate businesses in Johnson County, IA, set against other counties and the U.S.

Groundwork market score · out of 100

Score 44 out of 100: Lower middle

Ranked #1,416 of 2,229 scored counties
#43 of 69 scored counties in Iowa

Listings
191
7 chain locations (4%)
Official establishments
101
+23.2% since 2019
Household spending a year
$908.7M
On rent and homeowner costs · $14,347 a household
Housing spending per listing (U.S. = 100)
110
10% above the U.S.
Listings per 10k households
30.2
22% below the U.S.
Population, 2025
160,044
+4.6% since 2020

See the real estate businesses around any address in Johnson County

The site report maps the real estate businesses 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 Johnson County. Signed out, you see a blurred preview; on an account, each report is one action.

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Survey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure

What this means

Households in Johnson County spend about $908.7M a year on rent and homeowner costs, or $14,347 per household, 14% below the U.S. average. Housing spending per office is 10% above the U.S. figure. The spending figure is all rent and homeowner costs, a measure of housing demand, not money real estate businesses take in.

There are 191 real estate businesses on map listings in Johnson County as of September 2026. Chain locations make up 4% of them, against 6% across the U.S. That comes to 30.2 for every 10,000 households, 22% below the U.S. rate of 38.5.

In 2023, official counts showed 101 businesses with payroll in Johnson County classed as real estate agents, property managers, mortgage lenders and inspectors, up 23.2% from 2019. That is one for every 627 households, against one for every 414 across the U.S. Official counts list 622 one-person businesses without payroll.

Population estimates show Johnson County grew 4.6% from 2020 to 2025, faster than the U.S. (+3.1%). Johnson County scores 44 (lower middle) on the Groundwork market score for real estate businesses, ranking #1,416 of 2,229 scored counties and #43 of 69 scored counties in Iowa.

How Johnson County compares

The same measures for Iowa and the whole U.S. Housing spending per listing divides all rent and homeowner costs by the listings counted: a measure of housing demand for each business, not money any of them take in, so it is shown against the U.S. (100) only. Households per establishment divides households by the official count.

Real estate in Johnson County, IA compared with Iowa and the U.S.
MeasureJohnson CountyIowaU.S.
Listings per 10k households30.224.938.5
Housing spending per listing (U.S. = 100)110130100
Households per official establishment627648414
Official establishment growth, 2019–2023+23.2%+13.9%+15.8%
Population growth, 2020–2025+4.6%+1.5%+3.1%
Spending per household on rent and homeowner costs$14,347$14,016$16,661
Median household income$74,935$75,059$80,734
Groundwork market score4460

Official counts and lending

Businesses

Official establishments, 2019 to 2023
82 → 101+23.2% over the period
Employees, 2023
371
Annual payroll, 2023
$18.3M
One-person businesses, 2023
622Businesses with no payroll
Map listings, September 2026
1917 chain locations
Listings at the U.S. rate for this spending
210The 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 real estate agents, property managers, mortgage lenders and inspectors in Johnson 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 Johnson County

Population, 2025 estimate
160,044+4.6% since 2020
Households
63,341
Median age
34.5
Homes lived in by their owners
59%
Vehicles per household
1.7
Land area
613 sq. mi.
People per square mile
256
Median household income
$74,935+19.8% vs. 2015–2019, before inflation
Average household income
$108,874
Median home value
$308,600
Jobs located here
88,327
Daytime population
171,516Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Johnson 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 real estate businesses on map listings by name and distance.

Or open the report at the center of Johnson County. Signed out, you see a blurred preview; on an account, each report is one action.

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Real estate across Iowa

Every Iowa market ranked →

The highest-scoring counties in Iowa for real estate businesses, numbered among those based in Iowa, with Johnson County marked.

Top counties in Iowa

Counties in Iowa ranked for real estate businesses by Groundwork market score
MarketScoreListingsPer 10k householdsHousing spending per listing (U.S. = 100)Population growthU.S. rank
1Benton County, IA761211.8285+1.8%#87 of 2,229
2Warren County, IA712311.1314+9.0%#181 of 2,229
3Bremer County, IA661515.4215+1.1%#344 of 2,229
4Guthrie County, IA65510.9302+1.6%#365 of 2,229
5Jones County, IA641214.6215+2.9%#409 of 2,229
6Cedar County, IA6379.2354−0.7%#431 of 2,229
7Crawford County, IA6369.5325−1.5%#434 of 2,229
8Madison County, IA631014.9228+3.8%#446 of 2,229
9Plymouth County, IA631514.52270.0%#447 of 2,229
10Mills County, IA63916.7206+2.6%#454 of 2,229
43Johnson County, IA4419130.2110+4.6%#1,416 of 2,229

Other business types in Johnson County

Each with its Groundwork market score here, out of 100, where it has one.

Questions

How many real estate businesses are in Johnson County, IA?

As of September 2026, map listings count 191 real estate businesses in Johnson County. 7 of them (4%) are chain locations. The listings count real estate agents and brokers, property managers, mortgage brokers and lenders, and home inspectors. Official counts show 101 businesses with payroll classed as real estate agents, property managers, mortgage lenders and inspectors in 2023, up 23.2% from 2019. Official counts also show 622 one-person businesses without payroll.

How much do households in Johnson County, IA spend on rent and homeowner costs?

About $908.7M a year, or $14,347 per household. That is 14% below the U.S. average (an index of 86, where 100 is the U.S. average). For the 191 real estate businesses on map listings, housing spending per office is 10% above the U.S. figure. That figure is all rent and homeowner costs, used as a measure of housing demand; it is not money real estate businesses take in. It is estimated from the incomes of the 63,341 households in Johnson County and national spending patterns by income.

How does Johnson County, IA compare with the U.S. for real estate businesses?

Johnson County has 30.2 real estate businesses per 10,000 households, 22% below the U.S. rate of 38.5. The index of housing spending per office is 110, where 100 is the U.S. At the U.S. ratio of real estate businesses to household spending, Johnson County would have about 210, against 191 on map listings. There is one business with payroll in the industry for every 627 households, against one for every 414 across the U.S. The official count rose 23.2% from 2019 to 2023, against +15.8% for the U.S.

How fast is Johnson County, IA growing?

Population estimates put Johnson County at 160,044 people in 2025, up 4.6% since 2020, faster than the U.S. (+3.1%). It has 63,341 households. Median household income in Johnson County is $74,935, 7% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 19.8%, 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. Johnson County scores 44 for real estate businesses (lower middle), #1,416 of 2,229 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Johnson County. It maps the real estate businesses 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 real estate businesses · All 56 business types in Johnson County

Screening a site or an acquisition in Johnson 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 Johnson 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.