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  3. Johnson County, IA
Iowa (IA)Iowa City319

Johnson County, IA

Iowa City metro * 154.0K residents

Compare

154.0K

Population

$76.8K

Median income

per household

$305.1K

Home value

17.2%

Poverty rate

What stands out

  • Median household income: $76.8K (top quartile vs US counties).
  • Median home value: $305.1K (top quartile vs US counties).
  • Poverty rate: 17.2%.

Categories vs U.S.

Economy

2 of 6 metrics better than U.S. benchmarks

Median household income

$76.8K

U.S.

$81K

Median home value

$305.1K

U.S.

$333K

Poverty rate

17.2%

U.S.

12.4%

Housing stress

Rent-burdened renters (≥30%)

53.4%

U.S.

51.1%

Severely rent-burdened (≥50%)

29.7%

U.S.

25.9%

Affordability Ratios

Rent-to-Income

17.7%

Below 30% threshold

Home-Value-to-Income

4.0×

Within typical 3-5x range

Income distribution

Share of households by income bracket (ACS).

< $50k
35.3%
$50–100k
26.8%
$100–200k
26.1%
$200k+
11.8%
See Iowa City metro economy →See IA state economy →

Health

5 of 6 available metrics better than U.S.

Obesity

30.4%

U.S.

33.2%

Diabetes

8.8%

U.S.

12.1%

Current smoking

10.9%

U.S.

12.8%

See Iowa City metro health data →See IA state health data →

Connectivity

3 of 3 metrics better than U.S.

Best available speed

1,000Mbps

Gigabit speeds reported

100+ Mbps coverage

94.4%

U.S.

85.3%

Gigabit ready

39.8%

U.S.

8.6%

5G available

97.5%

U.S.

77.4%

See Iowa City metro connectivity →See IA state connectivity →

Map

Johnson County, IA

Population

154.0K

Area

613.0 sq mi

Density

251.2/sq mi

Neighbors

Benton County, IACedar County, IAIowa County, IALinn County, IALouisa County, IAMuscatine County, IAWashington County, IA
Data Sources & Notes

Data freshness

ACS 5-year
2020–2024
CDC PLACES
2025
BLS (LAUS)
2025-12
Broadband
2020-12
Mobile coverage
2025-11-24
Page updated
2026-02-23

Release schedule and upstream dates: Sources.

Data sources

U.S. Census (ACS 5-year)U.S. Census TIGER/LineCDC PLACESBLS (LAUS)FCC (Form 477 broadband)FCC (Mobile Broadband Data Collection)

Derived statistics

  • ACS county metrics (income, housing, demographics) are sourced directly from Census county-level tables.
  • CDC health metrics are sourced from county-level CDC PLACES data.
  • Unemployment is sourced from the BLS Local Area Unemployment Statistics (LAUS) program.
  • Population density is computed as population ÷ land area.

Data accuracy & methodology

County pages use 2020–2024 ACS 5-year county-level estimates sourced directly from Census county tables. CDC health metrics come from county-level CDC PLACES. Unemployment rates come from the BLS LAUS program. Connectivity metrics use FCC coverage data.