Johnson County, AR ZIP Codes
12 ZIP codes cover all or part of Johnson County, Arkansas. The Census Bureau counts 26,003 residents in the county, with a median household income of $45,995 and a median home value of $135,300. Median household income ranges from $37,083 in 72821 to $63,462 in 72845. Its largest communities include Clarksville, Lamar, Coal Hill, Hartman and Knoxville.
Johnson County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 26,003 |
| Households | 10,316 |
| Median household income | $45,995 |
| Median home value | $135,300 |
| Median age | 39.1 |
| Median rent | $728 |
All 12 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 39,976 |
| Households (sum of ZIP codes) | 15,924 |
| Median household income, range across ZIP codes | $37,083 (72821) to $63,462 (72845) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $50,346 |
| Homeowners | 75.2% |
| Households with kids under 18 | 28.7% |
| Moved in the past year | 13.6% |
| Carrier routes in EDDM2GO's route library | 25 routes, 9,938 homes (7 of 12 ZIP codes) |
Top facts
- Highest median household income in Johnson County: 72845 ($63,462)
- Most residents: 72830 (15,757 people)
- Highest homeownership: 72847 (89.0% own their home)
- Most households with kids: 72840 (46.0% of households)
- Most new movers: 72821 (20.7% moved in last year)
- Youngest median age: 72847 (36.7 years)
- Highest median home value: 72847 ($161,200)
Every ZIP code in Johnson County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 72830 | Clarksville | 15,757 | 6,297 | $42,416 | $155,000 | 65.8% | 26.7% | 16.9% | 12 | 6,996 | 100% of its land |
| 72949 | Ozark | 9,477 | 3,800 | $56,837 | $132,600 | 75.7% | 25.9% | 12.5% | — | — | 10% of its land |
| 72846 | Lamar | 3,853 | 1,515 | $61,250 | $151,700 | 87.3% | 33.4% | 14.6% | 3 | 1,614 | 86% of its land |
| 72847 | London | 3,040 | 1,169 | $61,158 | $161,200 | 89.0% | 34.6% | 6.6% | — | — | 30% of its land |
| 72840 | Hartman | 2,448 | 854 | $49,750 | $93,200 | 81.1% | 46.0% | 7.3% | 2 | 903 | 100% of its land |
| 72821 | Altus | 1,972 | 729 | $37,083 | $100,000 | 75.7% | 32.6% | 20.7% | — | — | 35% of its land |
| 72845 | Knoxville | 1,063 | 480 | $63,462 | $118,500 | 87.9% | 34.2% | 3.6% | — | — | 100% of its land |
| 72854 | Ozone | 791 | 361 | — | $99,700 | 97.8% | 19.1% | 5.6% | 2 | 350 | 64% of its land |
| 72832 | Coal Hill | 649 | 301 | $27,356 | $86,500 | 66.8% | 23.3% | 16.0% | 1 | 294 | 100% of its land |
| 72752 | Madison County | 409 | 183 | — | $122,300 | 88.5% | 21.3% | 0.0% | 3 | 186 | 20% of its land |
| 72839 | Hagarville | 328 | 143 | $48,750 | $63,200 | 86.7% | 16.1% | 16.5% | — | — | 88% of its land |
| 72852 | Oark | 189 | 92 | $48,241 | $110,400 | 100.0% | 0.0% | 0.0% | 2 | 137 | 84% of its land |
A ZIP code is listed for Johnson County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Clarksville — 9,526 residents · 1 ZIP code
- Lamar — 1,783 residents · 2 ZIP codes
- Coal Hill — 892 residents · 2 ZIP codes
- Hartman — 678 residents · 1 ZIP code
- Knoxville — 663 residents · 1 ZIP code
- Ozone — 194 residents · 2 ZIP codes
- Hagarville — 89 residents · 3 ZIP codes
- Oark — 18 residents · 1 ZIP code
Rankings
- Richest ZIP codes in Johnson County — 7 ZIP codes ranked
- ZIP codes with the highest home values in Johnson County — 7 ZIP codes ranked
- ZIP codes with the highest homeownership in Johnson County — 7 ZIP codes ranked
- ZIP codes with the most families with kids in Johnson County — 7 ZIP codes ranked
- ZIP codes with the most new movers in Johnson County — 7 ZIP codes ranked
- Youngest ZIP codes in Johnson County — 7 ZIP codes ranked
- Oldest ZIP codes in Johnson County — 7 ZIP codes ranked
- Fastest-growing ZIP codes in Johnson County — 7 ZIP codes ranked
Price a mailing to Johnson County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Johnson County, AR?
- 72830, 72949, 72846, 72847, 72840, 72821, 72845, 72854, 72832, 72752, 72839 and 72852. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Johnson County?
- 26,003 residents in 10,316 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Johnson County?
- $45,995 for the county as a whole. Its ZIP codes range from $37,083 (72821) to $63,462 (72845).
- Which Johnson County ZIP code has the highest median household income?
- 72845, at $63,462, among ZIP codes with at least 1,000 residents. See the full ranking of Johnson County ZIP codes by income.
- How many carrier routes and mailboxes are in Johnson County?
- For the 7 of 12 ZIP codes in EDDM2GO's stored route library: 25 carrier routes reaching 9,938 residential and 540 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.