Johnson County
By the numbers: about 167,819 residents (2023 U.S. Census estimate) · 340 licensed amateur radio operators — 151 Technician, 92 General, 12 Advanced, 83 Extra, 2 Novice · 6 licensed club stations · 28 more licenses in the FCC's two-year renewal grace period (FCC licenses, by ZIP).
Since 2000: 294 licensed operators at the end of 2000, 340 today (high of 358 in 2023). Rebuilt from FCC license records, counting each licensee at their current address, so earlier years are approximate. Indiana licensing trends
Ham Radio Clubs
- Mid-State Amateur Radio Club (W9MID): midstatehams.org | Facebook | QRZ
Meetings: 3rd Saturday monthly at 8:00 AM (except for the September picnic lunch) — Johnson County REMC, 750 International Drive, Franklin, IN
Dues: $25.00 per year, due in January. How to join · Officers
As the club publishes it at midstatehams.org, checked September 27, 2026.
Net: Mid-State Amateur Radio Club Net (Sunday, 7:00 PM, 146.835 MHz (PL 151.4), FM). All nets
License exams: After the 3rd-Saturday club meeting, except in September and December at from about 9:00 AM — Johnson County REMC, 750 International Drive, Franklin, IN (the team waits 15 minutes after the meeting for candidates to arrive, and sessions usually finish by 10:30 or 11:00 AM). Coordinated through the ARRL VEC. $15, or $5 under 17 — cash only.
Pre-registration is mandatory. The club says walk-ins will be turned away, and asks you to register before the Wednesday prior to the Saturday session.
Questions: vetesting@midstatehams.org
As the club publishes it on midstatehams.org — exams — checked September 21, 2026.
Events Calendar: Subscribe in your calendar app
Repeater(s): 146.835 MHz (−0.6, PL 151.4) FM, Greenwood; 443.525 MHz (+5, PL 151.4) FM/C4FM/WIRES-X, Greenwood
- Indiana Masonic Home Amateur Radio Club (W9IMH): KZ9H@ARRL.NET | QRZ
Repeaters
5 amateur radio repeaters are located in Johnson County on the 2m and 70cm bands. Machines in bordering counties are often reachable too — see the full directory. A dash means we don’t have that detail on file; check with the sponsoring club before you rely on it.
| Frequency | Offset | Tone | Mode | Location | Sponsor |
|---|---|---|---|---|---|
| 146.835 | -0.6 | 151.4 | FM | Greenwood | Mid-State Amateur Radio Club (W9MID) |
| 441.375 | +5.0 | 88.5 | FM | Trafalgar | KK9V |
| 442.15 | +5.0 | 151.4 | FM/Fusion | Franklin | Chris D. Frederick |
| 442.35 | +5.0 | 151.4 | FM | Greenwood | KQ9Y |
| 443.525 | +5 | 151.4 | FM/Fusion | Greenwood | Mid-State Amateur Radio Club (W9MID) |
View Johnson County on RepeaterBookBrowse all Indiana repeaters
Emergency Communications
Johnson County is part of Indiana ARES District 5 (which mirrors IDHS District 5). Learn how amateur radio supports emergencies in Indiana — ARES, RACES, and Skywarn — on our EmComm page.
County emergency management
Johnson County's emergency management agency plans for disasters and coordinates the local response. For current contact information, visit the Johnson County emergency management website.
The Indiana Department of Homeland Security keeps a directory of every county's agency: IDHS county EMA directory (website link as listed there on October 26, 2026).
ARES
Johnson County is in Indiana ARES District 5. The ARRL Indiana Section's monthly report notes whether each ARES leadership position is filled or vacant.
- County Emergency Coordinator: no status given in recent Section reports.
- District 5 Emergency Coordinator: not listed as filled or vacant; District 5 sent in its own update for the May 2026 report.
To join ARES in Johnson County, find current Section leadership contacts on the ARRL Indiana Section page and the Section's emergency communications page. The ARRL also explains how ARES works.
Role status from Indiana Section News (latest issue June 2026), checked October 27, 2026. Each line uses the most recent report that mentions the position.
RACES and AUXCOMM
- Licensed amateurs anywhere in Indiana can volunteer with the Indiana Department of Homeland Security's auxiliary communications team: about IDHS AUXCOMM · volunteer interest form
Skywarn spotter training
Johnson County's spotter training comes from the NWS Indianapolis office. Spotter classes are usually held from late winter into early spring, and each county's emergency management agency arranges its local class. NWS Indianapolis spotter training
The information on this page may not be fully up to date. If you notice anything incorrect or missing, please email campbell@indianahamradio.com with the correction. Club officers: email the same address with your club's meeting, net, event or website changes, and we will update this page.
National Weather Service office
Severe-weather watches and warnings for Johnson County come from National Weather Service Indianapolis, IN. Local radar: station KIND.
Nets
3 nets meet in Johnson County, and more are within range from the counties around it — a repeater does not stop at the county line. See the nets near Johnson County, searchable by ZIP code and distance, along with the statewide HF nets.
📅 Put this county in your calendar.indianahamradio.com/calendars/johnson.ics is a subscribable calendar of Johnson County’s nets, hamfests and exam sessions — subscribe once in Google, Apple or Outlook and it stays current on its own. Clubs without a calendar are welcome to hand it to their members as theirs.
Nearby counties
Johnson County borders 5 other counties. Repeaters and clubs just across the line are usually well within range, so it is worth checking them too:
Everything on this page as JSON: /data/counties/johnson.json · about the data