Local servicesHospitalJackson County Memorial Hospital7.4 miPost officeMartha Post Officeunder a mileTown hallAltus City Hall7.1 miPoliceBlair Police Department4.7 miFire stationMartha Volunteer Fire Departmentunder a mileSource: USGS National Structures Dataset
SchoolsWithin 2 miNo schools listedCollegeWestern Oklahoma State College4.8 miSource: USGS National Structures Dataset
Getting aroundAirportLawton Fort Sill Regional Airport LAW56 miMajor airportOKC Will Rogers World Airport OKC111 miInterstateI-4040 miUS highwayUS 2835.1 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 73556 ZIP area.
Link copied! Press Ctrl+D to bookmark.
Local Information
Distances in these cards are measured from the centre of the 73556 ZIP area.
Daylight through the yearLongest day (Jun 21): 14 h 29 min6:24 am – 8:54 pmShortest day (Dec 21): 9 h 50 min7:40 am – 5:30 pm
Sun todaySunrise –Sunset –
People121 residentsin the ZIP code areaMedian age 43.644 householdsMedian household income $83,333Median home value $107,800Median rent $850 a month80% of homes owner-occupiedSource: US Census Bureau, American Community Survey 2019-2023
ClimateWarmest month July: highs 96°F, lows 68°FColdest month January: highs 52°F, lows 24°F29 in of rain a yearwettest month May4 in of snow a year, on about 3 days105 days above 90°F, 97 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Mangum 5se Mesonet station, 8 mi away; rain from Altus 4.8 Nnw; snow from Altus Irig Rsch Stn
Nearby landmarksWestern Oklahoma State Collegecollege · 4.8 miAltus Reservoirreservoir · 6.3 miOknoname 031008 Reservoirreservoir · 6.4 miByrd Mountainpeak · 9.5 miSource: USGS Geographic Names Information System
Parks and public landsHoyt Shadid Parkpark · 5.7 miHightower Parkpark · 7.1 miQuartz Mountain State Resort Parkstate park · 11.6 mi · 9,025 acresGreat Plains State Parkstate park · 22.5 mi · 2,357 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes4 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.4 on 13 Sep 197935 mi away, near Carter, OklahomaMost recent: magnitude 3.1 on 7 Oct 200746 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively ModerateJackson County, OK, compared with all US countiesHigher-risk hazardsStrong wind Very HighIce storm Relatively HighSource: FEMA National Risk Index (county level)
Air quality67% of days had good air in 2025239 of 358 days measured115 moderate, 4 unhealthy for sensitive groups daysMedian index 44, worst day 131main pollutant: ozoneSource: US EPA Air Quality Index, nearest monitors: Comanche County, OK, 52 mi away
Internet at home91% of households have a broadband subscription41% have cable, fibre or DSL30% rely on a mobile data plan alone9% have no internet at homeSource: US Census Bureau, American Community Survey 2019-2023
Drinking waterMarthaserves 205 people from surface water purchased11 health-based violations since 2021latest Oct 2025: trihalomethanes (TTHM), maximum contaminant level17 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,410 ft430 m above sea levelSource: USGS 3D Elevation Program
