Martha, OK · standard
ZIP Code 73556
Jackson County, Oklahoma - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 166
- 45/sq mi Moderate-density area
- $64,375
- Median income Near-median income area
- $107,100
- Median home value Below-median home value
- 12.5%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Martha pairs a below-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 37th pct
- household income, US ZIPs
- 12th pct
- home value, US ZIPs
- 45
- people per sq mi
- 69%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 73556 against every reporting US ZIP.
ZIP code 73556 is a sparsely populated ZIP (a standard USPS delivery area) in Martha, Jackson County, Oklahoma, home to just 166 residents across 3.7 square miles, a density of 45 people per square mile, in the Chicago time zone.
ZIP 73556 reports a modest median household income of $64,375 (3% above the average Oklahoma ZIP), while per-capita income is $26,315. The poverty rate is 29.9%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $107,100 (31% below the average Oklahoma ZIP), and median rent is $625; owner occupancy is 69.4%.
Formal educational attainment runs low here: just 12.5% of adults hold a bachelor's degree or higher, the median age is 44.7, and the average commute is -. The page also surfaces 2 ZIP codes within roughly 10 miles and 6 more in Jackson County, so 73556 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 73556, Martha, OK · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
166
Population
3.7
Area (sq mi)
45
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 73556?
44.7
Median Age
41.0%
Male
59.0%
Female
14.2%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$64,375
Median Household Income
+3% vs state ZIP avg
$26,315
Per Capita Income
29.9%
Poverty Rate
6.8%
Unemployment Rate
How ZIP 73556 ranks among Oklahoma ZIPs
Martha, OK household income vs. every Oklahoma ZIP code
Median household income among 616 reporting Oklahoma ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$64,375 Top 35% higher than 65% of 616 Oklahoma ZIPs
Each bar is a $20K-wide band; taller bars hold more Oklahoma ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
75housing units
75
Total Housing Units
49
Occupied Units
26
Vacant Units
2.73
Avg Household Size
Occupancy Type
$107,100
Median Home Value
-31% vs state ZIP avg
$625
Median Rent
1970
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nearby ZIP Codes
Want a side-by-side? Compare 73556 vs 73521 →
ZIP 73556 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 73521
Altus (73521)
21,636 residents
- 73526 2,133
Blair (73526)
2,133 residents
- 73556 166
Martha (73556)
166 residents
What this shows Among its immediate neighbors, ZIP 73556 ranks #3 by population - useful context the national average alone can't give.
ZIP 73556 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 73526
Blair (73526)
$65,536 median income
- 73556
Martha (73556)
$64,375 median income
- 73521
Altus (73521)
$60,887 median income
What this shows By household income, ZIP 73556 ranks #2 of 3 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 73556, both outside OK so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Jackson County
Related Areas
Frequently Asked Questions
What county is ZIP code 73556 in?
ZIP code 73556 (Martha) is located in Jackson County, Oklahoma. Jackson County contains multiple ZIP codes, see the full list at /counties/jackson-ok.
What is the population of ZIP code 73556?
ZIP code 73556 in Martha, OK has a population of 166 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 73556?
The median household income in ZIP 73556 is $64,375, which is 16% below the national average of $76,288.
What is the average home value in ZIP 73556?
The median home value in ZIP 73556 is $107,100, which is 61% below the national average of $278,155.
What is the demographic makeup of ZIP 73556?
The largest racial group in ZIP 73556 is White at 59.0%. Hispanic or Latino residents make up 50.7% of the population.
What is the education level in ZIP code 73556?
In ZIP code 73556, 56.3% of residents aged 25+ have a high school diploma or higher, and 12.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 73556?
In ZIP code 73556, approximately 69.4% of occupied housing units are owner-occupied and 30.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 73556?
The poverty rate in ZIP code 73556 is 29.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 73556's numbers, next.
- See how ZIP 73556 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Martha, OK ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.