Markleton, PA · standard
ZIP Code 15551
Somerset County, Pennsylvania - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 860
- 9/sq mi Low-density area
- $67,727
- Median income Near-median income area
- $160,600
- Median home value Below-median home value
- 11.5%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Markleton pairs a below-median household income with below-median home values, in a rural, homeowner-dominated area.
- 43rd pct
- household income, US ZIPs
- 30th pct
- home value, US ZIPs
- 9
- people per sq mi
- 86%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 15551 against every reporting US ZIP.
ZIP code 15551 is a sparsely populated ZIP (a standard USPS delivery area) in Markleton, Somerset County, Pennsylvania, home to just 860 residents across 93.5 square miles, a density of 9 people per square mile, in the New York time zone.
ZIP 15551 reports a modest median household income of $67,727 (13% below the average Pennsylvania ZIP), while per-capita income is $31,929. Both reported hardship measures are comparatively low in absolute terms: poverty is 3.1% and unemployment is 3.9%. Home values sit below the statewide ZIP benchmark: the median is $160,600 (29% below the average Pennsylvania ZIP), and median rent is $742; owner occupancy is 86.1%.
Formal educational attainment runs low here: just 11.5% of adults hold a bachelor's degree or higher, the median age is 47.5, and the average commute is -. The page also surfaces 7 ZIP codes within roughly 10 miles and 6 more in Somerset County, so 15551 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 15551, Markleton, PA · 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
860
Population
93.5
Area (sq mi)
9
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 15551?
47.5
Median Age
52.1%
Male
47.9%
Female
0.0%
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?
$67,727
Median Household Income
-13% vs state ZIP avg
$31,929
Per Capita Income
3.1%
Poverty Rate
3.9%
Unemployment Rate
How ZIP 15551 ranks among Pennsylvania ZIPs
Markleton, PA household income vs. every Pennsylvania ZIP code
Median household income among 1,642 reporting Pennsylvania ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$67,727 42nd percentile higher than 42% of 1,642 Pennsylvania ZIPs
Each bar is a $20K-wide band; taller bars hold more Pennsylvania 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
345housing units
345
Total Housing Units
244
Occupied Units
101
Vacant Units
2.50
Avg Household Size
Occupancy Type
$160,600
Median Home Value
-29% vs state ZIP avg
$742
Median Rent
1964
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 7 business establishments in ZIP 15551, employing approximately 23 people with a combined annual payroll of $1,043,000.
7
Businesses
23
Employees
$1.0M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 3 | 42.9% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 15551 vs 15557 →
ZIP 15551 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 15557
Rockwood (15557)
3,684 residents
- 15424
Confluence (15424)
2,489 residents
- 15469
Normalville (15469)
2,331 residents
- 15551 860
Markleton (15551)
860 residents
- 15411 661
Addison (15411)
661 residents
- 15446 324
Indian Head (15446)
324 residents
- 15540 290
Fort Hill (15540)
290 residents
- 15562 201
Springs (15562)
201 residents
What this shows Among its immediate neighbors, ZIP 15551 ranks #4 by population - useful context the national average alone can't give.
ZIP 15551 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 15562
Springs (15562)
$84,844 median income
- 15540
Fort Hill (15540)
$70,875 median income
- 15411
Addison (15411)
$68,125 median income
- 15551
Markleton (15551)
$67,727 median income
- 15557
Rockwood (15557)
$61,042 median income
- 15469
Normalville (15469)
$56,301 median income
- 15424
Confluence (15424)
$56,190 median income
What this shows By household income, ZIP 15551 ranks #4 of 7 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 15551, both outside PA 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 Somerset County
Related Areas
Frequently Asked Questions
What county is ZIP code 15551 in?
ZIP code 15551 (Markleton) is located in Somerset County, Pennsylvania. Somerset County contains multiple ZIP codes, see the full list at /counties/somerset-pa.
What is the population of ZIP code 15551?
ZIP code 15551 in Markleton, PA has a population of 860 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 15551?
The median household income in ZIP 15551 is $67,727, which is 11% below the national average of $76,288.
What is the average home value in ZIP 15551?
The median home value in ZIP 15551 is $160,600, which is 42% below the national average of $278,155.
What is the demographic makeup of ZIP 15551?
The largest racial group in ZIP 15551 is White at 98.2%. Hispanic or Latino residents make up 0.3% of the population.
How many businesses are in ZIP code 15551?
ZIP code 15551 has 7 business establishments employing approximately 23 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 15551?
In ZIP code 15551, 65.7% of residents aged 25+ have a high school diploma or higher, and 11.5% 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 15551?
In ZIP code 15551, approximately 86.1% of occupied housing units are owner-occupied and 13.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 15551?
The poverty rate in ZIP code 15551 is 3.1% 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 15551's numbers, next.
- See how ZIP 15551 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Markleton, PA 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.