ZIP code
15551
Markleton, PA
15551 covers Markleton in Somerset County, with 601 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 15551. Methodology
ZIP code map of 15551

About ZIP code 15551
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 15551. Not ACS. Methodology
People in 15551
Race
- White658
- Black or African American2
- Two or more races14
Hispanic or Latino (any race): 1
Age
- Under 1082
- 10 to 1970
- 20 to 2944
- 30 to 3980
- 40 to 4975
- 50 to 5998
- 60 to 6998
- 70 to 79103
- 80 and older24
Income and housing in 15551
Education
- High school graduate87.8%
- Bachelor's degree14.1%
- Graduate degree3.6%
Places covering 15551
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
No place overlap rows for this ZIP.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Somerset County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
100.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 15551
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 735 | |
| 2006 | 715 | |
| 2007 | 743 | |
| 2008 | 696 | |
| 2009 | 676 | |
| 2010 | 718 | |
| 2011 | 904 | 679 |
| 2012 | 927 | 680 |
| 2013 | 913 | 690 |
| 2014 | 927 | 670 |
| 2015 | 932 | 670 |
| 2016 | 841 | 650 |
| 2017 | 785 | 660 |
| 2018 | 751 | 670 |
| 2019 | 746 | 650 |
| 2020 | 632 | 660 |
| 2021 | 602 | 660 |
| 2022 | 550 | 650 |
| 2023 | 601 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 15551
12 nearest ZIP centroids (any distance)
- 15424Confluence4.7 miPop 2,059 · Income $48,125
- 15557Rockwood5.4 miPop 3,430 · Income $59,833
- 15540Fort Hill5.5 miPop 367 · Income $69,009
- 15411Addison8.9 miPop 685 · Income $65,789
- 15464Mill Run9.1 miPop 1,490 · Income $47,188
- 15542Garrett10.9 miPop 1,096 · Income $51,827
- 15502Hidden Valley11.2 miPop 86 · Income $80,625
- 15565West Salisbury11.7 miPop 15 · Income —
- 15622Champion11.9 miPop 1,052 · Income $81,771
- 15459Markleysburg11.9 miPop 1,676 · Income $54,609
- 15446Indian Head12.2 miPop 70 · Income —
- 15469Normalville12.3 miPop 2,447 · Income $44,334
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 15551, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 15551 FAQ
- What city is ZIP code 15551 in?
- 15551 is in Markleton, PA.
- What county is 15551 in?
- 15551 is in Somerset County.
- What is the median household income in 15551?
- The median household income in 15551 is $71,500.
- Which ZIP codes are near 15551?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 15551.