Zip Code 15101
Allison Park, Pennsylvania — Allegheny County
📍 ZIP code 15101 is in Allison Park, Allegheny County, Pennsylvania.
ZIP code 15101 is located in Allison Park, Allegheny County, Pennsylvania. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 25,841. The area code for ZIP code 15101 is 412.
Quick Answer
Zip code 15101 is in Allison Park, Pennsylvania (Allegheny County). It has a population of 25,841, median household income of $110,496, and median home value of $315,500.
Population
25,841
Income
$110,496
Home Value
$315,500
Climate
83°F / 19°F
About Zip Code 15101
Zip code 15101 is located in Allison Park, Pennsylvania, within Allegheny County. Home to approximately 25,841 residents, this area sits at an elevation of 1107 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 412.
The median household income is $110,496 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $315,500, and the cost of living index is 120 (20% above the national average of 100).
Summers average a high of 83°F while winters drop to 19°F. The area receives about 45 in of rain and 28 in of snow annually. The zip code covers 20.2 square miles of land area and 0.1 square miles of water.
Key Statistics
25,841
$110,496
$315,500
Eastern (EST/EDT)
412
1107 ft
20.2 sq mi
44.8
11,240
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Compare With Nearby Zip Codes
| Metric | 15101 | 15116 | 15044 | 15051 | 15238 | 15237 |
|---|---|---|---|---|---|---|
| City | Allison Park, PA | Glenshaw, PA | Gibsonia, PA | Indianola, PA | Pittsburgh, PA | Pittsburgh, PA |
| Population | 25,841 | 14,294 | 27,844 | 446 | 13,000 | 44,161 |
| Median Income | $110,496 | $90,316 | $132,743 | $65,179 | $124,904 | $108,538 |
| Home Value | $315,500 | $251,100 | $372,700 | $158,300 | $452,300 | $306,900 |
| Cost of Living | 120 | 97 | 143 | 68 | 155 | 117 |
| Median Age | 44.8 | 44.9 | 48.2 | 45.1 | 48.2 | 42.1 |
Cost of Living
100 = National Average. Allison Park's cost of living is 20% above the national average.
vs. State Avg
Above
Affordability
Moderate
Income-to-Home
2.9x
Demographics
Zip code 15101 has a population of 25,841 people with a median age of 44.8. There are 11,240 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Allison Park (15101) population trend from 2010 to 2024
↓ -31.4%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
83°F
19°F
45 in
28 in
Allison Park experiences warm summers with average highs around 83°F. Winters are cold with lows averaging 19°F. The area receives about 28 in of snow per year.
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Housing & Economy
Median Home Value
$315,500
Median Household Income
$110,496
With 11,240 housing units across 20.2 square miles, 15101 has a housing density of 556 units per square mile. The home price-to-income ratio is 2.9x.
Location & Geography
Latitude
40.5803°
Longitude
-79.9552°
Land Area
20.2 sq mi
Water Area
0.1 sq mi
Nearby Zip Codes
Zip codes closest to 15101 (Allison Park, PA) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 15101's $110,496. A way to compare Allison Park to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 15101 (Allison Park, PA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Allison Park, Pennsylvania?
Allison Park, Pennsylvania uses zip code 15101.
What county is zip code 15101 in?
Zip code 15101 is located in Allegheny County, Pennsylvania.
What is the population of zip code 15101?
The population of zip code 15101 is 25,841 with a median age of 44.8.
Is 15101 in Allison Park, Pennsylvania?
Yes, zip code 15101 is in Allison Park, Allegheny County, Pennsylvania. The area code is 412.
Frequently Asked Questions
What city is zip code 15101 in?
Zip code 15101 is in Allison Park, Pennsylvania. It is part of Allegheny County and uses the Eastern (EST/EDT) timezone.
What is zip code 15101?
Zip code 15101 is a U.S. postal code in Allison Park, Pennsylvania (Allegheny County). It has a population of 25,841 and covers 20.2 square miles.
What is the population of zip code 15101?
The population of zip code 15101 (Allison Park, PA) is 25,841 with a median age of 44.8. There are approximately 11,240 housing units in this area.
What is the median income in zip code 15101?
The median household income in zip code 15101 (Allison Park, PA) is $110,496 per year. The cost of living index is 120 (100 = national average).
What is the average home price in zip code 15101?
The median home value in zip code 15101 (Allison Park, PA) is $315,500. The cost of living index is 120 compared to the national average of 100.
What county is zip code 15101 in?
Zip code 15101 is located in Allegheny County, Pennsylvania. The primary city is Allison Park.
What is the area code for zip code 15101?
Zip code 15101 in Allison Park, PA uses area code 412. It is located in the Eastern (EST/EDT) timezone.
Is zip code 15101 a good place to live?
Zip code 15101 (Allison Park, PA) has a cost of living index of 120 (100 = national average), a median household income of $110,496, and median home values of $315,500. The median age is 44.8. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 15101?
The cost of living index for zip code 15101 (Allison Park, PA) is 120, where 100 represents the national average. This area is above the national average. Median home value: $315,500.
What schools serve zip code 15101?
Zip code 15101 in Allison Park, Pennsylvania is served by the local school district of Allegheny County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.