Zip Code 19121
Philadelphia, Pennsylvania — Philadelphia County
📍 ZIP code 19121 is in Philadelphia, Philadelphia County, Pennsylvania.
ZIP code 19121 is located in Philadelphia, Philadelphia County, Pennsylvania. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 40,324. The area code for ZIP code 19121 is 215.
Quick Answer
Zip code 19121 is in Philadelphia, Pennsylvania (Philadelphia County). It has a population of 40,324, median household income of $36,208, and median home value of $250,100.
Population
40,324
Income
$36,208
Home Value
$250,100
Climate
89°F / 28°F
About Zip Code 19121
Zip code 19121 is located in Philadelphia, Pennsylvania, within Philadelphia County. Home to approximately 40,324 residents, this area sits at an elevation of 99 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 215.
The median household income is $36,208 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $250,100, and the cost of living index is 66 (34% below the national average of 100).
Summers average a high of 89°F while winters drop to 28°F. The area receives about 51 in of rain and 16 in of snow annually. The zip code covers 2.3 square miles of land area and 0.1 square miles of water.
Key Statistics
40,324
$36,208
$250,100
Eastern (EST/EDT)
215
99 ft
2.3 sq mi
27.6
19,673
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Compare With Nearby Zip Codes
| Metric | 19121 | 19130 | 19132 | 19122 | 19104 | 19103 |
|---|---|---|---|---|---|---|
| City | Philadelphia, PA | Philadelphia, PA | Philadelphia, PA | Philadelphia, PA | Philadelphia, PA | Philadelphia, PA |
| Population | 40,324 | 30,424 | 31,627 | 24,740 | 54,454 | 25,602 |
| Median Income | $36,208 | $110,436 | $30,974 | $57,785 | $39,526 | $97,940 |
| Home Value | $250,100 | $483,500 | $73,000 | $341,000 | $268,200 | $551,700 |
| Cost of Living | 66 | 156 | 60 | 97 | 72 | 165 |
| Median Age | 27.6 | 33.7 | 38.8 | 28.5 | 23.4 | 35.9 |
Cost of Living
100 = National Average. Philadelphia's cost of living is 34% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
6.9x
Demographics
Zip code 19121 has a population of 40,324 people with a median age of 27.6. There are 19,673 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Philadelphia (19121) population trend from 2010 to 2024
↓ -33.8%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
89°F
28°F
51 in
16 in
Philadelphia experiences warm summers with average highs around 89°F. Winters are cool with lows averaging 28°F. The area receives about 16 in of snow per year.
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Housing & Economy
Median Home Value
$250,100
Median Household Income
$36,208
With 19,673 housing units across 2.3 square miles, 19121 has a housing density of 8,553 units per square mile. The home price-to-income ratio is 6.9x.
Location & Geography
Latitude
39.9820°
Longitude
-75.1791°
Land Area
2.3 sq mi
Water Area
0.1 sq mi
Nearby Zip Codes
Zip codes closest to 19121 (Philadelphia, PA) with distances:
All Zip Codes in Philadelphia, PA
Other zip codes serving Philadelphia:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 19121's $36,208. A way to compare Philadelphia 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 19121 (Philadelphia, 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 Philadelphia, Pennsylvania?
Philadelphia, Pennsylvania uses zip code 19121 along with 11 other zip codes.
What county is zip code 19121 in?
Zip code 19121 is located in Philadelphia County, Pennsylvania.
What is the population of zip code 19121?
The population of zip code 19121 is 40,324 with a median age of 27.6.
Is 19121 in Philadelphia, Pennsylvania?
Yes, zip code 19121 is in Philadelphia, Philadelphia County, Pennsylvania. The area code is 215.
Frequently Asked Questions
What city is zip code 19121 in?
Zip code 19121 is in Philadelphia, Pennsylvania. It is part of Philadelphia County and uses the Eastern (EST/EDT) timezone.
What is zip code 19121?
Zip code 19121 is a U.S. postal code in Philadelphia, Pennsylvania (Philadelphia County). It has a population of 40,324 and covers 2.3 square miles.
What is the population of zip code 19121?
The population of zip code 19121 (Philadelphia, PA) is 40,324 with a median age of 27.6. There are approximately 19,673 housing units in this area.
What is the median income in zip code 19121?
The median household income in zip code 19121 (Philadelphia, PA) is $36,208 per year. The cost of living index is 66 (100 = national average).
What is the average home price in zip code 19121?
The median home value in zip code 19121 (Philadelphia, PA) is $250,100. The cost of living index is 66 compared to the national average of 100.
What county is zip code 19121 in?
Zip code 19121 is located in Philadelphia County, Pennsylvania. The primary city is Philadelphia.
What is the area code for zip code 19121?
Zip code 19121 in Philadelphia, PA uses area code 215. It is located in the Eastern (EST/EDT) timezone.
Is zip code 19121 a good place to live?
Zip code 19121 (Philadelphia, PA) has a cost of living index of 66 (100 = national average), a median household income of $36,208, and median home values of $250,100. The median age is 27.6. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 19121?
The cost of living index for zip code 19121 (Philadelphia, PA) is 66, where 100 represents the national average. This area is below the national average. Median home value: $250,100.
What schools serve zip code 19121?
Zip code 19121 in Philadelphia, Pennsylvania is served by the local school district of Philadelphia 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.