Zip Code 17109
Harrisburg, Pennsylvania — Dauphin County
📍 ZIP code 17109 is in Harrisburg, Dauphin County, Pennsylvania.
ZIP code 17109 is located in Harrisburg, Dauphin County, Pennsylvania. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 27,422. The area code for ZIP code 17109 is 717.
Quick Answer
Zip code 17109 is in Harrisburg, Pennsylvania (Dauphin County). It has a population of 27,422, median household income of $70,618, and median home value of $203,200.
Population
27,422
Income
$70,618
Home Value
$203,200
Climate
85°F / 22°F
About Zip Code 17109
Zip code 17109 is located in Harrisburg, Pennsylvania, within Dauphin County. Home to approximately 27,422 residents, this area sits at an elevation of 477 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 717.
The median household income is $70,618 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $203,200, and the cost of living index is 76 (24% below the national average of 100).
Summers average a high of 85°F while winters drop to 22°F. The area receives about 45 in of rain and 24 in of snow annually. The zip code covers 7.5 square miles of land area.
Key Statistics
27,422
$70,618
$203,200
Eastern (EST/EDT)
717
477 ft
7.5 sq mi
35.3
11,808
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Compare With Nearby Zip Codes
| Metric | 17109 | 17103 | 17111 | 17104 | 17110 | 17101 |
|---|---|---|---|---|---|---|
| City | Harrisburg, PA | Harrisburg, PA | Harrisburg, PA | Harrisburg, PA | Harrisburg, PA | Harrisburg, PA |
| Population | 27,422 | 12,774 | 35,818 | 19,401 | 26,401 | 2,678 |
| Median Income | $70,618 | $41,383 | $84,314 | $42,113 | $79,499 | $70,100 |
| Home Value | $203,200 | $113,100 | $225,500 | $102,200 | $206,200 | $0 |
| Cost of Living | 76 | 60 | 88 | 60 | 81 | 91 |
| Median Age | 35.3 | 27.9 | 38.9 | 34.5 | 38.5 | 32.1 |
Cost of Living
100 = National Average. Harrisburg's cost of living is 24% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
2.9x
Demographics
Zip code 17109 has a population of 27,422 people with a median age of 35.3. There are 11,808 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Harrisburg (17109) population trend from 2010 to 2024
↓ -23.1%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
85°F
22°F
45 in
24 in
Harrisburg experiences warm summers with average highs around 85°F. Winters are cool with lows averaging 22°F. The area receives about 24 in of snow per year.
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Housing & Economy
Median Home Value
$203,200
Median Household Income
$70,618
With 11,808 housing units across 7.5 square miles, 17109 has a housing density of 1,574 units per square mile. The home price-to-income ratio is 2.9x.
Location & Geography
Latitude
40.2899°
Longitude
-76.8243°
Land Area
7.5 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 17109 (Harrisburg, PA) with distances:
All Zip Codes in Harrisburg, PA
Other zip codes serving Harrisburg:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 17109's $70,618. A way to compare Harrisburg 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 17109 (Harrisburg, 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 Harrisburg, Pennsylvania?
Harrisburg, Pennsylvania uses zip code 17109 along with 7 other zip codes.
What county is zip code 17109 in?
Zip code 17109 is located in Dauphin County, Pennsylvania.
What is the population of zip code 17109?
The population of zip code 17109 is 27,422 with a median age of 35.3.
Is 17109 in Harrisburg, Pennsylvania?
Yes, zip code 17109 is in Harrisburg, Dauphin County, Pennsylvania. The area code is 717.
Frequently Asked Questions
What city is zip code 17109 in?
Zip code 17109 is in Harrisburg, Pennsylvania. It is part of Dauphin County and uses the Eastern (EST/EDT) timezone.
What is zip code 17109?
Zip code 17109 is a U.S. postal code in Harrisburg, Pennsylvania (Dauphin County). It has a population of 27,422 and covers 7.5 square miles.
What is the population of zip code 17109?
The population of zip code 17109 (Harrisburg, PA) is 27,422 with a median age of 35.3. There are approximately 11,808 housing units in this area.
What is the median income in zip code 17109?
The median household income in zip code 17109 (Harrisburg, PA) is $70,618 per year. The cost of living index is 76 (100 = national average).
What is the average home price in zip code 17109?
The median home value in zip code 17109 (Harrisburg, PA) is $203,200. The cost of living index is 76 compared to the national average of 100.
What county is zip code 17109 in?
Zip code 17109 is located in Dauphin County, Pennsylvania. The primary city is Harrisburg.
What is the area code for zip code 17109?
Zip code 17109 in Harrisburg, PA uses area code 717. It is located in the Eastern (EST/EDT) timezone.
Is zip code 17109 a good place to live?
Zip code 17109 (Harrisburg, PA) has a cost of living index of 76 (100 = national average), a median household income of $70,618, and median home values of $203,200. The median age is 35.3. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 17109?
The cost of living index for zip code 17109 (Harrisburg, PA) is 76, where 100 represents the national average. This area is below the national average. Median home value: $203,200.
What schools serve zip code 17109?
Zip code 17109 in Harrisburg, Pennsylvania is served by the local school district of Dauphin 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.