ZIP Code 46319
standardSource:
Griffith · Lake County · Indiana
- Population
- 18,404
- Median income
- $74,662
- Median home value
- $203,300
- Bachelor's or higher
- 27.0%
- Land area
- 24.0 sq mi
766/sq mi
▼ 2% vs US
higher than 54% of US ZIPs
▼ 27% vs US
higher than 44% of US ZIPs
Median age 37.8
Chicago
ZIP code 46319 in Griffith, Indiana has a population of 18,404. The median household income is $74,662, which is 2% below the national average. Median home value is $203,300, 27% below the US average. 27.0% of residents hold a bachelor's degree or higher.
ZIP code 46319 is classified by USPS as a standard delivery area and covers roughly 24.0 square miles in Griffith, Lake County, Indiana. The area is home to 18,404 residents, producing a population density of 766 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 46319 against Indiana and the nation.
On the economic side, the median household income for ZIP 46319 sits at $74,662 (1% above the Indiana average), while per-capita income is $39,854. The poverty rate stands at 6.8% and the unemployment rate at 3.7%. On housing, the median home value is $203,300 (5% above the state average) with median rent at $1,242 per month, and 72.9% of occupied units are owner-occupied, a direct signal of whether 46319 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 27.0% of adults hold a bachelor's degree or higher, the median age is 37.8, and the average commute is 28 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Lake County, so you can benchmark 46319 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 46319
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 46319.
- Retail trade
Retail trade
54 establishments
- Other services (except public administration)
Other services (except public administration)
51 establishments
- Construction
Construction
47 establishments
- Transportation and warehousing
Transportation and warehousing
44 establishments
- Accommodation and food services
Accommodation and food services
40 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 46319, Griffith, IN · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
18,404
Population
24.0
Area (sq mi)
766
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 46319?
37.8
Median Age
48.7%
Male
51.3%
Female
5.5%
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?
$74,662
Median Household Income
+1% vs state
$39,854
Per Capita Income
6.8%
Poverty Rate
3.7%
Unemployment Rate
28.4 min
Mean Commute Time
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?
8,038
Total Housing Units
7,615
Occupied Units
423
Vacant Units
2.34
Avg Household Size
Occupancy Type
$203,300
Median Home Value
+5% vs state
$1,242
Median Rent
1965
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+4.5%
YoY Change (2024)
212
HPI Index (2000 = 100)
+112%
Total Change Since 2000
Home values in ZIP 46319 have increased 4.5% over the past year (2024). Since 2000, this ZIP has seen +112% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +4.1% | 145 |
| 2021 | +14.4% | 166 |
| 2022 | +11.2% | 184 |
| 2023 | +9.8% | 202 |
| 2024 | +4.5% | 212 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 391 business establishments in ZIP 46319, employing approximately 4,373 people with a combined annual payroll of $241,206,000.
391
Businesses
4,373
Employees
$241.2M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 54 | 13.8% |
| Other services (except public administration) | 51 | 13.0% |
| Construction | 47 | 12.0% |
| Transportation and warehousing | 44 | 11.3% |
| Accommodation and food services | 40 | 10.2% |
| Wholesale trade | 33 | 8.4% |
| Professional, scientific, and technical services | 23 | 5.9% |
| Administrative and support and waste management and remediation services | 20 | 5.1% |
| Manufacturing | 19 | 4.9% |
| Finance and insurance | 16 | 4.1% |
| Health care and social assistance | 15 | 3.8% |
| Real estate and rental and leasing | 10 | 2.6% |
| Arts, entertainment, and recreation | 7 | 1.8% |
| Educational services | 4 | 1.0% |
| Information | 3 | 0.8% |
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 46319 vs 46322 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 46322 | Highland, IN | 23,727 | 2.4 mi |
| 46375 | Schererville, IN | 23,820 | 2.7 mi |
| 46408 | Gary, IN | 17,030 | 3.0 mi |
| 46406 | Gary, IN | 9,900 | 5.4 mi |
| 46323 | Hammond, IN | 22,743 | 4.7 mi |
| 46321 | Munster, IN | 23,603 | 4.5 mi |
| 46404 | Gary, IN | 17,326 | 4.7 mi |
| 46409 | Gary, IN | 8,932 | 5.3 mi |
| 46373 | Saint John, IN | 13,859 | 5.9 mi |
| 46410 | Merrillville, IN | 38,340 | 5.5 mi |
More ZIP Codes in Lake County
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Frequently Asked Questions
What county is ZIP code 46319 in? ▼
What is the population of ZIP code 46319? ▼
What is the median household income in ZIP 46319? ▼
What is the average home value in ZIP 46319? ▼
What is the demographic makeup of ZIP 46319? ▼
How many businesses are in ZIP code 46319? ▼
What are the main industries in ZIP code 46319? ▼
How have home values changed in ZIP code 46319? ▼
What is the education level in ZIP code 46319? ▼
What is the average commute time in ZIP 46319? ▼
What percentage of residents own vs. rent in ZIP 46319? ▼
What is the poverty rate in ZIP code 46319? ▼
ZIP Code Research Guides
Official Data Resources for Griffith, IN
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.