PlainZIP

Griffith, IN · standard

ZIP Code 46319

Lake County, Indiana - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

18,404
766/sq mi
$74,662
Median income
$203,300
Median home value
27.0%
Bachelor's or higher

The verdict

Griffith pairs an above-median household income with below-median home values, in a low-density, homeowner-dominated area.

Top 46%
household income, US ZIPs
44th pct
home value, US ZIPs
766
people per sq mi
73%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 46319 against every reporting US ZIP.

ZIP code 46319 is a mid-sized community (a standard USPS delivery area) in Griffith, Lake County, Indiana, home to 18,404 residents across 24.0 square miles, a density of 766 people per square mile, in the Chicago time zone.

ZIP 46319 lands in the middle-income range, with a median household income of $74,662 (1% above the Indiana average), while per-capita income is $39,854. Local economic indicators show a 6.8% poverty rate alongside 3.7% unemployment. Housing costs here run $203,300 for a typical home value (5% above the state average), with rent averaging $1,242 a month; 72.9% of homes are owner-occupied.

Educational attainment sits below the national norm: 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 on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 46319

Top 5 sectors by establishment count in Griffith, IN

Which industries have the most business establishments in ZIP 46319.

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 · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, 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; 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

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 46319?

37.8

Median Age

48.7%

Male

51.3%

Female

5.5%

Foreign-Born

White 65.3%
African American 13.6%
Asian 1.9%
American Indian or Alaska Native 0.7%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 14.8%
Hispanic or Latino 18.0%

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

How ZIP 46319 ranks nationally

Griffith, IN household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$74,662 Top 46% higher than 54% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 64.0%
Bachelor's Degree or Higher 27.0%

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

Owner 72.9%
Renter 27.1%

$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 46319 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 46319 ranks #6 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 46319 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 46319 ranks #5 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
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

46307 standard
Crown Point, IN
Pop: 60,619
46410 standard
Merrillville, IN
Pop: 38,340
46342 standard
Hobart, IN
Pop: 31,244
46312 standard
East Chicago, IN
Pop: 29,698
46375 standard
Schererville, IN
Pop: 23,820
46322 standard
Highland, IN
Pop: 23,727

Related Areas

Lake County Griffith, IN Indiana

Frequently Asked Questions

What county is ZIP code 46319 in? ▼
ZIP code 46319 (Griffith) is located in Lake County, Indiana. Lake County contains multiple ZIP codes, see the full list at /counties/lake-in.
What is the population of ZIP code 46319? ▼
ZIP code 46319 in Griffith, IN has a population of 18,404 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 46319? ▼
The median household income in ZIP 46319 is $74,662, which is 2% below the national average of $76,288.
What is the average home value in ZIP 46319? ▼
The median home value in ZIP 46319 is $203,300, which is 27% below the national average of $278,155.
What is the demographic makeup of ZIP 46319? ▼
The largest racial group in ZIP 46319 is White at 65.3%. Hispanic or Latino residents make up 18.0% of the population.
How many businesses are in ZIP code 46319? ▼
ZIP code 46319 has 391 business establishments employing approximately 4,373 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 46319? ▼
The top industries by establishment count in ZIP 46319 are: Retail trade (54), Other services (except public administration) (51), Construction (47). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 46319? ▼
According to the FHFA House Price Index, home values in ZIP 46319 increased by 4.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 112%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 46319? ▼
In ZIP code 46319, 64.0% of residents aged 25+ have a high school diploma or higher, and 27.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 46319? ▼
The mean commute time for workers in ZIP code 46319 is 28.4 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 46319? ▼
In ZIP code 46319, approximately 72.9% of occupied housing units are owner-occupied and 27.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 46319? ▼
The poverty rate in ZIP code 46319 is 6.8% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.