Griffith vs St. John

A side-by-side comparison of Griffith and St. John: population, income, housing, and more.

Griffith and St. John are places in Indiana. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

St. John has the higher population (21,639 vs 16,228 in Griffith). St. John has the higher median household income ($127,449 vs $76,009 in Griffith). St. John has the higher median home value ($370,800 vs $200,400 in Griffith).

Population, income & housing

	Griffith	St. John
Population	16,228	21,639
Median age	38.4 yrs	41.4 yrs
Median household income	$76,009	$127,449
Median home value	$200,400	$370,800
Median gross rent	$1,154	$971
Housing units	7,318	7,614
Homeownership rate	72.4%	98.1%
Bachelor's degree or higher	26.6%	42.9%
Unemployment rate	3.5%	3.2%

Trends (ACS 5-year, 2019–2023)

	Griffith	St. John
Population	16,228 → 16,228 (+0.0%)	17,426 → 21,639 (+24.2%)
Median household income	$65,534 → $76,009 (+16.0%)	$105,852 → $127,449 (+20.4%)
Median home value	$141,700 → $200,400 (+41.4%)	$290,200 → $370,800 (+27.8%)
Median gross rent	$919 → $1,154 (+25.6%)	$908 → $971 (+6.9%)

Griffith

Population

16,22816,228

Median household income

$65,534$76,009

Median home value

$141,700$200,400

Median gross rent

$919$1,154

St. John

Population

17,42621,639

Median household income

$105,852$127,449

Median home value

$290,200$370,800

Median gross rent

$908$971

Age & race/ethnicity

Age distribution (share)

	Griffith	St. John
Under 5	7.4%	5.2%
5 to 17	11.7%	19.7%
18 to 24	8.3%	8.1%
25 to 34	15.6%	8.0%
35 to 44	14.6%	13.0%
45 to 54	11.2%	15.2%
55 to 64	14.3%	12.3%
65 to 74	11.3%	11.9%
75 and over	5.7%	6.6%

Race & ethnicity (share)

	Griffith	St. John
White (non-Hispanic)	62.7%	80.5%
Black or African American	13.8%	2.8%
American Indian & Alaska Native	0.1%	0.1%
Asian	2.0%	2.4%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.3%	2.1%
Two or more races	2.8%	1.4%
Hispanic or Latino	18.2%	10.6%

Educational attainment (age 25+)

Share of adults 25+

	Griffith	St. John
No high school diploma	3.6%	5.3%
High school graduate	36.1%	22.6%
Some college or associate's	33.8%	29.2%
Bachelor's degree	20.1%	28.9%
Graduate or professional degree	6.5%	14.0%

Commute to work

How workers get to work (share)

	Griffith	St. John
Drove alone	81.1%	80.5%
Carpooled	10.3%	4.4%
Public transit	1.8%	1.8%
Walked	0.0%	1.0%
Bicycle	0.2%	0.0%
Worked from home	4.8%	11.4%
Other means	1.8%	1.0%

Housing

Units in structure (share)

	Griffith	St. John
1-unit, detached	69.7%	84.7%
1-unit, attached	4.9%	12.7%
2 to 4 units	3.2%	1.7%
5 to 19 units	16.0%	0.0%
20 or more units	6.0%	0.6%
Mobile home & other	0.2%	0.4%

Poverty & households

	Griffith	St. John
Poverty rate	7.1%	2.3%
Average household size	2.37	2.87
Mean commute (minutes)	31	32
Median year structure built	1966	2002