What is $100 in 1977 worth in 1978?

$100 in 1977 has the purchasing power of about $108 in 1978, based on the Consumer Price Index (CPI-U).

What was the average inflation rate between 1977 and 1978?

Prices rose 7.6% in total between 1977 and 1978, an average of 7.59% per year.

How much is $1 in 1977 worth today?

$1 in 1977 is equivalent to about $1.08 in 1978. Equivalently, a 1978 dollar buys what $0.93 bought in 1977.

U.S. inflation · 1977–1978

Value of $100 in 1977, adjusted to 1978

Amount From year To year

$100 in 1977 has the same buying power as

$108

in 1978

Detailed inflation statistics
Cumulative price change	7.6%
Average inflation rate	7.59% per year
Converted amount ($100 base)	$108
Price difference ($100 base)	$7.59
CPI in 1977	60.6
CPI in 1978	65.2
Inflation in 1977	6.50%
Inflation in 1978	7.59%
$100 in 1977 → 1978	$108
$100 in 1978 → 1977	$92.94

What happened to prices between 1977 and 1978

Between 1977 and 1978, the Consumer Price Index went from 60.6 to 65.2. Cumulatively, prices increased 7.6%, which works out to an average of 7.59% per year. Put differently, a dollar in 1977 bought what $0.93 buys in 1978.

Common amounts: 1977 dollars in 1978

Amount in 1977	Value in 1978
$1.00	$1.08
$5.00	$5.38
$10.00	$10.76
$20.00	$21.52
$50.00	$53.80
$100	$108
$500	$538
$1,000	$1,076
$5,000	$5,380
$10,000	$10,759
$100,000	$107,591
$1,000,000	$1,075,908

Inflation by spending category, 1977–1978

The headline number is an average. Individual categories moved very differently over this period. Here is what $100 of 1977 spending costs in 1978, by category:

Category	Avg. yearly inflation	$100 in 1977 →
All items (CPI-U)	7.59%	$108
Food	9.92%	$110
Housing	8.71%	$109
Medical care	8.42%	$108
Core (all items less food & energy)	7.38%	$107
Energy	6.28%	$106
Transportation	4.58%	$105
Apparel	3.56%	$104

Not shown because the BLS began these indexes after 1977: recreation (1993–), education & communication (1993–).

Year by year: CPI and the value of $100 from 1977

Year	CPI	Inflation rate	$100 from 1977
1977	60.6	6.5%	$100
1978	65.2	7.6%	$108

Cite this page

MLA: “Inflation from 1977 to 1978: $100 is worth $108 today.” InflationCalculator.com, U.S. Bureau of Labor Statistics CPI-U data, https://inflationcalculator.com/inflation/1977-to-1978/

APA: InflationCalculator.com. Inflation from 1977 to 1978. Based on U.S. Bureau of Labor Statistics CPI-U data. Retrieved from https://inflationcalculator.com/inflation/1977-to-1978/

Source: U.S. Bureau of Labor Statistics, CPI-U annual averages (series CUUR0000SA0; category indexes listed on the data sources page). See how these numbers are calculated.