Living Cost Compare
Casper

Wyoming

$930/mo est.

vs
Wilmington

Delaware

$1,250/mo est.

Monthly estimate = 1BR rent + electricity + gas

A one-person monthly baseline (1BR rent plus typical utilities) runs $930 in Casper, WY versus $1,250 in Wilmington, DE. Overall, Casper, WY is roughly 26% cheaper to live in day-to-day than Wilmington, DE, driven mainly by rent.

Median household income is $69,171 in Casper, WY and $55,269 in Wilmington, DE — about 20% higher in Casper, WY. Wyoming has no state income tax and a 4% state sales tax; Delaware has a top state income tax rate of 6.60% and no state sales tax.

Casper, WY
Wilmington, DE

Rent

Studio
$730
$1,103
+51% in Wilmington, DE
1 Bedroom
$764
$1,024
+34% in Wilmington, DE
2 Bedroom
$930
$1,213
+30% in Wilmington, DE
3 Bedroom
$1,299
$1,394
+7% in Wilmington, DE

Buying a Home

Median Home Value
$250,700
$224,500
+10% in Casper, WY

Income

Median Household Income
$69,171
$55,269
+20% in Casper, WY
Metro Median Wage (annual)
$48,880
$54,310
+11% in Wilmington, DE

People & Lifestyle

Median Age
37.0 yr
37.0 yr
about equal
Homeownership
70.3%
46.0%
+24.3 pp in Casper, WY
Bachelor's+ (25+)
30.0%
33.1%
+3.1 pp in Wilmington, DE
Avg Commute
16.9 min
23.0 min
+6.1 min in Wilmington, DE

Crime (per 100k/yr)

Violent Crime
302.4
1,138.2
+276% in Wilmington, DE
Property Crime
2,123.8
3,182.4
+50% in Wilmington, DE

FBI Crime Data Explorer. Offenses per 100,000 residents per year; agency reporting practices vary, so this is approximate.

Climate

Avg Annual Temperature
45.4°F
54.9°F
+9.5°F in Wilmington, DE
Annual Precipitation
12.5 in
43.1 in
+30.6 in in Wilmington, DE

Gas

Regular Gasoline
$4.27/gal
$3.94/gal
+8% in Casper, WY

Area: Rocky Mountain (PADD 4) vs East Coast (PADD 1).

Utilities

Electricity (¢/kWh)
15.2
19.3
+27% in Wilmington, DE
Natural Gas ($/MCF)
$18.28
$29.73
+63% in Wilmington, DE

Residential, state-level averages (EIA). MCF = 1,000 cubic feet.

Groceries

Milk (gal)
$4.82
$4.00
+17% in Casper, WY
Bread (lb)
$2.04
$1.75
+14% in Casper, WY
Eggs (doz)
$2.19
$2.21
+1% in Wilmington, DE
Ground Beef (lb)
$7.36
$6.45
+12% in Casper, WY
Chicken (lb)
$2.01
$1.90
+6% in Casper, WY
Bananas (lb)
$0.70
$0.62
+12% in Casper, WY

Average prices — West vs South (BLS). Regional where available, otherwise U.S. average.

State Taxes

Sales Tax (WY / DE)
4%
None
+4.0 pp in WY
Income Tax (top rate)
None
6.60%
+6.6 pp in DE

Casper vs Wilmington — FAQ

Is it cheaper to live in Casper or Wilmington?
Casper, WY is cheaper. Its monthly baseline of $930 (1BR rent + utilities) runs about 26% below Wilmington, DE's $1,250, mainly because of rent.
How much more do you need to earn to live in Casper than in Wilmington?
To keep rent near the recommended 30% of gross income, you'd want to earn roughly $31,000 a year in Casper versus $41,000 in Wilmington.
Which has lower taxes, Casper or Wilmington?
Casper is taxed under Wyoming's rules (no state income tax and a 4% state sales tax); Wilmington under Delaware's (a top state income tax rate of 6.60% and no state sales tax).

Sources: US Census Bureau, ACS 5-Year (rent, income, home value, demographics); NOAA Climate Normals 1981–2010 (climate); EIA weekly retail (gas); Tax Foundation 2026 (state taxes).