Is it cheaper to live in Dover or Portland?

Dover, DE is cheaper. Its monthly baseline of $1,270 (1BR rent + utilities) runs about 23% below Portland, ME's $1,650, mainly because of rent.

How much more do you need to earn to live in Dover than in Portland?

To keep rent near the recommended 30% of gross income, you'd want to earn roughly $42,000 a year in Dover versus $53,000 in Portland.

Which has lower taxes, Dover or Portland?

Dover is taxed under Delaware's rules (a top state income tax rate of 6.60% and no state sales tax); Portland under Maine's (a top state income tax rate of 7.15% and a 5.5% state sales tax).

Dover vs Portland Cost of Living 2026

Dover

Delaware

$1,270/mo est.

Portland

Maine

$1,650/mo est.

Monthly estimate = 1BR rent + electricity + gas

A one-person monthly baseline (1BR rent plus typical utilities) runs $1,270 in Dover, DE versus $1,650 in Portland, ME. Overall, Dover, DE is roughly 23% cheaper to live in day-to-day than Portland, ME, driven mainly by rent.

Median household income is $58,336 in Dover, DE and $76,174 in Portland, ME — about 23% higher in Portland, ME. Delaware has a top state income tax rate of 6.60% and no state sales tax; Maine has a top state income tax rate of 7.15% and a 5.5% state sales tax.

Dover, DE

Portland, ME

Rent

Studio

$993

$1,038

+5% in Portland, ME

1 Bedroom

$1,047

$1,331

+27% in Portland, ME

2 Bedroom

$1,185

$1,664

+40% in Portland, ME

3 Bedroom

$1,634

$1,919

+17% in Portland, ME

Buying a Home

Median Home Value

$248,500

$452,600

+82% in Portland, ME

Income

Median Household Income

$58,336

$76,174

+31% in Portland, ME

Metro Median Wage (annual)

$46,690

$56,960

+22% in Portland, ME

People & Lifestyle

Median Age

35.1 yr

37.5 yr

+2.4 yr in Portland, ME

Homeownership

47.0%

46.7%

+0.3 pp in Dover, DE

Bachelor's+ (25+)

27.1%

59.2%

+32.1 pp in Portland, ME

Avg Commute

24.0 min

19.9 min

+4.1 min in Dover, DE

Crime (per 100k/yr)

Violent Crime

1,025.3

272.7

+73% in Dover, DE

Property Crime

6,159.1

2,513.3

+59% in Dover, DE

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

Climate

Avg Annual Temperature

56.9°F

46.5°F

+10.4°F in Dover, DE

Annual Precipitation

46.0 in

47.3 in

+1.2 in in Portland, ME

Gas

Regular Gasoline

$3.94/gal

about equal

Area: East Coast (PADD 1) vs East Coast (PADD 1).

Utilities

Electricity (¢/kWh)

19.3

29.6

+53% in Portland, ME

Natural Gas ($/MCF)

$29.73

$31.62

+6% in Portland, ME

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

Groceries

Milk (gal)

$4.00

$4.31

+8% in Portland, ME

Bread (lb)

$1.75

$1.92

+10% in Portland, ME

Eggs (doz)

$2.21

$2.19

+1% in Dover, DE

Ground Beef (lb)

$6.45

$6.90

+7% in Portland, ME

Chicken (lb)

$1.90

$2.19

+15% in Portland, ME

Bananas (lb)

$0.62

$0.69

+12% in Portland, ME

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

State Taxes

Sales Tax (DE / ME)

None

5.5%

+5.5 pp in ME

Income Tax (top rate)

6.60%

7.15%

+0.6 pp in ME

Dover vs Portland — FAQ

Is it cheaper to live in Dover or Portland?: Dover, DE is cheaper. Its monthly baseline of $1,270 (1BR rent + utilities) runs about 23% below Portland, ME's $1,650, mainly because of rent.
How much more do you need to earn to live in Dover than in Portland?: To keep rent near the recommended 30% of gross income, you'd want to earn roughly $42,000 a year in Dover versus $53,000 in Portland.
Which has lower taxes, Dover or Portland?: Dover is taxed under Delaware's rules (a top state income tax rate of 6.60% and no state sales tax); Portland under Maine's (a top state income tax rate of 7.15% and a 5.5% 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).