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Gas Cost Calculator for Portland, ME
Local data pre-filled
Gas prices in Portland, ME average roughly $4.17/gallon, adjusted for the local cost of living index of 119. Calculate your monthly and annual fuel costs based on your commute in Portland.
Data as of · Sources: Zillow, Census ACS, Tax Foundation, Freddie Mac
Maine Financial Snapshot (2026) — Gas Cost Calculator
Cost-of-living index scales typical utility spend for the gas cost calculator in Maine.
How the Gas Cost Calculator Math Works Under Maine Law
The Gas Cost Calculator runs a well-known formula (principal × rate, discounted cash flow, amortization, or equivalent) client-side and layers on Maine's tax and cost-of-living inputs. State-specific numbers — brackets, exemptions, and averages — come from public federal / state datasets cited in the sources section.
Local context: Portland, ME
Housing economics in Portland, ME. The median home value runs 48.7% above the U.S. baseline for Portland, ME is $532,238 per Zillow's home-value index. Median rent runs $2,285 a month per Zillow ZORI, a premium over the national $1,850 baseline. Effective property tax sits at 1.10% of assessed value, meaningfully higher than the 0.99% national average tracked by the Tax Foundation.
Income and tax climate. Maine's top marginal state income tax bracket lands at 5.80% — compared to the volume-weighted national average around 4-5%. BEA's Regional Price Parity scores Portland, ME at 119.0 (national = 100), meaning a dollar in Portland, ME buys 84¢ of national purchasing power.
Local context as of 2026-04-19.
Portland versus the U.S. baseline
| Metric | Portland, ME | U.S. baseline | Difference |
|---|---|---|---|
| Median home value[zillow] | $532,238 | $358,000 | 48.7% |
| Median monthly rent[zillow] | $2,285 | $1,850 | 23.5% |
| Property tax (effective)[tax-foundation] | 1.10% | 0.99% | 11.1% |
| State top marginal income tax[tax-foundation] | 5.80% | ~4.08% (volume-weighted) | 1.7 pp |
| State cost-of-living index[bea-rpp] | 119.0 | 100.0 | 19.0 pts |
How to use the Gas Cost Calculator
Walk through using the Gas Cost Calculator with Portland, ME-specific defaults pre-loaded from primary sources.
- Enter your Portland numbersFill in the gas cost inputs. Defaults reflect Portland, ME 2026: median home $532,238, median rent $2,285/mo, 1.10% effective property tax.
- Apply the local 2026 inputsThe median home value in Portland is $532,238 (Zillow ZHVI), with median monthly rent running $2,285/mo.
- Compare against Portland contextMonthly PITI on the $532,238 median home in Portland is ~$3,499/mo — vs a $2,285/mo median rent.
How Maine Compares to Neighboring States
| State | Median home | Top inc tax | Prop tax rate | RPP (US=100) |
|---|---|---|---|---|
| Maine (this page) | $390,000 | 7.15% | 1.28% | 98.0 |
| check New Hampshire | $475,000 | None | 1.93% | 105.4 |
| Vermont side-by-side | $380,000 | 8.75% | 1.83% | 97.1 |
Sources: Zillow ZHVI[1], state Departments of Revenue / Tax Foundation[2], Tax Foundation property taxes[3], BEA Regional Price Parities[4].
What Changes Your Result in Maine
- Maine cost-of-living drag:Line-item costs in Maine deviate from the US mean by whatever the BEA all-items RPP deviates from 100. Weight your budget toward the state average rather than the national average.
Related Calculations for Maine
- ev vs gas costs in Maine — gas cost is one input to EV vs gas.
How Portland Compares to the National Average
Understanding how Portland stacks up helps you calibrate your financial planning.
| Metric | Portland, ME | US Average | Difference |
|---|---|---|---|
| Median Home Price | $532,238 | $420,800 | +26.5% |
| Median Monthly Rent | $2,285 | $1,713 | +33.4% |
| Median Household Income | $88,602 | $74,580 | +18.8% |
| Property Tax Rate | 1.10% | 1.10% | +0.0% |
| Cost of Living Index | 119 | 100 | +19.0% |
Sources: U.S. Census Bureau, BLS, Zillow, NAR (2024–2025). Green = favorable for residents; red = less favorable.
Portland Financial Snapshot
- Population (Metro)
- 550,000
- Unemployment
- 3.0%
- Avg Commute
- 22 min
- Median Age
- 40.4
- Price-to-Rent Ratio
- 19.4x
- Annual Property Tax
- $5,855
Frequently Asked Questions — Portland
- Can median-income households afford the median home in Portland?
- With a ~$3,499 monthly PITI and $88,602 median income, housing would consume ~47.4% of gross annual income. Qualifying under the 28% DTI rule requires ~$149,957 in annual income. Educational reference only.
- Is it better to rent or buy in Portland?
- Portland's price-to-rent ratio (19.4x) is roughly neutral — in the 15-20x range the decision depends on time horizon and wealth goals.
- What is the annual property tax bill on the median home in Portland?
- Approximately $5,855/yr at the 1.10% effective rate on the $532,238 median home. The national average effective rate is 1.07%.
- What share of median income goes to rent in Portland?
- The $2,285/mo median rent represents 30.9% of the $88,602 median household income. The recommended housing cost threshold is 30%; Portland exceeds that guideline. Educational reference only.
- How much does commuting cost in Portland?
- Average commute time in Portland is 22 minutes per ACS. Estimated annual commute cost runs about $3,832. Educational reference only.
- How does the cost of living in Portland compare to the national average?
- Portland's BEA RPP index is 119, 19% above the national baseline of 100. For a household earning the national median income of $77,540, this translates to ~$14,733/yr in purchasing power difference. Educational reference only.
- What is the median home price in Portland, ME?
- The median home price in Portland is $532,238 as of 2025–2026.
- What is the average rent in Portland?
- The median monthly rent in Portland, ME is $2,285.
- Does the gas cost replace professional advice?
- No. This calculator gives educational estimates using public Portland data and standard formulas. It is not personalized tax, legal, or investment advice. Consult a licensed professional for decisions with material consequences.
How we compute this — methodology
The Portland page uses local median home price ($532,238), median rent ($2,285/mo), and property tax rate (1.10%) alongside the calculator's client-side formula. Calculations run in your browser — no inputs are sent to a server.
Known limits: ZIP-level variance within Portland can be substantial — the figures shown are city-wide medians. For a precise property tax quote, consult your county assessor.
Sources
- Zillow Research — ZHVI (Zillow Home Value Index) + ZORI (Zillow Observed Rent Index), city-level. zillow.com/research/data. Retrieved 2026-04-19.
- U.S. Census Bureau — American Community Survey (ACS) 5-year estimates for median household income and population. census.gov/programs-surveys/acs.
- CalcFi state financial context — tips + first-time homebuyer programs compiled from each state's Housing Finance Authority (HFA) public pages. See
src/data/state-financial-context.ts. - Tax Foundation — state property tax effective rates and state/local sales tax rates. taxfoundation.org.
- Freddie Mac Primary Mortgage Market Survey (PMMS) — weekly national mortgage rate averages used by mortgage-related calculators. freddiemac.com/pmms.
- U.S. Energy Information Administration — residential electricity / natural gas / gasoline — www.eia.gov. Retrieved 2026-04-19.
- FRED (Federal Reserve Economic Data) — real median household income, unemployment, HPI, LFPR per state — fred.stlouisfed.org. Retrieved 2026-04-19.
- Freddie Mac Primary Mortgage Market Survey (PMMS) — weekly national mortgage rates — www.freddiemac.com/pmms. Retrieved 2026-04-19.
- NAIC Dwelling Fire, Homeowners Owners, and Homeowners Tenants Insurance Report — content.naic.org/article/homeowners-insurance-report. Retrieved 2026-04-19.
- State Departments of Revenue — official bracket + deduction publications (one primary URL per state; linked in the brackets table below) — taxfoundation.org/data/all/state/state-income-tax-rates. Retrieved 2026-04-19.
- Bureau of Economic Analysis — Regional Price Parities by State — www.bea.gov/data/prices-inflation/regional-price-parities-state-and-metro-area. Retrieved 2026-04-19.
- U.S. Department of Labor — State Minimum Wage Laws — www.dol.gov/agencies/whd/minimum-wage/state. Retrieved 2026-04-19.
- BLS Occupational Employment and Wage Statistics (OEWS) — state-level occupational wages — www.bls.gov/oes. Retrieved 2026-04-19.
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