Cost to Own
United StatesLouisianaWest Baton Rouge ParishPort Allen Population 4,928 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Port Allen, Louisiana

A $168,000 home here costs

$1,393

per month, all in — with 20% down at today's 6.66% 30-year fixed rate.

A standard mortgage calculator would have told you $864. The real number is $529 higher every month — 61% more than the payment most buyers budget for.

Port Allen median: $167,700
Under 20% adds PMI
Freddie Mac PMMS
US average household

Where every dollar goes

Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.

Principal & interest30-year fixed, $134,400 borrowed $864
Property tax0.303% effective rate for Port Allen itself $42
Homeowners insuranceLouisiana averages $2,259/yr (NAIC), or 1.083% of home value $152
Electricity14.15¢/kWh — Louisiana residential average, EIA $127
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $140
Total monthly $1,393

Port Allen against West Baton Rouge Parish and Louisiana

MeasurePort AllenWest Baton Rouge Parish
Median home value$167,700$225,900
Median property tax$508$1,336
Effective tax rate0.303%0.591%
Median gross rent$1,046$1,021
Population4,92827,666

The weather behind that power bill

Port Allen sits in West Baton Rouge Parish, which averages a high of 92.2°F in its hottest month and a low of 41.6°F in its coldest, with 61.94" of precipitation a year and 29% of it in a single three-month stretch. That climate drives 2,818 cooling and 1,534 heating degree days, which is what sets the $127 electricity line above.

See the full climate breakdown for West Baton Rouge Parish — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.

Other cities in West Baton Rouge Parish

Full West Baton Rouge Parish cost breakdown · Every county in Louisiana

Common questions

How much does it cost to own a home in Port Allen?

A $168,000 home in Port Allen, Louisiana costs approximately $1,393 per month with 20% down at 6.66%. That is $864 principal and interest, $42 property tax, $152 homeowners insurance, $195 utilities and $140 set aside for maintenance.

What is the property tax rate in Port Allen?

Port Allen has an effective property tax rate of 0.303%, based on a median home value of $167,700 and median real estate taxes of $508. That is lower than the West Baton Rouge Parish average of 0.591%.

What is the average home price in Port Allen?

The median owner-occupied home value in Port Allen, Louisiana is $167,700, against $225,900 across West Baton Rouge Parish.

Is it cheaper to rent or buy in Port Allen?

Median gross rent in Port Allen is $1,046 a month, against $1,393 to own the median home all in. Renting costs less month to month here, though renting builds no equity.

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Port Allen — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Louisiana.
  • Electricity price — EIA Electric Power Monthly Table 5.6.A.
  • Mortgage rate — Freddie Mac PMMS, refreshed weekly.
  • Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.

Full methodology