ZIP codeThe kind of area this report covers. Neighborhood areas nest inside each other, from broad districts down to small pockets.Maine
$778K
Median sale priceThe middle sale price each month, counting normal open-market sales. The average runs above the median when a few expensive sales pull it up. Bars show how many homes sold.
+76.8%
1-yr changeHow much prices and sales counts changed since the same time last year, using a 3-month average to smooth out noise. Above the dashed line means growth.
4
Sales (12 mo)How many homes sold here in the last 12 months. More sales make the other numbers more reliable.
$782K
Median valueThe middle estimated value of all homes here, not just the ones that recently sold.
Deed records through Jul 2026 · Quarterly intervals (lower sales volume)Counties take time to publish deeds, so the newest months can be incomplete and may shift as more records arrive.
Market Trends
Sale pricesThe middle sale price each month, counting normal open-market sales. The average runs above the median when a few expensive sales pull it up. Bars show how many homes sold.MedianSales
201920222023202420252026
Growth (year over year)How much prices and sales counts changed since the same time last year, using a 3-month average to smooth out noise. Above the dashed line means growth.PriceSales
201920222023202420252026
Price per square footThe middle price per square foot, for sales where the size is known. It adjusts for homes being different sizes.$/ft²
201920222023202420252026
Sale premium vs estimated valueHow sale prices compare with our estimated values at the time of sale. Above the dashed line, homes sold for more than the models expected — a sign of competitive bidding. Below it, buyers paid under model value.Premium
201920222023202420252026
Annual turnover (share of homes sold)The share of all homes here that sold in the trailing 12 months. Higher turnover means a more liquid market where homes trade hands more often.Turnover
201920222023202420252026
Buyer mixWho is buying. Cash means no mortgage was recorded, investor means the buyer looked like an investor, and flip means the home resold within a year.CashInvestorFlip resale
201920222023202420252026
Financing (share of purchase price)For buyers who borrowed: the middle share of the price they financed, and the middle share they paid up front.Loan (LTV)Down payment
201920222023202420252026
Housing Stock
HomesHow many homes we have records for in this area.214
Median value (AVM)The middle estimated value of all homes here, not just the ones that recently sold.$782K
Median sizeThe middle home size here, measured in square feet.1,888 ft²
Median bedroomsThe middle bedroom count for homes here.3
Median year builtThe middle build year for homes here. A recent year means most housing is newer.1900
Single familyThe share of homes here that are single-family houses.97%
Equity & Ownership
Equity rich (LTV ≤ 50%)The share of owners who owe half or less of what their home is worth, meaning they hold a lot of equity.74%
Underwater (LTV ≥ 125%)The share of owners who owe at least 25% more than their home is worth.0.8%
Owner occupiedThe share of homes lived in by their owner rather than rented out or left empty.18%
Company ownedThe share of homes owned by a company or trust instead of a person.11%
Median loan-to-valueThe middle share of home value still owed on loans across all owners here.28%
Typical ownership tenureHow long the typical owner here has held their home.21.1 yrs
CommunityThese are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.197
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.84
Index scale: 100 = US average (tick). Lower is better.
Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.25%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.56%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.2
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.19 / mi²
Median household incomeThe middle household income here — half of households earn more, half earn less.$25K
Average household incomeThe average household income. It runs higher than the median when a few high earners pull it up.$112K
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%
Market metrics are derived from recorded arms-length deeds and refreshed nightly. Temperature blends price momentum, sales velocity, turnover and resale outcomes, ranked against all ZIP codes nationally.
How Portland 04109 compares
By median home value, Portland 04109 is the 7th most expensive of 36 ZIP codes in Cumberland County, and its typical home is worth more than 75% of all homes in Cumberland County.
Home values in Portland 04109
Share of homes at each estimated value.
Median
$334K$2.4M
ZIP codes in Cumberland County ranked by median home value
36 ZIP codes in Cumberland County are ranked; the most valuable are listed here.
About the Portland 04109 market
What is the median home price in Portland 04109, ME?
The median sale price in Portland 04109, ME is $777,813 (data through July 2026), based on deeds recorded with the county. That is up 76.8% from a year earlier.
How many homes sell in Portland 04109, ME each year?
4 homes sold in Portland 04109, ME over the last 12 months (data through July 2026). TopHap counts recorded arm's-length deeds, not listings, so the figure is not affected by which brokerage handled the sale.
How many homes are there in Portland 04109, ME?
Portland 04109, ME contains 214 residential properties, with a median of 1,888 square feet, 3 bedrooms, built around 1900. The median TopHap Estimate is $782K.
How does Portland 04109, ME compare to the rest of Cumberland County?
By median home value, Portland 04109, ME is the 7th most expensive of 36 ZIP codes in Cumberland County. Its typical home is worth more than 75% of all homes in Cumberland County. Orrs Island 04066 ranks just above it and North Yarmouth 04097 just below. The ranking is rebuilt nightly from the county assessor record of every home in each area.
Do people own or rent in Portland 04109, ME?
18% of homes in Portland 04109, ME are owner-occupied. 11% are held by a company rather than an individual.
How much equity do owners in Portland 04109, ME hold?
74% of mortgaged homes in Portland 04109, ME are equity-rich, meaning the loan balance is under half the home's value. 0.8% owe more than the home is worth.
