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Single Family ResidenceResidential
$401,034$288 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 79How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

144 RIVERSIDE DR

WARREN, ME 04864
3
Beds
1
Baths
1,392 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
6.6 ac
Lot SizeThe size of the land the home sits on, from county records.
1894
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$401K
$317K low$485K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,403 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$310,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$86,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$224,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.142 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyKNOX
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1980
Lot (acres)The size of the land the home sits on, from county records.6.60
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Warren Community SchoolD
Elementary · Grades PK–6 · 0.8 mi
M
Medomak Middle SchoolB-
Middle · Grades 7–8 · 3.5 mi
H
Medomak Valley High SchoolC+
High · Grades 9–12 · 3.5 mi

District: School Administrative District 40

Neighborhood · ZIP 04864These 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.56
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.54

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.4,804
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.101 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,709
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,350
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

144 Riverside Dr measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Has a bigger lot than 87% of homes in Knox County
  • Older than 87% of homes in Warren 04864

What homes are worth in Warren 04864

Each bar is how many homes fall in that price range. The marker is this home.

This home
$208K$751K

This home is worth more than 60% of homes in Warren 04864.

How it measures up in Warren 04864

The dot is this home. The mark in the middle is the typical home in Warren 04864.

Estimated value$401,034
CheaperTypical $373,867Pricier

Pricier than 60% of homes nearby

Price per ft²$288
CheaperTypical $279Pricier

Pricier than 54% of homes nearby

Living area1,392 ft²
SmallerTypical 1,386 ft²Bigger

Bigger than 51% of homes nearby

Lot size6.6 ac
SmallerTypical 1.76 acBigger

Bigger than 82% of homes nearby

Year built1894
OlderTypical 1987Newer

Newer than 13% of homes nearby

How 144 Riverside Dr ranks against every home in each area.
MeasureThis homeWarren 04864Knox County
Estimated valuepricier than$401,03460% of homes41% of homes
Price per ft²pricier than$28854% of homes38% of homes
Living areabigger than1,392 ft²51% of homes43% of homes
Lot sizebigger than6.6 ac82% of homes87% of homes
Year builtnewer than189413% of homes15% of homes

About 144 Riverside Dr

How much is 144 Riverside Dr, Warren, ME worth?

The TopHap Estimate for 144 Riverside Dr, Warren, ME is $401,034 as of Sep 24, 2026. The likely range is $316,752 to $485,316. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 144 Riverside Dr, Warren, ME last sell?

144 Riverside Dr, Warren, ME last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 144 Riverside Dr, Warren, ME?

144 Riverside Dr, Warren, ME has 3 bedrooms, 1 bathrooms, 1,392 square feet of living space and a 6.60-acre lot.

When was 144 Riverside Dr, Warren, ME built?

144 Riverside Dr, Warren, ME was built in 1894, making it 132 years old. It is a conventional home. The building has 2 stories.

What schools serve 144 Riverside Dr, Warren, ME?

144 Riverside Dr, Warren, ME is assigned to Warren Community School (elementary), rated D; Medomak Middle School (middle), rated B-; Medomak Valley High School (high), rated C+. All sit in School Administrative District 40. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 144 Riverside Dr, Warren, ME compare to other homes in Warren 04864?

Among the 1,903 homes in Warren 04864, it is worth more than 60% of them ($401,034 against a typical $373,867), its price per square foot is higher than 54% of them ($288 against a typical $279), it is bigger than 51% of them (1,392 ft² against a typical 1,386 ft²), its lot is bigger than 82% of them (6.6 ac against a typical 1.76 ac) and it is newer than 13% of them (1894 against a typical 1987). Measured against all of Knox County, it is worth more than 41% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 144 Riverside Dr, Warren, ME?

The 2025 property tax bill for 144 Riverside Dr, Warren, ME was $4,403. The county assessed it at $310,100.

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