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Duplex (2 Units, Any Combination)Residential

21 HOP RIVER RD

COLUMBIA, CT 06237
7
Beds
2
Baths
2,059 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1897
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,625 (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.$123,830 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$37,240
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$86,590
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$123,830
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$86,681

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.41
21
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
53
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
21
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.3 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyCAPITOL
Lot (acres)The size of the land the home sits on, from county records.0.50
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Horace W. Porter SchoolB
Elementary · Grades PK–8 · 1.6 mi
H
E. O. Smith High SchoolA-
High · Grades 9–12 · 6.1 mi

District: Regional High School District 19

Neighborhood · ZIP 06237These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.114
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.63

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.5,044
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.241 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,715
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$141,728
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.52 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

21 Hop River Rd 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.

  • Bigger than 71% of homes in Capitol County
  • Has a smaller lot than 89% of homes in Columbia 06237
  • Older than 97% of homes in Columbia 06237

How it measures up in Columbia 06237

The dot is this home. The mark in the middle is the typical home in Columbia 06237.

Living area2,059 ft²
SmallerTypical 1,735 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.5 ac
SmallerTypical 1.38 acBigger

Bigger than 11% of homes nearby

Year built1897
OlderTypical 1979Newer

Newer than 3% of homes nearby

How 21 Hop River Rd ranks against every home in each area.
MeasureThis homeColumbia 06237Capitol County
Living areabigger than2,059 ft²68% of homes71% of homes
Lot sizebigger than0.5 ac11% of homes58% of homes
Year builtnewer than18973% of homes3% of homes

About 21 Hop River Rd

When did 21 Hop River Rd, Columbia, CT last sell?

21 Hop River Rd, Columbia, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Hop River Rd, Columbia, CT?

21 Hop River Rd, Columbia, CT has 7 bedrooms, 2 bathrooms, 2,059 square feet of living space and a 0.50-acre lot.

When was 21 Hop River Rd, Columbia, CT built?

21 Hop River Rd, Columbia, CT was built in 1897, making it 129 years old. It is a duplex single home. The building has 2 stories.

What schools serve 21 Hop River Rd, Columbia, CT?

21 Hop River Rd, Columbia, CT is assigned to Horace W. Porter School (elementary), rated B; E. O. Smith High School (high), rated A-. All sit in Regional High School District 19. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Hop River Rd, Columbia, CT compare to other homes in Columbia 06237?

Among the 2,207 homes in Columbia 06237, it is bigger than 68% of them (2,059 ft² against a typical 1,735 ft²), its lot is bigger than 11% of them (0.5 ac against a typical 1.38 ac) and it is newer than 3% of them (1897 against a typical 1979). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 21 Hop River Rd, Columbia, CT?

The 2025 property tax bill for 21 Hop River Rd, Columbia, CT was $3,625. The county assessed it at $123,830.

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