Triplex (3 Units, Any Combination)Residential
23 SENTION AVE
NORWALK, CT 06850
7
Beds
3
Baths
1,872 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1915
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
14
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.$9,637 (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.$402,440 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$157,560
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$244,880
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$402,440
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$281,708
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.14 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal
Scores 0–100; higher = greater projected risk.
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Triplex (3 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyWESTERN CONNECTICUT
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.1969
Lot (acres)The size of the land the home sits on, from county records.0.25
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.Shingle
HeatingThe type of heating system in the home.Hot Water
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
Transaction History(2)
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.
EMH
Kendall Elementary SchoolC
Elementary · Grades KG–5 · 0.3 mi
Ponus Ridge Middle SchoolC
Middle · Grades 6–8 · 0.8 mi
McMahon High SchoolD
High · Grades 9–12 · 2.1 mi
District: Norwalk School District
Neighborhood · ZIP 06850These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.93
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.23,602
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,501 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,282
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$144,660
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%
Owner Tools
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How this home compares
23 Sention Ave 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 88% of homes in Spring Hill / Hospital Area
- Has a bigger lot than 93% of homes in Spring Hill / Hospital Area
- Older than 95% of homes in Spring Hill / Hospital Area
How it measures up in Norwalk 06850
The dot is this home. The mark in the middle is the typical home in Norwalk 06850.
Living area1,872 ft²
SmallerTypical 1,474 ft²Bigger
Bigger than 68% of homes nearby
Lot size0.25 ac
SmallerTypical 0.32 acBigger
Bigger than 42% of homes nearby
Year built1915
OlderTypical 1960Newer
Newer than 5% of homes nearby
| Measure | This home | Spring Hill / Hospital Area | Norwalk 06850 | Western Connecticut County |
|---|---|---|---|---|
| Living areabigger than | 1,872 ft² | 88% of homes | 68% of homes | 46% of homes |
| Lot sizebigger than | 0.25 ac | 93% of homes | 42% of homes | 25% of homes |
| Year builtnewer than | 1915 | 5% of homes | 5% of homes | 7% of homes |
About 23 Sention Ave
When did 23 Sention Ave, Norwalk, CT last sell?
23 Sention Ave, Norwalk, CT last sold on Jan 1, 1900, according to the county's recorded deed.
How big is 23 Sention Ave, Norwalk, CT?
23 Sention Ave, Norwalk, CT has 7 bedrooms, 3 bathrooms, 1,872 square feet of living space and a 0.25-acre lot.
When was 23 Sention Ave, Norwalk, CT built?
23 Sention Ave, Norwalk, CT was built in 1915, making it 111 years old. It is a colonial home. The building has 2 stories.
What schools serve 23 Sention Ave, Norwalk, CT?
23 Sention Ave, Norwalk, CT is assigned to Kendall Elementary School (elementary), rated C; Ponus Ridge Middle School (middle), rated C; McMahon High School (high), rated D. All sit in Norwalk School District. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 23 Sention Ave, Norwalk, CT compare to other homes in Norwalk 06850?
Among the 6,010 homes in Norwalk 06850, it is bigger than 68% of them (1,872 ft² against a typical 1,474 ft²), its lot is bigger than 42% of them (0.25 ac against a typical 0.32 ac) and it is newer than 5% of them (1915 against a typical 1960). These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 23 Sention Ave, Norwalk, CT?
The 2025 property tax bill for 23 Sention Ave, Norwalk, CT was $9,637. The county assessed it at $402,440.
More homes on Sention Ave
- 26 Sention Ave4 bd · 3.5 ba · 2,646 ft² · Sold $796K · Jul 2026
- 12 Sention Ave$606K4 bd · 2.5 ba · 1,652 ft² · Sold $590K · Mar 2026
- 18 Sention Ave$450K2 bd · 1 ba · 936 ft² · Sold $401K · Sep 2024
- 20 Sention Ave0.12 ac · Sold $161K · Mar 2024
- 5 Sention Ave$615K2 bd · 2.5 ba · 912 ft² · Sold $462K · Jul 2023
- 7 Sention Ave$626K3 bd · 2 ba · 1,170 ft² · Sold $480K · Mar 2023
- 27 Sention Ave4 bd · 2 ba · 1,508 ft² · Sold $505K · Jun 2022
- 8 Sention Ave3 bd · 2 ba · 1,428 ft² · Sold $450K · Jul 2021
- 4 Sention Ave$485K2 bd · 1 ba · 1,152 ft² · Sold $275K · Jan 2019
- 9 Sention Ave$653K4 bd · 3 ba · 1,296 ft² · Sold $405K · Dec 2017
- 22 Sention Ave$545K3 bd · 2.5 ba · 1,388 ft² · Sold $270K · Mar 2014
- 10 Sention Ave5 bd · 2.5 ba · 2,000 ft² · Sold $327K · Sep 2011
Closest homes
- 25 Sention Ave62 ft · 5 bd · 3 ba · 1,518 ft² · Sold $325K · Jun 2011
- 19 Sention Ave$593K63 ft · 4 bd · 2 ba · 1,728 ft² · Sold Jan 1900
- 27 Sention Ave111 ft · 4 bd · 2 ba · 1,508 ft² · Sold $505K · Jun 2022
- 17 Sention Ave113 ft · 4 bd · 2 ba · 1,728 ft² · Sold Jan 1900
- 29 Sention Ave161 ft · 5 bd · 3.5 ba · 3,044 ft² · Sold $203K · Apr 2002
- 15 Sention Ave162 ft · 4 bd · 2 ba · 1,728 ft² · Sold Jan 1900
- 138 Stuart Ave$547K151 ft · 3 bd · 2 ba · 1,428 ft² · Sold Jan 1900
- 140 1/2 Stuart Ave$536K147 ft · 2 bd · 1 ba · 984 ft² · Sold Jan 1900
More homes in Norwalk 06850
- 21 Geneva Rd$1.2M3 bd · 2.5 ba · 2,941 ft² · Sold $1.2M · Aug 2026
- 13 Ells St$854K3 bd · 2.5 ba · 1,881 ft² · Sold $850K · Aug 2026
- 57 Ledgewood Dr4 bd · 3 ba · 1,473 ft² · Sold $775K · Aug 2026
- 9 Glenrock$527K2 bd · 2.5 ba · 1,558 ft² · Sold $525K · Aug 2026
- 3 May Dr$1.1M3 bd · 3 ba · 2,742 ft² · Sold $1.1M · Aug 2026
- 115 Fillow St$354K1 bd · 1 ba · 780 ft² · Sold $353K · Aug 2026
- 22 Powder Horn Rd$855K4 bd · 2 ba · 1,904 ft² · Sold $850K · Aug 2026
- 1 Phillips St$422K2 bd · 1 ba · 816 ft² · Sold $420K · Aug 2026
- 19 Geneva Rd$880K4 bd · 2.5 ba · 2,120 ft² · Sold $875K · Aug 2026
- 1 Nolan St$569K2 bd · 1 ba · 768 ft² · Sold $566K · Aug 2026
- 5 Eagle Rd$637K3 bd · 2 ba · 1,220 ft² · Sold $634K · Aug 2026
- 41 Ledgewood Dr$754K4 bd · 3 ba · 1,632 ft² · Sold $750K · Aug 2026
Assigned schools
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