Single Family ResidenceResidential
9 BERTRAM ST
ISLIP, NY 11751
0
Baths
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
Tax & Assessment
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$45,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$38,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$640,845
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.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Single Family Residence
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.17
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.
EHM
Wing Elementary School
Elementary · Grades KG–1 · 1.1 mi
Islip High SchoolB
High · Grades 9–12 · 1.4 mi
Islip Middle SchoolB
Middle · Grades 7–8 · 1.5 mi
District: Islip Union Free School District
Neighborhood · ZIP 11751These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.69
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.15,527
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,057 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$119,597
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,797
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%
Owner Tools
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Claim this homeData 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
9 Bertram St 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 smaller lot than 87% of homes in Islip
How it measures up in Islip 11751
The dot is this home. The mark in the middle is the typical home in Islip 11751.
Lot size0.17 ac
SmallerTypical 0.24 acBigger
Bigger than 16% of homes nearby
| Measure | This home | Islip | Islip 11751 | Suffolk County |
|---|---|---|---|---|
| Lot sizebigger than | 0.17 ac | 13% of homes | 16% of homes | 17% of homes |
More homes on Bertram St
- 1 Bertram St$736K1,000 ft² · Sold $690K · Jul 2025
- 11 Bertram St$589K1,942 ft² · Sold $680K · Aug 2023
- 12 Bertram St$530K1,000 ft² · Sold $415K · Nov 2020
- 8 Bertram St$545K1,418 ft² · Sold $300K · Oct 2016
- 15 Bertram St$576K0.18 ac · Sold $289K · Aug 2016
- 23 Bertram St$648K0.17 ac · Sold $350K · Aug 2011
- 10 Bertram St$616K0.17 ac · Sold $280K · Apr 2011
- 7 Bertram St$660K0.17 ac · Sold $310K · Nov 2010
- 21 Bertram St$605K0.2 ac · Sold $265K · Oct 2009
- 4 Bertram St$693K0.17 ac · Sold $412K · Apr 2007
- 5 Bertram St$562K1,300 ft² · Sold $360K · Aug 2006
- 6 Bertram St$633K0.19 ac · Sold $387K · Jul 2005
Closest homes
- 11 Bertram St$589K74 ft · 1,942 ft² · Sold $680K · Aug 2023
- 7 Bertram St$660K77 ft · 0.17 ac · Sold $310K · Nov 2010
- 6 Weldon St$543K102 ft · 0.25 ac · Sold Jan 1900
- 12 Bertram St$530K146 ft · 1,000 ft² · Sold $415K · Nov 2020
- 10 Bertram St$616K151 ft · 0.17 ac · Sold $280K · Apr 2011
- 8 Weldon St144 ft · 2,362 ft² · Sold $339K · Feb 2016
- 4 Weldon St$532K158 ft · 0.25 ac · Sold Jan 1900
- 13 Bertram St$582K147 ft · 0.17 ac · Sold Jan 1900
More homes in Islip 11751
- 65 39th St$674K0.28 ac · Sold $665K · Sep 2026
- 11 Bittermint St$519K996 ft² · Sold $510K · Sep 2026
- 229 Ferndale Blvd$568K0.21 ac · Sold $560K · Sep 2026
- 17 Amherst St$561K0.23 ac · Sold $500K · Sep 2026
- 7 Sutton Pl$608K3,485 ft² · Sold $595K · Sep 2026
- 39 Cedar St$611K0.17 ac · Sold $847K · Sep 2026
- 36 Manitton Ct$925K0.2 ac · Sold $417K · Sep 2026
- 50 Cedar Avenue Ext$1.3M0.7 ac · Sold $3.4M · Sep 2026
- 62 39th St$628K0.28 ac · Sold $600K · Sep 2026
- 8 Adelphi St$1.2M2,448 ft² · Sold $1.2M · Sep 2026
- 10 Beech Rd$2.8M0.66 ac · Sold $2.8M · Sep 2026
- 43 Commack Rd$567K0.24 ac · Sold $360K · Sep 2026
Assigned schools
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