$399,919
19 Dawn Cres
Central Islip, NY
3 bd1 ba912 sqft$439/ft²
House7,405 sqft lot
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Compass Real Estate · Central Islip, NY
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Central Islip, NY Housing Market
Strong seller's market+7.4% YoY
Zillow, August 2026 · Refreshes monthlyRedfin, through May 2026 · No longer updatingFreddie Mac via FRED, September 2026 · Refreshes weekly
The typical home in Central Islip, NY is worth $592,710, rose 7.4% over the past year (Zillow Home Value Index, August 2026). The last median sale price Redfin published was $570,000, -1.6% year over year (through May 2026). With 2.0 months of supply and homes going under contract in about 39 days, Central Islip is a strong seller's market. At today's 7.03% 30-year fixed rate, 20% down on a $592,710 home is about $3,164/mo in principal and interest.
Key numbers for Central Islip, NY
Typical home value
$592,710
+7.4% in 12 months
Zillow, August 2026
Typical asking rent
$2,973/mo
Zillow Observed Rent Index
Zillow, August 2026
Median sale price
$570,000
-1.6% year over year
Redfin, through May 2026
Days on market
39
Average pace
Redfin, through May 2026
Active listings
43
2.0 months of supply
Redfin, through May 2026
30-yr fixed rate
7.03%
Freddie Mac weekly average
Freddie Mac via FRED, September 2026
Median household income
$110,166
Home costs 5.4x income
U.S. Census ACS, 2023
Sale-to-list ratio
103.3%
Selling above asking
Redfin, through May 2026
Zillow figures are as of August 2026 and refresh monthly. Redfin figures are through May 2026 — Redfin stopped publishing its public market trackers in June 2026, so those numbers are final, not current. Mortgage rates come from Freddie Mac via FRED and update weekly.
Is Central Islip a buyer's or seller's market?
Strong seller's market2.0 months of supply39 days on market103.3% of asking
Central Islip, NY is a strong seller's market, based on 2.0 months of supply and homes selling in about 39 days. Under 4 months of supply tilts the market toward sellers: homes clear faster than they are replaced, so concessions are scarce.
Inputs are Redfin's final published period (May 2026). How we classify markets · Where the data comes from
What does the Central Islip housing market data show?
Every row below is Redfin's final published month for Central Islip, NY. Redfin, through May 2026
| Metric | Value |
|---|---|
| Median sale price | $570,000 |
| Median list price | $579,000 |
| Year-over-year price change | -1.6% |
| Median price per sq ft | $441/sq ft |
| Median days on market | 39 days |
| Active inventory | 43 listings |
| Months of supply | 2.0 months |
| Sale-to-list price ratio | 103.3% |
| Homes sold (that month) | 21 |
| New listings (that month) | 23 |
| Listings with a price cut | 23.3% |
| Market condition | Strong seller's market |
How to read these numbers
- Median sale price
- Half the homes that closed sold for more than this, half for less. It moves with what kind of home sold that month, so a quiet month with two big sales can swing it. Redfin's figure for Central Islip is frozen at May 2026.
- Typical home value (ZHVI)
- Zillow's estimate of what a mid-market home in Central Islip is worth right now, whether or not it sold. It is smoother than the median sale price and it still refreshes monthly, which is why this page leads with it.
- Months of supply
- How long it would take to sell every active listing at the current pace. Under 3 favors sellers, over 6 favors buyers, and 3 to 6 is the balanced band.
- Days on market
- Median time from listing to accepted offer. Short means you should have financing ready before you tour; long means there is room to negotiate on price and repairs.
- Sale-to-list ratio
- Sale price divided by the last asking price. Above 100% means bidding above asking is normal here; below 100% means the typical buyer got a discount.
- Price per square foot
- The size-adjusted price. Use it to compare a 1,400 sq ft house to a 2,600 sq ft house, not to value your own home — lot, condition and age move it a lot.
- Listings with a price cut
- Share of active listings that dropped their asking price in the month. A high share is the earliest visible sign that sellers are ahead of what buyers will pay.
- Typical asking rent (ZORI)
- Zillow's repeat-rent index for asking rents on new leases. Paired with the home value it gives the price-to-rent ratio in the rent-vs-buy section below.
How have Central Islip home prices moved?
Over the last three years the median sale price in Central Islip, NY rose 34.1%, from $425,000 to $570,000. The live Zillow value series has rose 7.4% in the last 12 months, which is the more current read now that Redfin's series has stopped. 23.3% of Central Islip listings cut their asking price in the final Redfin month — a modest share, which is what a market looks like when sellers are pricing close to where homes actually clear. For prices to fall meaningfully from here, supply would have to keep building past 2.0 months while the sale-to-list ratio slips below its current 103.3%. Watch those two together — they move before the median does.
Redfin, through May 2026 — the chart ends at Redfin's final published month.
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What does it cost to buy a home in Central Islip?
Priced off the typical home value of $592,710 at the current 7.03% 30-year fixed rate. These are principal and interest only — property taxes, homeowner's insurance, HOA dues and mortgage insurance are on top, and they vary enough by property that we will not guess them for you.
| Down payment | Cash at close | Loan amount | Monthly P&I |
|---|---|---|---|
| 20% | $118,542 | $474,168 | $3,164/mo |
| 5% | $29,635 | $563,074 | $3,757/mo |
Zillow, August 2026 for the price · Freddie Mac via FRED, September 2026 for the rate
What income do you need?
Lenders generally want housing costs under 28% of gross income. On the 20%-down payment of $3,164, that implies roughly $135,609 a year before you add taxes and insurance. The median household in Central Islip earns $110,166, about $25,443 short of that threshold — the typical local household needs a larger down payment, a co-borrower, or a home below the typical home value to fit the 28% rule. That puts the price-to-income ratio at 5.4x — well above the 3x that was historically considered affordable, which is why down payment size drives who can buy here.
Run it with your own numbers: affordability calculator · mortgage calculator
Buying in Central Islip in the next 12 months?
Tell us your timeline. We send the Central Islip market brief: the price ranges that actually clear, how long homes sit, and what to fix on your credit before you apply.
Is it cheaper to rent or buy in Central Islip?
Typical asking rent in Central Islip, NY is $2,973/mo, against a typical home value of $592,710. That is a price-to-rent ratio of 16.6x, which means buying and renting land close enough together that the decision turns on how long you stay and your down payment. Compared head to head, 20% down puts principal and interest at $3,164 a month — $191 more than renting before taxes and insurance, so the ownership case here rests on equity and appreciation rather than monthly cash flow.
Zillow, August 2026 for both value and rent
Add your own down payment, tax rate and time horizon in the rent vs. buy calculator.
Is inventory rising or falling in Central Islip?
Active listings in Central Islip, NY went from 41 in May 2025 to 43 in May 2026, a +4.9% change. Inventory has been roughly flat, which usually keeps prices moving with rates rather than with local supply.
| Month | Active listings | New listings |
|---|---|---|
| June 2025 | 44 | 21 |
| July 2025 | 42 | 21 |
| August 2025 | 54 | 37 |
| September 2025 | 54 | 31 |
| October 2025 | 59 | 34 |
| November 2025 | 51 | 20 |
| December 2025 | 44 | 11 |
| January 2026 | 42 | 12 |
| February 2026 | 42 | 24 |
| March 2026 | 42 | 29 |
| April 2026 | 40 | 26 |
| May 2026 | 43 | 23 |
Redfin, through May 2026
How does Central Islip compare to New York and the U.S.?
Central Islip homes sell for $570,000 — 8% below the New York median of $620,500. Against the national median of $410,700, Central Islip runs 39% higher. Year-over-year, Central Islip moved -1.6% against New York's +5.1% — a smaller swing than the state as a whole.
| Market | Median sale price | YoY | Days on market |
|---|---|---|---|
| Central Islip, NY | $570,000 | -1.6% | 39 days |
| New York statewide | $620,500 | +5.1% | 42 days |
| United States | $410,700 | not published | not published |
City and state rows: Redfin, through May 2026 · U.S. row: Freddie Mac via FRED, April 2026 (MSPUS, quarterly)
What to do next in Central Islip
What buyers should watch
- Months of supply, currently 2.0. It turns before price does — when it climbs past 6, sellers start taking offers they would have rejected a quarter earlier.
- The share of listings cutting price, currently 23.3%. A listing that has already cut once is the one most likely to accept below asking.
- The gap between 5% and 20% down here is $593 a month in principal and interest alone, before mortgage insurance. That gap, not the price, is usually what decides your timeline.
- Rate moves. At 7.03%, every full point of rate change moves the payment on a $592,710 home more than a 5% price change does.
- Your credit tier before you shop, not after — it sets the rate you are quoted. Run your numbers first.
What sellers should know
- The median Central Islip listing goes under contract in 39 days. If yours passes that mark, the market is telling you the price is wrong — not that you need more showings.
- Homes here close at 103.3% of asking. Price at the number you want and let competition do the rest.
- In the last published month Central Islip added 23 new listings against 21 sales — more competition arriving than clearing, so early timing matters.
- Your equity moved +7.4% in the last 12 months on the Zillow value series. That, not the price you paid, is what sets your net proceeds.
- Comparable ZIP-level pricing inside Central Islip varies more than the citywide median suggests — check the ZIP pages below before you set a number.
Homes for sale in Central Islip
There are currently 43 homes listed for sale in Central Islip, New York. The median listing price is $579K. Featured listings range from $399,919 to $695,000.
$399,999
61 Adams Rd Apt 2C
Central Islip, NY
2 bd1 ba723 sqft$553/ft²
Condo2,178 sqft lot
View photos & details
$449,999
59 Wheeler Rd
Central Islip, NY
3 bd1 ba1,056 sqft$426/ft²
Mobile home7,841 sqft lot
View photos & details
$499,000
138 Weatherby Ln Unit 138
Central Islip, NY
2 bd2 ba1,464 sqft$341/ft²
Condo436 sqft lot
View photos & details
$549,999
53 Spruce St
Central Islip, NY
3 bd1 ba1,230 sqft$447/ft²
House7,405 sqft lot
View photos & details
$599,000
33 E Cherry St
Central Islip, NY
4 bd2 ba1,096 sqft$547/ft²
House7,405 sqft lot
View photos & details
$610,000
452 Nostrand Ave
Central Islip, NY
4 bd1 ba1,880 sqft$324/ft²
House19,602 sqft lot
View photos & details
$629,000
13 E Walnut St
Central Islip, NY
4 bd2 ba1,700 sqft$370/ft²
House7,405 sqft lot
View photos & details
$649,900
29 Hickory St
Central Islip, NY
4 bd3 ba1,284 sqft$506/ft²
House7,405 sqft lot
View photos & details
$650,000
160 Bark Ave
Central Islip, NY
4 bd2 ba1,518 sqft$428/ft²
House7,841 sqft lot
View photos & details
$689,900
89 Sportsmen St Unit 4103
Central Islip, NY
5 bd3 ba1,870 sqft$369/ft²
House1.10 acres
View photos & details
$695,000
508 Nostrand Ave
Central Islip, NY
6 bd2 ba1,050 sqft$662/ft²
House19,602 sqft lot
View photos & details
Looking to buy in Central Islip?
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Active listings
43
Homes on market
Median list price
$579K
Avg. days on market
39
Days until sale
New this week
23
Newly listed
Price drops:23.3%of listings
Sale-to-list:103.3%
How much do homes cost in Central Islip by property type?
How the Central Islip, NY market breaks down across single-family homes, condos and townhouses. Redfin, through May 2026
| Property type | Median price | Price / sq ft | Homes sold | Days on market |
|---|---|---|---|---|
| Single-family | $627,500 | $461/sq ft | 14 | 40 days |
| Condo / co-op | $494,000 | $350/sq ft | 7 | 28 days |
| Townhouse | $447,500 | $320/sq ft | 2 | 16 days |
Who lives in Central Islip?
American Community Survey estimates for Central Islip. U.S. Census ACS, 2023
Population
37,751
Households
9,713
Median income
$110,166/yr
Median age
33.9 years
Owner-occupied
77.1%
Median home value
$405,000
Median gross rent
$2,106/mo
Mean commute
27.9 min
77.1% of occupied homes in Central Islip are owner-occupied, and the rest are rented — which is the share that decides how much of the local housing stock ever reaches the for-sale market. The Census self-reported median home value is $405,000 against Zillow's $592,710 typical value; the gap is normal — ACS asks owners what they think their home is worth, Zillow models transactions. Census median gross rent (all leases, including long-held ones) is $2,106/mo, below Zillow's $2,973/mo asking rent on new leases — the difference is roughly what a mover pays over a stayer.
Which public schools serve Central Islip?
7 schools tracked · 6,883 students
The largest public schools serving Central Islip, NY by enrollment, drawn from the National Center for Education Statistics. School quality is a commonly cited factor in home-buying decisions — these are the campuses families in this area are most likely to encounter.
CENTRAL ISLIP SENIOR HIGH SCHOOL
Grades 9-12 · 2,597 students
RALPH REED SCHOOL
Grades 7-8 · 1,168 students
CHARLES A MULLIGAN ELEMENTARY SCHOOL
Grades K-6 · 963 students
FRANCIS J O'NEILL SCHOOL
Grades K-6 · 592 students
CORDELLO AVENUE ELEMENTARY SCHOOL
Grades K-6 · 534 students
MARGUERITE L MULVEY SCHOOL
Grades K-6 · 532 students
ANTHONY ALFANO ELEMENTARY SCHOOL
Grades PK-6 · 497 students
Source: National Center for Education Statistics, Common Core of Data directory. Updated annually. Ratings and test scores are not currently displayed.
Which cities are near Central Islip, NY?
Ordered by distance from Central Islip, not by size. Compare Central Islip side by side with any of them.
Central Islip housing market FAQ
Is Central Islip a buyer's or seller's market?
Central Islip, NY is currently a strong seller's market. That read comes from 2.0 months of supply, homes going under contract in about 39 days, and sellers getting 103.3% of their asking price in the last month Redfin published (May 2026).
How much do homes cost in Central Islip?
The typical home in Central Islip, NY is worth $592,710 (Zillow Home Value Index, August 2026). The median sale price in the last month Redfin published was $570,000, about $441 per square foot.
Is Central Islip cheaper than the rest of New York?
Central Islip's median sale price of $570,000 is 8% lower than the New York statewide median of $620,500, and 39% above the U.S. median of $410,700. Both figures are for the same period.
How long do homes take to sell in Central Islip?
Homes in Central Islip, NY spent a median of 39 days on market before going under contract, versus 42 days statewide. That is a normal pace: enough time to see a home twice, not enough to wait a month. (Redfin, through May 2026.)
What income do you need to buy a home in Central Islip?
At the current 30-year fixed rate of 7.03%, 20% down on a $592,710 home is about $3,164 a month in principal and interest. Lenders typically want that under 28% of gross income, which works out to roughly $135,609 a year before taxes, insurance, HOA dues or mortgage insurance. The local median household income is $110,166.
Are home prices rising in Central Islip?
The typical home value in Central Islip, NY rose 7.4% over the last 12 months, from $552,010 to $592,710 (Zillow, August 2026). This is the live series — it refreshes monthly.
What are the cheapest ZIP codes in Central Islip?
Central Islip ZIP-level sale prices are not all published for the same period, so ranking them would compare different months. The ZIP pages listed on this page show what we hold for each one individually.
Is now a good time to buy in Central Islip?
That depends on your timeline, not on a headline. What the data says today: Central Islip, NY is a strong seller's market with 2.0 months of supply, the 30-year fixed rate is 7.03%, and the price-to-rent ratio of 16.6x means buying and renting land close enough together that the decision turns on how long you stay and your down payment. Properties Incorporated publishes the data; it does not give financial advice.
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