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City Report · NY

Central Islip

Pop. 38,373·35th most expensive in New York·One of the pricier rental markets in the US
Median rent (all units)
$3,147/mo
Year-over-Year
Stable
Month-over-Month
+4.2%
vs US Median
+$1,182
Rising (Monthly)
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Most AffordableMost Expensive
Central Islip · $3,147
More expensive than 92% of US cities · National median $1,965/mo
Affordability
33% of income
MODERATE
0%30% benchmark60%+

At $3,147/mo, rent takes about 33% of the local median household income, slightly above the 30% benchmark.

Income to afford
$126,000/yr
Local median income
$113,707/yr
Based on the 30%-of-income rule using Central Islip's median rent and household income. See the full affordability breakdown →
Medians by bedroom

Rent by unit size

Studio
$1,860
1 BR
$2,250
2 BR
$2,600
3 BR
$3,370
4 BR+
$3,610
Research median
$2,600/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: July 20, 2026

Annual cost
$37,764/yr
At $3,147/mo median
Rent Market Meter
Strong Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are up 0.0% year-over-year. Expect competition, and move quickly to lock in terms.
Based on rent-price momentum (+0.0% YoY, +4.2% MoM), not inventory.
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Demographics

Who lives here

Central Islip, NY is majority owner-occupied, has a large share of families with children, has a median income above the national average, 19.3% of residents hold a bachelor's degree or higher.

Population
38,373
Median income
$113,707
Median age
34.6
Renters
21.8%
Age distribution
26%
24.2%
27.3%
Under 1826%
18–3424.2%
35–5427.3%
55–6410.9%
65+11.5%
Gender
50.6%
49.4%
Male50.6%
Female49.4%
Race & ethnicity
22.1%
18.3%
63.1%
White22.1%
Black18.3%
Hispanic63.1%
Asian1.8%
Education (25+)
23.9%
31.7%
25.1%
19.3%
No HS diploma23.9%
HS diploma31.7%
Some college25.1%
Bachelor's+19.3%
Housing tenure
78.2%
21.8%
Owner78.2%
Renter21.8%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How Central Islip, NY has changed in 5 years

Income
$89,778 → $113,707
up 26.7%
Population
36,292 → 38,373
up 5.7%
Renter share
25.9% → 21.8%
-4.1 pts
Bachelor's+
18% → 19.3%
+1.3 pts

On the earnings side, the typical household in Central Islip, NY now reports about $113,707, up from $89,778 in 2021. Census counts show Central Islip, NY adding about 2,081 residents over the five-year window, up 5.7% on net. The renter share has eased from 25.9% to 21.8%, with owner-occupied housing accounting for the remainder.

Community

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View Central Islip rent history (2015–2026) →
Salary vs rent

Can you afford rent in Central Islip on your salary?

At $3,147/mo, how Central Islip rent compares to typical pay (30% rule).

By apartment size

Central Islip rent by bedroom count

Median rent for each apartment size in Central Islip. Click any size for full breakdown.

Local insights

Tips for renters in Central Islip

About renting in Central Islip, NY

Last updated: July 20, 2026

The median rent in Central Islip is $3,147/mo as of July 2026. A studio apartment averages $1,860/mo while a 2-bedroom runs $2,600/mo. One-bedroom apartments average $2,250/mo and 3-bedroom units go for $3,370/mo.

At 33% of local median household income ($113,707/yr), Central Islip ranks as moderate compared to the national benchmark of 30%. Rent prices have stayed steady over the past year.

FAQ

Frequently asked questions

Is Central Islip an affordable city for renters?

Central Islip is considered moderate for renters. At $3,147/mo, rent takes approximately 33% of the local median household income ($113,707/yr). The standard benchmark is 30%. Central Islip slightly exceeds that threshold, so budgeting carefully matters here.

How much income do you need to rent in Central Islip?

To keep rent at or below 30% of gross income, you would need to earn at least $126,000/year (~$61/hour full-time) to afford the median rent of $3,147/mo in Central Islip. The local median household income is $113,707/yr, meaning the typical Central Islip household falls short of that threshold.

Is rent going up or down in Central Islip?

Rent in Central Islip has been relatively stable over the past year, with a 0.0% change year over year as of July 2026.

How does Central Islip rent compare to other cities in New York?

Central Islip is one of the pricier cities in New York for rent, ranking #35 out of 126 tracked cities at $3,147/mo.

Which nearby cities are cheaper to rent in than Central Islip?

Several nearby cities have lower median rents than Central Islip ($3,147/mo): Brentwood ($2,300/mo), Bohemia ($2,686/mo), Bay Shore ($2,896/mo).

What percentage of Central Islip residents rent vs. own?

According to Census data, approximately 21.8% of Central Islip households are renters, while 78.2% are owner-occupied. Central Islip leans toward homeownership, which can mean a smaller rental inventory.

How does Central Islip rent compare to the national average?

Central Islip's median rent of $3,147/mo is $1,182 (60%) above the US national median of $1,965/mo. Within New York, it ranks #35 out of 126 tracked cities.
Income Affordability
33%
MODERATE

At $3,147/mo, rent takes ~33% of Central Islip's median household income ($113,707/yr). The standard benchmark is 30%.

Central Islip 33%Benchmark 30%
State income tax4–10.9%
Run the Central Islip affordability calculator →
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Neighborhoods

Estimated from ZIP-level data

Schools nearby

Public schools near Central Islip, NY

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