In court-decided eviction outcomes for Stony Brook, NY, tenants prevail in roughly 52.6% of contested cases. A higher number means landlords face stronger tenant defenses, longer calendars, and more required documentation, and landlord-friendliness drops as this rises.
Timeline
377d
filing → judgment
From the moment an unlawful-detainer notice is filed in Stony Brook, NY until a money judgment is entered, a contested eviction takes about 377 days on average. Longer timelines mean more lost rent and higher carry costs for landlords.
Cost range
$18.7–38.6k
legal + lost rent
A typical eviction in Stony Brook, NY costs landlords $18,680 to $38,622 all-in, covering court filing fees, process-server costs, attorney time, and lost rent during the calendar between filing and possession.
Average rent
$3,501
37% stretched on rent
Average gross rent in Stony Brook, NY is $3,501 per month per the U.S. Census American Community Survey (5-year 2023). 37% of renter households here spend more than 30% of pre-tax income on rent, the federal cost-burden threshold.
Renters
9.2%
of households
9.2% of occupied housing units in Stony Brook, NY are renter-occupied (vs owner-occupied). A higher renter share usually correlates with more eviction filings, more turnover, and a more active rental market.
Poverty
4.4%
4.3% unemp.
4.4% of Stony Brook, NY residents live below the federal poverty line, and unemployment runs at 4.3%. Both feed into the economic-stress sub-score in our Eviction Risk Score model because rent payment problems track poverty + joblessness more reliably than any other single signal.
Time machine
Scrub 50 years
197619861996200620162026
2026
● LIVE · today◀ REPLAY · historical
Nine-axis profile
9-axis profile · today
Shape of the risk surface
1 landlord · 10 tenant
Sub-scores · with sparkline
Where the score comes from
1 → 10 scale
Local political climate
GOP margin +10.0% (2024)
5.5
Regional political climate
County-weighted neighbor mix
5.5
State political climate
New York legislature & governorship
7.3
Economic stress
4.4% poverty · 4.3% unemp.
4.5
Supply constraint
$3,501 average · 9.2% renters
6.3
Rent Control risk
37.0% of income on rent
8.9
Eviction process difficulty
377 days filing → judgment
6.5
Tenant organizing strength
9.2% renters
2.9
Housing court bias
County bench composition
5.9
Geographic context
Risk heat across Stony Brook and the region
Click any city to see its score
How Stony Brook compares
Risk score vs. peers, county, state, and the U.S.
Rank in Suffolk County
Low
#110of 148 cities
#110 of 148 cities in Suffolk County for landlord eviction risk.
Rank in New York
Moderate
#698of 1,285 cities
#698 of 1,285 cities in New York for landlord eviction risk.
vs. county · state · U.S.
Score story
Six-stop tour of the risk profile
8
/ 10 · HIGH
The verdict
A High-tier market.
Composite 8/10. High statutory friction with active tenant counsel, so assume defenses on every filing. The 50-year curve shows a sharp climb.
50-yr trend+4.9 over 50 yr
197620012026
Steepening since 2010 · COVID inflection visible
377d
Typical timeline
The money
What renting (and evicting) looks like.
Rent published at $3,501/mo. A contested eviction takes 377 days and costs $18,680–$38,622 per case.
50-yr trendCalendar drag rising since '15
197620012026
Court-clerk data lands in the next release.
9.2%
Renters
The renters
Who you'll be renting to.
Out of 12,868 residents, 9.2% rent. 37% are spending 30%+ income on rent, 4.4% below the poverty line.
50-yr trendRenter share rising
197620012026
ACS 1970-present · once the migration overlay is in.
5.5
Local + regional
The politics
Mid-range climate. Not a coastal market.
Local & regional political climate score 5.5 and 5.5 (GOP margin +10.0% (2024)). State climate at 7.3, a tenant-leaning legislature.
50-yr trendTracks county vote margin
197620012026
Built on 50-yr presidential margins back to 1976.
7.3
State politics
The process
Long calendar, heavy friction.
State political climate 7.3/10 sets the legislative ceiling for landlord remedies, and it shows up in the process. Eviction process difficulty reads 6.5, housing court bias 5.9, rent-control risk 8.9. The slow part is the calendar, not the motion practice.
50-yr trendProcess difficulty +1.5 since '00
197620012026
Court-clerk data lands in the next release.
4.5
Economic stress
The stress
Economic pressure is the background risk.
Economic stress: 4.5. Supply constraint: 6.3. The numbers behind those: 4.4% poverty, 4.3% unemployment, 37% of income on rent.
50-yr trendTwo visible dips · '08 + COVID
197620012026
Mirrors BLS unemployment series.
US eviction landscape · timeline × all-in cost
Stony Brook sits in the slow & expensive quadrant
Bubble size = population · color = risk score
Stony Brook · 377d · ~$28.7k all-in ($76/day) · score 8National average: 58d · $4.6k all-inHover any bubble for stats · click to openColor: 0–4 4–7 7–10
Landlording in Stony Brook, New York, presents a high-friction environment where attorney involvement on every filing is the norm. The Eviction Risk Score is 8/10 (HIGH tier), drawn from the nine sub-axes shown above, covering rent-control exposure, eviction-process difficulty, housing-court bias, tenant-organizing strength, supply constraint, economic stress, and local, regional, and state political climate. This is not a quick-fix market: it's a High-friction landlord market where lease drafting, screening discipline, and well-documented notices materially change outcomes.
Stony Brook is a city of 12,868 residents where 9.2% of occupied units are renter-occupied, and the typical renter spends 37.0% of income on rent. At an average rent of $3,501/month, the typical renter household here spends more than the federal 30% threshold on housing, a leading indicator of payment volatility and a precondition for the kinds of tenant defenses that show up most often in housing court.
01Process
How Stony Brook eviction process actually works
Eviction process difficulty here reads 6.5/10, a number that combines statutory complexity (notice categories, just-cause rules, mandatory pre-filing disclosures) with operational realities (court calendar length and clerk responsiveness). The typical contested filing in Stony Brook closes 377 days after the initial notice. For non-payment of rent the first step is a properly-formatted, properly-served pay-or-quit notice; for material lease breaches it's a cure-or-quit; for tenancies under just-cause protection an at-fault grounds notice (or a no-fault notice with statutory relocation assistance) is required.
The slow part of Stony Brook's timeline is usually the calendar, not the motion practice. Housing court bias scores 5.9/10 here, meaning judges read borderline procedural defects in the tenant's favor more often than the national norm. The practical implication: every notice and every proof of service needs to be airtight before it gets filed.
02Cost
What it costs (and how long it takes)
An all-in eviction in Stony Brook runs $18,680 to $38,622 per case once you account for filing fees, attorney time, lost rent during pendency, sheriff lockout, and unit turnover. That range is wide because the upper bound assumes a tenant answer plus motion practice, common when housing court bias is high. The lower bound assumes a default judgment after proper service.
For landlords running the numbers on holding costs vs. cash-for-keys: if your projected timeline times your monthly rent already exceeds the high-end cost number, cash-for-keys at 1–2 months' rent is typically the economically rational choice. With 377 days of typical timeline and $3,501/month in lost rent, that crossover happens fast here.
03Operations
Security deposits, screening, and lease terms
Tenant organizing strength scores 2.9/10 in Stony Brook, and the city sits at the top of the rent control risk spectrum (8.9/10). Operations practice that survives audit in this environment looks like:
Screening discipline. Document income (verified at 2.5 to 3x rent), credit (with a clear minimum), and prior-tenancy reference checks, but do not screen on protected categories or source-of-income where banned. Keep a written, consistent screening criteria document for every applicant.
Lease specificity. Use a state-specific lease that names every term clearly: rent due date, late fees within statutory caps, deposit handling, smoke and CO disclosure, lead paint disclosure (pre-1978 stock), and a clean attorney's-fees clause.
Security deposit handling. Itemize deductions within the statutory window. Photograph move-in/move-out condition. In New York, deposit cap and refund window are statute, so exceed them at your own risk.
Mid-tenancy documentation. Keep date-stamped records of every rent receipt, every habitability request, every notice served. The day you need them in court is too late to start.
04Strategy
What an everyday landlord should actually do here
If you own one to four units in Stony Brook: hire a property manager who knows the local court. The pricing differential between self-managing and hiring out is small relative to the cost of one botched eviction in a HIGH tier market. If you own five or more: build relationships with a local landlord-side attorney before you need one, since retainer fees are negligible compared to emergency-rate billing when an eviction is already moving.
The avoidable mistakes here are all upstream of the filing: weak screening, an informal lease, sloppy rent receipts, and notice templates pulled off the internet that don't match New York's statutory language. Fix those four, and most cases settle or default. Skip them, and a $38,622 all-in fight is the realistic worst case.
04bPractical traps
Local traps to avoid in Stony Brook
Trap · 8.9/10
Comparative benchmarking matters in markets like this. Stony Brook's $1/10 is near the New York state average. Rent-control-risk sub-score: 8.9/10. See the nearby cities grid below for direct A-vs-B comparison.
05FAQ
Frequently asked questions
Q1
What's the fastest way to get a non-paying tenant out in Stony Brook?
The "fastest" way usually isn't through court. Given the 377-day average timeline, your best bet for speed is often "cash for keys." Offer the tenant a lump sum to voluntarily vacate the property within a week or two. Get a signed agreement. If that fails, follow the 14-day pay-or-quit notice immediately, then file with an attorney.
Q2
Can I raise the rent in Stony Brook? Is there rent control?
Currently, there is no statewide rent control in New York that applies to Stony Brook. However, the rent-control-risk sub-score is 8.9, which is very high. This means there's a significant possibility of future rent control legislation or local measures. Always research current laws before raising rent, and provide proper notice as required by your lease and state law.
Q3
What if my tenant has a housing voucher?
New York has statewide source-of-income protection. This means you cannot refuse to rent to a tenant solely because they use a housing voucher (like Section 8). You must treat them like any other applicant, applying your standard screening criteria fairly. Refusing a voucher tenant can lead to discrimination lawsuits.
Q4
How much notice do I need to give if I don't want to renew a lease?
For a no-cause termination (i.e., not renewing a lease), you generally need to give a 30-day notice. However, for tenants who have lived there for several years, longer notice periods may apply under state law. Always verify the specific notice period required based on the tenant's length of occupancy.
A 8/10 places Stony Brook in the 54th percentile of New York cities on the Eviction Risk Score index. The score is the average of the nine sub-axes, all calibrated on a national 1 to 10 scale where 1 is most landlord-friendly and 10 is most tenant-protective. The 50-year reconstruction shows this score has risen sharply since 1976, a structural drift driven by court-calendar growth, rent-control adoption, and the rise of tenant-side legal aid. The trajectory matters more than the snapshot: the score is the climate, not the weather.
Cities with similar eviction risk to Stony Brook (8/10)
Same risk band nationally · click any city for its full breakdown.
