Grasmere / Arrochar / South Beach / Dongan Hills
Mid-IslandBalanced
▼ Cooling
Composite score combining supply, pricing dynamics, and speed
Grasmere / Arrochar / South Beach / Dongan Hills is a balanced market. Homes sell in 70 days on average, 1% under asking.
Market Metrics
Pricing
Median Sale Price
$792K
+0.0%YoY
Avg $/Sq Ft
$506
Sale-to-List Ratio
99.3%
% Over Asking
0.3%
% With Price Cuts
N/A
Speed
Median Days on Market
70 days
Sold in <14 Days
0.1%
Sold in <30 Days
N/A
Supply
Active Inventory
63
New Listings
N/A
Months of Supply
1
Absorption Rate
98.4%
Volume
Homes Sold
62
Adjust Assumptions
Grasmere / Arrochar / South Beach / Dongan Hills median: $791,855
Required in FEMA flood zones. Not all areas of SI need this.
Monthly Cost Breakdown
Zone VE — $5,000-$10,000/yr
Express Bus
$67,913/yr
Estimates for planning purposes. Actual costs may vary. Property tax uses a ~1% approximation; NYC assessments differ. Flood insurance ranges reflect typical NFIP premiums.
Price Trends
Median Sale Price
Avg Price Per Sq Ft
Days on Market
Median Days on Market
Sale-to-List Ratio
Sale-to-List Ratio
Supply & Demand
Supply & Demand
Property Types & Price Distribution
Property Types
Price Distribution
Flood Risk Assessment
Primary FEMA Zone
Zone AE (base flood elevation determined)
Est. Annual Flood Insurance
$2K – $5K / year
South Beach and Dongan Hills waterfront were severely impacted by Hurricane Sandy. Large portions are in AE and VE flood zones with mandatory flood insurance requirements.
Look up your address on FEMA Flood Map ServiceRecent Sales
| Address | Sale Price | Sq Ft | $/Sq Ft | Land Sq Ft | Year Built | Sale Date▼ | Type | Units |
|---|---|---|---|---|---|---|---|---|
| $943,800 | 2,541 | $371 | 3,920 | 1925 | Mar 19, 2026 | Two/Three Family | 2 | |
| $745,000 | 1,185 | $629 | 2,060 | 2004 | Mar 9, 2026 | Single Family | 1 | |
| $635,000 | 1,190 | $534 | 2,000 | 1990 | Feb 27, 2026 | Single Family | 1 | |
| $735,000 | 1,028 | $715 | 9,300 | 1925 | Feb 26, 2026 | Two/Three Family | 2 | |
| $865,000 | 1,040 | $832 | 4,900 | 1945 | Feb 26, 2026 | Two/Three Family | 2 | |
| $415,740 | 1,584 | $262 | 4,250 | 1920 | Feb 18, 2026 | Single Family | 1 | |
| $733,000 | 1,320 | $555 | 2,910 | 1970 | Feb 12, 2026 | Two/Three Family | 2 | |
| $1,044,500 | 2,080 | $502 | 4,410 | 1960 | Feb 12, 2026 | Two/Three Family | 2 | |
| $735,000 | 1,410 | $521 | 2,700 | 1950 | Feb 10, 2026 | Single Family | 1 | |
| $530,000 | — | — | — | 2020 | Feb 9, 2026 | Condo | 1 | |
| $725,000 | 1,290 | $562 | 2,910 | 1965 | Feb 6, 2026 | Two/Three Family | 2 | |
| $1,625,000 | 6,280 | $259 | 11,700 | 1920 | Feb 5, 2026 | OFFICE BUILDINGS | 3 | |
| $299,999 | — | — | — | 1964 | Feb 4, 2026 | Elevator Rental | — | |
| $1,280,000 | 2,150 | $595 | 4,720 | 1960 | Feb 3, 2026 | Two/Three Family | 2 | |
| $695,000 | — | — | — | 1982 | Feb 3, 2026 | Condo | 1 | |
| $750,000 | 1,408 | $533 | 2,185 | 1997 | Feb 3, 2026 | Single Family | 1 | |
| $673,000 | 1,350 | $499 | 1,825 | 1999 | Feb 3, 2026 | Single Family | 1 | |
| $3,200,000 | 9,836 | $325 | 13,650 | 1992 | Jan 30, 2026 | OFFICE BUILDINGS | 3 | |
| $860,000 | 1,370 | $628 | 5,000 | 1915 | Jan 30, 2026 | Two/Three Family | 2 | |
| $100,000 | 880 | $114 | 3,883 | 1938 | Jan 29, 2026 | WAREHOUSES | 1 | |
| $700,000 | 1,452 | $482 | 2,226 | 1925 | Jan 29, 2026 | Two/Three Family | 2 | |
| $625,000 | 864 | $723 | 1,896 | 1925 | Jan 29, 2026 | Two/Three Family | 2 | |
| $652,000 | 1,312 | $497 | 2,605 | 1960 | Jan 28, 2026 | Single Family | 1 | |
| $162,462 | 1,600 | $102 | 6,840 | 1935 | Jan 28, 2026 | Single Family | 1 | |
| $970,000 | 1,596 | $608 | 5,350 | 1920 | Jan 27, 2026 | Single Family | 1 |
Showing 25 of 100 sales
Neighborhood Profile
Population
30,800
Median Income
$72,000
Owner-Occupied
55.0%
Median Age
39.2
Owner vs Renter
Ferry service available from St. George only
Via Verrazzano-Narrows Bridge
Estimated one-way travel times to Lower Manhattan during weekday rush hour.