roofy
For saleHouseNewScore 65

1-bedroom house for sale in New Dorp-Midland Beach

21 Seafoam St, New Dorp-Midland Beach, Staten Island, New York, NY, 10306

$418,000
Asking price · in USD · Price history
Bedrooms
1: 1+ bedroom homes for sale in ZIP 10306
Bathrooms
1: Homes with 1+ bathroom for sale in ZIP 10306
Size
560 ft² (52 m²)
Type
House: Houses for sale in ZIP 10306
Available
Now
Year built
1925: Building details

About this home

House for sale in New Dorp-Midland Beach, Staten Island: 1 bedroom, 1 bathroom, 560 ft². Asking price $418,000. Built in 1925.

From the original listing · Realtor.comShow

Great starter home opportunity in Staten Island! This fully detached single-family home offers comfortable and easy living with 1 bedroom, 1 full bathroom. The home is 14' x 40' building size that is situated on a generous 40' x 60' lot, providing plenty of outdoor space and future potential. Perfect for first-time homebuyers, downsizers, or anyone looking for an affordable alternative to condo living. Conveniently located near the beach, shopping, restaurants, parks, schools, and public transportation.

Description from Realtor.com, shown as published there. See the original listing

Roofy listing score

Grade C, 65/100 · Fairly complete

How complete and honest this listing is, from what the source sites show and Roofy’s own checks. It isn’t a rating of the home or the agent. How the score works

  • Photos25/25
    • Full points: 13 photos15/15
    • Full points: Large, clear photos (about 1,000 px)10/10
  • Details15/20
    • Full points: Price stated3/3
    • Full points: Bedrooms stated2/2
    • Full points: Bathrooms stated2/2
    • Full points: Size stated2/2
    • Does not apply: Move-in date: does not apply2/2
    • Does not apply: Lease length: does not apply1/1
    • No points: No pet policy0/1
    • No points: Laundry not mentioned0/1
    • No points: Heat and utilities not mentioned0/1
    • No points: No amenities listed0/2
    • Full points: Description of 78 words3/3
  • True cost7/15
    • Some points: Taxes not stated4/8
    • Some points: Priced 23% above similar homes in the borough, which take longer to sell3/7
  • Accuracy12/15
    • Nothing to compare: Listed on one site, nothing to compare3/6
    • Full points: Agrees with city records (built 1925, 1 home)5/5
    • Full points: Confirmed on its source site 3 days ago4/4
  • Legal6/10
    • Full points: No fair-housing problems found in the wording6/6
    • Problem: The agent’s license is not active0/4
  • Trust0/15
    • No points: Not claimed on Roofy by the agent or owner0/10
    • No points: The agent is not verified on Roofy0/5

Listed this home? Claim your agent page to add the trust points.

Scored Nov 2, 2026 · Score version 1. No one can pay to change a score.

Buying costs

What this price means for you each month, with the price filled in.

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Price history

High $418,000Asking price, as listed
Oct 2026Nov 2026
DatePrice
Oct 29, 2026First seen on Roofy (via Realtor.com)$418,000
Oct 14, 2026Price changed · Realtor.com$418,000

From the listing sites’ own records and what Roofy has seen since. Newest first.

Compared with the area

Asks $418,000, 23% above the median asking price for 1-bedroom homes for sale in Staten Island.

Median here
$339,800
42 listings, last 90 days
Typical range
$298,000–$399,000
The middle half of listings
Per ft²
$746.43 vs $451.61
This home vs the median, 65% higher

Priced above most similar homes here and on the market longer than usual.

Asking prices of listings on Roofy and listing sites in the last 90 days, not signed leases or sale prices. One currency, never converted.

More about Staten Island

Location

Location as the listing shows it.Open in Google Maps

Nearby transit

  • New DorpSIR28 min walk
  • Grant CitySIR29 min walk
  • Jefferson AvSIR34 min walk

Nearby public schools · District 31

Distance only, not school zones. Check the zoned school with NYC Public Schools.

The building

1 unit · 1 floor · built 1925

Building record (NYC)

NYC records as of Nov 1 (weekly)

21 Seafoam Street · BBL 5-04080-0026 · built 1925 · 1 units

Roofy building score 96/100 · Well keptAbout the building, from HPD violations. Not an inspection.
Building type
One-family home
Open HPD violations
None
Heat complaints
0 this season
Complaints, last 12 months
0
Rent stabilization
None in 2018–2024 tax bills
Last sale (12-month file)
No sales in our 12-month file

No open immediately hazardous (Class C) violations.

See the full building record

Public NYC records about the building, not about the person listing it. Buyers and renters can see them on city websites too. Source: NYC Open Data (DCP PLUTO, HPD, DOF).

Added to Roofy Oct 29, 2026Last checked on Realtor.com Oct 29, 2026Roofy doesn’t verify listings. Never send money before seeing a home.

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