The Unshakable Investor

Unshakable ZIP Data 03874 | Seabrook, NH Housing Market

Seabrook · Rockingham County · Boston-Cambridge-Newton, MA-NH metro · New Hampshire · Data updated June 19, 2026

The median sale price in ZIP 03874, Seabrook, New Hampshire is $754,776 at $363 per square foot. 13 single-family homes sold in the latest period, down 10.8 percent from a year earlier. Homes sit a median of 8 days on market with 3.9 months of supply. Sellers are getting 99.3 percent of list price and 15.4 percent of homes sold above asking.

Balanced market.

Value anchors

MetricValueYear over year
Average single-family value$718,920
Average price per sq ft$346
Median sale price$754,776
Median sale price per sq ft$363
Median home size2,079 sq ft
Median new listing price$733,728+7.1%
National size rank10,704

Sales activity

MetricValueYear over year
Homes sold13-10.8%
Median days on market8 days
Months of supply3.9 months
New listings26-9.0%
Active listings31-23.4%
Pending sales15-20.0%

Pricing power

MetricValueYear over year
Average sale-to-list ratio99.3%+1.1 pts
Share sold above list15.4%-17.9 pts

Bedroom value anchors

Average values by bedroom count. Value anchors for orientation, not appraisals.

2-bedroom
$469,080
3-bedroom
$658,044
4-bedroom
$834,418
5-bedroom
$1,190,942

These figures describe the single-family market for Seabrook, New Hampshire ZIP 03874. They are market context, not a substitute for sold comps or a formal appraisal.