Google street view image for 70 Little Harbor Rd, New Castle, NH 03854

Off market

$3,222,253

•

5.5 ba

•

4,430

sq ft

70 Little Harbor Rd, New Castle, NH 03854

About this home

70 Little Harbor Rd is a 4,430 square foot house on a 0.33 acre lot with 4 bedrooms and 5.5 bathrooms. Based on Redfin's New Castle data, we estimate the home's value is $3,222,253.

Single-familyProperty Type

1996Year Built

0.33 acresLot Size

$727Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$3,222,253

$41K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 26.6% higher than the average sale price ($2.55M) of 6 comparable homes.

SOLD AUG 28, 2026
$1,612,500
A
4 beds3.5 baths4,195 sq ft
7 Shaw Rd, Portsmouth, NH 03801
SOLD JUL 20, 2026
$3,335,000
B
4 beds4.5 baths3,734 sq ft
65 Little Harbor Rd, New Castle, NH 03854
SOLD SEP 4, 2026
$3,500,000
C
4 beds3.5 baths4,000 sq ft
97 Abigale Ln, New Castle, NH 03854
SOLD AUG 21, 2026
$2,425,000
D
3 beds3.5 baths3,189 sq ft
56 Old Bay Rd, New Castle, NH 03854
SOLD MAR 17, 2026
$3,100,000
E
4 beds4 baths3,057 sq ft
17 Lavenger Ln, New Castle, NH 03854
SOLD OCT 14, 2026
$1,300,000
F
4 beds3 baths2,519 sq ft
29 Versailles Ave, Portsmouth, NH 03801

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Earn from this home

Sell

$3,035,211

Est. take-home

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Rent

$4,248/mo

Redfin rental estimate

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Market trends in 03854, NH

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

98.2%

1.4% MoM

Median sale price

$3.3M

$67K MoM

Avg. days on market

74d

3 days MoM

Recently sold homes

1 MoM

New listings for sale

COMING SOON
$3,995,000
5 beds5.5 baths6,238 sq ft
50 Abigale Ln, New Castle, NH 03854
See all

Provided by Redfin

Sale history for 70 Little Harbor Rd

As the MLS and public records start to fill up, we'll list the details here.

Tax history for 70 Little Harbor Rd

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Interior

Bathroom Information
# of Full Baths: 5
# of 1/2 Baths: 1

Heating & Cooling
Heating Type: Forced Air

Exterior

Exterior Information
Physical Condition: Good
Building Style Type: Contemporary
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gable

Property Information
Living Sq. Ft: 4,430
Gross Sq. Ft: 8,907
# of Stories: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 14,375
Municipality Name: NEW CASTLE TOWNN
Acres: 0.33
Zoning Code: PD PL
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 4
Baths: 5.5
Sq. Ft.: 4,430
Stories: 2.0
Lot Size: 0.33 acres
Style: Single Family Residential
Year Built: 1996
Year Renovated: —
County: Rockingham County
APN: 4625242S

Home facts updated by county records on Sep 16, 2026

Around this home

Schools

K - 12
Preschool & daycare

Maude H. Trefethen School

Public K-6 • Assigned • 0.7mi

Portsmouth Middle School

Public 6-8 • Assigned • 2.1mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

4/10 Heat Factor

7 days above 91° expected this year, 16 days in 30 years

6/10 Wind Factor

77% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 2 days in 30 years

Provided by First Street

Historical weather

New Castle, NH • 03854

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

Try the sun simulator tool to see how light moves across the property at different times of day and year.

Provided by Shadowmap

Estimated sale price

$3.06M – $3.71M

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Nearby similar homes

$900,000

1 bed2 baths1,072 sq ft

82 Brewster St, Portsmouth, NH 03801

Bungalow style home • Landscaped yard • Storage shed

$500,000

4 beds1.5 baths1,400 sq ft

1 Halstead St, Kittery, ME 03904

Corner lot • Farmers market • 4,356 sq ft lot

$539,000

4 beds1 bath1,656 sq ft

39 Williams Ave, Kittery, ME 03904

Generous backyard • Outdoor entertaining • Exceptional location

$35,000,000

6 beds8 baths13,451 sq ft

518 New Castle Ave, Portsmouth, NH 03801

Waterfront acres • Newly added balcony • Manicured grounds

$1,495,000

4 beds2.5 baths2,400 sq ft

120 Sagamore Rd, Rye, NH 03870

Private yard • 4 season sun room • Large eat-in kitchen

New listings for sale in 03854

COMING SOON

$3,995,000

5 beds5.5 baths6,238 sq ft

50 Abigale Ln, New Castle, NH 03854

Dramatic living room • Chef kitchen • Private retreat

Home values near 70 Little Harbor Rd

Data from public records.

Address	Redfin Estimate
73 Little Harbor Road, New Castle, NH 4 Beds \| 4.5 Baths \| - Sq. Ft.	$4,105,208
90 Little Harbor Road, New Castle, NH 4 Beds \| 3.5 Baths \| 3250 Sq. Ft.	$3,215,014
98 Little Harbor Road, New Castle, NH 4 Beds \| 4 Baths \| 4700 Sq. Ft.	$3,307,164
98 Little Harbor Road, New Castle, NH 3 Beds \| 3.5 Baths \| 4462 Sq. Ft.	$3,224,000
81 Little Harbor Road, New Castle, NH 4 Beds \| 6.5 Baths \| 6089 Sq. Ft.	$7,578,506
34 Harborview Street, New Castle, NH 4 Beds \| 4.5 Baths \| 3922 Sq. Ft.	$2,898,192
26 Harborview Street, New Castle, NH 3 Beds \| 4 Baths \| 4177 Sq. Ft.	$2,526,586

Address	Redfin Estimate
82 Little Harbor Road, New Castle, NH 4 Beds \| 4.5 Baths \| 4420 Sq. Ft.	$2,976,100
59 Little Harbor Road, New Castle, NH 3 Beds \| 3.5 Baths \| - Sq. Ft.	$2,974,345
90 Little Harbor Road, New Castle, NH 3 Beds \| 3.5 Baths \| 4220 Sq. Ft.	$3,042,280
82 Little Harbor Road, New Castle, NH 4 Beds \| 4.5 Baths \| 4420 Sq. Ft.	$3,004,538
49 Little Harbor Road, New Castle, NH 4 Beds \| 4.5 Baths \| 5803 Sq. Ft.	$3,299,556
10 Harborview Street, New Castle, NH 2 Beds \| 4.5 Baths \| 3891 Sq. Ft.	$2,701,158
26 Harbor View, New Castle, NH 4 Beds \| 4 Baths \| 3440 Sq. Ft.	$2,527,100

Address	Redfin Estimate
63 Little Harbor Road, New Castle, NH 3 Beds \| 3.5 Baths \| - Sq. Ft.	$3,378,829
49 Little Harbor Road, New Castle, NH 4 Beds \| 4.5 Baths \| 4756 Sq. Ft.	$3,370,058
73 Little Harbor Road, New Castle, NH 4 Beds \| 4.5 Baths \| 4242 Sq. Ft.	$3,349,051
63 Little Harbor Road, New Castle, NH 4 Beds \| 4.5 Baths \| 4011 Sq. Ft.	$2,747,810
59 Little Harbor Road, New Castle, NH 3 Beds \| 3.5 Baths \| 4084 Sq. Ft.	$2,756,536
2 Harborview Street, New Castle, NH 3 Beds \| 3 Baths \| 3756 Sq. Ft.	$2,813,392
34 Harborview Street, New Castle, NH 3 Beds \| 5 Baths \| 3944 Sq. Ft.	$2,907,532

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