Google street view image for 51 Old Bay Rd, New Castle, NH 03854

Off market aug 2012 for $893K

$2,195,354

Est. refi paymentEst. refi $5,788/mo

•

3 ba

•

3,324

sq ft

51 Old Bay Rd, New Castle, NH 03854

About this home

51 Old Bay Rd is a 3,324 square foot house on a 10,454 square foot lot with 3 bedrooms and 3 bathrooms. - it last sold on August 01, 2012 for $893,000. Based on Redfin's New Castle data, we estimate the home's value is $2,195,354.

Single-familyProperty Type

1998Year Built

10,454 sq ftLot Size

$660Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$2,195,354

$1.3M since sold in August 2012$94K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.2% higher than the average sale price ($2.11M) of 6 comparable homes.

SOLD AUG 21, 2026
$2,425,000
A
3 beds3.5 baths3,189 sq ft
56 Old Bay Rd, New Castle, NH 03854
SOLD AUG 28, 2026
$1,612,500
B
4 beds3.5 baths4,195 sq ft
7 Shaw Rd, Portsmouth, NH 03801
SOLD AUG 14, 2026
$1,200,000
C
3 beds3 baths2,009 sq ft
29 Frontier St, Rye, NH 03870
SOLD SEP 4, 2026
$799,000
D
3 beds3 baths2,392 sq ft
15 Harding Rd, Portsmouth, NH 03801
SOLD SEP 4, 2026
$3,500,000
E
4 beds3.5 baths4,000 sq ft
97 Abigale Ln, New Castle, NH 03854
SOLD MAR 17, 2026
$3,100,000
F
4 beds4 baths3,057 sq ft
17 Lavenger Ln, New Castle, NH 03854

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Earn from this home

Sell

$1,592,256

Est. take-home

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Est. cash available

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Rent

$4,097/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 51 Old Bay Rd

Tax history for 51 Old Bay 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: 3

Heating & Cooling
Heating Type: Forced Air

Exterior

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

Property Information
Living Sq. Ft: 3,324
Gross Sq. Ft: 5,457
# of Stories: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 10,454
Legal Lot Number: B51
Municipality Name: NEW CASTLE TOWNN
Acres: 0.24
Zoning Code: PD PL
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 3,324
Stories: 2.0
Lot Size: 10,454 square feet
Style: Single Family Residential
Year Built: 1998
Year Renovated: —
County: Rockingham County
APN: 4577490S

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 • 0.5mi

Portsmouth Middle School

Public 6-8 • Assigned • 2.0mi

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

72% 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

$2.09M – $2.53M

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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

$449,900

2 beds2 baths1,120 sq ft

585 Haley Rd, Kittery Point, ME 03905

Cozy fireplace • Abundant cabinetry • First-floor laundry

$500,000

4 beds1.5 baths1,400 sq ft

1 Halstead St, Kittery, ME 03904

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

$35,000,000

6 beds8 baths13,451 sq ft

518 New Castle Ave, Portsmouth, NH 03801

Waterfront acres • Newly added balcony • Manicured grounds

$539,000

4 beds1 bath1,656 sq ft

39 Williams Ave, Kittery, ME 03904

Generous backyard • Outdoor entertaining • Exceptional location

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 51 Old Bay Rd

Data from public records.

Address	Redfin Estimate
48 Old Bay Rd, New Castle, NH 3 Beds \| 3.5 Baths \| 3147 Sq. Ft.	$2,207,970
59 Old Bay Rd, New Castle, NH 3 Beds \| 3.5 Baths \| 3441 Sq. Ft.	$2,580,656
48 Old Bay Rd, New Castle, NH 3 Beds \| 3.5 Baths \| 2894 Sq. Ft.	$2,121,780
39 Old Bay Rd, New Castle, NH 3 Beds \| 2.5 Baths \| 3363 Sq. Ft.	$2,148,998
34 Ducks Head Rd, New Castle, NH 3 Beds \| 2.5 Baths \| 3576 Sq. Ft.	$2,777,467
42 Ducks Head Rd, New Castle, NH 3 Beds \| 2.5 Baths \| 3340 Sq. Ft.	$1,881,209
40 Mill Pond Rd, New Castle, NH 4 Beds \| 3.5 Baths \| - Sq. Ft.	$2,933,254

Address	Redfin Estimate
39 Old Bay Rd, New Castle, NH 3 Beds \| 3.5 Baths \| 3267 Sq. Ft.	$2,153,122
45 Old Bay Rd, New Castle, NH 3 Beds \| 2.5 Baths \| - Sq. Ft.	$2,182,469
57 Old Bay Rd, New Castle, NH 5 Beds \| 4 Baths \| 3392 Sq. Ft.	$2,417,898
59 Old Bay Rd, New Castle, NH 3 Beds \| 3 Baths \| 3669 Sq. Ft.	$2,489,226
30 Ducks Head Rd, New Castle, NH 4 Beds \| 3.5 Baths \| 3480 Sq. Ft.	$3,538,091
40 Ducks Head Rd, New Castle, NH 3 Beds \| 3.5 Baths \| 3563 Sq. Ft.	$2,526,867
41 Ducks Head Rd Apt A11, New Castle, NH 3 Beds \| 2.5 Baths \| 2700 Sq. Ft.	$2,162,160

Address	Redfin Estimate
42 Old Bay Rd, New Castle, NH 3 Beds \| 2.5 Baths \| - Sq. Ft.	$1,911,382
57 Old Bay Rd, New Castle, NH 5 Beds \| 3.5 Baths \| 3039 Sq. Ft.	$2,312,569
42 Old Bay Rd, New Castle, NH 3 Beds \| 2.5 Baths \| 3137 Sq. Ft.	$1,887,438
45 Old Bay Rd, New Castle, NH 3 Beds \| 3 Baths \| 3784 Sq. Ft.	$2,320,293
17 Ducks Head Rd, New Castle, NH 3 Beds \| 2.5 Baths \| 3393 Sq. Ft.	$1,837,106
41 Ducks Head Rd, New Castle, NH 3 Beds \| 2.5 Baths \| - Sq. Ft.	$1,991,509
21 Ducks Head Rd Apt 21, New Castle, NH 3 Beds \| 3 Baths \| 2300 Sq. Ft.	$1,524,293

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