When was property at 21 Oak Street built and last sold?

The property at 21 Oak Street was built in 1985 and last sold on Jan 1, 1970 for $0.

How much is this home worth?

The estimated value of the home located at 21 Oak Street is $900,290.

What are some comparable homes to 21 Oak Street?

There are currently no comparable homes to 21 Oak Street.

Rockingham

21 Oak

Map

Listed by: Kristin Reyes, REAL Broker NH, LLC, Phone: 603-945-1539, , Listing Courtesy of Prime MLS

$918,000

● House - For Sale

21 Oak

Windham, NH 03087

3 Beds

0 Bath, 1 Half Bath

1,387 Ft²

$5,680

Est. Monthly

About This Property

Your chance to own waterfront in Windham, NH! Welcome to 21 Oak Street, a charming A-frame waterfront home set along 48 feet of shoreline on private Cobbetts Pond. Soaring windows fill the open-concept living space with natural light while showcasing beautiful pond views. The home offers two first-floor bedrooms, plus a loft-style third bedroom with a half bath upstairs. Outside, a rare flat waterfront lot, patio, private dock, and beautiful sunsets set the stage for lake life. Launch your boat at the town beach and keep it right at your dock, ready for boating, tubing, jet skiing, kayaking, and more. With plenty of parking and a shed for the water toys, this is your chance to enjoy the waterfront lifestyle right here in southern NH. Private showings available immediately.

Unit Size

1,387 Ft²

Days on Market

Land Size

0.11 acres

Price per sqft

$662

Property Type

House

Property Taxes

$1,172

HOA Dues

Year Built

1985

Listed By

Kristin Reyes

[email protected]

Keller Williams Gateway Realty/Salem

Payment Calculator (Computations Provided by RealtyHop)

Cap Rate Calculator

Last updated: 5 days ago (Prime MLS #5109928)

Price History

Date / Event	Date	Event	Price
Sep 15, 2026	Listed by REAL Broker NH, LLC	$918,000
Listed by REAL Broker NH, LLC

Property Highlights

Interior Details

Half Bathrooms: 1

Interior Features: Cathedral Ceiling(s)

Appliances: Dishwasher, Electric Range, Refrigerator

Flooring Type: Carpet, Tile

Rooms: 6

Basement: No

Exterior Details

Square Footage: 1387

Architectural Style: A-Frame

Year Built: 1985

Waterbody Name: Cobbetts Pond

Construction Materials: Wood Siding, Wood Siding

Lot Features: Landscaped, Level, Near School(s)

Lot Size Area: 4792

Lot Size Units: Square Feet

Lot Size Acres: 0.11

Lot Size Square Feet: 4792

Water Source: Drilled Well

Financial Details

Tax Annual Amount: $14,068

Utilities Details

Cooling Type: Wall AC Units

Heating Type: Electric

Sewer : Holding Tank

Building Info

Overview

General

Year Built: 1985

Effective Year Built: 2002
Building Count: 1
Total Rooms: 6
Bedroom Count: 3
Bathroom Count: 1
Full Bathrooms: 1
Partial Bathrooms: 1
Building Condition: 6
Building Quality: 0
Construction Type: 0
Building Style: 21
Exterior Walls Type: 18
Interior Walls Type: 0
Roof Shape Type: 1
Roof Cover Type: 15
Floor Count: 200
Floor Cover: 0
Basement Type: 0
Basement Area: 0
Garage Type: 0
Parking Space Count: 0
Patio Type: 0
Porch Type: 0
Pool Type: 9

Dimensions

Lot Size Square Feet: 4,792

Total Building Area: 1,248
Gross Building Area: 1,896
Building Area: 1,248
Building Area Measurement: L

Heating and Cooling

Fireplace Count: 1

Air Conditioning: 0
Heating: 1
Heated Square Feet: 1,248
Heating Fuel Type: 2

Utilities

Sewer System: 0

Water Service: 0

Building

Building Type: 0

Property Class: R
Land Acres: 0000000110
Standard Land Use Code: 1001
County Land Use Code: 101

Neighborhood

School District Name: Windham School District

School Tax School District: WINDHAM
Census Tract: 106102

Zoning

Zoning: RDA

Geography

Account Number: 477

Parcel: WNDM M:17 B:M L:20
Block: M
Lot: 20
Municipality: WINDHAM
Latitude: 42.8045
Longitude: -71.2757

Address

Full Address: 21 Oak St

Address - House Number: 21
Address - Street Name: Oak
Address - Suffix Type: St
State: NH
City Name: Windham
Carrier Code: R019
4-Digit Zip Code: 2374
Zip Code: 03087

Valuation

Tax

Tax Year: 2022

Tax Amount: $1,065,700

Appraisal Valuation

Standard Deviation: 0.1703

Valuation Date: Nov 29, 2023
Confidence Score: 78
Final Value: 767,973
High Value: 898,785
Low Value: 637,160

Assessments Valuation

Assessed Year: 2022

Assessed Total Value: $539,300
Assessed Land Value: $443,400
Assessed Improvements Value: $95,900

Data used for valuation calculations is provided by RealtyHop, and other third party sources

Request mortgage information redaction

Comparables

About Rockingham

Stats & Trends

Median Asking:

$625,000

Sale Price/ft²

$250

Below Asking

0.01%

Average Days on Market

Average Home Size

2900 ft²

Average Home Age

49.8 years

Currently For Sale

1007 Listings

Based on RH Advisors, Inc. calculations of home data from MLS and/or public records.

Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

Unit for rent at 81 N Lowell, Windham, 03087

$2,800 /mo

2 Beds
1 Bath
1,052 ft²

81 N Lowell #2, Windham, 03087 Listing by Shannon DiPietro

Rentals Near You

Click here to view more rentals in the neighborhood.

Listed by: Kristin Reyes, REAL Broker NH, LLC
Last Updated Date: 2026-09-24
Last Checked: 1 hour ago
Data Source: Prime MLS, MLS# 5109928

Copyright 2026 PrimeMLS, Inc. All rights reserved. This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on this display comes in part from the IDX Program of PrimeMLS. The information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing The listing broker’s offer of compensation is made only to participants of the MLS where the listing is filed.