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20 Brook Avenue, Gilmanton, NH, 03237

3beds
1baths
1,072sqft
$369,000
$344price/sqft
$2,645/moest. monthly cost
$105,800/yrincome needed

About This Home

Welcome to this charming home nestled in the heart of Gilmanton, NH, offering beautiful lake views and steps to Sawyer Lake. This inviting property is perfect for those seeking a peaceful lakeside lifestyle. Inside, you’ll find a cozy eat-in kitchen and a comfortable living room, ideal for relaxing or entertaining. The main level features a primary bedroom for convenient single-level living. Downstairs, the lower level offers two additional bedrooms and a full bath—perfect for guests, family, or a home office setup. Unwind on the covered deck and take in serene views of Sawyer Lake. Enjoy year-round outdoor activities including hiking, swimming, fishing, and kayaking, all just moments from your door. Conveniently located a short drive to shopping, the outlets, and Route 93. Schedule your showing today and come experience all this property has to offer!

Getting Around

0
WalkingCar-Dependent
0
TransitVery Limited Transit
1
BikeSomewhat Bikeable

Schools

6/10

Construction

Condition

  • Year built: 1960

Materials

  • Foundation: Poured Concrete
  • Roof: Asphalt Shingle
  • Construction materials: Wood Siding

Type & Style

  • Home type: SingleFamily
  • Architectural style: Cottage/Camp
  • Property subType: Single Family Residence

Interior

Appliances

  • Appliances included: Refrigerator,Electric Stove

Basement

  • Has basement: Yes
  • Basement: Finished,Full,Walk-Out Access

Bedrooms & Bathrooms

  • Bedrooms: 3
  • Bathrooms: 1
  • Full bathrooms: 1

Features

  • Window features: Skylight(s)
  • Flooring: Laminate
  • Finished area below ground: 250
  • Finished area above ground: 822

Heating & Cooling

  • Heating features: Propane,Mini Split
  • Cooling features: Mini Split

Interior Area

  • Total structure area: 1,072
  • Total interior livable area: 1,072 sqft

Property

Details

  • Parcel number: GILMM00122L101000S000000
  • Zoning description: RES LR

Features

  • Levels: One and One Half
  • Stories: 1
  • Patio & porch: Screened Porch
  • Has view: Yes
  • View description: Water
  • Water view: Water
  • Waterfront features: Beach Access

Lot

  • Lot size: 0.32 Acres

Parking

  • Parking features: Gravel

Climate Risk is Financial Risk

Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.

Biggest Threats for This Home

  • Lightning
    LightningVery High
  • Ice Storm
    Ice StormRelatively High
  • Winter Weather
    Winter WeatherRelatively High
  • Hurricane
    HurricaneModerate
  • Inland Flooding
    Inland FloodingModerate
  • Strong Wind
    Strong WindModerate

How This Home’s Risks Compare

Lightning
Ice Storm
Winter Weather
Hurricane
Inland Flooding
Strong Wind

FEMA Declared Disasters Across New Hampshire Counties

Flood
Severe Storm
Winter Storm

Understanding the Costs

Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.

Estimated Costs Today

MonthlyAnnual
Mortgage $1,865$22,380
Home Insurance $98$1,176
Property Taxes $399$4,788
Electricity $283$3,398
Total$2,645$31,740

Income You'd Need if You Spent...

35% on housing$90,685/yr
40% on housing$79,350/yr
45% on housing$70,533/yr

How Costs Could Change Over Time

Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.

Insurance Growth Rate5-year average: 8.4%
8.4%
0%30.0%
Electricity Growth Rate10-year average: 8.6%
8.6%
0%15.0%
Property Taxes Growth Rate2-year average: -2.5%
-2.5%
0%15.0%
Income Spent on Housing
30%
30%45%

Comparing Against the Market

Price Per Sq Ft

$344This listing

vs Other Active Listings

Avg $/sqft

ZIP 03237$203
Belknap County$338

vs Homes Sold Last Month

Median $/sqft

ZIP 03237$261
Belknap County$320

Current Market Trends

Median Price Per Square Foot

The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.

Historicals for This Listing

Zestimate History ($/sqft)

Price History

DateEventPrice
2026-05-06Listed for sale$369,000
2025-09-07Listing removed$369,000
2025-08-01Listed for sale$369,000
2025-06-21Contingent$369,000
2025-06-11Listed for sale$369,000

For Sale by Agent

AgentCharlotte A Marrocco-Mohler
BrokerageBHHS Verani Nashua

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