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Single-Level Duplex
For Sale
$379,900

161 Blackwater Rd, Somersworth, NH 03878

Two occupied two-bedroom units with individual one-bath layouts, parking, and updated water-heating equipment.

Property Size1,609 SF
Price / SF$236.11
Days on Market82

Property Features for 161 Blackwater Rd

General Information

Standard status Active
Size 1,609 SF
Property subtype Residential Income
Occupancy 100%

Additional Details

Road Access Yes
Multifamily Units 2

Taxes and HOA fees

Annual Taxes $5,722

Building Details

Buildings 1
Stories 1
Tenancy Multi
Listing Agency: KW Coastal and Lakes & Mountains Realty
Listed By: Joseph Citera III
Source: Exprealty
Added: May 23 Changed: Aug 11 Last Checked: Aug 11 at 1:00PM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of KW Coastal and Lakes & Mountains Realty

Investment Insights

Based on property information with market context.

This single-level duplex at 161 Blackwater Road contains 1,609 square feet and is arranged as two separate residential units. Each unit includes 2 bedrooms and 1 bath, with both units currently occupied. One tenancy is month-to-month, while the other is established under a 12-month lease. The property sits on just over half an acre and provides plenty of parking for residents.

Recent hot water heaters and well-maintained heating systems support the building’s ongoing operation. Located in Somersworth, NH, the property offers a straightforward two-unit configuration for an owner seeking an occupied residential income asset.

Key Highlights

  • Two‑unit duplex with 1,609 square feet
  • Each unit includes 2 bedrooms and 1 bath
  • One tenant is month to month; the other has a 12 month lease

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$16,334
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
4.30%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$326,680 $326.7K
Cap Rate 7%
$233,343 $233.3K
Cap Rate 9%
$181,489 $181.5K
Market Conditions
NOI Build-Up for 1,609 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$24.1K $15.00/SF
− Vacancy
−$801 −$0.50/SF
EGI
$23.3K $14.50/SF
− OpEx
−$7.0K −$4.35/SF
NOI
$16.3K $10.15/SF
Area
Strafford County, NH
Vacancy
3.32%
Lease Rate
$15.00 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$326,680
Cap Rate 7%
$233,343
Cap Rate 9%
$181,489

Alternative Uses

Best Use
Multifamily LT 5
$233.3K
$204.2K – $272.2K (±1% cap)
NOI $16,334 @ 7.0% cap · market cap 4.30%
Second Best
Apartment 5plus
$215.2K
$188.3K – $251.1K (±1% cap)
NOI $15,064 @ 7.0% cap · market cap 3.97%
Theoretical Best
Office A
$430.5K
$376.7K – $502.2K (±1% cap)
NOI $30,132 @ 7.0% cap · market cap 7.93%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Real Estate Agency HVAC Service Pharmacy Parking Lot & Garage Storage Facility (Bike/Boat/Book/etc) Store

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

2
Residential units
100%
Occupancy
Multi-tenant
Tenancy
Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

155
Businesses Nearby

Demographics for 03878, NH

11,919
Population
5,722
Households
2.1
Avg Household Size
40
Median Age
29%
College-Educated
95%
High-School Grad
9.8 sq mi
ZIP Area
1,216
Density / Sq Mi
$79,691
Median Household Income
$47,638
Median Earnings
$1,410
Median Rent
$295,200
Median Home Value

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025
Rey
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Frequently Asked Questions

What type of property is this?
Duplex - Two occupied two-bedroom units with individual one-bath layouts, parking, and updated water-heating equipment.
Where is this duplex located?
The property is located at 161 Blackwater Rd Somersworth, NH.
What is the asking price?
The asking price for this property is $379,900.
What are key features of this property?
This property features: Two‑unit duplex with 1,609 square feet; Each unit includes 2 bedrooms and 1 bath; One tenant is month to month; the other has a 12 month lease
More about this property
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