Duplex with Separate
New
For Sale
$530,000
18 Maple Street, Dover, NH 03820
Multi-Family, Dover, NH
Property Size1,727 SF
Lot Size0.23 Acres
Price / SF$306.89
Days on Market6
Property Features for 18 Maple Street
General Information
Property type
Residential Multi Family
Property subtype
Other
Zoning
RM-U
Bedrooms
4
Bathrooms
2
Full bathrooms
2
Rooms
Basement, Bathroom 2, Bedroom 1, Bedroom 2, Bedroom 3, Bedroom 4, Bathroom 1
Lot features
Level, Neighborhood
Elementary school district
Dover School District SAU #11
Middle school district
Dover School District SAU #11
High school district
Dover School District SAU #11
Standard status
Active
Size
1,727 SF
Lot size
0.23 Acres
Taxes and HOA fees
Tax Year
2025
Tax Annual Amount
9187
Utilities
Heating system
Oil
Water source
Public
Amenities
basement storage
washer/dryer
off-street parking
Building Details
Year built
1880
Floors in Building
2
Number of units
2
Building materials
Vinyl Exterior
Roof type
Shingle
Architectural style
Colonial
Listing Agency:
Imperial Properties
(603) 257-5000
Listed By:
Lia Damm-Dennehy
(603) 540-8285
Added: Oct 1
Changed: Oct 3
Last Checked: Oct 6 at 1:06AM
MLS# 5112491
Copyright © 2026 PrimeMLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Investment Insights
Based on property information with market context.
This 1,727-square-foot duplex on a 0.23-acre lot contains two residences with distinct layouts. The first-floor unit has a garden-style plan, private basement storage, and a washer and dryer. Upstairs, a townhouse-style residence offers two bedrooms and a 12'7" x 13'10" bonus room, along with its own laundry. Separate entrances and utilities serve the units. The property was built in 1880 and has vinyl exterior construction, oil heat, and a shingle roof.
Improvements include heating systems installed in 2018 and 2026, a roof replacement in 2023, chimney rebuilding and a new liner in 2023, and a new oil tank for Unit B in 2023. The driveway was paved and sealed in 2023, and both units have new water heaters. The property is zoned RM-U and includes off-street parking. Downtown Dover, with shops, restaurants, and entertainment, is within walking distance; major travel routes are nearby.
Improvements include heating systems installed in 2018 and 2026, a roof replacement in 2023, chimney rebuilding and a new liner in 2023, and a new oil tank for Unit B in 2023. The driveway was paved and sealed in 2023, and both units have new water heaters. The property is zoned RM-U and includes off-street parking. Downtown Dover, with shops, restaurants, and entertainment, is within walking distance; major travel routes are nearby.
Key Highlights
- Two‑unit duplex with 1,727 square feet on a 0.23‑acre lot
- First‑floor garden‑style unit; upstairs townhouse layout has two bedrooms and a 12'7" x 13'10" bonus room
- Separate entrances, utilities, and laundry facilities for both units
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$17,531
Cap Rate
3.31%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$350,620
$350.6K
Cap Rate 7%
$250,443
$250.4K
Cap Rate 9%
$194,789
$194.8K
Market Conditions
NOI Build-Up for 1,727 SF
Gross rent
$25.9K $15.00/SF
− Vacancy
−$860 −$0.50/SF
EGI
$25.0K $14.50/SF
− OpEx
−$7.5K −$4.35/SF
NOI
$17.5K $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 Rate 5%
$350,620
Cap Rate 7%
$250,443
Cap Rate 9%
$194,789
Alternative Uses
Best Use
Multifamily LT 5
$250.4K
$219.1K – $292.2K
NOI $17,531 @ 7.0% cap · market cap 3.31%
Second Best
Apartment 5plus
$231.0K
$202.1K – $269.5K
NOI $16,169 @ 7.0% cap · market cap 3.05%
Theoretical Best
Office A
$462.0K
$404.3K – $539.0K
NOI $32,342 @ 7.0% cap · market cap 6.10%
Zoning and permitted uses should be independently verified with authorities.
Property Analytics
Unlock full access to Insights
Subscribe to Realmo Intelligence
Open Analytics
Current Use
Lease Details
2
Residential units
Yes
Utilities to site
Location Intelligence
Trade Area within ½ mile
1,196
Businesses Nearby
Explore this area
Business Placement
Demographics for 03820, NH
32,800
Population
15,460
Households
2.1
Avg Household Size
38
Median Age
49%
College-Educated
96%
High-School Grad
27.3 sq mi
ZIP Area
1,201
Density / Sq Mi
$92,793
Median Household Income
$53,890
Median Earnings
$1,540
Median Rent
$397,900
Median Home Value
Check the figures for this property
Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics
Market
Vacancy Rate% for Multifamily in Northeast region
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.
Frequently Asked Questions
What type of property is this?
Duplex - The two residences have independent utilities, entrances, and laundry facilities.
Where is this duplex located?
The property is located at 18 Maple Street Dover, NH.
What is the asking price?
The asking price for this property is $530,000.
What are key features of this property?
This property features: Two‑unit duplex with 1,727 square feet on a 0.23‑acre lot; First‑floor garden‑style unit; upstairs townhouse layout has two bedrooms and a 12'7" x 13'10" bonus room; Separate entrances, utilities, and laundry facilities for both units
