Skip to content
Skip to content
TopHapOpen in map
Residential - Vacant LandResidential
$545,370
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 78How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $275,000 on Jul 29, 2026

21 CAPTAIN BANNON CIR

MERRIMACK, NH 03054
0
Baths
17.1 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$545K
$424K low$666K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$275,000 · Jul 29, 2026

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.39
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
29
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
54
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
86
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential - Vacant Land
CountyHILLSBOROUGH
Lot (acres)The size of the land the home sits on, from county records.17.10
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Merrimack Middle SchoolC+
Middle · Grades 7–8 · 0.4 mi
E
James Mastricola Elementary SchoolB
Elementary · Grades PK–4 · 2.4 mi
H
Merrimack High SchoolC
High · Grades 9–12 · 2.4 mi

District: Merrimack School District

Neighborhood · ZIP 03054These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.49
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.88

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.27,283
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.817 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$123,868
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,079
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

Owner Tools

Do you own this home?
Claim this home

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

21 Captain Bannon Cir measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Among the largest lots in Merrimack 03054

What homes are worth in Merrimack 03054

Each bar is how many homes fall in that price range. The marker is this home.

This home
$284K$943K

This home is worth more than 49% of homes in Merrimack 03054.

How it measures up in Merrimack 03054

The dot is this home. The mark in the middle is the typical home in Merrimack 03054.

Estimated value$545,370
CheaperTypical $549,136Pricier

Pricier than 49% of homes nearby

Lot size17.1 ac
SmallerTypical 0.62 acBigger

Bigger than almost all homes nearby

How 21 Captain Bannon Cir ranks against every home in each area.
MeasureThis homeMerrimack 03054Hillsborough County
Estimated valuepricier than$545,37049% of homes56% of homes
Lot sizebigger than17.1 acalmost all homes98% of homes

About 21 Captain Bannon Cir

How much is 21 Captain Bannon Cir, Merrimack, NH worth?

The TopHap Estimate for 21 Captain Bannon Cir, Merrimack, NH is $545,370 as of Sep 24, 2026. The likely range is $424,448 to $666,292. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Captain Bannon Cir, Merrimack, NH last sell?

21 Captain Bannon Cir, Merrimack, NH last sold on Jul 29, 2026 for $275,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

What schools serve 21 Captain Bannon Cir, Merrimack, NH?

21 Captain Bannon Cir, Merrimack, NH is assigned to Merrimack Middle School (middle), rated C+; James Mastricola Elementary School (elementary), rated B; Merrimack High School (high), rated C. All sit in Merrimack School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Captain Bannon Cir, Merrimack, NH compare to other homes in Merrimack 03054?

Among the 9,896 homes in Merrimack 03054, it is worth more than 49% of them ($545,370 against a typical $549,136) and its lot is bigger than almost all of them (17.1 ac against a typical 0.62 ac). Measured against all of Hillsborough County, it is worth more than 56% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Captain Bannon Cir

Closest homes

More homes in Merrimack 03054

Assigned schools

Explore the area

See this home in context

Open 21 Captain Bannon Cir on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map