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Single Family ResidenceResidential
$403,418$216 / ft²
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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $160,000 on Oct 31, 2000

555 ROUTE 129

LOUDON, NH 03307
3
Beds
2
Baths
1,872 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
4 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$403K
$369K low$438K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$160,000 · Oct 31, 2000
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$237,418
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$189,934
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.36%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$166,000
FLAGSTAR BANK FSB · recorded Jan 27, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,381 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$280,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$94,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$186,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$379,240

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.45
47
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
9
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
56
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
90
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
CountyMERRIMACK
Lot (acres)The size of the land the home sits on, from county records.4.00
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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.

E
Loudon Elementary SchoolD-
Elementary · Grades KG–5 · 2.7 mi
M
Merrimack Valley Middle SchoolC
Middle · Grades 6–8 · 8.2 mi
H
Merrimack Valley High SchoolC-
High · Grades 9–12 · 8.3 mi

District: Merrimack Valley School District

Neighborhood · ZIP 03307These 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.65
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.117

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.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.5,935
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.119 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,284
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$114,619
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.43 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

555 Route 129 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.

  • Worth less than 65% of homes in Merrimack County
  • Costs less per square foot than 76% of homes in Merrimack County
  • Has a bigger lot than 77% of homes in Merrimack County

What homes are worth in Loudon 03307

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

This home
$249K$732K

This home is worth more than 51% of homes in Loudon 03307.

How it measures up in Loudon 03307

The dot is this home. The mark in the middle is the typical home in Loudon 03307.

Estimated value$403,418
CheaperTypical $401,872Pricier

Pricier than 51% of homes nearby

Price per ft²$216
CheaperTypical $196Pricier

Pricier than 69% of homes nearby

Living area1,872 ft²
SmallerTypical 1,973 ft²Bigger

Bigger than 44% of homes nearby

Lot size4 ac
SmallerTypical 2.5 acBigger

Bigger than 67% of homes nearby

Year built1985
OlderTypical 1987Newer

Newer than 44% of homes nearby

How 555 Route 129 ranks against every home in each area.
MeasureThis homeLoudon 03307Merrimack County
Estimated valuepricier than$403,41851% of homes35% of homes
Price per ft²pricier than$21669% of homes24% of homes
Living areabigger than1,872 ft²44% of homes55% of homes
Lot sizebigger than4 ac67% of homes77% of homes
Year builtnewer than198544% of homes56% of homes

About 555 Route 129

How much is 555 Route 129, Loudon, NH worth?

The TopHap Estimate for 555 Route 129, Loudon, NH is $403,418 as of Jul 14, 2026. The likely range is $368,919 to $437,917. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 555 Route 129, Loudon, NH last sell?

555 Route 129, Loudon, NH last sold on Oct 31, 2000 for $160,000, according to the county's recorded deed.

How big is 555 Route 129, Loudon, NH?

555 Route 129, Loudon, NH has 3 bedrooms, 2 bathrooms, 1,872 square feet of living space and a 4.00-acre lot.

When was 555 Route 129, Loudon, NH built?

555 Route 129, Loudon, NH was built in 1985, making it 41 years old. It is a cape cod home. The building has 2 stories.

What schools serve 555 Route 129, Loudon, NH?

555 Route 129, Loudon, NH is assigned to Loudon Elementary School (elementary), rated D-; Merrimack Valley Middle School (middle), rated C; Merrimack Valley High School (high), rated C-. All sit in Merrimack Valley School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 555 Route 129, Loudon, NH compare to other homes in Loudon 03307?

Among the 2,195 homes in Loudon 03307, it is worth more than 51% of them ($403,418 against a typical $401,872), its price per square foot is higher than 69% of them ($216 against a typical $196), it is bigger than 44% of them (1,872 ft² against a typical 1,973 ft²), its lot is bigger than 67% of them (4 ac against a typical 2.5 ac) and it is newer than 44% of them (1985 against a typical 1987). Measured against all of Merrimack County, it is worth more than 35% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 555 Route 129, Loudon, NH?

The 2025 property tax bill for 555 Route 129, Loudon, NH was $6,381. The county assessed it at $280,500.

Closest homes

More homes in Loudon 03307

Assigned schools

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