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Single Family ResidenceResidential
$144,222$80 / 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 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $70,500 on Sep 30, 2016

521 NATIONAL AVE

HAMILTON, AL 35570
1
Baths
1,798 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$144K
$125K low$164K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$70,500 · Sep 30, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,139 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$35,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$33,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$32,180
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$178,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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
CountyMARION
Lot (acres)The size of the land the home sits on, from county records.1.00
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 128 ft²Patio · 672 ft²

Transaction History(1)

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

Neighborhood · ZIP 35570These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.56

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.5%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.10,097
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.42 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$50,183
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$60,278
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.60 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

521 National Ave 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.

  • Costs less per square foot than 72% of homes in Hamilton 35570
  • Bigger than 75% of homes in Marion County

What homes are worth in Hamilton 35570

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

This home
$45K$468K

This home is worth more than 48% of homes in Hamilton 35570.

How it measures up in Hamilton 35570

The dot is this home. The mark in the middle is the typical home in Hamilton 35570.

Estimated value$144,222
CheaperTypical $148,900Pricier

Pricier than 48% of homes nearby

Price per ft²$80
CheaperTypical $103Pricier

Pricier than 28% of homes nearby

Living area1,798 ft²
SmallerTypical 1,430 ft²Bigger

Bigger than 73% of homes nearby

Lot size1 ac
SmallerTypical 1.4 acBigger

Bigger than 43% of homes nearby

Year built1972
OlderTypical 1977Newer

Newer than 44% of homes nearby

How 521 National Ave ranks against every home in each area.
MeasureThis homeHamilton 35570Marion County
Estimated valuepricier than$144,22248% of homes55% of homes
Price per ft²pricier than$8028% of homes36% of homes
Living areabigger than1,798 ft²73% of homes75% of homes
Lot sizebigger than1 ac43% of homes42% of homes
Year builtnewer than197244% of homes42% of homes

About 521 National Ave

How much is 521 National Ave, Hamilton, AL worth?

The TopHap Estimate for 521 National Ave, Hamilton, AL is $144,222 as of Oct 21, 2026. The likely range is $124,786 to $163,658. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 National Ave, Hamilton, AL last sell?

521 National Ave, Hamilton, AL last sold on Sep 30, 2016 for $70,500, according to the county's recorded deed.

How big is 521 National Ave, Hamilton, AL?

521 National Ave, Hamilton, AL has 1 bathrooms, 1,798 square feet of living space and a 1.00-acre lot.

When was 521 National Ave, Hamilton, AL built?

521 National Ave, Hamilton, AL was built in 1972, making it 54 years old. The building has 1 story.

How does 521 National Ave, Hamilton, AL compare to other homes in Hamilton 35570?

Among the 4,006 homes in Hamilton 35570, it is worth more than 48% of them ($144,222 against a typical $148,900), its price per square foot is higher than 28% of them ($80 against a typical $103), it is bigger than 73% of them (1,798 ft² against a typical 1,430 ft²), its lot is bigger than 43% of them (1 ac against a typical 1.4 ac) and it is newer than 44% of them (1972 against a typical 1977). Measured against all of Marion County, it is worth more than 55% 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 521 National Ave, Hamilton, AL?

The 2026 property tax bill for 521 National Ave, Hamilton, AL was $1,139. The county assessed it at $35,600.

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