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Residential (General/Single)Residential
$162,670$339 / 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 86How 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 $62,500 on May 30, 2007

509 9TH AVE S

GRAND FORKS, ND 58201
1
Beds
1
Baths
480 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.
3,000 ft²
Lot SizeThe size of the land the home sits on, from county records.
1949
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$163K
$140K low$186K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$62,500 · May 30, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,714 (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.$52,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$44,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$51,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$105,000

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.29
35
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.
44
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
33
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
4
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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Residential (General/Single)
CountyGRAND FORKS
Lot (acres)The size of the land the home sits on, from county records.0.07
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Lewis and Clark Elementary SchoolB
Elementary · Grades KG–5 · 0.5 mi
H
Grand Forks Central High SchoolD+
High · Grades 9–12 · 0.9 mi
M
Valley Middle SchoolD+
Middle · Grades 6–8 · 1.4 mi

District: Grand Forks Public School District 1

Neighborhood · ZIP 58201These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.9

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.43,583
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.589 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,708
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,373
Average tempThe average temperature here across a full year.40°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

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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

509 9th Ave S 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 94% of homes in Grand Forks 58201
  • Costs more per square foot than 97% of homes in Grand Forks County
  • Among the smallest homes in Grand Forks 58201
  • Has a smaller lot than 91% of homes in Grand Forks County
  • Older than 86% of homes in Grand Forks 58201

What homes are worth in Grand Forks 58201

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

This home
$123K$836K

This home is worth more than 6% of homes in Grand Forks 58201.

How it measures up in Grand Forks 58201

The dot is this home. The mark in the middle is the typical home in Grand Forks 58201.

Estimated value$162,670
CheaperTypical $326,797Pricier

Pricier than 6% of homes nearby

Price per ft²$339
CheaperTypical $211Pricier

Pricier than 96% of homes nearby

Living area480 ft²
SmallerTypical 1,498 ft²Bigger

Smaller than almost all homes nearby

Lot size3,000 ft²
SmallerTypical 0.2 acBigger

Bigger than 13% of homes nearby

Year built1949
OlderTypical 1977Newer

Newer than 14% of homes nearby

How 509 9th Ave S ranks against every home in each area.
MeasureThis homeGrand Forks 58201Grand Forks County
Estimated valuepricier than$162,6706% of homes11% of homes
Price per ft²pricier than$33996% of homes97% of homes
Living areabigger than480 ft²almost no homesalmost no homes
Lot sizebigger than3,000 ft²13% of homes9% of homes
Year builtnewer than194914% of homes23% of homes

About 509 9th Ave S

How much is 509 9th Ave S, Grand Forks, ND worth?

The TopHap Estimate for 509 9th Ave S, Grand Forks, ND is $162,670 as of Sep 24, 2026. The likely range is $139,781 to $185,559. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 9th Ave S, Grand Forks, ND last sell?

509 9th Ave S, Grand Forks, ND last sold on May 30, 2007 for $62,500, according to the county's recorded deed.

How big is 509 9th Ave S, Grand Forks, ND?

509 9th Ave S, Grand Forks, ND has 1 bedrooms, 1 bathrooms, 480 square feet of living space and a 0.07-acre lot.

When was 509 9th Ave S, Grand Forks, ND built?

509 9th Ave S, Grand Forks, ND was built in 1949, making it 77 years old. The building has 1 story.

What schools serve 509 9th Ave S, Grand Forks, ND?

509 9th Ave S, Grand Forks, ND is assigned to Lewis and Clark Elementary School (elementary), rated B; Grand Forks Central High School (high), rated D+; Valley Middle School (middle), rated D+. All sit in Grand Forks Public School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 9th Ave S, Grand Forks, ND compare to other homes in Grand Forks 58201?

Among the 10,890 homes in Grand Forks 58201, it is worth more than 6% of them ($162,670 against a typical $326,797), its price per square foot is higher than 96% of them ($339 against a typical $211), it is bigger than almost none of them (480 ft² against a typical 1,498 ft²), its lot is bigger than 13% of them (3,000 ft² against a typical 0.2 ac) and it is newer than 14% of them (1949 against a typical 1977). Measured against all of Grand Forks County, it is worth more than 11% 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 509 9th Ave S, Grand Forks, ND?

The 2025 property tax bill for 509 9th Ave S, Grand Forks, ND was $1,714. The county assessed it at $52,500.

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