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CondominiumResidential
$284,281$333 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $170,500 on Oct 14, 2019

621 SAINT MARTIN CT

GREEN BAY, WI 54311
3
Beds
3 / 1
Baths
854 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1989
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$284K
$274K low$295K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$170,500 · Oct 14, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,064 (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.$207,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$16,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$191,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$207,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$283,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyBrown
Lot (acres)The size of the land the home sits on, from county records.0.22
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 409 ft²Patio · 81 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.

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

E
Baird Elementary SchoolB-
Elementary · Grades PK–5 · 0.3 mi
H
Preble High SchoolB
High · Grades 9–12 · 1.6 mi
M
Red Smith K-8 SchoolB-
Middle · Grades PK–8 · 2.8 mi

District: Green Bay Area School District

Neighborhood · ZIP 54311These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.17

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.34,753
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.541 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,612
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,928
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.31 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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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

621 Saint Martin Ct 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 90% of homes in Schmitt Park
  • Costs more per square foot than 89% of homes in Brown County
  • Smaller than 96% of homes in Schmitt Park
  • Has a smaller lot than 97% of homes in Schmitt Park
  • Newer than 85% of homes in Schmitt Park

What homes are worth in Green Bay 54311

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

This home
$161K$808K

This home is worth more than 22% of homes in Green Bay 54311.

How it measures up in Green Bay 54311

The dot is this home. The mark in the middle is the typical home in Green Bay 54311.

Estimated value$284,281
CheaperTypical $358,111Pricier

Pricier than 22% of homes nearby

Price per ft²$333
CheaperTypical $266Pricier

Pricier than 81% of homes nearby

Living area854 ft²
SmallerTypical 1,427 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.22 ac
SmallerTypical 0.35 acBigger

Bigger than 7% of homes nearby

Year built1989
OlderTypical 1991Newer

Newer than 48% of homes nearby

How 621 Saint Martin Ct ranks against every home in each area.
MeasureThis homeSchmitt ParkGreen Bay 54311Brown County
Estimated valuepricier than$284,28110% of homes22% of homes36% of homes
Price per ft²pricier than$33386% of homes81% of homes89% of homes
Living areabigger than854 ft²4% of homes7% of homes15% of homes
Lot sizebigger than0.22 ac3% of homes7% of homes27% of homes
Year builtnewer than198985% of homes48% of homes74% of homes

About 621 Saint Martin Ct

How much is 621 Saint Martin Ct, Green Bay, WI worth?

The TopHap Estimate for 621 Saint Martin Ct, Green Bay, WI is $284,281 as of Aug 30, 2026. The likely range is $273,566 to $294,996. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 621 Saint Martin Ct, Green Bay, WI last sell?

621 Saint Martin Ct, Green Bay, WI last sold on Oct 14, 2019 for $170,500, according to the county's recorded deed.

How big is 621 Saint Martin Ct, Green Bay, WI?

621 Saint Martin Ct, Green Bay, WI has 3 bedrooms, 3 bathrooms, 854 square feet of living space and a 0.22-acre lot.

When was 621 Saint Martin Ct, Green Bay, WI built?

621 Saint Martin Ct, Green Bay, WI was built in 1989, making it 37 years old. The building has 2 stories.

What schools serve 621 Saint Martin Ct, Green Bay, WI?

621 Saint Martin Ct, Green Bay, WI is assigned to Baird Elementary School (elementary), rated B-; Preble High School (high), rated B; Red Smith K-8 School (middle), rated B-. All sit in Green Bay Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 621 Saint Martin Ct, Green Bay, WI compare to other homes in Green Bay 54311?

Among the 12,584 homes in Green Bay 54311, it is worth more than 22% of them ($284,281 against a typical $358,111), its price per square foot is higher than 81% of them ($333 against a typical $266), it is bigger than 7% of them (854 ft² against a typical 1,427 ft²), its lot is bigger than 7% of them (0.22 ac against a typical 0.35 ac) and it is newer than 48% of them (1989 against a typical 1991). Measured against all of Brown County, it is worth more than 36% 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 621 Saint Martin Ct, Green Bay, WI?

The 2025 property tax bill for 621 Saint Martin Ct, Green Bay, WI was $4,064. The county assessed it at $207,800.

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