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Single Family ResidenceResidential
$343,423$327 / 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 95How 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 $240,000 on May 26, 2021

3109 SAINT GREGORY DR

GREEN BAY, WI 54311
4
Beds
2
Baths
1,050 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.
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$343K
$325K low$362K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · May 26, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,613 (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.$239,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$43,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$196,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$239,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$327,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBrown
Lot (acres)The size of the land the home sits on, from county records.0.32
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.Shed · 99 ft²

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
Baird Elementary SchoolD+
Elementary · Grades PK–5 · 0.5 mi
H
Preble High SchoolD
High · Grades 9–12 · 2.3 mi
M
Red Smith K-8 SchoolC+
Middle · Grades PK–8 · 2.3 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

3109 Saint Gregory Dr 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 68% of homes in Green Bay 54311
  • Costs more per square foot than 86% of homes in Brown County
  • Smaller than 87% of homes in Schmitt Park
  • Older than 85% of homes in Green Bay 54311

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
$172K$819K

This home is worth more than 32% 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$343,423
CheaperTypical $386,752Pricier

Pricier than 32% of homes nearby

Price per ft²$327
CheaperTypical $275Pricier

Pricier than 75% of homes nearby

Living area1,050 ft²
SmallerTypical 1,428 ft²Bigger

Bigger than 17% of homes nearby

Lot size0.32 ac
SmallerTypical 0.35 acBigger

Bigger than 42% of homes nearby

Year built1969
OlderTypical 1991Newer

Newer than 15% of homes nearby

How 3109 Saint Gregory Dr ranks against every home in each area.
MeasureThis homeSchmitt ParkGreen Bay 54311Brown County
Estimated valuepricier than$343,42339% of homes32% of homes49% of homes
Price per ft²pricier than$32780% of homes75% of homes86% of homes
Living areabigger than1,050 ft²13% of homes17% of homes33% of homes
Lot sizebigger than0.32 ac42% of homes42% of homes56% of homes
Year builtnewer than196951% of homes15% of homes53% of homes

About 3109 Saint Gregory Dr

How much is 3109 Saint Gregory Dr, Green Bay, WI worth?

The TopHap Estimate for 3109 Saint Gregory Dr, Green Bay, WI is $343,423 as of Sep 24, 2026. The likely range is $325,238 to $361,608. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3109 Saint Gregory Dr, Green Bay, WI last sell?

3109 Saint Gregory Dr, Green Bay, WI last sold on May 26, 2021 for $240,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3109 Saint Gregory Dr, Green Bay, WI?

3109 Saint Gregory Dr, Green Bay, WI has 4 bedrooms, 2 bathrooms, 1,050 square feet of living space and a 0.32-acre lot.

When was 3109 Saint Gregory Dr, Green Bay, WI built?

3109 Saint Gregory Dr, Green Bay, WI was built in 1969, making it 57 years old. The building has 2 stories.

What schools serve 3109 Saint Gregory Dr, Green Bay, WI?

3109 Saint Gregory Dr, Green Bay, WI is assigned to Baird Elementary School (elementary), rated D+; Preble High School (high), rated D; Red Smith K-8 School (middle), rated C+. All sit in Green Bay Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3109 Saint Gregory Dr, Green Bay, WI compare to other homes in Green Bay 54311?

Among the 12,627 homes in Green Bay 54311, it is worth more than 32% of them ($343,423 against a typical $386,752), its price per square foot is higher than 75% of them ($327 against a typical $275), it is bigger than 17% of them (1,050 ft² against a typical 1,428 ft²), its lot is bigger than 42% of them (0.32 ac against a typical 0.35 ac) and it is newer than 15% of them (1969 against a typical 1991). Measured against all of Brown County, it is worth more than 49% 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 3109 Saint Gregory Dr, Green Bay, WI?

The 2025 property tax bill for 3109 Saint Gregory Dr, Green Bay, WI was $5,613. The county assessed it at $239,800.

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