Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$500,949$432 / 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 93How 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 $189,900 on Jun 12, 2001

509 SPRING ST

GREEN BAY, WI 54301
4
Beds
3 / 1
Baths
1,160 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1928
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

$501K
$465K low$537K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$189,900 · Jun 12, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,394 (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.$319,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$48,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$271,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$319,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$436,000

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.0.30
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.None
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 · 201 ft²

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

E
Howe Elementary Community SchoolD-
Elementary · Grades PK–5 · 0.2 mi
M
Washington Middle SchoolF
Middle · Grades 6–8 · 1.0 mi
H
East High SchoolB
High · Grades 9–12 · 1.2 mi

District: Green Bay Area School District

Neighborhood · ZIP 54301These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.70
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.11

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.96%
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.9.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.24,608
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,307 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,188
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$88,248
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.30 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

Owner Tools

Do you own this home?
Claim this home

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 Spring St 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 more than 95% of homes in Green Bay 54301
  • Costs more per square foot than 97% of homes in Brown County
  • Bigger than 70% of homes in Green Bay 54301
  • Has a bigger lot than 89% of homes in Astor
  • Older than 86% of homes in Brown County

What homes are worth in Green Bay 54301

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

This home
$135K$615K

This home is worth more than 95% of homes in Green Bay 54301.

How it measures up in Green Bay 54301

The dot is this home. The mark in the middle is the typical home in Green Bay 54301.

Estimated value$500,949
CheaperTypical $274,383Pricier

Pricier than 95% of homes nearby

Price per ft²$432
CheaperTypical $241Pricier

Pricier than 95% of homes nearby

Living area1,160 ft²
SmallerTypical 998 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.31 ac
SmallerTypical 0.23 acBigger

Bigger than 79% of homes nearby

Year built1928
OlderTypical 1923Newer

Newer than 61% of homes nearby

How 509 Spring St ranks against every home in each area.
MeasureThis homeAstorGreen Bay 54301Brown County
Estimated valuepricier than$500,94987% of homes95% of homes86% of homes
Price per ft²pricier than$43290% of homes95% of homes97% of homes
Living areabigger than1,160 ft²62% of homes70% of homes45% of homes
Lot sizebigger than0.31 ac89% of homes79% of homes52% of homes
Year builtnewer than192875% of homes61% of homes14% of homes

About 509 Spring St

How much is 509 Spring St, Green Bay, WI worth?

The TopHap Estimate for 509 Spring St, Green Bay, WI is $500,949 as of Aug 30, 2026. The likely range is $465,345 to $536,553. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Spring St, Green Bay, WI last sell?

509 Spring St, Green Bay, WI last sold on Jun 12, 2001 for $189,900, according to the county's recorded deed.

How big is 509 Spring St, Green Bay, WI?

509 Spring St, Green Bay, WI has 4 bedrooms, 3 bathrooms, 1,160 square feet of living space and a 0.30-acre lot.

When was 509 Spring St, Green Bay, WI built?

509 Spring St, Green Bay, WI was built in 1928, making it 98 years old. The building has 2 stories.

What schools serve 509 Spring St, Green Bay, WI?

509 Spring St, Green Bay, WI is assigned to Howe Elementary Community School (elementary), rated D-; Washington Middle School (middle), rated F; East High School (high), rated B. All sit in Green Bay Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Spring St, Green Bay, WI compare to other homes in Green Bay 54301?

Among the 8,309 homes in Green Bay 54301, it is worth more than 95% of them ($500,949 against a typical $274,383), its price per square foot is higher than 95% of them ($432 against a typical $241), it is bigger than 70% of them (1,160 ft² against a typical 998 ft²), its lot is bigger than 79% of them (0.31 ac against a typical 0.23 ac) and it is newer than 61% of them (1928 against a typical 1923). Measured against all of Brown County, it is worth more than 86% 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 Spring St, Green Bay, WI?

The 2025 property tax bill for 509 Spring St, Green Bay, WI was $6,394. The county assessed it at $319,600.

More homes on Spring St

Closest homes

More homes in Green Bay 54301

Assigned schools

Explore the area

See this home in context

Open 509 Spring St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map