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Single Family ResidenceResidential
$130,173$164 / 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 Aug 30, 2026
Last sold for $12,100 on Sep 26, 2012

521 MECH ST

GREEN BAY, WI 54302
2
Beds
1
Baths
793 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$130K
$123K low$137K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$12,100 · Sep 26, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,754 (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.$76,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$62,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$76,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$104,100

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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
CountyBrown
Lot (acres)The size of the land the home sits on, from county records.0.16
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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

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.

Foreclosure Filings(4)

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

E
Danz Elementary SchoolC
Elementary · Grades PK–5 · 0.4 mi
H
Preble High SchoolB
High · Grades 9–12 · 0.8 mi
M
Edison Middle SchoolD
Middle · Grades 6–8 · 1.8 mi

District: Green Bay Area School District

Neighborhood · ZIP 54302These 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.132
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.75
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.19%
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.33,006
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,244 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,048
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$68,612
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%

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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 Mech 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.

  • Among the least valuable homes in Brown County
  • Among the lowest price per square foot in University Avenue / Newtols Street
  • Smaller than 89% of homes in Brown County
  • Has a smaller lot than 90% of homes in Brown County
  • Older than 87% of homes in University Avenue / Newtols Street

What homes are worth in Green Bay 54302

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

This home
$130K$528K

This home is worth more than 2% of homes in Green Bay 54302.

How it measures up in Green Bay 54302

The dot is this home. The mark in the middle is the typical home in Green Bay 54302.

Estimated value$130,173
CheaperTypical $234,888Pricier

Pricier than 2% of homes nearby

Price per ft²$164
CheaperTypical $227Pricier

Pricier than 8% of homes nearby

Living area793 ft²
SmallerTypical 1,098 ft²Bigger

Bigger than 17% of homes nearby

Lot size0.16 ac
SmallerTypical 0.21 acBigger

Bigger than 18% of homes nearby

Year built1940
OlderTypical 1957Newer

Newer than 25% of homes nearby

How 521 Mech St ranks against every home in each area.
MeasureThis homeUniversity Avenue / Newtols StreetGreen Bay 54302Brown County
Estimated valuepricier than$130,17311% of homes2% of homesalmost no homes
Price per ft²pricier than$164almost no homes8% of homes8% of homes
Living areabigger than793 ft²26% of homes17% of homes11% of homes
Lot sizebigger than0.16 ac15% of homes18% of homes10% of homes
Year builtnewer than194013% of homes25% of homes21% of homes

About 521 Mech St

How much is 521 Mech St, Green Bay, WI worth?

The TopHap Estimate for 521 Mech St, Green Bay, WI is $130,173 as of Aug 30, 2026. The likely range is $123,092 to $137,254. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 Mech St, Green Bay, WI last sell?

521 Mech St, Green Bay, WI last sold on Sep 26, 2012 for $12,100, according to the county's recorded deed.

How big is 521 Mech St, Green Bay, WI?

521 Mech St, Green Bay, WI has 2 bedrooms, 1 bathrooms, 793 square feet of living space and a 0.16-acre lot.

When was 521 Mech St, Green Bay, WI built?

521 Mech St, Green Bay, WI was built in 1940, making it 86 years old. The building has 1 story.

What schools serve 521 Mech St, Green Bay, WI?

521 Mech St, Green Bay, WI is assigned to Danz Elementary School (elementary), rated C; Preble High School (high), rated B; Edison Middle School (middle), rated D. All sit in Green Bay Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 Mech St, Green Bay, WI compare to other homes in Green Bay 54302?

Among the 7,515 homes in Green Bay 54302, it is worth more than 2% of them ($130,173 against a typical $234,888), its price per square foot is higher than 8% of them ($164 against a typical $227), it is bigger than 17% of them (793 ft² against a typical 1,098 ft²), its lot is bigger than 18% of them (0.16 ac against a typical 0.21 ac) and it is newer than 25% of them (1940 against a typical 1957). Measured against all of Brown County, it is worth more than almost no 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 Mech St, Green Bay, WI?

The 2025 property tax bill for 521 Mech St, Green Bay, WI was $1,754. The county assessed it at $76,300.

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