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Single Family ResidenceResidential
$103,033$101 / 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 82How 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

551 MONMOUTH ST

FOND DU LAC, WI 54937
1
Beds
1
Baths
1,020 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1947
Year BuiltThe year the home was originally built, according to county records.

Valuation

$103K
$84K low$122K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,141 (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.$84,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$70,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$49,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$88,369

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.19 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.0.2 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
CountyFond du Lac
Lot (acres)The size of the land the home sits on, from county records.0.17
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (Unspecified)
HeatingThe type of heating system 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.

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

E
Parkside Elementary SchoolD
Elementary · Grades PK–5 · 0.5 mi
M
Sabish Middle SchoolC+
Middle · Grades 6–8 · 1.0 mi
H
Fond Du Lac High SchoolD
High · Grades 9–12 · 2.4 mi

District: Fond Du Lac School District

Neighborhood · ZIP 54937These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.21

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.7.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.21,068
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.175 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,119
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,235
Average tempThe average temperature here across a full year.46°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

551 Monmouth 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 Fond Du Lac 54937
  • Costs less per square foot than 97% of homes in Fond Du Lac 54937
  • Smaller than 89% of homes in Fond Du Lac 54937
  • Has a smaller lot than 90% of homes in Fond Du Lac 54937
  • Older than 71% of homes in Fond Du Lac 54937

What homes are worth in Fond Du Lac 54937

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

This home
$112K$906K

This home is worth less than almost all homes in Fond Du Lac 54937.

How it measures up in Fond Du Lac 54937

The dot is this home. The mark in the middle is the typical home in Fond Du Lac 54937.

Estimated value$103,033
CheaperTypical $360,419Pricier

Cheaper than almost all homes nearby

Price per ft²$101
CheaperTypical $203Pricier

Pricier than 3% of homes nearby

Living area1,020 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.17 ac
SmallerTypical 0.71 acBigger

Bigger than 10% of homes nearby

Year built1947
OlderTypical 1972Newer

Newer than 29% of homes nearby

How 551 Monmouth St ranks against every home in each area.
MeasureThis homeFond Du Lac 54937Fond du Lac County
Estimated valuepricier than$103,033almost no homes3% of homes
Price per ft²pricier than$1013% of homes8% of homes
Living areabigger than1,020 ft²11% of homes12% of homes
Lot sizebigger than0.17 ac10% of homes20% of homes
Year builtnewer than194729% of homes42% of homes

About 551 Monmouth St

How much is 551 Monmouth St, Fond Du Lac, WI worth?

The TopHap Estimate for 551 Monmouth St, Fond Du Lac, WI is $103,033 as of Sep 24, 2026. The likely range is $84,018 to $122,048. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 551 Monmouth St, Fond Du Lac, WI?

551 Monmouth St, Fond Du Lac, WI has 1 bedrooms, 1 bathrooms, 1,020 square feet of living space and a 0.17-acre lot.

When was 551 Monmouth St, Fond Du Lac, WI built?

551 Monmouth St, Fond Du Lac, WI was built in 1947, making it 79 years old.

What schools serve 551 Monmouth St, Fond Du Lac, WI?

551 Monmouth St, Fond Du Lac, WI is assigned to Parkside Elementary School (elementary), rated D; Sabish Middle School (middle), rated C+; Fond Du Lac High School (high), rated D. All sit in Fond Du Lac School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 551 Monmouth St, Fond Du Lac, WI compare to other homes in Fond Du Lac 54937?

Among the 7,214 homes in Fond Du Lac 54937, it is worth more than almost none of them ($103,033 against a typical $360,419), its price per square foot is higher than 3% of them ($101 against a typical $203), it is bigger than 11% of them (1,020 ft² against a typical 1,584 ft²), its lot is bigger than 10% of them (0.17 ac against a typical 0.71 ac) and it is newer than 29% of them (1947 against a typical 1972). Measured against all of Fond du Lac County, it is worth more than 3% 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 551 Monmouth St, Fond Du Lac, WI?

The 2025 property tax bill for 551 Monmouth St, Fond Du Lac, WI was $2,141. The county assessed it at $84,700.

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