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Single Family ResidenceResidential
$360,062
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 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $132,000 on Jun 22, 1999

309 RIVIERA LN

WATERTOWN, WI 53094
0
Baths
0.41 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$360K
$321K low$399K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$132,000 · Jun 22, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,970 (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.$302,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$51,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$251,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$302,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$303,400

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.71 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.minimal

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
CountyJefferson
Lot (acres)The size of the land the home sits on, from county records.0.41
HeatingThe type of heating system in the home.None

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

M
Riverside Middle SchoolC+
Middle · Grades 6–8 · 0.4 mi
E
Webster Elementary SchoolC+
Elementary · Grades PK–5 · 0.6 mi
H
Watertown High SchoolC-
High · Grades 9–12 · 2.2 mi

District: Watertown School District

Neighborhood · ZIP 53094These 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.91
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
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.19,781
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.219 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,044
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,401
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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

309 Riviera Ln 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.

  • Has a bigger lot than 70% of homes in Watertown 53094

What homes are worth in Watertown 53094

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

This home
$26K$658K

This home is worth more than 63% of homes in Watertown 53094.

How it measures up in Watertown 53094

The dot is this home. The mark in the middle is the typical home in Watertown 53094.

Estimated value$360,062
CheaperTypical $313,084Pricier

Pricier than 63% of homes nearby

Lot size0.41 ac
SmallerTypical 0.25 acBigger

Bigger than 70% of homes nearby

How 309 Riviera Ln ranks against every home in each area.
MeasureThis homeWatertown 53094Jefferson County
Estimated valuepricier than$360,06263% of homes53% of homes
Lot sizebigger than0.41 ac70% of homes58% of homes

About 309 Riviera Ln

How much is 309 Riviera Ln, Watertown, WI worth?

The TopHap Estimate for 309 Riviera Ln, Watertown, WI is $360,062 as of Jul 14, 2026. The likely range is $320,889 to $399,235. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Riviera Ln, Watertown, WI last sell?

309 Riviera Ln, Watertown, WI last sold on Jun 22, 1999 for $132,000, according to the county's recorded deed.

What schools serve 309 Riviera Ln, Watertown, WI?

309 Riviera Ln, Watertown, WI is assigned to Riverside Middle School (middle), rated C+; Webster Elementary School (elementary), rated C+; Watertown High School (high), rated C-. All sit in Watertown School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Riviera Ln, Watertown, WI compare to other homes in Watertown 53094?

Among the 6,118 homes in Watertown 53094, it is worth more than 63% of them ($360,062 against a typical $313,084) and its lot is bigger than 70% of them (0.41 ac against a typical 0.25 ac). Measured against all of Jefferson County, it is worth more than 53% 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 309 Riviera Ln, Watertown, WI?

The 2025 property tax bill for 309 Riviera Ln, Watertown, WI was $4,970. The county assessed it at $302,800.

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