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Single Family ResidenceResidential
$227,828$97 / 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 54How 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 $114,000 on Dec 4, 2013

9428 ROUND LAKE HWY

ADDISON, MI 49220
2.5
Baths
2,351 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.
11.85 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$228K
$123K low$332K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$114,000 · Dec 4, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,963 (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.$188,300 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$183,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$376,600

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.14 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.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
CountyLENAWEE
Lot (acres)The size of the land the home sits on, from county records.11.85
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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.

M
Onsted Middle SchoolB
Middle · Grades 6–8 · 4.6 mi
E
Onsted Elementary SchoolB
Elementary · Grades PK–5 · 4.7 mi
H
Onsted Community High SchoolA-
High · Grades 9–12 · 4.7 mi

District: Onsted Community Schools

Neighborhood · ZIP 49220These 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.156
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.72%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.2,557
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.89 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,846
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$88,064
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.51%

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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

9428 Round Lake Hwy 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.

  • Costs less per square foot than 89% of homes in Addison 49220
  • Bigger than 89% of homes in Addison 49220
  • Has a bigger lot than 93% of homes in Lenawee County
  • Newer than 73% of homes in Lenawee County

What homes are worth in Addison 49220

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

This home
$77K$972K

This home is worth more than 40% of homes in Addison 49220.

How it measures up in Addison 49220

The dot is this home. The mark in the middle is the typical home in Addison 49220.

Estimated value$227,828
CheaperTypical $266,162Pricier

Pricier than 40% of homes nearby

Price per ft²$97
CheaperTypical $184Pricier

Pricier than 11% of homes nearby

Living area2,351 ft²
SmallerTypical 1,454 ft²Bigger

Bigger than 89% of homes nearby

Lot size11.85 ac
SmallerTypical 2 acBigger

Bigger than 84% of homes nearby

Year built1990
OlderTypical 1975Newer

Newer than 66% of homes nearby

How 9428 Round Lake Hwy ranks against every home in each area.
MeasureThis homeAddison 49220Lenawee County
Estimated valuepricier than$227,82840% of homes48% of homes
Price per ft²pricier than$9711% of homes15% of homes
Living areabigger than2,351 ft²89% of homes89% of homes
Lot sizebigger than11.85 ac84% of homes93% of homes
Year builtnewer than199066% of homes73% of homes

About 9428 Round Lake Hwy

How much is 9428 Round Lake Hwy, Addison, MI worth?

The TopHap Estimate for 9428 Round Lake Hwy, Addison, MI is $227,828 as of Aug 30, 2026. The likely range is $123,273 to $332,383. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9428 Round Lake Hwy, Addison, MI last sell?

9428 Round Lake Hwy, Addison, MI last sold on Dec 4, 2013 for $114,000, according to the county's recorded deed.

How big is 9428 Round Lake Hwy, Addison, MI?

9428 Round Lake Hwy, Addison, MI has 2.5 bathrooms, 2,351 square feet of living space and a 11.85-acre lot.

When was 9428 Round Lake Hwy, Addison, MI built?

9428 Round Lake Hwy, Addison, MI was built in 1990, making it 36 years old. The building has 2 stories.

What schools serve 9428 Round Lake Hwy, Addison, MI?

9428 Round Lake Hwy, Addison, MI is assigned to Onsted Middle School (middle), rated B; Onsted Elementary School (elementary), rated B; Onsted Community High School (high), rated A-. All sit in Onsted Community Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9428 Round Lake Hwy, Addison, MI compare to other homes in Addison 49220?

Among the 1,203 homes in Addison 49220, it is worth more than 40% of them ($227,828 against a typical $266,162), its price per square foot is higher than 11% of them ($97 against a typical $184), it is bigger than 89% of them (2,351 ft² against a typical 1,454 ft²), its lot is bigger than 84% of them (11.85 ac against a typical 2 ac) and it is newer than 66% of them (1990 against a typical 1975). Measured against all of Lenawee County, it is worth more than 48% 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 9428 Round Lake Hwy, Addison, MI?

The 2025 property tax bill for 9428 Round Lake Hwy, Addison, MI was $1,963. The county assessed it at $188,300.

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