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Single Family ResidentialResidential
$836,352$258 / 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 98How 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
Last sold for $599,000 on Aug 23, 2021

1 RIVER PL

OTTAWA, IL 61350
1.5
Baths
3,239 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.
1.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$836K
$816K low$857K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$599,000 · Aug 23, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,686 (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.$212,211 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,507
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$182,704
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$192,290
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$636,633

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.41
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
14
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
67
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
19
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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 Residential
CountyLASALLE
Lot (acres)The size of the land the home sits on, from county records.1.24
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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
Lincoln Elementary SchoolC-
Elementary · Grades PK–4 · 0.4 mi
H
Ottawa Township High SchoolD
High · Grades 9–12 · 1.2 mi
M
Shepherd Middle SchoolC-
Middle · Grades 7–8 · 1.9 mi

District: Ottawa Elementary School District 141

Neighborhood · ZIP 61350These 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.114
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.91%
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.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.23,673
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.158 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,547
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,853
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.55%

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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

1 River Pl 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 most valuable homes in Ottawa 61350
  • Costs more per square foot than 97% of homes in Ottawa 61350
  • Bigger than 98% of homes in Ottawa 61350
  • Has a bigger lot than 92% of homes in Ottawa 61350
  • Newer than 68% of homes in LaSalle County

What homes are worth in Ottawa 61350

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

This home
$76K$530K

This home is worth more than almost all homes in Ottawa 61350.

How it measures up in Ottawa 61350

The dot is this home. The mark in the middle is the typical home in Ottawa 61350.

Estimated value$836,352
CheaperTypical $197,477Pricier

Pricier than almost all homes nearby

Price per ft²$258
CheaperTypical $146Pricier

Pricier than 97% of homes nearby

Living area3,239 ft²
SmallerTypical 1,403 ft²Bigger

Bigger than 98% of homes nearby

Lot size1.24 ac
SmallerTypical 0.19 acBigger

Bigger than 92% of homes nearby

Year built1971
OlderTypical 1953Newer

Newer than 65% of homes nearby

How 1 River Pl ranks against every home in each area.
MeasureThis homeOttawa 61350LaSalle County
Estimated valuepricier than$836,352almost all homesalmost all homes
Price per ft²pricier than$25897% of homes97% of homes
Living areabigger than3,239 ft²98% of homes98% of homes
Lot sizebigger than1.24 ac92% of homes90% of homes
Year builtnewer than197165% of homes68% of homes

About 1 River Pl

How much is 1 River Pl, Ottawa, IL worth?

The TopHap Estimate for 1 River Pl, Ottawa, IL is $836,352 as of Sep 24, 2026. The likely range is $815,532 to $857,172. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1 River Pl, Ottawa, IL last sell?

1 River Pl, Ottawa, IL last sold on Aug 23, 2021 for $599,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1 River Pl, Ottawa, IL?

1 River Pl, Ottawa, IL has 1.5 bathrooms, 3,239 square feet of living space and a 1.24-acre lot.

When was 1 River Pl, Ottawa, IL built?

1 River Pl, Ottawa, IL was built in 1971, making it 55 years old. The building has 1 story.

What schools serve 1 River Pl, Ottawa, IL?

1 River Pl, Ottawa, IL is assigned to Lincoln Elementary School (elementary), rated C-; Ottawa Township High School (high), rated D; Shepherd Middle School (middle), rated C-. All sit in Ottawa Elementary School District 141. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1 River Pl, Ottawa, IL compare to other homes in Ottawa 61350?

Among the 8,886 homes in Ottawa 61350, it is worth more than almost all of them ($836,352 against a typical $197,477), its price per square foot is higher than 97% of them ($258 against a typical $146), it is bigger than 98% of them (3,239 ft² against a typical 1,403 ft²), its lot is bigger than 92% of them (1.24 ac against a typical 0.19 ac) and it is newer than 65% of them (1971 against a typical 1953). Measured against all of LaSalle County, it is worth more than almost all 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 1 River Pl, Ottawa, IL?

The 2025 property tax bill for 1 River Pl, Ottawa, IL was $20,686. The county assessed it at $212,211.

Closest homes

More homes in Ottawa 61350

Assigned schools

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