Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$653,489$187 / 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 88How 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 $365,600 on Apr 23, 2018

309 EMERALD LN

ONALASKA, TX 77360
4
Beds
3
Baths
3,492 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.
100 ft²
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$653K
$577K low$730K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$365,600 · Apr 23, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,729 (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.$584,205 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$210,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$374,205
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$530,012
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$584,205

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.43 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
CountyPOLK
Lot (acres)The size of the land the home sits on, from county records.0.00
RoofThe main material covering the roof, such as asphalt shingle or tile.Asbestos
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront-Not Specified
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 192 ft²Patio · 1,194 ft²Porch · 64 ft²

Transaction History(4)

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
Onalaska Elementary SchoolB-
Elementary · Grades PK–6 · 3.1 mi
M
Onalaska Jr/Sr High SchoolC+
Middle · Grades 7–12 · 3.2 mi

District: Onalaska Independent School District

Neighborhood · ZIP 77360These 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.127
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.73%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.0%
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.1.3%
PopulationHow many people live in this area.6,677
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.110 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,043
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$71,459
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.51 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

Owner Tools

Do you own this home?
Claim this home

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 Emerald 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.

  • Worth more than 96% of homes in Polk County
  • Costs more per square foot than 68% of homes in Polk County
  • Among the largest homes in Onalaska 77360
  • Has a smaller lot than 94% of homes in Polk County

What homes are worth in Onalaska 77360

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

This home
$48K$846K

This home is worth more than 95% of homes in Onalaska 77360.

How it measures up in Onalaska 77360

The dot is this home. The mark in the middle is the typical home in Onalaska 77360.

Estimated value$653,489
CheaperTypical $197,268Pricier

Pricier than 95% of homes nearby

Price per ft²$187
CheaperTypical $164Pricier

Pricier than 62% of homes nearby

Living area3,492 ft²
SmallerTypical 1,260 ft²Bigger

Bigger than almost all homes nearby

Lot size100 ft²
SmallerTypical 0.23 acBigger

Bigger than 10% of homes nearby

Year built1988
OlderTypical 1997Newer

Newer than 39% of homes nearby

How 309 Emerald Ln ranks against every home in each area.
MeasureThis homeOnalaska 77360Polk County
Estimated valuepricier than$653,48995% of homes96% of homes
Price per ft²pricier than$18762% of homes68% of homes
Living areabigger than3,492 ft²almost all homes98% of homes
Lot sizebigger than100 ft²10% of homes6% of homes
Year builtnewer than198839% of homes41% of homes

About 309 Emerald Ln

How much is 309 Emerald Ln, Onalaska, TX worth?

The TopHap Estimate for 309 Emerald Ln, Onalaska, TX is $653,489 as of Aug 30, 2026. The likely range is $577,060 to $729,918. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Emerald Ln, Onalaska, TX last sell?

309 Emerald Ln, Onalaska, TX last sold on Apr 23, 2018 for $365,600, according to the county's recorded deed.

How big is 309 Emerald Ln, Onalaska, TX?

309 Emerald Ln, Onalaska, TX has 4 bedrooms, 3 bathrooms, 3,492 square feet of living space and a 0.00-acre lot.

When was 309 Emerald Ln, Onalaska, TX built?

309 Emerald Ln, Onalaska, TX was built in 1988, making it 38 years old.

What schools serve 309 Emerald Ln, Onalaska, TX?

309 Emerald Ln, Onalaska, TX is assigned to Onalaska Elementary School (elementary), rated B-; Onalaska Jr/Sr High School (middle), rated C+. All sit in Onalaska Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Emerald Ln, Onalaska, TX compare to other homes in Onalaska 77360?

Among the 4,413 homes in Onalaska 77360, it is worth more than 95% of them ($653,489 against a typical $197,268), its price per square foot is higher than 62% of them ($187 against a typical $164), it is bigger than almost all of them (3,492 ft² against a typical 1,260 ft²), its lot is bigger than 10% of them (100 ft² against a typical 0.23 ac) and it is newer than 39% of them (1988 against a typical 1997). Measured against all of Polk County, it is worth more than 96% 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 Emerald Ln, Onalaska, TX?

The 2025 property tax bill for 309 Emerald Ln, Onalaska, TX was $9,729. The county assessed it at $584,205.

More homes on Emerald Ln

Closest homes

More homes in Onalaska 77360

Assigned schools

Explore the area

See this home in context

Open 309 Emerald Ln on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map