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Single Family ResidenceResidential
$47,541$49 / 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 84How 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

308 MARTIN LUTHER KING ST

COLP, IL 62921
0
Baths
980 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$48K
$40K low$55K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$60 (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.$10,980 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,640
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$8,340
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$10,980
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$32,940

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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountyWILLIAMSON
Lot (acres)The size of the land the home sits on, from county records.0.28
HeatingThe type of heating system in the home.Gas
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
North Side Primary Center
Elementary · Grades PK–1 · 3.0 mi
M
Herrin Middle SchoolB+
Middle · Grades 6–8 · 3.1 mi
H
Herrin High SchoolC-
High · Grades 9–12 · 3.4 mi

District: Herrin Community Unit School District 4

Neighborhood · ZIP 62921These 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.146
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 100.286

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.5.7%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.17%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.1
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.65 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,301
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,953
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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

308 Martin Luther King 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.

  • Worth less than 93% of homes in Williamson County
  • Costs less per square foot than 93% of homes in Williamson County
  • Smaller than 86% of homes in Williamson County
  • Older than 94% of homes in Williamson County

What homes are worth in Colp 62921

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

This home
$29K$207K

This home is worth more than 12% of homes in Colp 62921.

How it measures up in Colp 62921

The dot is this home. The mark in the middle is the typical home in Colp 62921.

Estimated value$47,541
CheaperTypical $68,597Pricier

Pricier than 12% of homes nearby

Price per ft²$49
CheaperTypical $62Pricier

Pricier than 13% of homes nearby

Living area980 ft²
SmallerTypical 1,128 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.28 ac
SmallerTypical 0.28 acBigger

Bigger than 50% of homes nearby

Year built1900
OlderTypical 1918Newer

Newer than 24% of homes nearby

How 308 Martin Luther King St ranks against every home in each area.
MeasureThis homeColp 62921Williamson County
Estimated valuepricier than$47,54112% of homes7% of homes
Price per ft²pricier than$4913% of homes7% of homes
Living areabigger than980 ft²35% of homes14% of homes
Lot sizebigger than0.28 ac50% of homes40% of homes
Year builtnewer than190024% of homes6% of homes

About 308 Martin Luther King St

How much is 308 Martin Luther King St, Colp, IL worth?

The TopHap Estimate for 308 Martin Luther King St, Colp, IL is $47,541 as of Sep 24, 2026. The likely range is $39,996 to $55,086. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 308 Martin Luther King St, Colp, IL last sell?

308 Martin Luther King St, Colp, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 308 Martin Luther King St, Colp, IL?

308 Martin Luther King St, Colp, IL has 980 square feet of living space and a 0.28-acre lot.

When was 308 Martin Luther King St, Colp, IL built?

308 Martin Luther King St, Colp, IL was built in 1900, making it 126 years old. The building has 1 story.

What schools serve 308 Martin Luther King St, Colp, IL?

308 Martin Luther King St, Colp, IL is assigned to North Side Primary Center (elementary); Herrin Middle School (middle), rated B+; Herrin High School (high), rated C-. All sit in Herrin Community Unit School District 4. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 308 Martin Luther King St, Colp, IL compare to other homes in Colp 62921?

Among the 232 homes in Colp 62921, it is worth more than 12% of them ($47,541 against a typical $68,597), its price per square foot is higher than 13% of them ($49 against a typical $62), it is bigger than 35% of them (980 ft² against a typical 1,128 ft²), its lot is bigger than 50% of them (0.28 ac against a typical 0.28 ac) and it is newer than 24% of them (1900 against a typical 1918). Measured against all of Williamson County, it is worth more than 7% 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 308 Martin Luther King St, Colp, IL?

The 2025 property tax bill for 308 Martin Luther King St, Colp, IL was $60. The county assessed it at $10,980.

More homes on Martin Luther King St

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Assigned schools

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