511 S 18th St, Chickasha, OK 73018 Property Records

Grady County property record for 511 S 18th St, Chickasha, OK 73018

Property Summary

Property Type	Single Family Home
Details	1 bd · 1 ba · 658 sqft · built 1920
Lot Size	0.07 acres (3,049 sqft)
Owner	2 Individual Names on File
Last Sale	$11,000 (Apr 2026)
Tax Bill	$143 (2025)
Deeds & Mortgages	Apr 2026 Sale
Flood Zone	Zone X (minimal risk)
APN	`28078`

Property Details

APN / Parcel Number

Primary APN	`28078`
Alternative APNs	`C760-005-007-00-0-001-00` `C760-00-005-007-0-001-00` `60114`

Interior

Bedrooms	1 Bed
Full Baths	1 Bath
Total Rooms	3 Rooms
Stories	1 Story
Building Area	658 sqft Living Area
1st Floor Area	658 sqft

Exterior

Year Built	Built 1920
Effective Year Built	Effective 1970
Architectural Style	Traditional
Exterior Material	Wood
Foundation Type	Raised
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	3,049 sqft (0.07 acres)
Lot Dimensions	58 ft deep x 50 ft wide
Garage Type	Carport
Carport	Carport
Porch	Porch
Porch Area	78 sqft
Storage Building	32 sqft

Utilities, Heating & Cooling

Cooling System	Other
Heating System	Floor/Wall Furnace

Location & Zoning

Account Number	60114
Street Address	511 S 18TH ST
City	CHICKASHA
State	OK
Zip	73018-2821
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	29-07-07-10950 S 58' LOT 7 BLK 5 WEST HILL ADDN
Legal Range	07W
Legal Township	07N
Legal Section	29
Legal Subdivision	WEST HILL
Legal Block	5
Legal Lot Number	7
Jurisdiction	GRADY OK
Township / Civil Division	CHICKASHA
Census Block Group	3
Census Block	3008
Census Tract	400

Owner

511 S 18th St is owned by two individuals who bought it in April 2026.

Source: Grady County records, as of September 23, 2026

Owner of Record	2 Individual Names on File
Mailing Address	1727 W MINNESOTA AVE, CHICKASHA, OK 73018-2843
Owner Type	Individual
Vesting	Joint Tenants

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 7, 2026 · Amount on File
Deed Sale	Apr 7, 2026 · Amount on File
Deed Document Number	20264873
Deed Book / Page	6616 / 132
Prior Transfer Date	Apr 6, 2026
Prior Transfer Doc	0000004873
Record Updated	Oct 29, 2026

April 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	GRADY OK
Recording Date	Apr 7, 2026
Property Address	511 S 18TH ST, CHICKASHA, OK 73018-2821
Document Number	0000004873
Book / Page	6616 / 132
Instrument Date	Apr 6, 2026
Instrument	20264873
Transaction Type	Transfer
Record Updated	Aug 27, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Amount	Amount on Record
Tax	$1,666.50
Amount Accuracy	Full Amount Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	1727 W MINNESOTA AVE, CHICKASHA, OK 73018-2843

Tax Assessment & Valuation

The 2025 property tax bill for 511 S 18th St was $143.

Source: Grady County assessment roll, as of June 16, 2026

Property Jurisdictions

Type	Name
State	Oklahoma
County	Grady County
Municipality	Chickasha City
Unified School District	Chickasha Public Schools (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$1,472 (+4.99%) Land $189 Building $1,283	$13,382 (+4.99%) Land $1,715 Building $11,667
2025	$143.00	$1,402 (+5.02%) Land $191 Building $1,211	$12,746 Land $1,732 Building $11,014
2024	$143.00 (+7.52%)	$1,335 (+5.04%) Land $181 Building $1,154
2023	$133.00 (+5.56%)	$1,271 (+4.95%) Land $154 Building $1,117	$22,924 (+1.78%) Land $2,784 Building $20,140
2022	$126.00	$1,211 Land $150 Building $1,061	$22,524 Land $2,784 Building $19,740

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 511 S 18th St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective April 14, 2023

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 511 S 18th St is low, with a 0.05% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 62% of the US · lower than 90% of Oklahoma
Wildfire Likelihood	0.05% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CHICKASHA MUNICIPAL AUTHORITY serves 16,036 people · EPA ID OK1010821
Water Source	Surface water
Last State Inspection	Nov 2023
Lead	4 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	Turbidity not recorded as resolved · Sep 2023 Treatment failure resolved · Sep 2021 Total trihalomethanes resolved · Oct 2016
Treatment and Procedure	Lead service line inventory currently in violation since Oct 2024
Monitoring and Reporting	5 last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 194 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Dobson Fiber Fiber	10,000 / 10,000
Nextlink Fixed Wireless	500 / 100
Optimum Cable	500 / 20
Verizon Fixed Wireless	300 / 20
Atlink Services Fixed Wireless	100 / 20

May also be available: Southwest Oklahoma Telephone Company.

Nearby Properties on S 18th St

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