320 N N St, Duncan, OK 73533 Property Records

Stephens County property record for 320 N N St, Duncan, OK 73533

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 1,096 sqft · built 1957
Lot Size	0.46 acres (20,038 sqft)
Owner	Individual Name on File
Last Sale	$78,000 (Apr 2024)
Tax Bill	$736 (2025)
Flood Zone	Zone X (minimal risk)
APN	`24354`

Property Details

APN / Parcel Number

Primary APN	`24354`
Alternative APN	`1999-04-01S-07W-1-011-00`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,096 sqft Living Area

Exterior

Year Built	Built 1957
Effective Year Built	Effective 1985
Architectural Style	Traditional
Exterior Material	Brick Veneer
Construction Type	Brick
Roof Type	Hip
Roof Material	Composition Shingle
Lot Area	20,038 sqft (0.46 acres)
Garage Type	Attached
Garage Area	336 sqft
Parking Spaces	1 Parking Space

Exterior Amenities

Porch	Slab
Porch Area	60 sqft
Shed	1 Shed
Shed Area	96 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Account Number	24354
Street Address	320 N N ST
City	DUNCAN
State	OK
Zip	73533-6946
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	4-1S-7W TR BEG 55E & 14S NW/C S1/2 E1/2 LT 1 E200 S100 W200 N100 TO POB
Legal Range	07W
Legal Township	01S
Legal Section	04
Legal Subdivision	N/A
Legal Block	1S
Legal Lot Number	1,E200
Jurisdiction	STEPHENS OK
Township / Civil Division	DUNCAN
Census Block Group	4
Census Block	4025
Census Tract	400

Owner

Source: Stephens County records · APN 24354

Assessment roll updated March 23, 2026 · Last verified April 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on File
Mailing Address	320 N N ST, DUNCAN, OK 73533-6946
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Apr 11, 2024 · Amount on Record
Deed Sale	Apr 11, 2024 · Amount on Record
Prior Sale	Nov 24, 2000
Deed Document Number	20243029
Deed Book / Page	6491 / 120
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: Stephens County records · Assessment roll updated March 23, 2026 · Last verified April 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$736.00	$8,723 (+65.3%) Land $202 Building $8,521	$79,296 (+63.35%) Land $1,836 Building $77,460
2024	$736.00 (+71.16%)	$5,277 (+5.01%) Land $202 Building $5,075	$48,545 (+6.26%) Land $1,836 Building $46,709
2023	$430.00	$5,025 Land $202 Building $4,823	$45,683 Land $1,836 Building $43,847

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 29, 2010 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

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

Wildfire

Wildfire Risk	Moderate above 62% of the US · lower than 76% of Oklahoma
Wildfire Likelihood	0.2% annual chance
Exposure	Direct burnable vegetation at the parcel

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Dobson Technologies Fiber	10,000 / 10,000
Cable One Cable	1,000 / 50
AMG Technology Investment Group Fixed Wireless	500 / 100
360 Communications, Inc. (OK, AR & TX) Fixed Wireless	400 / 50
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless	100 / 20

Based on FCC filings for 121 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	STEPHENS CO RWD #5 serves 6,426 people
Water Source	Purchased surface water from DUNCAN PUBLIC UTILITIES AUTHORITY
Last State Inspection	Aug 2025
Lead	Under 1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Lead service line inventory currently in violation since Oct 2024
Monitoring and Reporting	2 last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.