511 Holston Ave, Erwin, TN 37650 Property Records

Unicoi County property record for 511 Holston Ave, Erwin, TN 37650 · Last verified April 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bathrooms	2 Baths
Year Built	Built 2002
Square Footage	1,341 sqft Living Area
Lot Size	24,354 sqft (0.559 acres)
Garage	Detached, 1,008 sqft
Occupancy	Owner Occupied
Last Sale	$170,000 (2021)
Tax Bill	$909.00 (2024)

Owner

Source: Unicoi County records · APN 031F-F-023.00

Assessment roll updated December 3, 2025 · 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	2 Individual Names on File
Mailing Address	511 HOLSTON AVE, ERWIN, TN 37650-2107
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Oct 15, 2021 · Amount on Record
Deed Sale	Oct 15, 2021 · Amount on Record
Prior Sale	Mar 04, 2008 · Amount on Record
Deed Doc Number	20212299
Deed Book / Page	451 / 792
Record Refreshed	Jun 08, 2026

October 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	UNICOI TN
Recording Date	Oct 15, 2021
Property Address	511 HOLSTON AVE, ERWIN, TN 37650-2107
Document Number	0000451792
Book / Page	451 / 792
Map Reference	MB 28 PG 319
Instrument Date	Oct 05, 2021
Instrument	21002299
Transaction Type	Transfer
Record Updated	Apr 02, 2024
Title Company	JOHNSON CITY LAND TITLE, JOHNSON CITY TEAM TITLE LLC

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$629.00
Amount Accuracy	Full Amount Stated
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	281 OLD CHARITY HILL RD, ELIZABETHTON, TN 37643-4783

Mortgage

Document Number	0021002300
Date	Oct 15, 2021
Instrument	21002300

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Federal Housing Administration (FHA) Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 01, 2051

Tax Assessment & Valuation

Source: Unicoi County records · Assessment roll updated December 3, 2025 · Last verified April 2026

Property Jurisdictions

Type	Name
State	Tennessee
County	Unicoi County
Municipality	Erwin Town
Unified School District	Unicoi County School District (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		$34,825 (-) Land $8,000 Building $26,825	$139,300 (-) Land $32,000 Building $107,300
2024	$909.00 (+10.99%)
2023		$34,825 (-) Land $8,000 Building $26,825
2022	$819.00	$34,825 Land $8,000 Building $26,825	$139,300 Land $32,000 Building $107,300

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Unicoi County (47171C), updated August 23, 2016 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No
Nearest Special Flood Hazard Area	Zone AE, within 500 ft

Wildfire

Wildfire Risk	Low above 20% of the US · above 28% of Tennessee
Wildfire Likelihood	About 1 in 8,333 per year
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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

Property Details

APN / Parcel Number

Primary APN	`031F-F-023.00`
Alternative APNs	`086031F F 02300` `000007658`

Interior

Full Baths	2 Baths
Plumbing Fixtures	6 Plumbing Fixtures
Building Area	1,341 sqft Living Area
1st Floor	1,341 sqft 1st Floor
Stories	1 Stories
Utility Room	Utility Room
Primary Flooring	Carpet Flooring
Interior Structure	Paneling Interior Structure

Exterior

Year Built	Built 1937
Effective Year Built	Effective 2002
Exterior Material	Siding Exterior
Roof Construction	Gable/Hip Roof Construction
Roof Material	Metal Roof
Lot Area	24,354 sqft (0.559 acres)
Depth X Width	149 ft x 160 ft Depth x Width
Parking Spaces	3 Parking Spaces
Garage Type	Detached Garage
Garage Area	1,008 sqft Garage
Patio Area	99 sqft Patio
Porch Area	95 sqft Porch

Utilities and HVAC

Cooling System	A/C Package Cooling
Heating System	HVAC Heating
Sewage	Municipal Sewage
Water Source	Commercial Water Source

Location & Zoning

Street Address	511 HOLSTON AVE
City	ERWIN
State	TN
Zip	37650-2107
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	TWIN OAKS BLK 1 LOT 2-5 160X149
Legal Subdivision	TWIN OAKS
Legal Block	1
Legal Lot Number	2-5
Jurisdiction	UNICOI TN
Minor Civil Division	2
Census Blockgroup	1
Census Block	1035
Census Tract	80400