521 E Helen St, Tucson, AZ 85705 Property Records

Pima County property record for 521 E Helen St, Tucson, AZ 85705

Property Summary

Property Type	Single Family Home
Details	1 ba · 370 sqft · built 1924
Lot Size	0.176 acres (7,673 sqft)
Owner	Individual Name on File
Last Sale	$340,000 (Aug 2024)
Tax Bill	$2,456 (2025)
Deeds & Mortgages	Aug 2024 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`115-04-2220`

Property Details

APN / Parcel Number

Primary APN	`115-04-2220`

Interior

Full Baths	1 Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	370 sqft Living Area
1st Floor Area	860 sqft
Fireplace	Fireplace

Exterior

Year Built	Built 1924
Exterior Material	Stucco
Construction Type	Concrete
Roof Material	Rolled Roofing
Lot Area	7,673 sqft (0.176 acres)
Porch	Porch
Porch Area	92 sqft

Utilities, Heating & Cooling

Cooling System	Evaporative
Heating System	Forced Air

Location & Zoning

Street Address	521 E HELEN ST
City	TUCSON
State	AZ
Zip	85705-7417
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	FELDMANS AMENDED LOT 16 BLK 14
Legal Range	13E
Legal Township	14S
Legal Section	01
Legal Subdivision	FELDMANS AMENDED
Legal Block	14
Legal Lot Number	16
Jurisdiction	PIMA AZ
Township / Civil Division	TUCSON
Census Block Group	2
Census Block	2002
Census Tract	401

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Feldman's Historic District (Additional Documentation) listed 1989 · 1 contributing resources · NRIS 89001460

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

Source: Pima County assessment roll, as of January 1, 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	8 LAMPLIGHT LN, WESTPORT, CT 06880-6106
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Aug 26, 2024 · Amount on Record
Deed Sale	Aug 26, 2024 · Amount on Record
Deed Document Number	20242390301
Deed Book / Page	9486 / 2144
Record Updated	Sep 20, 2026

August 2024: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	PIMA AZ
Recording Date	Aug 26, 2024
Property Address	521 E HELEN ST, TUCSON, AZ 85705-7417
Document Number	0002390301
Map Reference	MB 2 PG 35
Instrument Date	Aug 8, 2024
Instrument	20242390301
Transaction Type	Transfer
Record Updated	Jun 8, 2026
Title Company	CATALINA TITLE AGENCY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Verified / From Affidavit
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	124 CARLSON RD, NEGAUNEE, MI 49866-2110

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	8 LAMPLIGHT LN, WESTPORT, CT 06880-6106

Mortgage

Document Number	0002390302
Date	Aug 26, 2024
Instrument	20242390302

Lender

Name	ESTELA RUIZ ETAL
Type	Private Party

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

Source: Pima County assessment roll, as of January 1, 2026

Property Jurisdictions

Type	Name
State	Arizona
County	Pima County
Municipality	Tucson City
Unified School District	Tucson Unified District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$26,973 (+13.63%)	$269,726 (+13.63%)
2025	$2,456.00 (+11.43%)
2024		$23,737 (+15.3%)	$237,367 (+15.29%)
2023	$2,204.00 (-0.77%)	$20,588
2022	$2,221.00		$205,878

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

Source: FEMA National Flood Hazard Layer, effective September 9, 2026

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

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

Wildfire Risk	Not rated no burnable land within ember reach

Drinking Water

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

Water System	CITY OF TUCSON serves 732,906 people · EPA ID AZ0410112
Water Source	Groundwater
Last State Inspection	Nov 2025
Lead	Under 1 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	32 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 674 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Lumen Technologies Fiber	8,000 / 8,000
Cox Communications Cable	2,000 / 100
Verizon Fixed Wireless	1,000 / 75
Simply Bits Fixed Wireless	100 / 30

May also be available: AT&T, Bluespan Wireless.

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