4100 W Mars St, Tucson, AZ 85741 Property Records

Pima County property record for 4100 W Mars St, Tucson, AZ 85741

Property Summary

Property Type	Single Family Home
Details	2 ba · 1,196 sqft · built 1977
Lot Size	0.245 acres (10,677 sqft)
Owner	Company Name on Record
Last Sale	$130,000 (Apr 2017)
Tax Bill	$1,925 (2025)
Deeds & Mortgages	Jan 2024 Transfer Apr 2017 Sale
Flood Zone	Zone X (minimal risk)
APN	`225-38-0160`

Property Details

APN / Parcel Number

Primary APN	`225-38-0160`

Interior

Full Baths	2 Baths
Plumbing Fixtures	6 Plumbing Fixtures
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,196 sqft Living Area
1st Floor Area	1,196 sqft

Exterior

Year Built	Built 1977
Exterior Material	Wood
Roof Material	Rolled Roofing
Lot Area	10,677 sqft (0.245 acres)
Garage Type	Carport
Carport	Carport
Parking Spaces	1 Parking Space
Pool Type	Pool Type
Pool Area	512 sqft

Utilities, Heating & Cooling

Cooling System	Evaporative
Heating System	Forced Air

Location & Zoning

Street Address	4100 W MARS ST
City	TUCSON
State	AZ
Zip	85741-1645
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	JUPITER FOOTHILLS ESTATES LOT 1
Legal Range	13E
Legal Township	12S
Legal Section	31
Legal Subdivision	JUPITER FOOTHILLS ESTATES
Legal Lot Number	1
Jurisdiction	PIMA AZ
Township / Civil Division	TUCSON
Census Block Group	2
Census Block	2004
Census Tract	4647

Owner

Source: Pima County records, 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	Company Name on Record
Co-owner	Co-owner on Record
Mailing Address	4100 W MARS ST, TUCSON, AZ 85741-1645
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Jan 4, 2024	Intrafamily Transfer, Transfer
Apr 21, 2017	Warranty Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE AGENCY SOLU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 21, 2017 · Amount on Record
Deed Sale	Apr 21, 2017 · Amount on Record
Prior Sale	Apr 21, 2017 · Amount on Record
Deed Document Number	0001110912
Last Transfer Date	Jan 4, 2024
Transfer Doc	0000040485
Record Updated	Jun 8, 2026

January 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	PIMA AZ
Recording Date	Jan 4, 2024
Property Address	4100 W MARS ST, TUCSON, AZ 85741-1645
Document Number	0000040485
Map Reference	MB 16 PG 10
Instrument Date	Dec 14, 2023
Instrument	20240040485
Transaction Type	Transfer
Record Updated	Jan 18, 2024

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	4100 W MARS ST, TUCSON, AZ 85741-1645

April 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	PIMA AZ
Recording Date	Apr 21, 2017
Property Address	4100 W MARS ST, TUCSON, AZ 85741-1645
Document Number	0001110912
Instrument Date	Apr 20, 2017
Instrument	1110912
Transaction Type	Transfer
Record Updated	May 9, 2017
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE AGENCY SOLU

Transaction

Amount	Amount Recorded
Tax	$130.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4100 W MARS ST TUCSON AZ 857411645, TUCSON, AZ 85741-1645

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	Arizona
County	Pima County
Unified School District	Marana Unified District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$23,378 (+4.36%)	$233,782 (+4.36%)
2025	$1,925.00 (+9.81%)
2024		$22,402	$224,015
2023	$1,753.00

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	1 (2004)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Aug 2004 · rainfall accumulation

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

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

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.8% of Arizona
Wildfire Likelihood	Under 0.01% 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	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 483 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	1,200 / 35
Verizon Fixed Wireless	300 / 20
Simply Bits Fixed Wireless	100 / 30
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Bluespan Wireless, CenturyLink.

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