Opportunity to buy a highly efficient straw bale construction home with radiant heat in the floor and central A/C. Exterior walls are 22 inches thick. Solar assisted hot water. This unique custom home is on 4.85 acres with awesome views of the mountains and Santa Cruz Valley. Casita has a bedroom, bathroom, kitchenette and living room. It is all steel construction with a metal roof. Too many features to list here.
Single-familyProperty Type
2000Year Built
4.85 acresLot Size
$195Est. Price/Sq.Ft.
1 spaceParking
Listed by Lori Adamson• Connect Realty
Bought with Joette Schenck• HomeSmart Pros Real Estate
Opportunity to buy a highly efficient straw bale construction home with radiant heat in the floor and central A/C. Exterior walls are 22 inches thick. Solar assisted hot water and for the radiant heat. This unique custom home is on 4.85 acres with awesome views of the mountains and Santa Cruz Valley. Casita has a bedroom, bathroom, kitchenette and living room and is all steel construction with metal roof. Too many features to list here.
MLSSAZ #4115497
Aug 31, 2015
Sold
$240,000
$105/sq ft
May 9, 2015
Listed
$270,000
$118/sq ft
+44
Opportunity to buy a highly efficient straw bale construction home with radiant heat in the floor and central A/C. Exterior walls are 22 inches thick. Solar assisted hot water. This unique custom home is on 4.85 acres with awesome views of the mountains and Santa Cruz Valley. Casita has a bedroom, bathroom, kitchenette and living room and is all steel construction with metal roof. Too many features to list here.
MLSSAZ #21513786
Sep 4, 2015
Sold
$240,000
$105/sq ft
May 9, 2015
Listed
$270,000
$118/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$1,662 (+5.9%)
$950 + $23,518
$24,468
2024
$1,570 (+1.1%)
$950 + $24,364
$25,314
2023
$1,554 (+1.9%)
$950 + $24,364
$25,314
2022
$1,524 (−2.8%)
$620 + $20,306
$20,926
2021
$1,568 (+6.9%)
$500 + $17,117
$17,617
2020
$1,467 (+22.6%)
$500 + $17,117
$17,617
2019
$1,196 (+15.8%)
$500 + $17,117
$17,617
2018
$1,033 (+6.7%)
$500 + $17,016
$17,516
2017
$967 (+4.7%)
$500 + $14,610
$15,110
2016
$924 (−3.1%)
$500 + $14,371
$14,871
2014
$954
$560 + $11,303
$11,863
Tax history for 1835 Circulo Tortuga
Year
Property tax
Land + Additions
Assessment*
2025
$1,662 (+5.9%)
$950 + $23,518
$24,468
2024
$1,570 (+1.1%)
$950 + $24,364
$25,314
2023
$1,554 (+1.9%)
$950 + $24,364
$25,314
2022
$1,524 (−2.8%)
$620 + $20,306
$20,926
2021
$1,568 (+6.9%)
$500 + $17,117
$17,617
2020
$1,467 (+22.6%)
$500 + $17,117
$17,617
2019
$1,196 (+15.8%)
$500 + $17,117
$17,617
2018
$1,033 (+6.7%)
$500 + $17,016
$17,516
2017
$967 (+4.7%)
$500 + $14,610
$15,110
2016
$924 (−3.1%)
$500 + $14,371
$14,871
2014
$954
$560 + $11,303
$11,863
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Zoning
Permits
Beds
—
Baths
—
Stories
1
Lot width
—
Lot depth
—
Lot size
4.85 Acres
Year renovated
—
Sq. Ft.
1,649
Year built
2000
Style
Single Family Residential
County
Santa Cruz County
APN
13206234
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 31, 2026.
R2
Residential District
The R-2 district is designed to accommodate a single-family residence on a minimum lot size of 18,000 sq ft lots.
Permitted uses
Include but are not limited to:
Housing-Single unit
Jun 18, 2018 • Final
Building
ADU
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Parking
Parking Information
Carport Spaces: 1
Covered Spaces: 1
Interior
Bathroom Information
Bathrooms Full: 2
Bathrooms Total Integer: 2
Interior Features
Interior Features: Strawbale, Enrgy Star Appliance, Solar Hot Water Sys, Bath Exhaust Out
Appliances: Exhaust Fan, Dishwasher, Refrigerator
Flooring: Tile
Laundry Features: Laundry Room, Washer, Dryer
Exterior
Building Information
Building Area Total: 2,279
Construction Materials: Natural Material, Straw
Exterior Features
Patio And Porch Features: Covered
Fencing: Chain Link
Roof: Metal
Property Information
Property Sub Type: Single Family Residence
Levels: One
Living Area: 2,279
Land Information
Horse YN: Yes
Lot Information
Lot Size Square Feet: 211,266
Lot Size Dimensions: 0x0x0x0
Lot Features: Dividable Lot, Subdivided
Zoning: SCC - R-1
Financial
Tax Information
Tax Annual Amount: $954.60
Tax Year: 2014
Parcel Number: 132-06-234
Utilities
Utility Information
Sewer: Septic Tank
Heating & Cooling
Has Heating
Heating: Radiant
Has Cooling
Cooling: Central Air
Location
School Information
Elementary School: Mountain View Elementary
Middle Or Junior School: Coatimundi Middle School
High School: Rio Rico High School
High School District: Santa Cruz Valley United School District #35
Location Information
Directions: I-19 to Palo Parado (exit 25) go left to Pendleton; left to Camino Mar, Right on Playa; left on Via San Cayetano, then stay right onto Tortuga to address.
UnparsedAddress: 1835 Circulo Tortuga, Rio Rico, AZ 85648
Community Information
Community Features: Golf, Tennis Court(s), Jogging/Bike Path, Fitness Center, Rec Center
Public facts
Beds: —
Baths: —
Sq. Ft.: 1,649
Stories: 1.0
Lot Size: 4.85 acres
Style: Single Family Residential
Year Built: 2000
Year Renovated: —
County: Santa Cruz County
APN: 13206234
Home facts updated by county records on Aug 31, 2026
Around this home
Schools
Patagonia Elementary School
Public PreK-8 • Assigned • 13.6mi
7/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
8/10 Fire Factor
42% chance of being in a wildfire in next 30 years
6/10 Heat Factor
7 days above 98° expected this year, 20 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
1/10 Air Factor
0 unhealthy days expected this year, 0 days in 30 years
Provided by First Street
Historical weather
Rio Rico, AZ • 85648
Average low and high temperatures (°F)
65
36
75
42
80
46
81
49
88
55
98
67
95
69
96
70
92
65
87
55
75
43
74
41
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 12.4 hours in
June and 7.3 hours in December, placing it above the
U.S. average for solar exposure.
12.4 hrs
7.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$423,000 – $512,000
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