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Sistine Castellini

Sistine Castellini
Real Estate Agent (Salesperson)
Tucson AZ

Salesperson (AZ: SA529405000)

25 years experience

REALTOR® 3 Active Listings Serves Pima County, AZ
View on Realtor.com

Contact Information

Brokerage
Umbrella Realty

Office Website
Office Address
5332 N Via Entrada
Tucson, AZ  85718
(Pima County)
Office Phone
520-241-2006
Office Fax
520-751-4222
Mobile
520-544-5197
Email
umbr**********@*****.com
Show Email for $5

Service Areas

Tanque Verde: AZ Catalina Foothills: AZ Tucson: AZ Oro Valley: AZ Casas Adobes: AZ Marana: AZ Flowing Wells: AZ Rincon Valley: AZ Santa Rita Foothills: AZ Santa Rita: AZ Corona: AZ Corona de Tucson: AZ Vail: AZ

About Sistine Castellini

Selling or purchasing a home is an intense process and is sure to bring up conflicting emotions Whether you are a seller client or a buyer client I owe you the fiduciary duties of loyalty obedience disclosure confidentiality and accounting and I take this very seriously Fiduciary duties are designed to impose the highest standard of care and I am committed to scrupulously maintaining those standards As your REALTOR® I am employed to act on your behalf and to share my knowledge of the process with you

In order to do this more effectively I have earned the Certified Luxury Home Marketing Specialist designation which allows me to contribute advanced knowledge and expertise to the experience of selling or buying homes I have also earned the Certified Negotiation Expert designation which allows me to negotiate effectively to help achieve your goals Less than 5% of real estate agents nationwide hold this designation

During the time we work together I realize that your transaction and your needs are my number one priorities Being a good listener responding quickly to your needs and keeping the lines of communication open between us are critical to the process

I know firsthand how demanding real estate transactions can be I also know the rewards of a transaction where the buyers have found the home of their dreams or where a seller has maximized market value I am present for you during the entire process from beginning to end and after closing as well

These are my commitments to you and to my profession I am grateful for the opportunity to serve as your REALTOR® and your most proactive home advocate

Pima County, AZ Real Estate Market Analysis (Single Family Homes)

$557,766
Avg. Listing Price
From Sistine's portfolio
3.3 / 2.5
Avg. Beds/Baths
Typical property size
2,112 sf
Avg. Square Footage
Interior living space
6107
Active Listings
Current inventory

Pima County's real estate landscape reflects the dynamic growth patterns of southern Arizona, where desert beauty meets urban sophistication. Home to Tucson, the state's second-largest city, this market encompasses everything from historic adobe neighborhoods to modern master-planned communities spreading across 9,189 square miles of diverse terrain. The county's unique position as both a retirement destination and university town creates fascinating market dynamics that keep the region's 5,821 actively licensed real estate agents constantly adapting to shifting demands.

What makes Pima County particularly intriguing is its blend of established urban cores and emerging suburban markets, all set against the backdrop of the Sonoran Desert. With all 5,821 agents maintaining email contact information, the market demonstrates a high level of digital connectivity that reflects the area's tech-savvy approach to real estate transactions. This comprehensive digital presence becomes crucial when navigating a market where properties can range from $150,000 manufactured homes in outlying areas to multi-million dollar estates in the foothills.

Major Pima County, Arizona Real Estate Markets

Tucson dominates the county's real estate activity, but the market extends far beyond the city limits into distinctive communities like Oro Valley, Marana, and Sahuarita. Each area offers unique characteristics: Oro Valley attracts affluent retirees with its resort-style amenities, while Marana has emerged as a family-friendly suburb with new construction driving growth. The historic charm of neighborhoods like Sam Hughes and Armory Park in central Tucson contrasts sharply with the contemporary developments spreading north toward the Catalina Mountains.

Desert communities such as Vail and the unincorporated areas of the Rincon Valley represent some of the county's fastest-growing segments, appealing to buyers seeking space and mountain views. These markets often surprise newcomers with their resilience and growth potential, particularly as remote work has made proximity to urban centers less critical for many professionals.

Market Dynamics and Geographic Complexity

Pima County's real estate market operates on multiple levels simultaneously, with seasonal fluctuations driven by "snowbird" migration patterns creating unique challenges and opportunities. Winter months see increased activity in active adult communities and vacation properties, while summer presents opportunities in the traditional family housing market. The presence of major employers like the University of Arizona, Raytheon, and Davis-Monthan Air Force Base provides stability that many Sun Belt markets lack.

Geographic complexity adds another layer of sophistication to local real estate dynamics. Properties in flood-prone areas require different expertise than those in fire-risk foothills locations, while water rights and desert landscaping regulations create specialized knowledge requirements. This complexity explains why successful real estate professionals in Pima County often develop niche expertise in specific geographic areas or property types.

Why Businesses Need Pima County, Arizona Agent Contact Data

Service providers, lenders, and real estate technology companies find Pima County's agent network particularly valuable due to the market's diversity and year-round activity. With 5,821 agents all maintaining email connectivity, businesses can efficiently reach professionals handling everything from first-time buyer programs to luxury resort properties. The market's mix of price points and property types means agents regularly need specialized services, creating opportunities for B2B companies across multiple sectors.

The county's growth trajectory, combined with its agents' digital connectivity, makes it an ideal testing ground for new real estate products and services. Companies launching innovative tools or services benefit from engaging with this sophisticated agent network that serves diverse client bases and manages complex transactions across varied geographic and regulatory environments.

Current Property Listings

As of 2/13/2026, Sistine Castellini has 3 properties for sale in Tucson and surrounding areas.

$1,700,000

Listed 2026-01-20

15441 E Tumbling J Ranch Pl
Vail, AZ  85641

Beds: 3.0
Baths: 3.5
Sq Ft: 5,144
Lot: 90,605 sf
Single Family Map
View Full Details

$319,000

Listed 2025-11-05

7347 W Agave Ranch Pl
Tucson, AZ  85735

Beds: 3.0
Baths: 2.0
Sq Ft: 2,176
Lot: 36,155 sf
Mobile Map
View Full Details

$354,000

Listed 2025-12-23

737 W Calle El Teclado
Sahuarita, AZ  85629

Beds: 4.0
Baths: 2.5
Sq Ft: 2,208
Lot: 5,227 sf
Single Family Map
View Full Details

Current Property Rentals

Sistine Castellini currently has no rental properties available in Tucson and surrounding areas. Check back later.