Top Rated ADU Builders in The Sea Ranch

Browse the complete directory of ADU contractors in The Sea Ranch. Compare pros, check licenses, and view local projects.

20

Contractors

$1.3M

Avg Home Value

Companies & Contractors serving close to The Sea Ranch

Top-rated professionals serving The Sea Ranch and neighboring areas in Sonoma County

20 Builders
Architect
TOP RATED

James McCalligan Architect/ JMA Architects

115 4th St Suite A (SECOND FLOOR, Santa Rosa, 95401
Sonoma County, CA
Home builder
TOP RATED

North Bay ADU & Additions

1475 North St, Santa Rosa, 95404
Sonoma County, CA
General contractor
TOP RATED

West Coast ADU

4245 Hargrave Ave, Santa Rosa, 95407
Sonoma County, CA
Home builder
TOP RATED

Sonoma Manufactured Homes

1840 Petaluma Blvd N, Petaluma, 94952
Sonoma County, CA
Modular home builder
TOP RATED

hybridCore Homes

1022 Mendocino Ave, Santa Rosa, 95401
Sonoma County, CA
Modular home dealer
TOP RATED

Hybrid Prefab Homes

4591 Sonoma Hwy, Santa Rosa, 95409
Sonoma County, CA
Custom home builder
TOP RATED

R.A. Wilson Construction

18650 Sonoma Hwy #12, Sonoma, 95476
Sonoma County, CA
Custom home builder
TOP RATED

American Made Building, Inc.

880 Piner Rd ste 48, Santa Rosa, 95403
Sonoma County, CA
Home builder
TOP RATED

Little House on the Trailer

1840 Petaluma Blvd N A, Petaluma, 94952
Sonoma County, CA
Home builder

Harmony at SOMO by Century Communities

9101 Camino Colegio, Rohnert Park, 94928
Sonoma County, CA
Property management company

Sonoma County Property Rentals

5218 Country Club Dr, Rohnert Park, 94928
Sonoma County, CA
Home builder
TOP RATED

Harkey Construction, Inc. Lic. #790931

810 Denbeste Ct #101, Windsor, 95492
Sonoma County, CA

The Sea Ranch Real Estate Market

Easy to understand market data to help you make informed ADU investment decisions.

Based on aggregated market data from multiple housing platforms and public records

Average Rent

Monthly rental price

Data not available

Average Home Value

Property valuation

-2.6%

$1.3M

The Sea Ranch Market Trends
Home Values:Down 2.6%
Data period: Aug 2024 - Jan 2026

Market Analysis

The Sea Ranch shows stable market conditions over the past 12 months. Home values have changed by 2.6%, making ADU investment a strategic choice for homeowners.

Market ForecastNext 12 Months

Projected Property Value

Current market analysis for The Sea Ranch indicates a -1.9% increase in property values over the next 12 months.

+$-25kProjected Gain
Hotspot Alert: ZIP 95497 is projected to lead with -1.9% growth.

Similar Cities to The Sea Ranch

Cities with similar market characteristics for comparison

Home Value$0
1

La Cresta - Altavista

$1,290/mo
Home Value$0
2

Antelope

$2,334/mo
Home Value$0
3

Stevenson Ranch

$2,946/mo
Home Value$0
4

West Carson

$3,240/mo
Home Value$205,750
5

Taft

$1,192/mo

California State ADU Standards

These are the guaranteed rights for homeowners in The Sea Ranch under California State Law. Local agencies cannot enforce stricter standards than these baselines.

* While these state laws provide a baseline, always verify specific local overlay zones or fire safety regulations with the The Sea Ranch planning department.

Building ADUs in The Sea Ranch

Finding the right contractor is the first step to a successful project in The Sea Ranch, California. Our directory aggregates public data on 20 builders operating in the area.

Homeowners in The Sea Ranch are increasingly looking to ADUs to offset mortgage costs. With average rental rates hovering around /mo, a well-built unit can turn into a cash-flow positive asset quickly.

Use our platform to compare local pros. We compile information from across the web to help you evaluate experience, specializations, and service areas for projects in Sonoma County.

Frequently Asked Questions about ADUs in The Sea Ranch

Common questions from local homeowners

ADU construction costs in The Sea Ranch typically range from $250-$400 per square foot for standard construction. For a 500 sq ft unit, this translates to $125,000-$200,000. Garage conversions are usually more affordable, often costing 30-50% less than new detached construction.

ROI Intelligence

Investment insights for The Sea Ranch

Value Growth (12m)

-2.6%