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Larkspur sits in Marin County, where the median household income of $142,785 supports homes well above the state average. A private mountaintop opening to the public signals the area's continued appeal to Bay Area buyers.
The conforming limit for 2026 is $1,249,125, covering most Larkspur purchases. ARMs typically start with lower initial rates than 30-year fixed mortgages, making them attractive for short-term buyers.
0.5–1% below fixed
ARM Initial Rate Advantage
$200–$400
Typical Monthly Savings (Early Years)
620
Minimum FICO for ARM
$1,249,125
2026 Conforming Limit
45–60 days
Typical Close Timeline
Adjustable Rate Mortgages (ARMs) in Larkspur
ARMs require a minimum FICO score of 620 for most lenders, though 640+ is common for better terms. Down payment ranges from 3% to 20% depending on the lender and your credit profile.
The county's median household income of $142,785 qualifies buyers for loans in the $550,000 to $650,000 range. Stronger income or significant assets can push that ceiling higher.
Local decision guide
Use this guide to connect adjustable rate mortgages (arms) eligibility, lender expectations, and local market factors before comparing payment options in Larkspur.
Larkspur sits in Marin County, where the median household income of $142,785 supports homes well above the state average. A private mountaintop opening to the public signals the area's continued appeal to Bay Area buyers.
The conforming limit for 2026 is $1,249,125, covering most Larkspur purchases. ARMs typically start with lower initial rates than 30-year fixed mortgages, making them attractive for short-term buyers.
ARMs require a minimum FICO score of 620 for most lenders, though 640+ is common for better terms. Down payment ranges from 3% to 20% depending on the lender and your credit profile.
California lenders offering ARMs range from large banks to mortgage brokers and credit unions. Most require 45 to 60 days to close, with faster timelines for well-documented borrowers.
ARMs come in several adjustment structures: 3/1, 5/1, 7/1, and 10/1 are most common. Lenders cap annual rate increases at typically 2% and lifetime caps at usually 6%.
ARMs make sense in Larkspur for buyers who plan to sell within seven years or refinance before adjustment. The initial savings versus a 30-year fixed can mean $200 to $400 monthly.
Above $1,249,125, jumbo ARMs apply different rules and typically higher rates. For conforming purchases under that limit, ARMs reward short-term buyers; fixed rates usually win for 10+ year stays.
A 30-year fixed mortgage offers payment certainty for the life of the loan. An ARM trades that certainty for a lower initial rate—typically 0.5% to 1% below fixed.
Larkspur buyers who know they'll relocate or refinance within five years often find ARMs worth the trade-off. Those planning to stay 15+ years usually prefer the predictability of a fixed rate.
A privately owned Marin mountaintop is opening to the public for the first time in decades. That kind of infrastructure investment signals growing appeal for Larkspur buyers seeking outdoor lifestyle.
Bar Auklet, an ambitious seafood restaurant, is opening in Point Reyes Station nearby. These dining upgrades matter to buyers evaluating whether Larkspur is the right place to stay.
ARM lending in California remains steady, with lenders competing on initial rates and adjustment terms. Brokers and banks both offer ARMs, though terms and closing timelines vary.
Borrowers with strong credit (680+) and solid income documentation close faster and access better initial rates. Those with lower FICO scores or complex income may face longer underwriting.
A 5/1 ARM fixes the rate for five years, then adjusts annually. A 7/1 ARM locks the rate for seven years before adjusting.
Yes. Refinancing is always an option if rates drop or your situation changes. Many ARM borrowers refinance into a fixed mortgage before adjustment.
Your payment increases based on the new rate, subject to annual and lifetime caps. A typical 2% annual cap limits how much your rate can jump.
ARMs work best for buyers planning to sell or refinance within 5–7 years. If you're staying 10+ years, a fixed-rate mortgage usually offers better predictability.
No. ARM down payments start at 3%, the same as fixed mortgages. Your FICO score and debt-to-income ratio determine your down payment range.