My property tax rate is 2.72%.

I am currently evaluating a multi-family investment opportunity in Anaheim, CAIs there a local commercial broker or property manager who could tell me what the market cap rate is for C class multifamily buildings 10 to 20 units in that area?

Recently several of my investor clients have leveraged equity in their primary or investment properties as down payments for purchase acquisitions by obtaining a HELOC or fixed rate second mortgage. 

Definitely check in with @Joseph Chiofalo for Jumbo second home and investor loan products, we just had an unbeatable rate and appraisal waiver here on the coast. 

Also not sure when you bought your primary residence, but most likely rates have risen which means your payment would go up. 

or any recommendations on which is the best Bank/lender to get one with the best rates? 

I view my primary as my long-term home, 3 young kids with a good school system, so this is where we are settled.

While opinions may vary, I rely on data to help drive real estate decisions and planning.Key ConsiderationsEducational Attainment: 77008 boasts higher numbers of residents with bachelor's (12,241) and master's degrees (5,739) compared to 77063.Demographics: 77063 has a higher percentage of foreign-born residents (41.02%) which typically indicates a strong rental market and with 76.86% renter-occupied versus 32.60% in 77008.Economic Factors: Median income in 77008 is $140,609 with a low unemployment rate of 3.37%, whereas 77063 shows lower median income ($51,899), higher unemployment (9.99%), and more families below the poverty level (16.51%), which may indicate economic diversity but also potential rental payment risks​​.Age Distribution: 77008 has more middle-aged residents (35-54) [8970 compared to 6,115] and a slightly higher proportion of young adults (25-34) compared to 77063 but both are popular with younger adults suggesting strong rental markets equally exist.

These small outskirt cities may develop excellent school districts(like cary in NC) but the industry growth plus school is rare.

"McAllen was recognized as the third safest city by SmartAssest.com, which analyzed a core set of common safety factors, including the following five metrics: violent crime, property crime, vehicular mortality rate, drug poisoning mortality rate and the percentage of the population engaging in excessive drinking."