Boston - MA vs San Diego - CA: 2026 Housing Comparison

What this means for buyers

San Diego - CA is roughly 28% more expensive than Boston - MA in typical home value. Homes sit on market longer in San Diego - CA (25 days vs 14), suggesting more buyer leverage there. San Diego - CA sees more listings with price cuts (28.8% vs 23.7%), a sign of softening seller expectations.

Boston vs San Diego: what the numbers say

At today's 7.24% average 30-year rate with 20% down, the typical home would cost about $3,956 a month in principal and interest in Boston and $5,054 in San Diego, a gap of $1,098 a month.

Typical rent runs $2,987 in Boston and $2,967 in San Diego, so the mortgage payment alone is 1.3 times rent in Boston and 1.7 times rent in San Diego, before taxes and insurance.

Home prices are 20.2 years of rent in Boston and 26.0 in San Diego; the lower ratio in Boston means buying there is cheaper relative to renting.

Over the last 23 months typical values moved +3.0% in Boston and -1.8% in San Diego; over just the last three months the change was +0.6% in Boston and +0.3% in San Diego.

Homes sell for 101.3% of list price in Boston and 99.3% in San Diego, after 14 and 25 days on the market, with price cuts on 24% and 29% of listings. All three signs point the same way: buyers have more room to negotiate in San Diego.

The number of homes for sale is up 14% on a year ago in Boston and down 6% on a year ago in San Diego.

Payments assume a 30-year fixed loan at the Freddie Mac weekly average rate (2026-10-29), 20% down, principal and interest only. Home values, rents and market figures are Zillow Research metro data.