San Mateo County

Redwood City Rental Property Loans

Redwood City is a Peninsula market where a median house is not a DSCR purchase at normal leverage. The median home value is $1,878,298 and the median rent is $4,146, a 2.65% gross yield and a 0.34 DSCR at 20% down. What finances here is older multi-unit stock close to downtown, and houses that already carry a permitted second unit. The rest is an equity decision, and this page will not pretend otherwise.

Median home value

$1,878,298

Median rent

$4,146/mo

Gross yield

2.65%

DSCR at 20% down

0.34

Modelled at 7.11% on a 30-year fixed. Sources: Zillow ZHVI, August 2026; Zillow ZORI, August 2026; Freddie Mac PMMS 30-year fixed, week of November 12, 2026. Taxes and insurance modelled at 1.25% of value a year.

Run the number

See what a Redwood City rental supports

DSCR 0.34 · $12,065/mo out the door · -$7,919/mo · $375,660 down

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Redwood City's median house does not clear a DSCR lender

Start with the payment. Twenty percent down on the median value is $375,660, which leaves a $1,502,638 loan. At the model rate of 7.11%, principal and interest is $10,108 a month. Taxes and insurance at 1.25% a year add $1,957, so the all-in outlay is $12,065 against $4,146 of median rent. The property runs a $7,919 monthly deficit before vacancy, maintenance or HOA dues.

That is a 0.34 DSCR at 20% down and 0.41 at 35%. Neither number is near the 0.75 floor most DSCR programs require, and the gap is too wide for the usual fixes to matter. A lower rate helps at the margin, but the loan is $1,502,638 and the rent is $4,146. A rate buydown does not turn this file into a funded loan, and a borrower with a strong balance sheet does not change the rent the appraiser puts on the form.

Stated as rent rather than payments, at 20% down the property needs $9,049 a month to reach 0.75 and $12,065 to reach 1.00. The market median is $4,146. Reaching the target on a single lease would take more than double the median rent on a median-priced house, which is not something that happens by shopping better. It happens by changing the property.

Redwood City leverage at 0.34 leaves the down payment doing the work

On the median, 0.75 takes about 71.7% down and 1.00 takes about 82.7%. Those are the arithmetic answers, and they are worth stating plainly because they describe a different kind of buyer than the one most agents picture. Somebody putting 71.7% down on a Redwood City house is not financing a rental. They are placing equity in a low-leverage asset and taking a small loan for liquidity.

At that leverage the loan is small enough that the rent covers it, and the deal stops being a cash flow question and becomes a capital allocation question. That can be a rational purchase. It is not a DSCR purchase in the ordinary sense, and it should not be sold as one. If the plan requires the property to carry itself from day one, the median house is the wrong property at any down payment short of those numbers.

The percentages also explain the shape of local demand. A buyer who can write a check that size usually has options, and a Peninsula house at 82.7% down is competing against other uses of the same money. The buyers who actually close tend to be exchange buyers with a deadline, long-hold owners who already know the block, or families buying a property they intend to keep for a generation. None of them need the ratio to look good, because they are not maximizing it.

Redwood City stock that can finance: multi-unit and second-unit houses

The properties that move toward a fundable ratio are the ones with more than one rent. Redwood City has an older core around downtown with small apartment buildings, duplexes and houses that were divided into units long before the current price level. Those buildings trade on their rent roll rather than on a per-square-foot comparison with a renovated house, and that is why they can underwrite where a median single-family listing cannot.

The second category is a house with a permitted second unit, usually a converted lower level or a detached structure on a lot that was large enough to hold it. A separate entrance and its own lease give the appraiser a second income stream, and the combined rent can approach the $9,049 the property needs at 20% down. The operative word is permitted. An unpermitted unit may house a tenant, but the lender and the appraiser are not obliged to count the rent.

Neither category is a shortcut around the ratio. Two rents on a $1,878,298 property still have to total $9,049 to reach 0.75 at 20% down, and that is a high bar even for a duplex. What the extra units do is make the file worth underwriting at all, because a single rent at this price is not close. From there the deal is a specific rent roll, a specific unit mix and a specific set of permits.

This page will not tell you what the city allows on a given parcel. Zoning, lot coverage and second-unit rules are local questions with parcel-level answers, and the reliable source is the City of Redwood City's planning department. Confirm what is permitted before you pay for an appraisal, and confirm it again in writing before you close.

Redwood City carrying costs the model leaves out

The model uses 1.25% of value a year for taxes and insurance, which is a constant rather than a quote. Proposition 13 keeps the base assessment near 1% of assessed value and caps annual increases, but a sale reassesses at the purchase price. On a Peninsula house that has been held for decades, the seller's tax bill can be a fraction of yours. Underwrite the post-sale number and budget for the supplemental assessment.

Insurance is the harder line to pin down. Older wood-frame buildings, hillside parcels and anything with an aged roof or outdated wiring can price well above a standard quote, and the difference lands directly in the denominator. Get a bound policy during diligence, not an estimate, and re-run the ratio with the real number before you remove the financing contingency.

Two costs are outside the model on purpose. HOA dues are not in the denominator used here, and neither is vacancy. That matters more in Redwood City than in most markets because a large share of the newer stock is attached and carries an association. A condominium or townhouse adds dues to the lender's calculation and may add rental caps, waiting lists or litigation that make the project unfinanceable.

The physical plant deserves the same attention. A prewar building near downtown will have a foundation, a sewer line and an electrical system sized for a different era, and deferred maintenance on a long-held property is normal rather than exceptional. A scope from a contractor and a reserve in the budget belong in the underwrite, not in the list of things discovered after the loan is approved.

The Redwood City deal, worked through

A median-priced Redwood City rental bought with a DSCR loan at 7.11% and 20% down. Every figure below is arithmetic on the two measured values above, not a quote from a lender.

Purchase price (median home value)$1,878,298
Down payment at 20%$375,660
Loan amount$1,502,638
Principal and interest$10,108/mo
Taxes and insurance at 1.25%$1,957/mo
All-in monthly outlay$12,065/mo
Median rent collected$4,146/mo
Monthly cash flow-$7,919/mo
DSCR0.34

What clears 0.75 in Redwood City

At 7.11%, a median-priced Redwood City rental needs 71.7% down to reach a 0.75 ratio. Keeping 20% down instead, the rent has to be $9,049 a month rather than $4,146.

What clears 1.00 in Redwood City

A full 1.00 ratio takes 82.7% down at the median, or $12,065 a month in rent at 20% down. That is the gap between a Redwood City deal that finances and one that waits.

Model assumptions: 7.11% 30-year fixed, 1.25% of value a year for taxes and insurance, no HOA, no vacancy or maintenance in the ratio. A lender uses the appraiser's market rent and adds any HOA dues, so a real file will move.

Where the Redwood City rental stock actually sits

Citywide medians hide the decision. These are the areas Redwood City investors ask about most, and what to underwrite before you commit to one.

Downtown

The older core around the courthouse and the Caltrain station, with prewar commercial buildings, small apartment houses and newer mid-rise construction on the same blocks. This is where the multi-unit stock that can actually underwrite tends to sit. Expect small units, old systems and a wide spread between a renovated building and one that has not been touched.

Palm Park

A triangular pocket between Woodside Road and Redwood Avenue, mixing houses, duplexes, apartments and condominiums on the same block. That mix is why rental buyers look here, and why the unit count on a single parcel can vary more than the listing suggests. The stock is old and the lots are narrow, so a second unit is a permit question rather than an assumption.

Woodside Plaza

A west-side neighborhood of single-family houses and duplexes on quiet streets, with apartments along Woodside Road and a small shopping center at its center. It is a family market with a rental edge on the arterial, and the rent-to-price relationship reflects that. The lots are generous enough that a second unit is the realistic route to a second rent.

Farm Hill

The hillside neighborhood along the western border with Woodside, with single-family houses built to the slopes and a few apartment and condominium buildings. It is quiet, low-turnover and oriented to owners rather than renters. Access, drainage and insurance matter more than the rent roll here, and a second unit on a sloped lot is a question for the city.

Redwood Shores

A planned community on the bay side of the city, with condominiums, townhouses and single-family homes on flat, engineered streets. It is the part of Redwood City where association dues and rental restrictions do most of the work on a ratio, so read the governing documents before you look at the unit. Waterfront exposure also changes the insurance quote.

Emerald Hills

A wooded hillside community above the city that is not part of Redwood City at all. It sits in unincorporated San Mateo County, with a Redwood City mailing address and county zoning, so the city's rules do not apply to a parcel there. Rental stock is thin and insurance is the hard part. Confirm jurisdiction and fire exposure before you underwrite.

Redwood City investment property questions

What does a Redwood City rental cost per month at 20% down?

Principal and interest is $10,108 and taxes and insurance add $1,957, so the all-in outlay is $12,065 against $4,146 of median rent. That is a $7,919 monthly gap before vacancy, maintenance or HOA dues. The down payment is $375,660 and the loan is $1,502,638.

What DSCR does a median Redwood City house produce?

A 0.34 at 20% down and 0.41 at 35% down. Both are far below the 0.75 floor most DSCR programs want, and the gap is too wide for a rate buydown to close. A median house here is not a DSCR purchase at normal leverage.

How much down does a Redwood City DSCR loan need?

On the median value, about 71.7% down reaches 0.75 and about 82.7% reaches 1.00. Those are median-property figures. A duplex or a house with a permitted second unit can need less because the rent side of the ratio is larger, so the answer moves with the property.

What rent would a Redwood City property need for 0.75?

At 20% down it needs $9,049 a month to reach 0.75 and $12,065 to reach 1.00. Median rent is $4,146. Closing that gap requires more than doubling the income on the parcel, which means more units, not a better listing.

Does a permitted second unit help a Redwood City DSCR file?

It can. A permitted unit with a separate entrance and its own lease gives the appraiser a second income stream, and the combined rent is what gets a house closer to the $9,049 target at 20% down. An unpermitted conversion is a different conversation, and lenders vary on whether they will count it.

Are HOA dues and vacancy included in these figures?

No. The denominator used here is principal, interest, taxes and insurance. HOA dues sit outside it, and so does vacancy. A lender adds association dues where they exist and uses the appraiser's market rent, so a condominium or townhouse will underwrite worse than this page suggests.

Why is the Redwood City ratio so low?

Because the price is high relative to the rent. A 2.65% gross yield means a year of rent covers about two and a half percent of the purchase price before any expense. At the 7.11% model rate that produces a 0.34 DSCR at 20% down, which is the arithmetic of a price set by owner-occupiers rather than by rental income.

How does Proposition 13 affect a Redwood City purchase?

The base tax stays near 1% of assessed value with a cap on annual increases, but a sale reassesses the property at the price you pay. A house held for decades can carry a much lower bill than yours, and a supplemental assessment follows closing. Underwrite the post-sale taxes.

Can a Redwood City DSCR loan close in an LLC?

Yes. Single-purpose LLC vesting is standard for DSCR and portfolio loans in California. The lender underwrites the property and the guarantor, not the entity's income, so expect a personal guaranty, reserves and the operating agreement. Vesting does not change the ratio.

What should I confirm with the city before buying a second unit?

Whether the unit is permitted, whether the parcel is zoned for it, and what the current rules allow. Those are parcel-level questions for the City of Redwood City, and a seller's description is not an answer. Pull the permit history and get the zoning in writing before you order an appraisal.

Ready to put a Redwood City deal in front of a lender?

Redwood City is not a market where a median house pays for itself. It is a market where a specific rent roll, a permitted second unit or a large equity position decides the file. Send the address and the income it actually collects, and the model on this page will be run against the real numbers.

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