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Rio del Mar, California (1) (cropped)
California›Santa Cruz County

Rio del MarCA

Some 9,201 people live in this town, in California.

3 bordering townsMap →
Photo: Cristiano Tomás · CC BY-SA 4.0
Photo of Rio del Mar

Rio del Mar, CA · Photo: Cristiano Tomás · CC BY-SA 4.0 · Source ↗

What should you know before moving to Rio del Mar?

Strong in places, weak in others. Its weakest subject is cost of living (D−): the typical home is worth about $1.3 million, 12 years of the Santa Cruz metro’s $111K median household income. With a C+ overall, Rio del Mar sits 326th of 841 in California. It comes out better than 36% of U.S. towns. Health is its strong suit — CDC estimates put its residents' health ahead of 94% of the country. Hazard risk is weaker too: FEMA rates its natural-hazard risk higher than 86% of U.S. communities, with earthquakes at the top. The biggest park or preserve is Monterey Bay National Marine Sanctuary, at 967 acres. Nearly two thirds of adults 25 and older hold a bachelor’s degree or more in the town, above both the California town median (29%) and the median of U.S. towns (29%).

Figures: health, CDC PLACES · home values, Zillow · incomes, Census ACS, 2020–24 · FEMA National Risk Index · OpenStreetMap.

What makes Rio del Mar stand out

Where Rio del Mar beats most towns, and one thing worth knowing.

A commuter town

94% of working residents leave Rio del Mar for work

Where Rio del Mar’s working residents go each day. Line width shows the share.

10% → Santa Cruz Santa Cruz 10% 9% → Watsonville Watsonville 9% 7% → San Jose San Jose 7% 5% → Live Oak Live Oak 5% 5% → Aptos Aptos 5% 4% → San Francisco San Francisco 4% Rio del Mar · 6% stay
1,263jobs based in Rio del Mar
6%of working residents work in town
12 mimedian commute distance

Census LEHD 2023

How Rio del Mar grades

Each subject compared with towns across the country (schools within California), ordered by how far Rio del Mar is from typical.

How grading works

Character Graded, but not part of the overall grade.
Described, not graded Taste, not quality: snow or an older crowd is neither good nor bad.

How TownRatings grades towns →

Rio Del Mar 2014
Rio Del Mar 2014, 2014
Rio del Mar’s story

Rio del Mar in pictures

Census counts: 7,067 in 1980, 9,128 in 2020. The archive holds 5 old photos and papers going back to 2014 and 6 maps from 1912 on.

Explore the history →
Nearby attractions

Levi's Stadium and 73 more within 40 miles

Museums, parks, gardens and other places to visit around Rio del Mar. Close and well known come first.

All 106 attractions →
Sources: National Park Service · ski areas © OpenSkiMap / OpenStreetMap contributors · Wikidata · Wikipedia readership · photos via Wikimedia Commons
Photo credits

Levi's Stadium: Matthew Roth, CC BY-SA 2.0 · California's Great America: Oleg Alexandrov, CC BY-SA 4.0 · Monterey Bay Aquarium: Meij.kobayashi, Public domain · SAP Center: Dicklyon, CC BY-SA 4.0 · Santa Cruz Beach Boardwalk: Josta Photo, CC BY 2.0 · Monterey Museum of Art: Sgerbic, CC BY-SA 4.0

Getting set up

Moving to Rio del Mar: who provides what

Rio del Mar is unincorporated, so Santa Cruz County and regional agencies provide most services.

PowerPG&E37.5¢/kWh · EIA 2025HIFLD · EIA
WaterSoquel Creek Water DistrictNo health-based violations in 5 years · EPAEPA
Internet7 providers100% of addresses get 100/20 MbpsFCC
Trash & county servicesSanta Cruz CountySanta Cruz County provides services here
SchoolsPajaro Valley Joint Unified School DistrictWhich school depends on your addressNCES
Register to voteOnlineIn California you can register online until 15 days before Election Day, in person up to and including Election Day, or by mail (postmarked 15 days before).vote.gov
Who runs elections hereSanta Cruz County Clerk - ElectionsSanta Cruz County; contacts on the Handbook page.FVAP, Jul 2025
ZIP code9500395003 100%Census 2020

EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.

The data

Ordered by what stands out in Rio del Mar.

Rio del Mar is a second-home town and has a longer frost-free season than nearly all U.S. towns, but it has homes that cost more against local pay than most of California.

HealthA

Rio del Mar earns an A for health

Against the 2,181 U.S. towns with household incomes like Rio del Mar’s, it is healthier than 67%, a smaller edge than it has nationally: part of it comes with its incomes.

Rio del Mar: 24% of adults have obesity. For adults locally, the share who sleep under 7 hours is 29%.

94%healthier than U.S. townsAHealth Grade
Rio del MarCalifornia townsU.S. towns
Sleep under 7 hours (CDC PLACES)29%35%36%
Obesity (CDC PLACES)24%29%35%
Frequent mental distress (CDC PLACES)14%17%17%
Get no exercise (CDC PLACES)16%24%25%
32 measures vs. California
20 better10 too close to call2 worse
What stands outRio del MarCA
Fewer uninsured adults3.9%10.6%
Fewer adults facing food insecurity6.6%17.9%
More adults who have had cancer11.4%6.4%
Watsonville Community Hospital
5.4 mi away · emergency room
None
primary care, dental or mental-health shortage
89th
percentile among CA towns

CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA

SchoolsC

Rio del Mar’s schools rank behind 67% of California districts

One of its 2 schools is below, with the reason it’s listed. The Pajaro Valley Unified school district runs its public schools. Enrollment at Rio del Mar’s public school: 393 students.

33%of CA districts it outscoresCSchool Grade
SchoolLevelStudentsLetter
Rio del Mar ElementaryLargest public elementary schoolGrades K–6Grades K–6393–

NCES · EDFacts · graded within CA on state tests and graduation

Natural hazardsHazard risk grade D

The biggest natural risk in Rio del Mar is earthquakes, at a very high overall level

Flood insurance has paid out on 29 claims in Rio del Mar since 1983. FEMA puts 59% of the town’s expected hazard losses down to earthquakes, and 31% to inland flooding.

86risk score of 100
FEMA risk score
86Very high riskLowerHigher
EarthquakesInland floodingTsunamis
29
paid flood claims since 1983

FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA

Work & commuteJobs & income grade A−

Fewer of Rio del Mar’s residents live below the poverty line than in the typical California or U.S. town

30.2% of workers work from home, against 17.2% across California.

The top destinations are Santa Cruz (10%), Watsonville (9%) and San Jose (7%). For Rio del Mar, the middle household income is $160,000. Jobs in Rio del Mar grew by 167 from 2013 to 2023, reaching 1,263. Most working residents leave Rio del Mar for work: only 6% work in town.

6%work in town
Rio del MarCalifornia townsU.S. towns
Median household income$160,000$95,000$80,000
Below the poverty line2.3%10%9.6%
Average trip to work30 minutes28 minutes25 minutes

Where working residents work

In Rio del Mar6%
Santa Cruz10%
Watsonville9%
San Jose7%
Live Oak5%
12 mi
median commute distance
1,263
jobs based in Rio del Mar
A commuter town
jobs vs. working residents
B+
Walkability grade: more walkable than 67% of U.S. towns

Census LEHD 2023 · ACS

Climate

Rio del Mar has mild winters and pleasant summers

The Santa Cruz weather station, 7 miles away, records that the frost-free season runs about 323 days, longer than in 96% of U.S. towns. January nights average 41.7°, milder than in 95% of U.S. towns; July afternoons average 72°.

The midsummer high for Rio del Mar comes to 72°F. Snow almost never falls.

73°summer high
Rio del MarCalifornia townsU.S. towns
July high72°F89°F85°F
January low42°F40°F22°F

Typical low → high °F

Winter42–61°
Spring47–66°
Summer54–72°
Fall50–70°
Dec 13
typical first frost
Jan 29
typical last frost
+1.8°
vs. the 20th-century average
73°
typical summer high

NOAA U.S. Climate Normals, 1991–2020

OutdoorsA

Open space protected for good: 10.4% of Rio del Mar

Across 7 parks and preserves: 2.0 miles of trail. Rio del Mar’s concentration of trails is 0.4 miles per square mile.

#563for trails in CA
10.4%
conserved · 306 of 2,937 acres
2.0 mi
of trails · 0.4 per sq mi
Biggest places to walkTrailsAcres
1. Seascape Park0.7 mi7
2. Monterey Bay National Marine Sanctuary—967
3. Seascape Uplands Preserve—135

Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US

HousingCost of living grade D−

The median home in Rio del Mar sells for about $1.22M

At 12 years of the Santa Cruz metro’s $111K median household income, the typical home costs more against local pay than in 86% of California towns; that ratio is one input to its D− for cost of living. The median property tax bill is $8,403, against $5,124 across California, another input to its cost-of-living grade.

The going rate for rent in Rio del Mar is $3,407 a month. In Rio del Mar, 75% of households own their home. Homes sold in Rio del Mar spent a median 40 days on the market.

$1.22Mmedian sale price
Rio del MarCalifornia townsU.S. towns
Median rent$3,407 a month$1,895 a month$1,185 a month
Households that own their home75%64%73%
Market temperature
BalancedA balanced marketBuyer’sSeller’s
40
days on market
96.5%
sale-to-list price
11
homes sold in September

Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center

Keep exploring

Everything we know about Rio del Mar

17pages on Rio del Mar
After high school

Colleges nearby

3 within 15 miles of the center of Rio del Mar

About Rio del Mar

Place in California, United States

Rio del Mar (Spanish: Río del Mar, meaning "River of the Sea") is an unincorporated village in Santa Cruz County, California, United States. Rio del Mar is one of several small villages that form the unincorporated community of Aptos. Its population was 9,128 as of the 2020 United States census. For statistical purposes, the United States Census Bureau has defined Rio del Mar as a census-designated place (CDP).

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Area
4.6 sq mi
Elevation
144 ft

Rio del Mar’s neighbors

3 towns share a border with Rio del Mar.

Explore the map →
How the neighbors grade
TownCA rankOverallCostSafetySchoolsHealth
Rio del Mar#326C+D−—CA
La Selva Beach——D−—CB
Seacliff#350CD−—CA
Aptos#260C+D—CA

La Selva Beach has fewer than 2,500 residents, so it gets subject grades but no overall grade. Rio del Mar, La Selva Beach, Seacliff and Aptos report no FBI crime data of their own. Compare Rio del Mar with a neighbor →

Questions about Rio del Mar

Short answers, built from the data on this page.

Is Rio del Mar, CA a good place to live?

Rio del Mar grades C+ overall, better than 36% of U.S. towns and #326 of 841 in California. It grades A for health and C for schools. Cost of living is its weak spot, with a D−.

Is Rio del Mar, CA expensive?

Yes. The typical home is worth about $1,338,000, 76% above the California typical home. Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades D−.