San CastleFL
A town of 3,052.
Is San Castle a good place to live?
San Castle grades C− overall, 481st among Florida's 634 graded towns, with clear strengths and some subjects that lag. It is easier to get around on foot or by transit than 93% of U.S. towns. On the other side, residents are less healthy than 92% of U.S. towns on CDC estimates. San Castle’s January low is 59°F, where Florida’s towns sit at 51°F and U.S. towns at 22°F. San Castle's public schools beat 68% of Florida towns on state tests and graduation.
What makes San Castle stand out
Where San Castle beats most towns, and one thing worth knowing.
99% of working residents leave San Castle for work
Where San Castle’s working residents go each day. Line width shows the share.
Census LEHD 2023
How San Castle grades
Each subject compared with towns across the country (schools within Florida), ordered by how far San Castle is from typical.
How TownRatings grades towns →
Amerant Bank Arena and 31 more within 40 miles
Museums, parks, gardens and other places to visit around San Castle. Close and well known come first.
33 mi Stadium & arenaAmerant Bank Arena
26 mi Stadium & arenaChase Stadium
13 mi Stadium & arenaFAU Stadium
10 mi MuseumFlagler Museum33 mi Theme parkWannado City
11 mi MuseumMorikami Museum and Japanese GardensPhoto credits
Amerant Bank Arena: Yanjipy, CC BY-SA 4.0 · Chase Stadium: elisfkc2, CC BY-SA 2.0 · FAU Stadium: Jerseydem, CC BY-SA 3.0 · Flagler Museum: Roger Wollstadt from Sarasota, Florida, CC BY-SA 2.0 · Morikami Museum and Japanese Gardens: Fragments at en.wikipedia, CC BY-SA 3.0
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Moving to San Castle: who provides what
San Castle is unincorporated, so Palm Beach County and regional agencies provide most services.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 17, 2025.
The data
Ordered by what stands out in San Castle.
San Castle has milder winter nights than nearly all U.S. towns and sends most of its workers to Boynton Beach and beyond, but it scores below Boynton Beach and its other neighbors on health.
Compared with most of Florida and the rest of the country, more of San Castle’s adults say their health is fair or poor
All 3 graded neighbors score healthier than its D, from Boynton Beach (B) to Hypoluxo (B+).
34% of San Castle adults say their health is fair or poor. San Castle beats the Florida average on 2 of 31 CDC measures and trails it on 21. 19% of San Castle adults report frequent physical distress.
| San Castle | Florida towns | U.S. towns | |
|---|---|---|---|
| Fair or poor health (CDC PLACES) | 34% | 20% | 19% |
| Diabetes (CDC PLACES) | 18% | 13% | 12% |
| Get no exercise (CDC PLACES) | 40% | 25% | 25% |
| Food insecurity (CDC PLACES) | 32% | 15% | 14% |
| What stands out | San Castle | FL |
|---|---|---|
| Fewer adults who have had cancer | 6.3% | 9.1% |
| Fewer binge drinkers | 11.9% | 14.6% |
| More adults facing food insecurity | 32.3% | 16.8% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Most working residents commute out of San Castle
San Castle has 100 jobs for its 1,593 working residents: even if every job went to a resident, most would still commute out.
Most working residents leave San Castle for work: only 1% work in town. 19% of residents live below the poverty line in San Castle. The top destinations are Boynton Beach (9%), Boca Raton (8%) and West Palm Beach (8%).
| San Castle | Florida towns | U.S. towns | |
|---|---|---|---|
| Below the poverty line | 19% | 11% | 9.6% |
| Median household income | $57,000 | $73,000 | $80,000 |
| Working residents who work in town | 0.8% | 5% | 8% |
| Average trip to work | 29 minutes | 27 minutes | 25 minutes |
Where working residents work
Census LEHD 2023 · ACS
In San Castle, expect mild winters and hot summers
January nights average 58.6°, milder than in 100% of U.S. towns; July afternoons average 89.9°. The Loxahatchee Nwr weather station, 11 miles away, records that about 66 days a year reach 90°: more than most of the country, but fewer than 78% of Florida places with climate records.
San Castle has warm winters and warm summers, with plenty of rain. San Castle’s July high is 90°F. Snow is almost unheard of.
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
San Castle faces a high natural-hazard risk, led by hurricanes
Expected storm and flood damage is higher than in 63% of U.S. communities. Since 1982, 16 flood insurance claims have been paid out in San Castle.
FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA
A home in San Castle sells for about $399K at the median
89.1% of renter households pay 30% or more of their income for housing, against 60.1% across Florida.
The median rent in San Castle is $1,596 a month.
| San Castle | Florida towns | U.S. towns | |
|---|---|---|---|
| Households that own their home | 64% | 72% | 73% |
| Median rent | $1,596 a month | $1,647 a month | $1,185 a month |
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
Everything we know about San Castle
Colleges nearby
10 within 15 miles of the center of San Castle
About 5 of every 100 San Castle residents are enrolled in college, about the same as Florida.
San Castle’s neighbors
3 towns share a border with San Castle.
All 3 graded towns on its borders grade higher than its C−; Boynton Beach (C−) is closest.
| Town | FL rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| San Castle | #481 | C− | C− | — | B+ | D |
| Lantana | #241 | C+ | D | — | B+ | B+ |
| Boynton Beach | #421 | C− | D | C− | B+ | B |
| Hypoluxo | #175 | B− | C− | — | B+ | B+ |
San Castle, Lantana and Hypoluxo report no FBI crime data of their own. Compare San Castle with a neighbor →
Questions about San Castle
Short answers, built from the data on this page.
Is San Castle, FL a good place to live?
San Castle grades C− overall, better than 17% of U.S. towns and #481 of 634 in Florida. It grades D for health and B+ for schools. Health is its weak spot, with a D.
Is San Castle, FL expensive?
Yes. The typical home is worth about $304,000, 19% below the Florida 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 C−.