A typical home in each town, bought with 20% down at 6.3% for 30 years, plus property tax at the town’s own rate and insurance. Change the numbers to fit you.

Down paymentRate%

Diamond Bar$5,900/mo

Typical home $1.01M (Zillow) · tax rate 0.74% · or rent about $2,521/mo · Housing →

Walnut$6,900/mo

Typical home $1.17M (Zillow) · tax rate 0.78% · or rent about $3,202/mo · Housing →

The difference: $1,000 a month, about $11,900 a year, between Walnut and Diamond Bar.

Estimates, not a quote: your price, rate, tax bill and insurance will differ. Tax rate = the Census median tax bill over the median home value.

Report cards

Walnut places higher on 13 of 22 CA lists

Our letter grades for safety, schools and health, then every California ranking list both towns are on. A grade is one measure; read the page behind it.

Safety

C+Diamond BarSafer than 42% of U.S. towns B−WalnutSafer than 47% of U.S. towns

Schools

B+Diamond BarBetter than 67% of districts in the state AWalnutBetter than 89% of districts in the state

Health

ADiamond BarHealthier than 86% of U.S. towns AWalnutHealthier than 86% of U.S. towns

8Diamond Bar

13Walnut

Lists won, of 22 where both are ranked. Ties go to nobody.

Most trailsOutdoors · 677 towns #541#76 Most new homesHousing · 438 towns #345#139 Most conserved landOutdoors · 777 towns #394#264 Highest incomeIncome · 843 towns #311#192 Cheapest rentCost of living · 830 towns #662#769 Most walkableOutdoors · 841 towns #448#353 Rent easiest to affordCost of living · 422 towns #395#348 Lowest property taxCost of living · 835 towns #627#691

Left end = #1 in California. Showing the lists where the towns are furthest apart. All of Diamond Bar’s rankings →

Life in each

What daily life feels like in each

The weather, the land, the history and the people, row by row. None of it is a grade: more snow is a plus to a skier.

Seasons

Diamond BarWalnut

Snow a year0″0″

Hazard risk (U.S. pctl)85th 87th

Outdoors & history

Diamond BarWalnut

Trails7 mi 28 mi

Conserved land4.3%9.4%

Settled1989 1959

Archive photos5 6

Famous people born here13 6

Community

Diamond BarWalnut

Library hours a week56 hrs 40 hrs

Colleges in town—1

Posts this month0 0

Neighbors joined0 0

A dot marks the most on each row. Climate: NOAA 1991–2020 normals at the nearest station. Hazard risk: FEMA National Risk Index, expected yearly damage vs U.S. towns.

Where they are

3 miles apart

And the people who already live in one and work in the other.

Diamond BarWalnut

Diamond Bar ↔ Walnut3.3 miles apart

Who commutes between them

300 Walnut residents work in Diamond Bar (2.6% of its workers)

Work & commute in Walnut →

Everything, side by side

What matters to you?

Pick a few. Those rows jump to the top and the best fit on each is marked. There’s no overall score: what matters is up to you.

Only big differences vs California average

Diamond BarWalnut

People

Population 53,355Highest 27,611Lowest

Growth since 20102010 → 2020 census -0.8%Highest CA: +6.1% -2.5%Lowest CA: +6.1%

Median age 45.7±0.9Lowest 21% above CA 46.8±1.7Highest 23% above CA

Walnut and Diamond Bar are within the Census margin of error here, so we can’t say which is really higher.

Kids under 18 19%±1.5Lowest CA: 22% 19.8%±1.9Highest CA: 22%

Walnut and Diamond Bar are within the Census margin of error here, so we can’t say which is really higher.

Age 65+ 21%±1.5Lowest CA: 15.7% 24%±1.9Highest CA: 15.7%

Walnut and Diamond Bar are within the Census margin of error here, so we can’t say which is really higher.

Bachelor’s degree+adults 25+ 52.8%Lowest CA: 37.1% 57.3%Highest CA: 37.1%

Enrolled in collegeshare of residents 9.2%±1Highest CA: 7.6% 7.1%±1.2Lowest CA: 7.6%

Diamond Bar and Walnut are within the Census margin of error here, so we can’t say which is really higher.

Cost of living

Household incomemedian $108,281±$7kLowest 9% above CA $129,449±$14kHighest 31% above CA

Home valuemedian, owner-occupied $902,200±$18kLowest 23% above CA $1,014,000±$38kHighest 38% above CA

Rentmedian gross, monthly $2,521±$121Lowest 24% above CA $3,202±$442Highest 57% above CA

Property taxmedian, yearly $6,634Lowest 29% above CA $7,897Highest 54% above CA

Renters paying 30%+of income on rent 65.1%±6.8Highest CA: 55.3% 61.5%±6.7Lowest CA: 55.3%

Diamond Bar and Walnut are within the Census margin of error here, so we can’t say which is really higher.

Below poverty line 10%Lowest CA: 12% 10.1%Highest CA: 12%

Housing

Homeownersof occupied homes 77.3%Lowest CA: 55.9% 83.8%Highest CA: 55.9%

Typical home builtmedian year 1980Lowest 4 yrs newer than CA 1982Highest 6 yrs newer than CA

Getting to work

Average commuteone way 33 minLowest 16% above CA 34 minHighest 17% above CA

Work from home 18.4%±2.2Lowest CA: 17.2% 19.7%±2.7Highest CA: 17.2%

Walnut and Diamond Bar are within the Census margin of error here, so we can’t say which is really higher.

Work in townworking residents 8.1%Highest 7.6%Lowest

Typical commute distancemedian, straight-line 14.8 mi 14.8 mi

Jobs per working residentover 1.5 = a job hub 0.80Highest 0.79Lowest

Top workplaceoutside town Los Angeles (12%)Los Angeles (14%)

Between these townsresidents who work in the others Few work in Walnut3% work in Diamond Bar

Outdoors

Conserved landshare of the town 4.3%Lowest 9.4%Highest

Trailsmapped miles 7.0 miLowest 28.1 miHighest

Trail densitymiles per sq mi 0.5 miLowest 3.1 miHighest

Parks & preservesnamed on the map 12 12

Street connectivityintersections per sq mi, a walkability measure 66.9Lowest 82.1Highest

Schools

Public school scoresrank in state, math + reading #21 of 574 in CA #31 of 574 in CA

School district Pomona Unified · Walnut Valley UnifiedRowland Unified · Walnut Valley Unified

High school in town Diamond Bar HighWalnut High

Students per teacherat that high school 26.0Highest 23.2Lowest

California average“±” Census margin of errorACS 2020–2024

Deciding?

Ask the people who live there

The numbers stop at the town line. Neighbors can tell you about the commute at 7am, the schools, the winters and the feel of the place.

Diamond Bar neighborsTown Square →

Your question goes to Diamond Bar’s Town Square.

Walnut neighborsTown Square →

Your question goes to Walnut’s Town Square.

Add a town

Set another town beside Diamond Bar and Walnut

One tap adds it. Up to 4 towns at once.

Bordering Diamond Bar

+ Compare

Industry210 people

+ Compare

Pomona147,943 people · $594K homes

+ Compare

Rowland Heights45,911 people · $851K homes

+ Compare

Chino Hills77,927 people · $875K homes

Towns like Diamond Bar

+ Compare

Cerritos47,867 people · $935K homes

+ Compare

Mission Viejo92,151 people · $1.01M homes

+ Compare

Yorba Linda67,170 people · $1.15M homes

+ Compare

Poway48,713 people · $1.03M homes

Sources: U.S. Census Bureau American Community Survey 5-year estimates, 2010 & 2020 censuses, LEHD commute flows; Zillow Home Value Index; NCES Common Core of Data; FBI crime reporting; CDC PLACES; FEMA National Risk Index; NOAA U.S. Climate Normals 1991–2020; USGS PAD-US and OpenStreetMap. “±” is the Census margin of error; differences inside it are never called. Property tax is top-coded by the Census at $10,000+. There is no overall score: which town is better depends on what matters to you.

Diamond Bar vs Walnut

Two towns, two different strengths

Where they differ most

A typical home costs $1,000 more a month in Walnut

Walnut places higher on 13 of 22 CA lists

What daily life feels like in each

3 miles apart

What matters to you?

Ask the people who live there

Set another town beside Diamond Bar and Walnut

Bordering Diamond Bar

Towns like Diamond Bar

Post to Diamond Bar

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