ZIP Code · CA

ZIP 91945

Part of Lemon Grove, CA

Pop. 27,745·San Diego County·530th most expensive ZIP in California

Median rent (all units)

$2,671/mo

Year-over-Year

+4.7%

Month-over-Month

+0.1%

vs US Median

+$739

Reported rents

Stable (Monthly)

Be the first to discuss 91945 rents ↓

Most AffordableMost Expensive

ZIP 91945 · $2,671

More expensive than 84% of US ZIP codes · National median $1,932/mo

Rent check

Is your rent fair?

Compare your rent to the local median.

Medians by bedroom

Rent by unit size

Studio

$1,880

1 BR

$2,020

2 BR

$2,460

3 BR

$3,280

4 BR+

$3,970

Research median

$2,460/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

Loading…

Last updated: October 17, 2026

From the history

What the numbers show

Compared with the peak

Rent in ZIP 91945 is at its highest level since Zillow's records here began in December 2022.

Past year vs. the rest of California

Rent in ZIP 91945 changed +4.7% over the year to September 2026. Across the 819 California ZIP codes Zillow tracks, the typical change was +3.2%.

Recent direction

Rent has risen 3 months in a row, and rose in 9 of the last 12 months.

What a typical income covers

30% of the median household income ($88,016) is $2,200 a month. That covers HUD's Fair Market Rent for up to a 1-bedroom ($2,020); a 2-bedroom is $2,460.

Cheaper nearby

ZIP 92105, 3 miles away, rents for 16% less ($2,248/mo), about $5,100 a year in savings.

From Zillow's monthly rent index (ZORI) for ZIP 91945. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$32,052/yr

At $2,671/mo median

Location

CityLemon Grove

StateCA

CountySan Diego County

Rent Market Meter

Landlord's Market

Renter's MarketBalancedLandlord's Market

Rents are climbing (4.7% YoY), so leverage tilts toward landlords. Act sooner rather than later.

Based on rent-price momentum (+4.7% YoY, +0.1% MoM), not inventory.

Demographics

Who lives here

ZIP 91945 (Lemon Grove, CA) is roughly split between renters and owners, 20.3% of residents hold a bachelor's degree or higher.

Population

27,745

Median income

$88,016

Median age

37.1

Renters

47.5%

Age distribution

21%

26.7%

23.8%

13.9%

14.6%

Under 1821%

18–3426.7%

35–5423.8%

55–6413.9%

65+14.6%

Gender

49.5%

50.5%

Male49.5%

Female50.5%

Race & ethnicity

32.7%

45.4%

White32.7%

Black12%

Hispanic45.4%

Asian10.6%

Education (25+)

29.3%

40.2%

20.3%

No HS diploma10.2%

HS diploma29.3%

Some college40.2%

Bachelor's+20.3%

Housing tenure

52.5%

47.5%

Owner52.5%

Renter47.5%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2023 vs 2026

How ZIP 91945 in Lemon Grove, CA has changed in 5 years

Rent

$2,360 → $2,671

up 13.2%

Income

$71,294 → $88,016

up 23.5%

Population

27,685 → 27,745

up 0.2%

Renter share

46.9% → 47.5%

+0.6 pts

Bachelor's+

20.1% → 20.3%

+0.2 pts

Median age

35.7 → 37.1

+1.4 yrs

Compared with 2023, rent in ZIP 91945 in Lemon Grove, CA has climbed by $311 per month, settling near $2,671 after starting the period at $2,360. Local incomes tracked alongside that move, going from a median of $71,294 in 2021 to $88,016 more recently. Income growth outran rent by about 10.3 percentage points, easing the affordability math somewhat compared with 2021. These shifts give renters and would-be renters a longer baseline for sizing up today's listings against the ZIP 91945 in Lemon Grove, CA market of 2023.

Community

Discussions about ZIP 91945

No discussions yet. Start the conversation.

Local insights

Tips for renters in ZIP 91945

About renting in ZIP 91945

Last updated: October 17, 2026

ZIP code 91945 covers Lemon Grove, CA. The median rent here is $2,671/mo as of October 2026. A 1-bedroom rents for a median of $2,020/mo. A 2-bedroom rents for a median of $2,460/mo.

At 36% of local median household income ($88,016/yr), ZIP 91945 ranks as moderate compared to the national benchmark of 30%. Rents have increased 4.7% over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 91945?

To keep rent at or below 30% of gross income, you would need to earn at least $107,000/year (about $51/hour full-time) to afford the median rent of $2,671/mo in ZIP 91945. The local median household income is $88,016/yr, so the typical household falls short of that bar.

Is rent going up or down in ZIP 91945?

Rent in ZIP 91945 has risen 4.7% over the past year as of September 2026. That is the highest level since Zillow's records here began in December 2022.

How does ZIP 91945 compare to other ZIPs in California?

ZIP 91945 is in the middle among California ZIP codes for rent, ranking #530 of 898 at $2,671/mo. Over the year to September 2026, rent in ZIP 91945 changed +4.7%, against a typical +3.2% across the 819 California ZIP codes Zillow tracks.