Mold Removal Cost And Risk In San Bernardino County, CA

A typical professional mold job in San Bernardino County runs about $1,600 to $6,400 before rebuild, using the Riverside-San Bernardino-Ontario, CA price level. Below are the 85 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and California rules.

1983Median year homes were built

44%Homes built before 1980

38%Homes rented, not owned

$475,000Median home value

738,535Housing units

2,187,816People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $23.05 an hour, BLS May 2025 wage survey.

Half the homes in San Bernardino County were built before 1983, and 44 percent went up before 1980. Older plumbing, roofs and window seals are where slow leaks start, and slow leaks are the mold most home policies leave out. About 38 percent of homes in San Bernardino County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 93558 has the oldest homes here, a median year of 1938, and ZIP 91708 the newest, 2011.

Typical Prices In San Bernardino County

JobSizeNational RangeSan Bernardino County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,600 to $6,400
Mold Remediationan attic$2,000 to $7,500$2,150 to $8,000
Mold Inspection and Testinga visual inspection$200 to $600$200 to $650
Mold Inspection and Testingan inspection with samples$300 to $1,000$300 to $1,050
Mold Inspection and Testinga clearance test$300 to $800$300 to $850

Estimate is the national range times 106.4 divided by 100, the price level for Riverside-San Bernardino-Ontario, CA, rounded to $50. National ranges from Remediational cost guide, price level from BEA Regional Price Parities 2024.

The standard limited fungi endorsement caps mold at $5,000. Against a typical job here of up to $6,400, that cap falls short by about $1,400 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates San Bernardino County high for inland flooding. Water from these events is where mold claims start, and flood water is a separate policy. FloodSmart says mold damage is not covered under standard NFIP flood policies. FloodSmart

HazardFEMA Risk Rating
Inland floodingVery High
Coastal floodingNot Applicable
HurricaneNo Rating
Cold waveRelatively Low
Winter weatherRelatively Low

Source FEMA National Risk Index, December 2025, county level.

ZIP Code Neighborhoods In San Bernardino County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
91701Rancho Cucamonga198146%$718,800
91708Chino20111%$642,500
91709Chino Hills199017%$829,900
91710Chino198050%$645,200
91730Rancho Cucamonga198833%$595,400
91737Rancho Cucamonga198525%$843,500
91739San Bernardino County20036%$860,200
91761Ontario198538%$590,000
91762Ontario197461%$568,700
91763Montclair196869%$550,000
91764Ontario197754%$524,100
91784Upland198342%$853,900
91786Upland197563%$607,100
92242San Bernardino County198441%$134,400
92252San Bernardino County197754%$290,800
92256San Bernardino County197364%$265,100
92267San Bernardino CountyNot published43%Not published
92268San Bernardino County196856%$526,000
92277San Bernardino County198343%$224,300
92284San Bernardino County197854%$314,500
92285San Bernardino County196083%$221,500
92301San Bernardino County199719%$316,300
92305San Bernardino County197361%$417,900
92307San Bernardino County198629%$396,900
92308San Bernardino County198728%$360,800
92309San Bernardino County198929%$115,100
92310San Bernardino County199330%Not published
92311San Bernardino County196965%$217,500
92313Grand Terrace197661%$465,800
92314Big Bear City197953%$412,800
92315San Bernardino County197659%$538,200
92316Bloomington197657%$448,200
92317Lake Arrowhead198049%$548,700
92321San Bernardino County197360%$480,000
92322Crestline195884%$615,000
92324Colton197951%$413,100
92325Crestline196777%$358,300
92327San Bernardino County198146%Not published
92332San Bernardino County195881%$375,000
92333San Bernardino County196571%$400,000
92335Fontana197657%$433,600
92336Fontana199913%$604,600
92337Fontana198910%$519,400
92339San Bernardino County196376%$503,200
92341San Bernardino County196287%$368,300
92342San Bernardino County199019%$339,700
92344Oak Hills20026%$454,100
92345Hesperia198634%$359,700
92346Highland198244%$461,500
92347San Bernardino County197388%Not published
92350Loma LindaNot published0%Not published
92352Lake Arrowhead197855%$627,400
92354Loma Linda198050%$539,100
92356San Bernardino County197162%$239,100
92358San Bernardino County197050%$513,800
92359San Bernardino County198246%$411,100
92363San Bernardino County198246%$138,900
92364San Bernardino County198436%Not published
92365San Bernardino County198337%$161,200
92368San Bernardino County196460%$313,700
92371San Bernardino County199017%$351,700
92372Piñon Hills199214%$418,700
92373San Bernardino County197558%$713,200
92374Redlands197756%$494,000
92376Rialto197754%$433,100
92377Rialto198826%$553,800
92378Lake Arrowhead197557%$350,000
92382San Bernardino County197070%$373,700
92385San Bernardino County197275%$388,300
92386Big Bear City197663%$447,200
92391Lake Arrowhead196972%$313,100
92392Victorville199612%$365,800
92394Victorville20019%$340,200
92395Victorville198534%$335,900
92398San Bernardino County195887%$185,500
92399Yucaipa197951%$472,400
92401San Bernardino197163%$348,400
92404San Bernardino County196473%$383,700
92405San Bernardino195782%$376,800
92407San Bernardino County198735%$473,200
92408San Bernardino198049%$407,300
92410San Bernardino197361%$273,700
92411San Bernardino196274%$318,500
93558San Bernardino County1938100%Not published
93562San Bernardino County195792%$60,200

ZIP areas are Census ZIP Code Tabulation Areas, placed in the county that holds most of their land, per the Census 2020 ZIP relationship files.

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