DevFeeFinder
San Diego County Unincorporated county

Development fees for a new home in San Diego County (unincorporated)

$68,467

One-time fees on a typical new single-family home: 2,000 sq ft, 0.13 acre lot, three bedrooms, in a new subdivision.

Service area: County Islands · Rainbow Municipal Water District

Source: Development Fee Index, via DevFeeFinder · as of 25 Sep 2026 · Methodology

CountySan Diego
Service areaCounty Islands · Rainbow Municipal Water District
Home2,000 sq ft · 0.13 acre
Figures as of25 Sep 2026

Ranked #19 of 61 · Compare all

Fees by category click a slice

Transportation — $5,192 Water — $14,220 Parks — $13,781 Sewer — $19,314 Schools — $9,580 Public safety — $6,380
$68,467
7 fees
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Every fee, and when it is due

FeeCategoryHow it’s chargedDueAmount
Rainbow MWD sewer capacity feeRainbow MWDSewerper equivalent dwelling unitService connection$19,314
Rainbow MWD water capacity feeRainbow MWDWaterper water meterService connection$14,220
Park Land Dedication Ordinance (PLDO) fees - County IslandsSD ParksParksper homeBuilding permit$13,781
School Facilities Fee (Level 1) - Valley Center-Pauma USDSchools$4.79 per sq ftBuilding permit$9,580
Fire Mitigation FeeSan Diego County FPDPublic safety$3.19 per sq ftFinal inspection or occupancy$6,380
SANDAG Regional Transportation Congestion Improvement Program (RTCIP)SANDAGTransportationper homeBuilding permit$3,110
Transportation Impact Fee (TIF) - County IslandsTransportationper homeBuilding permit$2,082
Development fees per home · 2,000 sq ft, 0.13 acre lot$68,467

Each line is the one rate this home pays. Most fees publish several rates — by house size, lot, or location — and only one applies. Click a fee for its full schedule and source documents.

Charges that are not part of the one-time total above: fees set as a percentage of another fee, and payments a builder can make instead of building something. Neither is added to the headline figure, because neither is a fixed amount every new home owes.

Percentage surcharges

No percentage surcharge is recorded for San Diego County (unincorporated).

Housing and in-lieu options

Paid instead of building something — affordable units, for instance — or measured on something the figure above does not assume. An alternative, not an addition.

Inclusionary Housing in-lieu feeno amount we could find—
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