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美国房产小讲堂 · 持有成本

问“尔湾地税是百分之几”，其实是一个不太准确的问题。因为尔湾的地税由两部分组成，其中一部分并不按比例计算。

1两种说法为什么都对

有客户问：朋友说尔湾的房子地税很高，动不动就 1.8%、1.9% 甚至 2%；但在 Zillow 等网站上看，又写着只有 1.3%–1.4%。到底哪个对？

其实两种说法都可能是对的，因为尔湾的地税不是一个固定的百分比，而是由两部分组成。

2地税的两部分构成

• 基础地税：按房产评估价值的一定比例计算，在尔湾一般为 1% 多一点。根据 Prop 13，评估价值以购买价为基础，此后每年最多上调 2%。
• 特别评估税（Special Assessment）：包括新区建设费 Mello-Roos、市政债券、下水道等各项费用。这部分通常是一个相对固定的金额，不会因为房价上涨而同比增加。

3为什么房价越高，税率反而越低

举个简化的例子：几年前在尔湾大公园以 $100 万买的房子，基础地税约 1%，即 $1 万；特别评估税也是约 $1 万，合计约 $2 万，看起来就是“2% 的地税”。

如今同区域的房子可能已经涨到 $200 万：基础地税约 $2 万，特别评估税仍然约 $1 万，合计约 $3 万，相对于房价，整体税率就变成了约 1.5%。

直接说“地税是百分之几”并不准确，拆成两部分看才清楚。

4买房前如何查地税

所以在评估持有成本时，最好不要只看一个百分比，而是分别看两部分：按比例的基础地税，加上固定的特别评估税。比如一套 $400 万的房子，按“1.5%”估算是 $6 万，但实际可能是约 $4 万基础地税加约 $1 万特别评估税，合计约 $5 万。

橙县房产的地税明细，包括 Mello-Roos 等特别评估税，都可以在橙县税务官（OC Treasurer-Tax Collector）的网站上公开查询。不同社区的特别评估税差别很大，有的每年几千美元，有的上万美元，买房前建议逐套核实。

5放到全美来看

地税高低是相对的。加州的地税在全美属于中等偏低，纽约州、德州等很多地方的实际税率比加州更高。

常见问题

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How Much Is Property Tax in Irvine's Newer Communities? Base Tax vs. Special Assessments

Please note: This video was published on August 16, 2023. It is more than a year old. Market data, prices, rates, and policies reflect that date and may have changed. Contact us for the latest information.

US Real Estate 101 · Carrying Costs

Asking "what percentage is property tax in Irvine?" is not quite the right question, because Irvine property tax has two parts, and one of them is not a percentage.

1Why Both Answers Can Be Right

A client once asked: friends say Irvine property taxes are high — 1.8%, 1.9%, even 2% — but sites like Zillow show only 1.3%–1.4%. Which is it?

Both can be right, because Irvine property tax is not a single percentage; it has two components.

2The Two Components

• Base tax: a percentage of assessed value, typically a little over 1% in Irvine. Under Prop 13, assessed value is based on the purchase price and rises at most 2% per year.
• Special assessments: Mello-Roos, municipal bonds, sewer charges, and other fees. These are usually relatively fixed amounts that do not increase with home prices.

3Why Higher Prices Mean a Lower Effective Rate

A simplified example: a home in Irvine's Great Park bought for $1 million might have about $10,000 in base tax and about $10,000 in special assessments — about $20,000, or "2%."

If similar homes now sell for $2 million, the base tax is about $20,000 while special assessments remain about $10,000, totaling about $30,000 — an effective rate of about 1.5%.

A single percentage is misleading. Look at the two parts separately.

4How to Check Before You Buy

When estimating carrying costs, look at both parts. For a $4 million home, "1.5%" suggests $60,000, but the actual bill may be about $40,000 in base tax plus about $10,000 in special assessments — about $50,000.

Orange County property tax details, including Mello-Roos and other special assessments, are publicly available on the OC Treasurer-Tax Collector's website. Special assessments vary widely by community, from a few thousand to over ten thousand dollars a year, so check each property.

5In National Context

High or low is relative. California property taxes are moderate to low nationally; effective rates in New York, Texas, and many other states are higher.

FAQ

This article is for general information only and is not legal, tax, lending, or investment advice. Market data and policies reflect the time of publication and may have changed; please consult licensed professionals and verify independently.